HEADER    SIGNALING PROTEIN, ELECTRON TRANSPORT   23-OCT-13   4NC3              
TITLE     CRYSTAL STRUCTURE OF THE 5-HT2B RECEPTOR SOLVED USING SERIAL          
TITLE    2 FEMTOSECOND CRYSTALLOGRAPHY IN LIPIDIC CUBIC PHASE.                  
COMPND    MOL_ID: 1;                                                            
COMPND   2 MOLECULE: CHIMERA PROTEIN OF HUMAN 5-HYDROXYTRYPTAMINE RECEPTOR 2B   
COMPND   3 AND E. COLI SOLUBLE CYTOCHROME B562;                                 
COMPND   4 CHAIN: A;                                                            
COMPND   5 FRAGMENT: BRIL;                                                      
COMPND   6 ENGINEERED: YES;                                                     
COMPND   7 MUTATION: YES                                                        
SOURCE    MOL_ID: 1;                                                            
SOURCE   2 ORGANISM_SCIENTIFIC: HOMO SAPIENS, ESCHERICHIA COLI;                 
SOURCE   3 ORGANISM_COMMON: HUMAN;                                              
SOURCE   4 ORGANISM_TAXID: 9606, 562;                                           
SOURCE   5 GENE: HTR2B, CYBC;                                                   
SOURCE   6 EXPRESSION_SYSTEM: SPODOPTERA FRUGIPERDA;                            
SOURCE   7 EXPRESSION_SYSTEM_TAXID: 7108;                                       
SOURCE   8 EXPRESSION_SYSTEM_STRAIN: SF9;                                       
SOURCE   9 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID;                              
SOURCE  10 EXPRESSION_SYSTEM_PLASMID: PFASTBAC                                  
KEYWDS    SERIAL FEMTOSECOND CRYSTALLOGRAPHY, HUMAN 5HT2B RECEPTOR, ERGOTAMINE, 
KEYWDS   2 NOVEL PROTEIN ENGINEERING, GPCR NETWORK, MEMBRANE PROTEIN, LIPIDIC   
KEYWDS   3 CUBIC PHASE, PSI-BIOLOGY, FREE ELECTRON LASER, STRUCTURAL GENOMICS,  
KEYWDS   4 GPCR, MEMBRANE, SIGNALING PROTEIN, ELECTRON TRANSPORT                
EXPDTA    X-RAY DIFFRACTION                                                     
AUTHOR    W.LIU,D.WACKER,C.GATI,G.W.HAN,D.JAMES,D.WANG,G.NELSON,U.WEIERSTALL,   
AUTHOR   2 V.KATRITCH,A.BARTY,N.A.ZATSEPIN,D.LI,M.MESSERSCHMIDT,S.BOUTET,       
AUTHOR   3 G.J.WILLIAMS,J.E.KOGLIN,M.M.SEIBERT,C.WANG,S.T.A.SHAH,S.BASU,        
AUTHOR   4 R.FROMME,C.KUPITZ,K.N.RENDEK,I.GROTJOHANN,P.FROMME,R.A.KIRIAN,       
AUTHOR   5 K.R.BEYERLEIN,T.A.WHITE,H.N.CHAPMAN,M.CAFFREY,J.C.H.SPENCE,          
AUTHOR   6 R.C.STEVENS,V.CHEREZOV,GPCR NETWORK (GPCR)                           
REVDAT   7   30-OCT-24 4NC3    1       REMARK                                   
REVDAT   6   20-SEP-23 4NC3    1       REMARK                                   
REVDAT   5   16-AUG-23 4NC3    1       REMARK SEQADV LINK                       
REVDAT   4   14-FEB-18 4NC3    1       REMARK                                   
REVDAT   3   07-JUN-17 4NC3    1       COMPND SOURCE REMARK                     
REVDAT   2   22-JAN-14 4NC3    1       JRNL                                     
REVDAT   1   18-DEC-13 4NC3    0                                                
JRNL        AUTH   W.LIU,D.WACKER,C.GATI,G.W.HAN,D.JAMES,D.WANG,G.NELSON,       
JRNL        AUTH 2 U.WEIERSTALL,V.KATRITCH,A.BARTY,N.A.ZATSEPIN,D.LI,           
JRNL        AUTH 3 M.MESSERSCHMIDT,S.BOUTET,G.J.WILLIAMS,J.E.KOGLIN,            
JRNL        AUTH 4 M.M.SEIBERT,C.WANG,S.T.SHAH,S.BASU,R.FROMME,C.KUPITZ,        
JRNL        AUTH 5 K.N.RENDEK,I.GROTJOHANN,P.FROMME,R.A.KIRIAN,K.R.BEYERLEIN,   
JRNL        AUTH 6 T.A.WHITE,H.N.CHAPMAN,M.CAFFREY,J.C.SPENCE,R.C.STEVENS,      
JRNL        AUTH 7 V.CHEREZOV                                                   
JRNL        TITL   SERIAL FEMTOSECOND CRYSTALLOGRAPHY OF G PROTEIN-COUPLED      
JRNL        TITL 2 RECEPTORS.                                                   
JRNL        REF    SCIENCE                       V. 342  1521 2013              
JRNL        REFN                   ISSN 0036-8075                               
JRNL        PMID   24357322                                                     
JRNL        DOI    10.1126/SCIENCE.1244142                                      
REMARK   2                                                                      
REMARK   2 RESOLUTION.    2.80 ANGSTROMS.                                       
REMARK   3                                                                      
REMARK   3 REFINEMENT.                                                          
REMARK   3   PROGRAM     : PHENIX (PHENIX.REFINE: 1.8_1069)                     
REMARK   3   AUTHORS     : PAUL ADAMS,PAVEL AFONINE,VINCENT CHEN,IAN            
REMARK   3               : DAVIS,KRESHNA GOPAL,RALF GROSSE-KUNSTLEVE,           
REMARK   3               : LI-WEI HUNG,ROBERT IMMORMINO,TOM IOERGER,            
REMARK   3               : AIRLIE MCCOY,ERIK MCKEE,NIGEL MORIARTY,              
REMARK   3               : REETAL PAI,RANDY READ,JANE RICHARDSON,               
REMARK   3               : DAVID RICHARDSON,TOD ROMO,JIM SACCHETTINI,           
REMARK   3               : NICHOLAS SAUTER,JACOB SMITH,LAURENT                  
REMARK   3               : STORONI,TOM TERWILLIGER,PETER ZWART                  
REMARK   3                                                                      
REMARK   3    REFINEMENT TARGET : ML                                            
