HEADER    MEMBRANE PROTEIN                        13-JUN-18   6DRZ              
TITLE     STRUCTURAL DETERMINANTS OF ACTIVATION AND BIASED AGONISM AT THE 5-HT2B
TITLE    2 RECEPTOR                                                             
COMPND    MOL_ID: 1;                                                            
COMPND   2 MOLECULE: 5HT2B RECEPTOR, BRIL CHIMERA;                              
COMPND   3 CHAIN: A;                                                            
COMPND   4 SYNONYM: 5-HT2B,SEROTONIN RECEPTOR 2B,CYTOCHROME B-562;              
COMPND   5 ENGINEERED: 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_COMMON: FALL ARMYWORM;                             
SOURCE   8 EXPRESSION_SYSTEM_TAXID: 7108;                                       
SOURCE   9 EXPRESSION_SYSTEM_VECTOR_TYPE: BACULOVIRUS                           
KEYWDS    GPCR, 5HT2B, SETOTONIN RECEPTOR, METHYSERGIDE, MEMBRANE PROTEIN       
EXPDTA    X-RAY DIFFRACTION                                                     
AUTHOR    J.D.MCCORVY,D.WACKER,S.WANG,B.AGEGNEHU,J.LIU,K.LANSU,A.R.TRIBO,       
AUTHOR   2 R.H.J.OLSEN,T.CHE,J.JIN,B.L.ROTH                                     
REVDAT   6   20-NOV-24 6DRZ    1       REMARK                                   
REVDAT   5   11-OCT-23 6DRZ    1       REMARK                                   
REVDAT   4   04-DEC-19 6DRZ    1       REMARK                                   
REVDAT   3   19-SEP-18 6DRZ    1       JRNL                                     
REVDAT   2   05-SEP-18 6DRZ    1       JRNL                                     
REVDAT   1   29-AUG-18 6DRZ    0                                                
JRNL        AUTH   J.D.MCCORVY,D.WACKER,S.WANG,B.AGEGNEHU,J.LIU,K.LANSU,        
JRNL        AUTH 2 A.R.TRIBO,R.H.J.OLSEN,T.CHE,J.JIN,B.L.ROTH                   
JRNL        TITL   STRUCTURAL DETERMINANTS OF 5-HT2BRECEPTOR ACTIVATION AND     
JRNL        TITL 2 BIASED AGONISM.                                              
JRNL        REF    NAT. STRUCT. MOL. BIOL.       V.  25   787 2018              
JRNL        REFN                   ESSN 1545-9985                               
JRNL        PMID   30127358                                                     
JRNL        DOI    10.1038/S41594-018-0116-7                                    
REMARK   2                                                                      
REMARK   2 RESOLUTION.    3.10 ANGSTROMS.                                       
REMARK   3                                                                      
REMARK   3 REFINEMENT.                                                          
REMARK   3   PROGRAM     : PHENIX 1.12_2829                                     
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) : 3.10                           
REMARK   3   RESOLUTION RANGE LOW  (ANGSTROMS) : 27.96                          
REMARK   3   MIN(FOBS/SIGMA_FOBS)              : 1.360                          
REMARK   3   COMPLETENESS FOR RANGE        (%) : 92.7                           
REMARK   3   NUMBER OF REFLECTIONS             : 10596                          
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) : 0.225                           
REMARK   3   FREE R VALUE                     : 0.263                           
REMARK   3   FREE R VALUE TEST SET SIZE   (%) : 4.710                           
REMARK   3   FREE R VALUE TEST SET COUNT      : 499                             
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 27.9559 -  4.9171    0.92     2584   125  0.2171 0.2273        
REMARK   3     2  4.9171 -  3.9062    0.93     2542   106  0.2047 0.2758        
REMARK   3     3  3.9062 -  3.4135    0.95     2554   135  0.2454 0.2855        
REMARK   3     4  3.4135 -  3.1018    0.91     2417   133  0.2837 0.3300        
REMARK   3                                                                      
REMARK   3  BULK SOLVENT MODELLING.                                             
REMARK   3   METHOD USED        : NULL                                          
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)     : 0.490            
REMARK   3   PHASE ERROR (DEGREES, MAXIMUM-LIKELIHOOD BASED) : 26.380           
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      :  0.004           2965                                  
REMARK   3   ANGLE     :  0.709           4073                                  
