HEADER    SIGNALING PROTEIN, ELECTRON TRANSPORT   07-DEC-12   4IB4              
TITLE     CRYSTAL STRUCTURE OF THE CHIMERIC PROTEIN OF 5-HT2B-BRIL IN COMPLEX   
TITLE    2 WITH ERGOTAMINE                                                      
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 ENGINEERED: YES;                                                     
COMPND   6 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    ERGOTAMINE, NOVEL PROTEIN ENGINEERING, GPCR NETWORK, MEMBRANE         
KEYWDS   2 PROTEIN, PSI-BIOLOGY, STRUCTURAL GENOMICS, GPCR, SIGNALING PROTEIN,  
KEYWDS   3 ELECTRON TRANSPORT, GPCR DOCK                                        
EXPDTA    X-RAY DIFFRACTION                                                     
AUTHOR    D.WACKER,C.WANG,V.KATRITCH,G.W.HAN,X.HUANG,E.VARDY,J.D.MCCORVY,       
AUTHOR   2 Y.JIANG,M.CHU,F.Y.SIU,W.LIU,H.E.XU,V.CHEREZOV,B.L.ROTH,R.C.STEVENS,  
AUTHOR   3 GPCR NETWORK (GPCR)                                                  
REVDAT   8   06-NOV-24 4IB4    1       REMARK                                   
REVDAT   7   20-SEP-23 4IB4    1       REMARK SEQADV LINK                       
REVDAT   6   15-NOV-17 4IB4    1       REMARK                                   
REVDAT   5   07-JUN-17 4IB4    1       COMPND SOURCE REMARK                     
REVDAT   4   15-MAY-13 4IB4    1       JRNL                                     
REVDAT   3   10-APR-13 4IB4    1       JRNL                                     
REVDAT   2   03-APR-13 4IB4    1       JRNL                                     
REVDAT   1   13-MAR-13 4IB4    0                                                
JRNL        AUTH   D.WACKER,C.WANG,V.KATRITCH,G.W.HAN,X.P.HUANG,E.VARDY,        
JRNL        AUTH 2 J.D.MCCORVY,Y.JIANG,M.CHU,F.Y.SIU,W.LIU,H.E.XU,V.CHEREZOV,   
JRNL        AUTH 3 B.L.ROTH,R.C.STEVENS                                         
JRNL        TITL   STRUCTURAL FEATURES FOR FUNCTIONAL SELECTIVITY AT SEROTONIN  
JRNL        TITL 2 RECEPTORS.                                                   
JRNL        REF    SCIENCE                       V. 340   615 2013              
JRNL        REFN                   ISSN 0036-8075                               
JRNL        PMID   23519215                                                     
JRNL        DOI    10.1126/SCIENCE.1232808                                      
REMARK   2                                                                      
REMARK   2 RESOLUTION.    2.70 ANGSTROMS.                                       
REMARK   3                                                                      
REMARK   3 REFINEMENT.                                                          
REMARK   3   PROGRAM     : PHENIX                                               
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 : NULL                                          
REMARK   3                                                                      
REMARK   3  DATA USED IN REFINEMENT.                                            
REMARK   3   RESOLUTION RANGE HIGH (ANGSTROMS) : 2.70                           
REMARK   3   RESOLUTION RANGE LOW  (ANGSTROMS) : 24.84                          
REMARK   3   MIN(FOBS/SIGMA_FOBS)              : 0.000                          
REMARK   3   COMPLETENESS FOR RANGE        (%) : 90.7                           
REMARK   3   NUMBER OF REFLECTIONS             : 15818                          
REMARK   3                                                                      
REMARK   3  FIT TO DATA USED IN REFINEMENT.                                     