REMARK   3                                                                      
REMARK   3  DATA USED IN REFINEMENT.                                            
REMARK   3   RESOLUTION RANGE HIGH (ANGSTROMS) : 2.80                           
REMARK   3   RESOLUTION RANGE LOW  (ANGSTROMS) : 34.68                          
REMARK   3   MIN(FOBS/SIGMA_FOBS)              : 1.330                          
REMARK   3   COMPLETENESS FOR RANGE        (%) : 99.9                           
REMARK   3   NUMBER OF REFLECTIONS             : 16025                          
REMARK   3                                                                      
REMARK   3  FIT TO DATA USED IN REFINEMENT.                                     
REMARK   3   R VALUE     (WORKING + TEST SET) : 0.229                           
REMARK   3   R VALUE            (WORKING SET) : 0.227                           
REMARK   3   FREE R VALUE                     : 0.270                           
REMARK   3   FREE R VALUE TEST SET SIZE   (%) : 5.080                           
REMARK   3   FREE R VALUE TEST SET COUNT      : 814                             
REMARK   3                                                                      
REMARK   3  FIT TO DATA USED IN REFINEMENT (IN BINS).                           
REMARK   3   BIN  RESOLUTION RANGE  COMPL.    NWORK NFREE   RWORK  RFREE        
REMARK   3     1 34.6839 -  5.0836    1.00     2667   136  0.2491 0.2677        
REMARK   3     2  5.0836 -  4.0370    1.00     2539   133  0.1784 0.2325        
REMARK   3     3  4.0370 -  3.5272    1.00     2534   143  0.2153 0.2685        
REMARK   3     4  3.5272 -  3.2050    1.00     2512   129  0.2629 0.3548        
REMARK   3     5  3.2050 -  2.9754    1.00     2470   136  0.3072 0.3388        
REMARK   3     6  2.9754 -  2.8001    1.00     2489   137  0.3409 0.3841        
REMARK   3                                                                      
REMARK   3  BULK SOLVENT MODELLING.                                             
REMARK   3   METHOD USED        : FLAT BULK SOLVENT MODEL                       
REMARK   3   SOLVENT RADIUS     : 1.11                                          
REMARK   3   SHRINKAGE RADIUS   : 0.90                                          
REMARK   3   K_SOL              : NULL                                          
REMARK   3   B_SOL              : NULL                                          
REMARK   3                                                                      
REMARK   3  ERROR ESTIMATES.                                                    
REMARK   3   COORDINATE ERROR (MAXIMUM-LIKELIHOOD BASED)     : 0.440            
REMARK   3   PHASE ERROR (DEGREES, MAXIMUM-LIKELIHOOD BASED) : 31.030           
REMARK   3                                                                      
REMARK   3  B VALUES.                                                           
REMARK   3   FROM WILSON PLOT           (A**2) : NULL                           
REMARK   3   MEAN B VALUE      (OVERALL, A**2) : NULL                           
REMARK   3   OVERALL ANISOTROPIC B VALUE.                                       
REMARK   3    B11 (A**2) : NULL                                                 
REMARK   3    B22 (A**2) : NULL                                                 
REMARK   3    B33 (A**2) : NULL                                                 
REMARK   3    B12 (A**2) : NULL                                                 
REMARK   3    B13 (A**2) : NULL                                                 
REMARK   3    B23 (A**2) : NULL                                                 
REMARK   3                                                                      
REMARK   3  TWINNING INFORMATION.                                               
REMARK   3   FRACTION: NULL                                                     
REMARK   3   OPERATOR: NULL                                                     
REMARK   3                                                                      
REMARK   3  DEVIATIONS FROM IDEAL VALUES.                                       
REMARK   3                 RMSD          COUNT                                  
REMARK   3   BOND      :  0.002           3179                                  
REMARK   3   ANGLE     :  0.601           4299                                  
REMARK   3   CHIRALITY :  0.032            506                                  
REMARK   3   PLANARITY :  0.002            499                                  
REMARK   3   DIHEDRAL  : 15.414           1157                                  
REMARK   3                                                                      
REMARK   3  TLS DETAILS                                                         
REMARK   3   NUMBER OF TLS GROUPS  : 2                                          
REMARK   3   TLS GROUP : 1                                                      
REMARK   3    SELECTION: CHAIN 'A' AND (RESSEQ 48:400) OR CHAIN 'A' AND         
REMARK   3               (RESSEQ 1201:1201)                                     
REMARK   3    ORIGIN FOR THE GROUP (A): -21.7680 -18.1630  -2.1578              
REMARK   3    T TENSOR                                                          
REMARK   3      T11:   0.7326 T22:   0.6606                                     