REMARK   3   CHIRALITY :  0.039            514                                  
REMARK   3   PLANARITY :  0.005            491                                  
REMARK   3   DIHEDRAL  :  9.483           1716                                  
REMARK   3                                                                      
REMARK   3  TLS DETAILS                                                         
REMARK   3   NUMBER OF TLS GROUPS  : 3                                          
REMARK   3   TLS GROUP : 1                                                      
REMARK   3    SELECTION: CHAIN 'A' AND (RESID 40 THROUGH 248 )                  
REMARK   3    ORIGIN FOR THE GROUP (A):  21.5178  16.1769   0.4502              
REMARK   3    T TENSOR                                                          
REMARK   3      T11:   0.3327 T22:   0.2874                                     
REMARK   3      T33:   0.3794 T12:   0.0247                                     
REMARK   3      T13:   0.0019 T23:   0.0063                                     
REMARK   3    L TENSOR                                                          
REMARK   3      L11:   3.5570 L22:   3.6831                                     
REMARK   3      L33:   2.9008 L12:  -0.4906                                     
REMARK   3      L13:  -0.5502 L23:   0.7946                                     
REMARK   3    S TENSOR                                                          
REMARK   3      S11:   0.0565 S12:  -0.0799 S13:  -0.0129                       
REMARK   3      S21:  -0.0065 S22:  -0.0459 S23:   0.3379                       
REMARK   3      S31:  -0.2920 S32:  -0.3326 S33:   0.0240                       
REMARK   3   TLS GROUP : 2                                                      
REMARK   3    SELECTION: CHAIN 'A' AND (RESID 1001 THROUGH 1106 )               
REMARK   3    ORIGIN FOR THE GROUP (A):  44.7489   5.5269 -44.5974              
REMARK   3    T TENSOR                                                          
REMARK   3      T11:   0.5601 T22:   1.0596                                     
REMARK   3      T33:   0.6379 T12:  -0.1366                                     
REMARK   3      T13:   0.1453 T23:  -0.1241                                     
REMARK   3    L TENSOR                                                          
REMARK   3      L11:   3.3411 L22:   8.6646                                     
REMARK   3      L33:   7.0126 L12:  -0.0587                                     
REMARK   3      L13:   1.8870 L23:   0.1899                                     
REMARK   3    S TENSOR                                                          
REMARK   3      S11:  -0.4519 S12:   0.6283 S13:  -0.3509                       
REMARK   3      S21:  -0.5753 S22:   0.2928 S23:  -0.6059                       
REMARK   3      S31:   0.4853 S32:   0.5784 S33:   0.2114                       
REMARK   3   TLS GROUP : 3                                                      
REMARK   3    SELECTION: CHAIN 'A' AND (RESID 313 THROUGH 400 )                 
REMARK   3    ORIGIN FOR THE GROUP (A):  27.5877  22.8860  -5.3558              
REMARK   3    T TENSOR                                                          
REMARK   3      T11:   0.7551 T22:   0.3353                                     
REMARK   3      T33:   0.5068 T12:   0.0520                                     
REMARK   3      T13:   0.0924 T23:  -0.1387                                     
REMARK   3    L TENSOR                                                          
REMARK   3      L11:   4.5605 L22:   2.6711                                     
REMARK   3      L33:   4.7426 L12:   0.1994                                     
REMARK   3      L13:   0.2343 L23:  -2.0024                                     
REMARK   3    S TENSOR                                                          
REMARK   3      S11:   0.2732 S12:  -0.0514 S13:   0.0176                       
REMARK   3      S21:  -0.0096 S22:  -0.1854 S23:   0.1469                       
REMARK   3      S31:  -0.8146 S32:   0.2211 S33:  -0.1200                       
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 6DRZ COMPLIES WITH FORMAT V. 3.30, 13-JUL-11                         
REMARK 100                                                                      
REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 15-JUN-18.                  
REMARK 100 THE DEPOSITION ID IS D_1000235165.                                   