REMARK   3   R VALUE     (WORKING + TEST SET) : 0.227                           
REMARK   3   R VALUE            (WORKING SET) : 0.224                           
REMARK   3   FREE R VALUE                     : 0.266                           
REMARK   3   FREE R VALUE TEST SET SIZE   (%) : 5.200                           
REMARK   3   FREE R VALUE TEST SET COUNT      : 823                             
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  2.8900 -  2.7000    0.91     2735   162  0.2596 0.2540        
REMARK   3                                                                      
REMARK   3  BULK SOLVENT MODELLING.                                             
REMARK   3   METHOD USED        : NULL                                          
REMARK   3   SOLVENT RADIUS     : NULL                                          
REMARK   3   SHRINKAGE RADIUS   : NULL                                          
REMARK   3   K_SOL              : NULL                                          
REMARK   3   B_SOL              : NULL                                          
REMARK   3                                                                      
REMARK   3  ERROR ESTIMATES.                                                    
REMARK   3   COORDINATE ERROR (MAXIMUM-LIKELIHOOD BASED)     : NULL             
REMARK   3   PHASE ERROR (DEGREES, MAXIMUM-LIKELIHOOD BASED) : NULL             
REMARK   3                                                                      
REMARK   3  B VALUES.                                                           
REMARK   3   FROM WILSON PLOT           (A**2) : 72.10                          
REMARK   3   MEAN B VALUE      (OVERALL, A**2) : 80.04                          
REMARK   3   OVERALL ANISOTROPIC B VALUE.                                       
REMARK   3    B11 (A**2) : -2.01210                                             
REMARK   3    B22 (A**2) : -1.23750                                             
REMARK   3    B33 (A**2) : 3.24970                                              
REMARK   3    B12 (A**2) : 0.00000                                              
REMARK   3    B13 (A**2) : 0.00000                                              
REMARK   3    B23 (A**2) : 0.00000                                              
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      :  0.009           3121                                  
REMARK   3   ANGLE     :   NULL           NULL                                  
REMARK   3   CHIRALITY :   NULL           NULL                                  
REMARK   3   PLANARITY :   NULL           NULL                                  
REMARK   3   DIHEDRAL  :   NULL           1432                                  
REMARK   3                                                                      
REMARK   3  TLS DETAILS                                                         
REMARK   3   NUMBER OF TLS GROUPS  : 3                                          
REMARK   3   TLS GROUP : 1                                                      
REMARK   3    SELECTION: { A|48 - A|400 }                                       
REMARK   3    ORIGIN FOR THE GROUP (A):  22.3909  17.7334  -2.6841              
REMARK   3    T TENSOR                                                          
REMARK   3      T11:  -0.0480 T22:  -0.2239                                     
REMARK   3      T33:  -0.1946 T12:   0.0189                                     
REMARK   3      T13:  -0.0017 T23:  -0.0207                                     
REMARK   3    L TENSOR                                                          
REMARK   3      L11:   1.7189 L22:   1.5218                                     
REMARK   3      L33:   2.7370 L12:   0.0732                                     
REMARK   3      L13:  -0.4784 L23:   0.6197                                     
REMARK   3    S TENSOR                                                          
REMARK   3      S11:   0.0917 S12:   0.0111 S13:   0.1175                       
REMARK   3      S21:  -0.0336 S22:  -0.0676 S23:   0.0689                       
REMARK   3      S31:  -0.0945 S32:  -0.0891 S33:  -0.0240                       
REMARK   3   TLS GROUP : 2                                                      
REMARK   3    SELECTION: { A|1001- A|1106 }                                     
REMARK   3    ORIGIN FOR THE GROUP (A):  47.5778   5.8100 -45.2388              
REMARK   3    T TENSOR                                                          
REMARK   3      T11:  -0.1673 T22:   0.2320                                     
REMARK   3      T33:  -0.2113 T12:  -0.0730                                     
REMARK   3      T13:  -0.0564 T23:  -0.1484                                     
REMARK   3    L TENSOR                                                          
REMARK   3      L11:   2.8264 L22:   0.1612                                     
REMARK   3      L33:   3.2782 L12:  -0.0790                                     
REMARK   3      L13:   0.1103 L23:  -1.3957                                     
REMARK   3    S TENSOR                                                          
REMARK   3      S11:   0.0176 S12:  -0.1509 S13:   0.0292                       
REMARK   3      S21:   0.0616 S22:  -0.0076 S23:   0.0432                       
REMARK   3      S31:   0.0267 S32:   0.0473 S33:  -0.0100                       
REMARK   3   TLS GROUP : 3                                                      
REMARK   3    SELECTION: { A|2002 - A|2002 }                                    
REMARK   3    ORIGIN FOR THE GROUP (A):   5.3036  33.5433  -9.5529              
REMARK   3    T TENSOR                                                          
REMARK   3      T11:  -0.0176 T22:   0.0061                                     
REMARK   3      T33:  -0.0015 T12:   0.0658                                     
REMARK   3      T13:   0.0103 T23:  -0.0175                                     
REMARK   3    L TENSOR                                                          
REMARK   3      L11:   0.0574 L22:   0.0037                                     
REMARK   3      L33:   0.0000 L12:  -0.5008                                     
REMARK   3      L13:   0.1414 L23:   0.0997                                     
REMARK   3    S TENSOR                                                          
REMARK   3      S11:   0.0014 S12:   0.0138 S13:   0.0053                       
REMARK   3      S21:  -0.0019 S22:  -0.0026 S23:  -0.0032                       
REMARK   3      S31:   0.0004 S32:  -0.0014 S33:   0.0012                       
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 4IB4 COMPLIES WITH FORMAT V. 3.30, 13-JUL-11                         
REMARK 100                                                                      
REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 09-JAN-13.                  