REMARK   3      T33:   0.6925 T12:   0.0302                                     
REMARK   3      T13:  -0.0022 T23:   0.0712                                     
REMARK   3    L TENSOR                                                          
REMARK   3      L11:   2.2400 L22:   2.0754                                     
REMARK   3      L33:   1.2817 L12:  -0.0261                                     
REMARK   3      L13:   0.7117 L23:   0.1294                                     
REMARK   3    S TENSOR                                                          
REMARK   3      S11:   0.0474 S12:   0.0881 S13:  -0.1327                       
REMARK   3      S21:  -0.0432 S22:  -0.0360 S23:  -0.1061                       
REMARK   3      S31:   0.2515 S32:   0.0323 S33:  -0.0016                       
REMARK   3   TLS GROUP : 2                                                      
REMARK   3    SELECTION: CHAIN 'A' AND (RESSEQ 1001:1106)                       
REMARK   3    ORIGIN FOR THE GROUP (A): -48.3730  -6.3246 -45.2049              
REMARK   3    T TENSOR                                                          
REMARK   3      T11:   1.0264 T22:   1.9875                                     
REMARK   3      T33:   1.1809 T12:   0.0854                                     
REMARK   3      T13:  -0.1212 T23:   0.1200                                     
REMARK   3    L TENSOR                                                          
REMARK   3      L11:   0.1861 L22:   0.2899                                     
REMARK   3      L33:   0.2845 L12:   0.1367                                     
REMARK   3      L13:  -0.1324 L23:  -0.0075                                     
REMARK   3    S TENSOR                                                          
REMARK   3      S11:   0.3702 S12:  -0.0559 S13:  -0.0530                       
REMARK   3      S21:  -0.0634 S22:  -0.2081 S23:  -0.3985                       
REMARK   3      S31:   0.1855 S32:  -0.7574 S33:  -0.0000                       
REMARK   3                                                                      
REMARK   3  NCS DETAILS                                                         
REMARK   3   NUMBER OF NCS GROUPS : NULL                                        
REMARK   3                                                                      
REMARK   3  OTHER REFINEMENT REMARKS: NULL                                      
REMARK   4                                                                      
REMARK   4 4NC3 COMPLIES WITH FORMAT V. 3.30, 13-JUL-11                         
REMARK 100                                                                      
REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 12-NOV-13.                  
REMARK 100 THE DEPOSITION ID IS D_1000083014.                                   
REMARK 200                                                                      
REMARK 200 EXPERIMENTAL DETAILS                                                 
REMARK 200  EXPERIMENT TYPE                : X-RAY DIFFRACTION                  
REMARK 200  DATE OF DATA COLLECTION        : MAR-13                             
REMARK 200  TEMPERATURE           (KELVIN) : 294                                
REMARK 200  PH                             : 8.0                                
REMARK 200  NUMBER OF CRYSTALS USED        : NULL                               
REMARK 200                                                                      
REMARK 200  SYNCHROTRON              (Y/N) : N                                  
REMARK 200  RADIATION SOURCE               : FREE ELECTRON LASER                
REMARK 200  BEAMLINE                       : CXI                                
REMARK 200  X-RAY GENERATOR MODEL          : SLAC LCLS BEAMLINE CXI             
REMARK 200  MONOCHROMATIC OR LAUE    (M/L) : M                                  
REMARK 200  WAVELENGTH OR RANGE        (A) : 1.3                                
REMARK 200  MONOCHROMATOR                  : K-B MIRRORS                        
REMARK 200  OPTICS                         : K-B MIRRORS                        
REMARK 200                                                                      
REMARK 200  DETECTOR TYPE                  : PIXEL                              
REMARK 200  DETECTOR MANUFACTURER          : CORNELL-SLAC PIXEL ARRAY           
REMARK 200                                   DETECTOR (CSPAD)                   
REMARK 200  INTENSITY-INTEGRATION SOFTWARE : CRYSTFEL                           
REMARK 200  DATA SCALING SOFTWARE          : CRYSTFEL                           
REMARK 200                                                                      
REMARK 200  NUMBER OF UNIQUE REFLECTIONS   : 16052                              
REMARK 200  RESOLUTION RANGE HIGH      (A) : 2.800                              
REMARK 200  RESOLUTION RANGE LOW       (A) : 35.000                             
REMARK 200  REJECTION CRITERIA  (SIGMA(I)) : NULL                               
REMARK 200                                                                      
REMARK 200 OVERALL.                                                             
REMARK 200  COMPLETENESS FOR RANGE     (%) : 100.0                              
REMARK 200  DATA REDUNDANCY                : 1150.                              
REMARK 200  R MERGE                    (I) : 0.09500                            
REMARK 200  R SYM                      (I) : NULL                               
REMARK 200  <I/SIGMA(I)> FOR THE DATA SET  : 5.9000                             
REMARK 200                                                                      
REMARK 200 IN THE HIGHEST RESOLUTION SHELL.                                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.80                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE LOW  (A) : 2.90                     
REMARK 200  COMPLETENESS FOR SHELL     (%) : 100.0                              
REMARK 200  DATA REDUNDANCY IN SHELL       : NULL                               
REMARK 200  R MERGE FOR SHELL          (I) : NULL                               
REMARK 200  R SYM FOR SHELL            (I) : NULL                               
REMARK 200  <I/SIGMA(I)> FOR SHELL         : NULL                               
REMARK 200                                                                      
REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH                              
REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT        
REMARK 200 SOFTWARE USED: PHASER                                                
REMARK 200 STARTING MODEL: PDB ENTRY 4IB4                                       
REMARK 200                                                                      
REMARK 200 REMARK: NULL                                                         
REMARK 280                                                                      
REMARK 280 CRYSTAL                                                              
REMARK 280 SOLVENT CONTENT, VS   (%): 62.48                                     
REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 3.28                     
REMARK 280                                                                      
REMARK 280 CRYSTALLIZATION CONDITIONS: 100MM TRIS/HCL PH8.0, 20-80MM MGCL2      
REMARK 280  AND 30% (V/V) PEG400 , LIPIDIC CUBIC PHASE (LCP), TEMPERATURE       
REMARK 280  293K                                                                
REMARK 290                                                                      
REMARK 290 CRYSTALLOGRAPHIC SYMMETRY                                            
REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: C 2 2 21                         
REMARK 290                                                                      
REMARK 290      SYMOP   SYMMETRY                                                
REMARK 290     NNNMMM   OPERATOR                                                
REMARK 290       1555   X,Y,Z                                                   
REMARK 290       2555   -X,-Y,Z+1/2                                             
REMARK 290       3555   -X,Y,-Z+1/2                                             
REMARK 290       4555   X,-Y,-Z                                                 
REMARK 290       5555   X+1/2,Y+1/2,Z                                           
REMARK 290       6555   -X+1/2,-Y+1/2,Z+1/2                                     
REMARK 290       7555   -X+1/2,Y+1/2,-Z+1/2                                     
REMARK 290       8555   X+1/2,-Y+1/2,-Z                                         
REMARK 290                                                                      
REMARK 290     WHERE NNN -> OPERATOR NUMBER                                     
REMARK 290           MMM -> TRANSLATION VECTOR                                  
REMARK 290                                                                      
REMARK 290 CRYSTALLOGRAPHIC SYMMETRY TRANSFORMATIONS                            
REMARK 290 THE FOLLOWING TRANSFORMATIONS OPERATE ON THE ATOM/HETATM             
REMARK 290 RECORDS IN THIS ENTRY TO PRODUCE CRYSTALLOGRAPHICALLY                
REMARK 290 RELATED MOLECULES.                                                   
REMARK 290   SMTRY1   1  1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY2   1  0.000000  1.000000  0.000000        0.00000            
REMARK 290   SMTRY3   1  0.000000  0.000000  1.000000        0.00000            
REMARK 290   SMTRY1   2 -1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY2   2  0.000000 -1.000000  0.000000        0.00000            
REMARK 290   SMTRY3   2  0.000000  0.000000  1.000000       84.25000            
REMARK 290   SMTRY1   3 -1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY2   3  0.000000  1.000000  0.000000        0.00000            
REMARK 290   SMTRY3   3  0.000000  0.000000 -1.000000       84.25000            
REMARK 290   SMTRY1   4  1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY2   4  0.000000 -1.000000  0.000000        0.00000            
REMARK 290   SMTRY3   4  0.000000  0.000000 -1.000000        0.00000            
REMARK 290   SMTRY1   5  1.000000  0.000000  0.000000       30.75000            
REMARK 290   SMTRY2   5  0.000000  1.000000  0.000000       61.10000            
REMARK 290   SMTRY3   5  0.000000  0.000000  1.000000        0.00000            
REMARK 290   SMTRY1   6 -1.000000  0.000000  0.000000       30.75000            
REMARK 290   SMTRY2   6  0.000000 -1.000000  0.000000       61.10000            
REMARK 290   SMTRY3   6  0.000000  0.000000  1.000000       84.25000            
REMARK 290   SMTRY1   7 -1.000000  0.000000  0.000000       30.75000            
REMARK 290   SMTRY2   7  0.000000  1.000000  0.000000       61.10000            
REMARK 290   SMTRY3   7  0.000000  0.000000 -1.000000       84.25000            
REMARK 290   SMTRY1   8  1.000000  0.000000  0.000000       30.75000            
REMARK 290   SMTRY2   8  0.000000 -1.000000  0.000000       61.10000            
REMARK 290   SMTRY3   8  0.000000  0.000000 -1.000000        0.00000            
REMARK 290                                                                      
REMARK 290 REMARK: NULL                                                         
REMARK 300                                                                      
REMARK 300 BIOMOLECULE: 1                                                       
REMARK 300 SEE REMARK 350 FOR THE AUTHOR PROVIDED AND/OR PROGRAM                
REMARK 300 GENERATED ASSEMBLY INFORMATION FOR THE STRUCTURE IN                  
REMARK 300 THIS ENTRY. THE REMARK MAY ALSO PROVIDE INFORMATION ON               
REMARK 300 BURIED SURFACE AREA.                                                 
REMARK 350                                                                      
REMARK 350 COORDINATES FOR A COMPLETE MULTIMER REPRESENTING THE KNOWN           
REMARK 350 BIOLOGICALLY SIGNIFICANT OLIGOMERIZATION STATE OF THE                
REMARK 350 MOLECULE CAN BE GENERATED BY APPLYING BIOMT TRANSFORMATIONS          
REMARK 350 GIVEN BELOW.  BOTH NON-CRYSTALLOGRAPHIC AND                          
REMARK 350 CRYSTALLOGRAPHIC OPERATIONS ARE GIVEN.                               