REMARK 100 THE DEPOSITION ID IS D_1000076531.                                   
REMARK 200                                                                      
REMARK 200 EXPERIMENTAL DETAILS                                                 
REMARK 200  EXPERIMENT TYPE                : X-RAY DIFFRACTION                  
REMARK 200  DATE OF DATA COLLECTION        : AUG-12                             
REMARK 200  TEMPERATURE           (KELVIN) : 100                                
REMARK 200  PH                             : 8.0                                
REMARK 200  NUMBER OF CRYSTALS USED        : 17                                 
REMARK 200                                                                      
REMARK 200  SYNCHROTRON              (Y/N) : Y                                  
REMARK 200  RADIATION SOURCE               : APS                                
REMARK 200  BEAMLINE                       : 23-ID-D                            
REMARK 200  X-RAY GENERATOR MODEL          : NULL                               
REMARK 200  MONOCHROMATIC OR LAUE    (M/L) : M                                  
REMARK 200  WAVELENGTH OR RANGE        (A) : 1.0330                             
REMARK 200  MONOCHROMATOR                  : DOUBLE CRYSTAL                     
REMARK 200  OPTICS                         : MIRRORS                            
REMARK 200                                                                      
REMARK 200  DETECTOR TYPE                  : CCD                                
REMARK 200  DETECTOR MANUFACTURER          : MARMOSAIC 300 MM CCD               
REMARK 200  INTENSITY-INTEGRATION SOFTWARE : HKL-3000                           
REMARK 200  DATA SCALING SOFTWARE          : HKL-3000                           
REMARK 200                                                                      
REMARK 200  NUMBER OF UNIQUE REFLECTIONS   : 16041                              
REMARK 200  RESOLUTION RANGE HIGH      (A) : 2.700                              
REMARK 200  RESOLUTION RANGE LOW       (A) : 50.000                             
REMARK 200  REJECTION CRITERIA  (SIGMA(I)) : NULL                               
REMARK 200                                                                      
REMARK 200 OVERALL.                                                             
REMARK 200  COMPLETENESS FOR RANGE     (%) : 90.5                               
REMARK 200  DATA REDUNDANCY                : 3.200                              
REMARK 200  R MERGE                    (I) : 0.15000                            
REMARK 200  R SYM                      (I) : NULL                               
REMARK 200  <I/SIGMA(I)> FOR THE DATA SET  : 8.7000                             
REMARK 200                                                                      
REMARK 200 IN THE HIGHEST RESOLUTION SHELL.                                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.70                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE LOW  (A) : 2.80                     
REMARK 200  COMPLETENESS FOR SHELL     (%) : 92.2                               
REMARK 200  DATA REDUNDANCY IN SHELL       : 3.10                               
REMARK 200  R MERGE FOR SHELL          (I) : 0.91000                            
REMARK 200  R SYM FOR SHELL            (I) : NULL                               
REMARK 200  <I/SIGMA(I)> FOR SHELL         : 1.700                              
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 3PBL                                       
REMARK 200                                                                      
REMARK 200 REMARK: NULL                                                         
REMARK 280                                                                      
REMARK 280 CRYSTAL                                                              
REMARK 280 SOLVENT CONTENT, VS   (%): 61.61                                     
REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 3.20                     
REMARK 280                                                                      
REMARK 280 CRYSTALLIZATION CONDITIONS: 100 MM TRIS/HCL PH 8.0, 100 MM           
REMARK 280  MAGNESIUM SULFATE AND 30% (V/V) PEG400, LIPID CUBIC PHASE (LCP) ,   
REMARK 280  TEMPERATURE 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       85.30350            
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       85.30350            
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       30.28550            
REMARK 290   SMTRY2   5  0.000000  1.000000  0.000000       59.87500            
REMARK 290   SMTRY3   5  0.000000  0.000000  1.000000        0.00000            