REMARK 350                                                                      
REMARK 350 BIOMOLECULE: 1                                                       
REMARK 350 AUTHOR DETERMINED BIOLOGICAL UNIT: MONOMERIC                         
REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: MONOMERIC                  
REMARK 350 SOFTWARE USED: PISA                                                  
REMARK 350 APPLY THE FOLLOWING TO CHAINS: A                                     
REMARK 350   BIOMT1   1  1.000000  0.000000  0.000000        0.00000            
REMARK 350   BIOMT2   1  0.000000  1.000000  0.000000        0.00000            
REMARK 350   BIOMT3   1  0.000000  0.000000  1.000000        0.00000            
REMARK 465                                                                      
REMARK 465 MISSING RESIDUES                                                     
REMARK 465 THE FOLLOWING RESIDUES WERE NOT LOCATED IN THE                       
REMARK 465 EXPERIMENT. (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN               
REMARK 465 IDENTIFIER; SSSEQ=SEQUENCE NUMBER; I=INSERTION CODE.)                
REMARK 465                                                                      
REMARK 465   M RES C SSSEQI                                                     
REMARK 465     ASP A    26                                                      
REMARK 465     TYR A    27                                                      
REMARK 465     LYS A    28                                                      
REMARK 465     ASP A    29                                                      
REMARK 465     ASP A    30                                                      
REMARK 465     ASP A    31                                                      
REMARK 465     ASP A    32                                                      
REMARK 465     GLY A    33                                                      
REMARK 465     ALA A    34                                                      
REMARK 465     PRO A    35                                                      
REMARK 465     THR A    36                                                      
REMARK 465     GLU A    37                                                      
REMARK 465     SER A    38                                                      
REMARK 465     ILE A    39                                                      
REMARK 465     PRO A    40                                                      
REMARK 465     GLU A    41                                                      
REMARK 465     GLU A    42                                                      
REMARK 465     MET A    43                                                      
REMARK 465     LYS A    44                                                      
REMARK 465     GLN A    45                                                      
REMARK 465     ILE A    46                                                      
REMARK 465     VAL A    47                                                      
REMARK 465     ASP A   198                                                      
REMARK 465     ALA A  1036                                                      
REMARK 465     ALA A  1037                                                      
REMARK 465     LEU A  1038                                                      
REMARK 465     ASP A  1039                                                      
REMARK 465     ALA A  1040                                                      
REMARK 465     GLN A  1041                                                      
REMARK 465     LYS A  1042                                                      
REMARK 465     ALA A  1043                                                      
REMARK 465     THR A  1044                                                      
REMARK 465     PRO A  1045                                                      
REMARK 465     PRO A  1046                                                      
REMARK 465     LYS A  1047                                                      
REMARK 465     LEU A  1048                                                      
REMARK 465     GLU A  1049                                                      
REMARK 465     ASP A  1050                                                      
REMARK 465     LYS A  1051                                                      
REMARK 465     SER A  1052                                                      
REMARK 465     PRO A  1053                                                      
REMARK 465     ASP A  1054                                                      
REMARK 465     SER A  1055                                                      
REMARK 465     PRO A  1056                                                      
REMARK 465     GLU A  1057                                                      
REMARK 465     MET A  1058                                                      
REMARK 465     ALA A   401                                                      
REMARK 465     THR A   402                                                      
REMARK 465     LYS A   403                                                      
REMARK 465     SER A   404                                                      
REMARK 465     VAL A   405                                                      
REMARK 465     GLY A   406                                                      
REMARK 465     ARG A   407                                                      
REMARK 465     PRO A   408                                                      
REMARK 465     LEU A   409                                                      
REMARK 465     GLU A   410                                                      
REMARK 465     VAL A   411                                                      
REMARK 465     LEU A   412                                                      
REMARK 465     PHE A   413                                                      
REMARK 465     GLN A   414                                                      
REMARK 470                                                                      
REMARK 470 MISSING ATOM                                                         
REMARK 470 THE FOLLOWING RESIDUES HAVE MISSING ATOMS (M=MODEL NUMBER;           
REMARK 470 RES=RESIDUE NAME; C=CHAIN IDENTIFIER; SSEQ=SEQUENCE NUMBER;          
REMARK 470 I=INSERTION CODE):                                                   
REMARK 470   M RES CSSEQI  ATOMS                                                
REMARK 470     GLU A  49    CG   CD   OE1  OE2                                  
REMARK 470     LYS A  53    CD   CE   NZ                                        
REMARK 470     GLU A 118    CG   CD   OE1  OE2                                  
REMARK 470     MET A 120    CG   SD   CE                                        
REMARK 470     LEU A 125    CD1  CD2                                            
REMARK 470     ARG A 153    CD   NE   CZ   NH1  NH2                             
REMARK 470     LYS A 159    CG   CD   CE   NZ                                   
REMARK 470     ILE A 161    CG1  CG2  CD1                                       
REMARK 470     GLN A 162    CG   CD   OE1  NE2                                  
REMARK 470     TYR A 166    CD1  CD2  CE1  CE2  CZ   OH                         
REMARK 470     THR A 197    OG1  CG2                                            
REMARK 470     ILE A 205    CG1  CG2  CD1                                       
REMARK 470     LYS A 211    CD   CE   NZ                                        
REMARK 470     GLU A1008    CG   CD   OE1  OE2                                  
REMARK 470     VAL A1026    CG1  CG2                                            
REMARK 470     LYS A1027    CG   CD   CE   NZ                                   
REMARK 470     LYS A1059    CG   CD   CE   NZ                                   
REMARK 470     ARG A1062    CG   CD   NE   CZ   NH1  NH2                        
REMARK 470     PHE A1065    CG   CD1  CD2  CE1  CE2  CZ                         
REMARK 470     LEU A1076    CG   CD1  CD2                                       
REMARK 470     LYS A1083    CG   CD   CE   NZ                                   
REMARK 470     LYS A1085    CG   CD   CE   NZ                                   
REMARK 470     ARG A 321    CD   NE   CZ   NH1  NH2                             
REMARK 470     LYS A 324    CD   CE   NZ                                        
REMARK 470     LYS A 385    CG   CD   CE   NZ                                   
REMARK 470     ARG A 400    CG   CD   NE   CZ   NH1  NH2                        
REMARK 500                                                                      
REMARK 500 GEOMETRY AND STEREOCHEMISTRY                                         
REMARK 500 SUBTOPIC: TORSION ANGLES                                             
REMARK 500                                                                      
REMARK 500 TORSION ANGLES OUTSIDE THE EXPECTED RAMACHANDRAN REGIONS:            
REMARK 500 (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN IDENTIFIER;               
REMARK 500 SSEQ=SEQUENCE NUMBER; I=INSERTION CODE).                             
REMARK 500                                                                      
REMARK 500 STANDARD TABLE:                                                      
REMARK 500 FORMAT:(10X,I3,1X,A3,1X,A1,I4,A1,4X,F7.2,3X,F7.2)                    
REMARK 500                                                                      
REMARK 500 EXPECTED VALUES: GJ KLEYWEGT AND TA JONES (1996). PHI/PSI-           
REMARK 500 CHOLOGY: RAMACHANDRAN REVISITED. STRUCTURE 4, 1395 - 1400            
REMARK 500                                                                      
REMARK 500  M RES CSSEQI        PSI       PHI                                   
REMARK 500    VAL A  64      -57.68   -144.34                                   
REMARK 500    GLU A 118     -159.57     57.60                                   
REMARK 500    ASP A 200      -87.35   -118.31                                   
REMARK 500    ASN A 204       58.43   -104.54                                   
REMARK 500    PHE A 226      -54.34   -124.18                                   
REMARK 500    CYS A 397       63.86     61.93                                   
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
REMARK 610                                                                      
REMARK 610 MISSING HETEROATOM                                                   
REMARK 610 THE FOLLOWING RESIDUES HAVE MISSING ATOMS (M=MODEL NUMBER;           
REMARK 610 RES=RESIDUE NAME; C=CHAIN IDENTIFIER; SSEQ=SEQUENCE NUMBER;          
REMARK 610 I=INSERTION CODE):                                                   
REMARK 610   M RES C SSEQI                                                      
REMARK 610     OLC A 1204                                                       
REMARK 610     OLC A 1205                                                       
REMARK 610     OLC A 1208                                                       
REMARK 610     OLA A 1210                                                       
REMARK 610     OLA A 1212                                                       
REMARK 610     DGA A 1213                                                       
REMARK 610     DGA A 1214                                                       
REMARK 800                                                                      
REMARK 800 SITE                                                                 
REMARK 800 SITE_IDENTIFIER: AC1                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE PLM A 1201                
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC2                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE ERM A 1202                
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC3                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE CLR A 1203                
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC4                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE OLC A 1204                
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC5                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE OLC A 1205                
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC6                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE PEG A 1206                
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC7                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE OLC A 1207                
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC8                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE OLC A 1208                
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC9                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE TRS A 1209                
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: BC1                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE OLA A 1211                
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: BC2                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE OLA A 1212                
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: BC3                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE DGA A 1213                
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: BC4                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE DGA A 1214                
REMARK 900                                                                      
REMARK 900 RELATED ENTRIES                                                      
REMARK 900 RELATED ID: 4IB4   RELATED DB: PDB                                   
REMARK 900 CRYSTAL STRUCTURE OF THE CHIMERIC PROTEIN OF 5-HT2B-BRIL IN COMPLEX  
REMARK 900 WITH ERGOTAMINE                                                      
REMARK 900 RELATED ID: GPCR-4   RELATED DB: TARGETTRACK                         
DBREF  4NC3 A   36   248  UNP    P41595   5HT2B_HUMAN     36    248             
DBREF  4NC3 A 1001  1106  UNP    P0ABE7   C562_ECOLX      23    128             
DBREF  4NC3 A  314   405  UNP    P41595   5HT2B_HUMAN    314    405             
SEQADV 4NC3 ASP A   26  UNP  P41595              EXPRESSION TAG                 
SEQADV 4NC3 TYR A   27  UNP  P41595              EXPRESSION TAG                 