REMARK 290   SMTRY1   6 -1.000000  0.000000  0.000000       30.28550            
REMARK 290   SMTRY2   6  0.000000 -1.000000  0.000000       59.87500            
REMARK 290   SMTRY3   6  0.000000  0.000000  1.000000       85.30350            
REMARK 290   SMTRY1   7 -1.000000  0.000000  0.000000       30.28550            
REMARK 290   SMTRY2   7  0.000000  1.000000  0.000000       59.87500            
REMARK 290   SMTRY3   7  0.000000  0.000000 -1.000000       85.30350            
REMARK 290   SMTRY1   8  1.000000  0.000000  0.000000       30.28550            
REMARK 290   SMTRY2   8  0.000000 -1.000000  0.000000       59.87500            
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 300 REMARK: AUTHORS STATE THAT THE BIOLOGICAL UNIT IS UNKNOWN            
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     VAL A   199                                                      
REMARK 465     ASP A   200                                                      
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     LYS A  53    CG   CD   CE   NZ                                   
REMARK 470     LYS A  84    CE   NZ                                             
REMARK 470     GLU A 118    CG   CD   OE1  OE2                                  
REMARK 470     MET A 120    CG   SD   CE                                        
REMARK 470     VAL A 126    CG1  CG2                                            
REMARK 470     LEU A 127    CG   CD1  CD2                                       
REMARK 470     ILE A 161    CG1  CG2  CD1                                       
REMARK 470     GLN A 162    CG   CD   OE1  NE2                                  
REMARK 470     ASN A 164    CG   OD1  ND2                                       
REMARK 470     GLN A 165    CG   CD   OE1  NE2                                  
REMARK 470     TYR A 166    CG   CD1  CD2  CE1  CE2  CZ   OH                    
REMARK 470     ARG A 169    CZ   NH1  NH2                                       
REMARK 470     ILE A 195    CG1  CG2  CD1                                       
REMARK 470     GLU A 196    CD   OE1  OE2                                       
REMARK 470     THR A 197    OG1  CG2                                            
REMARK 470     ASN A 203    CG   OD1  ND2                                       
REMARK 470     ILE A 205    CG1  CG2  CD1                                       
REMARK 470     GLU A 212    CG   CD   OE1  OE2                                  
REMARK 470     LEU A1003    CG   CD1  CD2                                       
REMARK 470     ASP A1039    CG   OD1  OD2                                       
REMARK 470     GLN A1041    CG   CD   OE1  NE2                                  
REMARK 470     LYS A1042    CD   CE   NZ                                        
REMARK 470     LYS A1059    CG   CD   CE   NZ                                   
REMARK 470     PHE A1061    CG   CD1  CD2  CE1  CE2  CZ                         
REMARK 470     PHE A1065    CG   CD1  CD2  CE1  CE2  CZ                         
REMARK 470     ASP A1073    CG   OD1  OD2                                       
REMARK 470     ASP A1074    CG   OD1  OD2                                       
REMARK 470     LYS A1083    CG   CD   CE   NZ                                   
REMARK 470     GLU A1092    CD   OE1  OE2                                       
REMARK 470     ILE A1102    CG1  CG2  CD1                                       
REMARK 470     ARG A 321    CG   CD   NE   CZ   NH1  NH2                        
REMARK 470     LYS A 324    CD   CE   NZ                                        
REMARK 470     ASP A 351    CG   OD1  OD2                                       
REMARK 470     THR A 357    OG1  CG2                                            
REMARK 470     LYS A 385    CG   CD   CE   NZ                                   
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      -60.32   -125.48                                   
REMARK 500    PHE A 117     -157.28   -108.20                                   
REMARK 500    LYS A 159       78.00   -118.54                                   
REMARK 500    ILE A 161     -156.61    -90.72                                   
REMARK 500    PHE A 226      -53.18   -121.82                                   
REMARK 500    ASN A 398      -64.92    -92.06                                   
REMARK 500    TYR A 399       18.85     57.05                                   
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 2004                                                       
REMARK 610     OLB A 2005                                                       
REMARK 610     OLB A 2006                                                       
REMARK 610     OLB A 2007                                                       