SEQADV 4NC3 LYS A   28  UNP  P41595              EXPRESSION TAG                 
SEQADV 4NC3 ASP A   29  UNP  P41595              EXPRESSION TAG                 
SEQADV 4NC3 ASP A   30  UNP  P41595              EXPRESSION TAG                 
SEQADV 4NC3 ASP A   31  UNP  P41595              EXPRESSION TAG                 
SEQADV 4NC3 ASP A   32  UNP  P41595              EXPRESSION TAG                 
SEQADV 4NC3 GLY A   33  UNP  P41595              EXPRESSION TAG                 
SEQADV 4NC3 ALA A   34  UNP  P41595              EXPRESSION TAG                 
SEQADV 4NC3 PRO A   35  UNP  P41595              EXPRESSION TAG                 
SEQADV 4NC3 TRP A  144  UNP  P41595    MET   144 ENGINEERED MUTATION            
SEQADV 4NC3 TRP A 1007  UNP  P0ABE7    MET    29 ENGINEERED MUTATION            
SEQADV 4NC3 ILE A 1102  UNP  P0ABE7    HIS   124 ENGINEERED MUTATION            
SEQADV 4NC3 LEU A 1106  UNP  P0ABE7    ARG   128 ENGINEERED MUTATION            
SEQADV 4NC3 GLY A  406  UNP  P41595              EXPRESSION TAG                 
SEQADV 4NC3 ARG A  407  UNP  P41595              EXPRESSION TAG                 
SEQADV 4NC3 PRO A  408  UNP  P41595              EXPRESSION TAG                 
SEQADV 4NC3 LEU A  409  UNP  P41595              EXPRESSION TAG                 
SEQADV 4NC3 GLU A  410  UNP  P41595              EXPRESSION TAG                 
SEQADV 4NC3 VAL A  411  UNP  P41595              EXPRESSION TAG                 
SEQADV 4NC3 LEU A  412  UNP  P41595              EXPRESSION TAG                 
SEQADV 4NC3 PHE A  413  UNP  P41595              EXPRESSION TAG                 
SEQADV 4NC3 GLN A  414  UNP  P41595              EXPRESSION TAG                 
SEQRES   1 A  430  ASP TYR LYS ASP ASP ASP ASP GLY ALA PRO THR GLU SER          
SEQRES   2 A  430  ILE PRO GLU GLU MET LYS GLN ILE VAL GLU GLU GLN GLY          
SEQRES   3 A  430  ASN LYS LEU HIS TRP ALA ALA LEU LEU ILE LEU MET VAL          
SEQRES   4 A  430  ILE ILE PRO THR ILE GLY GLY ASN THR LEU VAL ILE LEU          
SEQRES   5 A  430  ALA VAL SER LEU GLU LYS LYS LEU GLN TYR ALA THR ASN          
SEQRES   6 A  430  TYR PHE LEU MET SER LEU ALA VAL ALA ASP LEU LEU VAL          
SEQRES   7 A  430  GLY LEU PHE VAL MET PRO ILE ALA LEU LEU THR ILE MET          
SEQRES   8 A  430  PHE GLU ALA MET TRP PRO LEU PRO LEU VAL LEU CYS PRO          
SEQRES   9 A  430  ALA TRP LEU PHE LEU ASP VAL LEU PHE SER THR ALA SER          
SEQRES  10 A  430  ILE TRP HIS LEU CYS ALA ILE SER VAL ASP ARG TYR ILE          
SEQRES  11 A  430  ALA ILE LYS LYS PRO ILE GLN ALA ASN GLN TYR ASN SER          
SEQRES  12 A  430  ARG ALA THR ALA PHE ILE LYS ILE THR VAL VAL TRP LEU          
SEQRES  13 A  430  ILE SER ILE GLY ILE ALA ILE PRO VAL PRO ILE LYS GLY          
SEQRES  14 A  430  ILE GLU THR ASP VAL ASP ASN PRO ASN ASN ILE THR CYS          
SEQRES  15 A  430  VAL LEU THR LYS GLU ARG PHE GLY ASP PHE MET LEU PHE          
SEQRES  16 A  430  GLY SER LEU ALA ALA PHE PHE THR PRO LEU ALA ILE MET          
SEQRES  17 A  430  ILE VAL THR TYR PHE LEU THR ILE HIS ALA LEU GLN LYS          
SEQRES  18 A  430  LYS ALA ALA ASP LEU GLU ASP ASN TRP GLU THR LEU ASN          
SEQRES  19 A  430  ASP ASN LEU LYS VAL ILE GLU LYS ALA ASP ASN ALA ALA          
SEQRES  20 A  430  GLN VAL LYS ASP ALA LEU THR LYS MET ARG ALA ALA ALA          
SEQRES  21 A  430  LEU ASP ALA GLN LYS ALA THR PRO PRO LYS LEU GLU ASP          
SEQRES  22 A  430  LYS SER PRO ASP SER PRO GLU MET LYS ASP PHE ARG HIS          
SEQRES  23 A  430  GLY PHE ASP ILE LEU VAL GLY GLN ILE ASP ASP ALA LEU          
SEQRES  24 A  430  LYS LEU ALA ASN GLU GLY LYS VAL LYS GLU ALA GLN ALA          
SEQRES  25 A  430  ALA ALA GLU GLN LEU LYS THR THR ARG ASN ALA TYR ILE          
SEQRES  26 A  430  GLN LYS TYR LEU GLN THR ILE SER ASN GLU GLN ARG ALA          
SEQRES  27 A  430  SER LYS VAL LEU GLY ILE VAL PHE PHE LEU PHE LEU LEU          
SEQRES  28 A  430  MET TRP CYS PRO PHE PHE ILE THR ASN ILE THR LEU VAL          
SEQRES  29 A  430  LEU CYS ASP SER CYS ASN GLN THR THR LEU GLN MET LEU          
SEQRES  30 A  430  LEU GLU ILE PHE VAL TRP ILE GLY TYR VAL SER SER GLY          
SEQRES  31 A  430  VAL ASN PRO LEU VAL TYR THR LEU PHE ASN LYS THR PHE          
SEQRES  32 A  430  ARG ASP ALA PHE GLY ARG TYR ILE THR CYS ASN TYR ARG          
SEQRES  33 A  430  ALA THR LYS SER VAL GLY ARG PRO LEU GLU VAL LEU PHE          
SEQRES  34 A  430  GLN                                                          
HET    PLM  A1201      17                                                       
HET    ERM  A1202      43                                                       
HET    CLR  A1203      28                                                       
HET    OLC  A1204      19                                                       
HET    OLC  A1205      16                                                       
HET    PEG  A1206       7                                                       
HET    OLC  A1207      25                                                       
HET    OLC  A1208      19                                                       
HET    TRS  A1209       8                                                       
HET    OLA  A1210      10                                                       
HET    OLA  A1211      20                                                       
HET    OLA  A1212      19                                                       
HET    DGA  A1213      26                                                       
HET    DGA  A1214      20                                                       
HETNAM     PLM PALMITIC ACID                                                    
HETNAM     ERM ERGOTAMINE                                                       
HETNAM     CLR CHOLESTEROL                                                      
HETNAM     OLC (2R)-2,3-DIHYDROXYPROPYL (9Z)-OCTADEC-9-ENOATE                   
HETNAM     PEG DI(HYDROXYETHYL)ETHER                                            
HETNAM     TRS 2-AMINO-2-HYDROXYMETHYL-PROPANE-1,3-DIOL                         
HETNAM     OLA OLEIC ACID                                                       
HETNAM     DGA DIACYL GLYCEROL                                                  
HETSYN     OLC 1-OLEOYL-R-GLYCEROL                                              
HETSYN     TRS TRIS BUFFER                                                      
FORMUL   2  PLM    C16 H32 O2                                                   
FORMUL   3  ERM    C33 H35 N5 O5                                                
FORMUL   4  CLR    C27 H46 O                                                    
FORMUL   5  OLC    4(C21 H40 O4)                                                
FORMUL   7  PEG    C4 H10 O3                                                    
FORMUL  10  TRS    C4 H12 N O3 1+                                               
FORMUL  11  OLA    3(C18 H34 O2)                                                
FORMUL  14  DGA    2(C39 H76 O5)                                                
FORMUL  16  HOH   *7(H2 O)                                                      
HELIX    1   1 LYS A   53  VAL A   64  1                                  12    
HELIX    2   2 VAL A   64  GLU A   82  1                                  19    
HELIX    3   3 ALA A   88  VAL A  107  1                                  20    
HELIX    4   4 VAL A  107  PHE A  117  1                                  11    
HELIX    5   5 VAL A  126  LYS A  159  1                                  34    
HELIX    6   6 ASN A  164  ILE A  188  1                                  25    
HELIX    7   7 ILE A  188  GLY A  194  1                                   7    
HELIX    8   8 THR A  210  PHE A  226  1                                  17    
HELIX    9   9 PHE A  226  LYS A 1019  1                                  42    
HELIX   10  10 ASN A 1022  LYS A 1032  1                                  11    
HELIX   11  11 ASP A 1060  GLY A 1082  1                                  23    
HELIX   12  12 LYS A 1083  MET A  336  1                                  47    
HELIX   13  13 TRP A  337  CYS A  350  1                                  14    
HELIX   14  14 ASN A  354  VAL A  375  1                                  22    
HELIX   15  15 VAL A  375  LEU A  382  1                                   8    
HELIX   16  16 ASN A  384  THR A  396  1                                  13    
SSBOND   1 CYS A  128    CYS A  207                          1555   1555  2.03  
SSBOND   2 CYS A  350    CYS A  353                          1555   1555  2.03  
LINK         SG  CYS A 397                 C1  PLM A1201     1555   1555  1.66  
SITE     1 AC1  5 LEU A  62  CYS A 353  ILE A 395  THR A 396                    
SITE     2 AC1  5 CYS A 397                                                     
SITE     1 AC2 12 ASP A 135  SER A 139  THR A 140  VAL A 208                    
SITE     2 AC2 12 LEU A 209  PHE A 217  MET A 218  ALA A 225                    
SITE     3 AC2 12 PHE A 340  ASN A 344  GLN A 359  HOH A1302                    
SITE     1 AC3  5 ILE A  61  ILE A  69  GLY A  70  TYR A 394                    
SITE     2 AC3  5 TYR A 399                                                     
SITE     1 AC4  4 SER A 150  MET A 233  THR A 240  LEU A 326                    
SITE     1 AC5  1 TYR A 399                                                     
SITE     1 AC6  3 TYR A  87  TYR A 380  ASN A 384                               
SITE     1 AC7  2 LEU A  77  HOH A1305                                          
SITE     1 AC8  4 LYS A 193  ASP A 216  PHE A 217  OLA A1212                    
SITE     1 AC9  1 ASP A 216                                                     
SITE     1 BC1  1 MET A  63                                                     
SITE     1 BC2  2 ILE A 174  OLC A1208                                          
SITE     1 BC3  3 LEU A 239  HIS A 242  DGA A1214                               
SITE     1 BC4  4 HIS A  55  HIS A 242  DGA A1213  HOH A1306                    
CRYST1   61.500  122.200  168.500  90.00  90.00  90.00 C 2 2 21      8          
ORIGX1      1.000000  0.000000  0.000000        0.00000                         
ORIGX2      0.000000  1.000000  0.000000        0.00000                         
ORIGX3      0.000000  0.000000  1.000000        0.00000                         
SCALE1      0.016260  0.000000  0.000000        0.00000                         
SCALE2      0.000000  0.008183  0.000000        0.00000                         
SCALE3      0.000000  0.000000  0.005935        0.00000