REMARK 610     OLA A 2009                                                       
REMARK 800                                                                      
REMARK 800 SITE                                                                 
REMARK 800 SITE_IDENTIFIER: AC1                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE ERM A 2001                
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC2                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE PLM A 2002                
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC3                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE CLR A 2003                
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC4                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE OLC A 2004                
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC5                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE OLB A 2005                
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC6                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE OLB A 2006                
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC7                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE OLB A 2007                
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC8                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE OLA A 2008                
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC9                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE OLA A 2009                
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: BC1                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE PEG A 2010                
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: BC2                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE PEG A 2011                
REMARK 900                                                                      
REMARK 900 RELATED ENTRIES                                                      
REMARK 900 RELATED ID: GPCR-4   RELATED DB: TARGETTRACK                         
DBREF  4IB4 A   36   248  UNP    P41595   5HT2B_HUMAN     36    248             
DBREF  4IB4 A 1001  1106  UNP    P0ABE7   C562_ECOLX      23    128             
DBREF  4IB4 A  314   405  UNP    P41595   5HT2B_HUMAN    314    405             
SEQADV 4IB4 ASP A   26  UNP  P41595              EXPRESSION TAG                 
SEQADV 4IB4 TYR A   27  UNP  P41595              EXPRESSION TAG                 
SEQADV 4IB4 LYS A   28  UNP  P41595              EXPRESSION TAG                 
SEQADV 4IB4 ASP A   29  UNP  P41595              EXPRESSION TAG                 
SEQADV 4IB4 ASP A   30  UNP  P41595              EXPRESSION TAG                 
SEQADV 4IB4 ASP A   31  UNP  P41595              EXPRESSION TAG                 
SEQADV 4IB4 ASP A   32  UNP  P41595              EXPRESSION TAG                 
SEQADV 4IB4 GLY A   33  UNP  P41595              EXPRESSION TAG                 
SEQADV 4IB4 ALA A   34  UNP  P41595              EXPRESSION TAG                 
SEQADV 4IB4 PRO A   35  UNP  P41595              EXPRESSION TAG                 
SEQADV 4IB4 TRP A  144  UNP  P41595    MET   144 ENGINEERED MUTATION            
SEQADV 4IB4 TRP A 1007  UNP  P0ABE7    MET    29 ENGINEERED MUTATION            
SEQADV 4IB4 ILE A 1102  UNP  P0ABE7    HIS   124 ENGINEERED MUTATION            
SEQADV 4IB4 LEU A 1106  UNP  P0ABE7    ARG   128 ENGINEERED MUTATION            
SEQADV 4IB4 GLY A  406  UNP  P41595              EXPRESSION TAG                 
SEQADV 4IB4 ARG A  407  UNP  P41595              EXPRESSION TAG                 
SEQADV 4IB4 PRO A  408  UNP  P41595              EXPRESSION TAG                 
SEQADV 4IB4 LEU A  409  UNP  P41595              EXPRESSION TAG                 
SEQADV 4IB4 GLU A  410  UNP  P41595              EXPRESSION TAG                 
SEQADV 4IB4 VAL A  411  UNP  P41595              EXPRESSION TAG                 
SEQADV 4IB4 LEU A  412  UNP  P41595              EXPRESSION TAG                 
SEQADV 4IB4 PHE A  413  UNP  P41595              EXPRESSION TAG                 
SEQADV 4IB4 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    ERM  A2001      43                                                       
HET    PLM  A2002      17                                                       
HET    CLR  A2003      28                                                       
HET    OLC  A2004      19                                                       
HET    OLB  A2005      15                                                       
HET    OLB  A2006      16                                                       
HET    OLB  A2007      16                                                       
HET    OLA  A2008      20                                                       
HET    OLA  A2009      17                                                       
HET    PEG  A2010       7                                                       
HET    PEG  A2011       7                                                       
HETNAM     ERM ERGOTAMINE                                                       
HETNAM     PLM PALMITIC ACID                                                    
HETNAM     CLR CHOLESTEROL                                                      
HETNAM     OLC (2R)-2,3-DIHYDROXYPROPYL (9Z)-OCTADEC-9-ENOATE                   
HETNAM     OLB (2S)-2,3-DIHYDROXYPROPYL (9Z)-OCTADEC-9-ENOATE                   
HETNAM     OLA OLEIC ACID                                                       
HETNAM     PEG DI(HYDROXYETHYL)ETHER                                            
HETSYN     OLC 1-OLEOYL-R-GLYCEROL                                              
FORMUL   2  ERM    C33 H35 N5 O5                                                
FORMUL   3  PLM    C16 H32 O2                                                   
FORMUL   4  CLR    C27 H46 O                                                    
FORMUL   5  OLC    C21 H40 O4                                                   
FORMUL   6  OLB    3(C21 H40 O4)                                                
FORMUL   9  OLA    2(C18 H34 O2)                                                
FORMUL  11  PEG    2(C4 H10 O3)                                                 
FORMUL  13  HOH   *9(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 LYS A   83  GLN A   86  5                                   4    
HELIX    4   4 TYR A   87  VAL A  107  1                                  21    
HELIX    5   5 VAL A  107  LEU A  112  1                                   6    
HELIX    6   6 LEU A  112  PHE A  117  1                                   6    
HELIX    7   7 VAL A  126  LYS A  159  1                                  34    
HELIX    8   8 ASN A  164  ILE A  188  1                                  25    
HELIX    9   9 ILE A  188  GLY A  194  1                                   7    
HELIX   10  10 THR A  210  PHE A  226  1                                  17    
HELIX   11  11 PHE A  226  ALA A 1020  1                                  43    
HELIX   12  12 ASN A 1022  ALA A 1037  1                                  16    
HELIX   13  13 ALA A 1037  LYS A 1042  1                                   6    
HELIX   14  14 ASP A 1060  GLY A 1082  1                                  23    
HELIX   15  15 LYS A 1083  GLN A 1093  1                                  11    
HELIX   16  16 LEU A 1094  CYS A  350  1                                  50    
HELIX   17  17 ASN A  354  LEU A  382  1                                  29    
HELIX   18  18 ASN A  384  ILE A  395  1                                  12    
SSBOND   1 CYS A  128    CYS A  207                          1555   1555  2.04  
SSBOND   2 CYS A  350    CYS A  353                          1555   1555  2.04  
LINK         SG  CYS A 397                 C1  PLM A2002     1555   1555  1.66  
SITE     1 AC1 16 ASP A 135  VAL A 136  SER A 139  THR A 140                    
SITE     2 AC1 16 VAL A 208  LEU A 209  THR A 210  LYS A 211                    
SITE     3 AC1 16 MET A 218  ALA A 225  TRP A 337  PHE A 340                    
SITE     4 AC1 16 ASN A 344  LEU A 347  GLN A 359  HOH A2020                    
SITE     1 AC2  5 ILE A  66  THR A 343  ILE A 395  THR A 396                    
SITE     2 AC2  5 CYS A 397                                                     
SITE     1 AC3  4 GLY A  70  THR A  73  TYR A 394  TYR A 399                    
SITE     1 AC4  5 SER A 150  MET A 233  THR A 240  LEU A 326                    
SITE     2 AC4  5 HOH A2017                                                     
SITE     1 AC5  2 PRO A 191  ILE A 192                                          
SITE     1 AC6  3 MET A 360  TYR A 399  OLB A2007                               
SITE     1 AC7  3 LEU A  81  TYR A 399  OLB A2006                               
SITE     1 AC8  1 TRP A  56                                                     
SITE     1 AC9  4 GLY A 185  LYS A 193  ASP A 216  PHE A 217                    
SITE     1 BC1  2 TYR A 380  ASN A 384                                          
SITE     1 BC2  1 ILE A 182                                                     
CRYST1   60.571  119.750  170.607  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      0.016510  0.000000  0.000000        0.00000                         
SCALE2      0.000000  0.008351  0.000000        0.00000                         
SCALE3      0.000000  0.000000  0.005861        0.00000