REMARK 200                                                                      
REMARK 200 EXPERIMENTAL DETAILS                                                 
REMARK 200  EXPERIMENT TYPE                : X-RAY DIFFRACTION                  
REMARK 200  DATE OF DATA COLLECTION        : 04-AUG-16                          
REMARK 200  TEMPERATURE           (KELVIN) : 100                                
REMARK 200  PH                             : NULL                               
REMARK 200  NUMBER OF CRYSTALS USED        : 1                                  
REMARK 200                                                                      
REMARK 200  SYNCHROTRON              (Y/N) : Y                                  
REMARK 200  RADIATION SOURCE               : APS                                
REMARK 200  BEAMLINE                       : 23-ID-B                            
REMARK 200  X-RAY GENERATOR MODEL          : NULL                               
REMARK 200  MONOCHROMATIC OR LAUE    (M/L) : M                                  
REMARK 200  WAVELENGTH OR RANGE        (A) : 1.033                              
REMARK 200  MONOCHROMATOR                  : NULL                               
REMARK 200  OPTICS                         : NULL                               
REMARK 200                                                                      
REMARK 200  DETECTOR TYPE                  : PIXEL                              
REMARK 200  DETECTOR MANUFACTURER          : DECTRIS EIGER X 16M                
REMARK 200  INTENSITY-INTEGRATION SOFTWARE : HKL-3000                           
REMARK 200  DATA SCALING SOFTWARE          : HKL-3000                           
REMARK 200                                                                      
REMARK 200  NUMBER OF UNIQUE REFLECTIONS   : 10618                              
REMARK 200  RESOLUTION RANGE HIGH      (A) : 3.100                              
REMARK 200  RESOLUTION RANGE LOW       (A) : 30.000                             
REMARK 200  REJECTION CRITERIA  (SIGMA(I)) : NULL                               
REMARK 200                                                                      
REMARK 200 OVERALL.                                                             
REMARK 200  COMPLETENESS FOR RANGE     (%) : 93.4                               
REMARK 200  DATA REDUNDANCY                : 3.300                              
REMARK 200  R MERGE                    (I) : 0.16300                            
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) : 3.10                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE LOW  (A) : 3.19                     
REMARK 200  COMPLETENESS FOR SHELL     (%) : 94.4                               
REMARK 200  DATA REDUNDANCY IN SHELL       : 3.30                               
REMARK 200  R MERGE FOR SHELL          (I) : 0.84500                            
REMARK 200  R SYM FOR SHELL            (I) : NULL                               
REMARK 200  <I/SIGMA(I)> FOR SHELL         : 1.200                              
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   (%): 62.69                                     
REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 3.30                     
REMARK 280                                                                      
REMARK 280 CRYSTALLIZATION CONDITIONS: 100 MM TRIS/HCL PH 7.3-7.5, 40-100 MM    
REMARK 280  MGCL2, 30% V/V PEG400, LIPIDIC CUBIC PHASE, 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       86.31200            
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       86.31200            
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       29.54750            
REMARK 290   SMTRY2   5  0.000000  1.000000  0.000000       59.64150            
REMARK 290   SMTRY3   5  0.000000  0.000000  1.000000        0.00000            
REMARK 290   SMTRY1   6 -1.000000  0.000000  0.000000       29.54750            
REMARK 290   SMTRY2   6  0.000000 -1.000000  0.000000       59.64150            
REMARK 290   SMTRY3   6  0.000000  0.000000  1.000000       86.31200            
REMARK 290   SMTRY1   7 -1.000000  0.000000  0.000000       29.54750            
REMARK 290   SMTRY2   7  0.000000  1.000000  0.000000       59.64150            
REMARK 290   SMTRY3   7  0.000000  0.000000 -1.000000       86.31200            
REMARK 290   SMTRY1   8  1.000000  0.000000  0.000000       29.54750            
REMARK 290   SMTRY2   8  0.000000 -1.000000  0.000000       59.64150            
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 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     THR A    36                                                      
REMARK 465     GLU A    37                                                      
REMARK 465     SER A    38                                                      
REMARK 465     ASN A   164                                                      
REMARK 465     GLN A   165                                                      
REMARK 465     TYR A   166                                                      
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     LYS A  1059                                                      
REMARK 465     ALA A   401                                                      
REMARK 465     THR A   402                                                      
REMARK 465     LYS A   403                                                      
REMARK 465     SER A   404                                                      
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     ILE A  39    CG1  CG2  CD1                                       
REMARK 470     GLU A  41    CG   CD   OE1  OE2                                  
REMARK 470     GLU A  42    CG   CD   OE1  OE2                                  
REMARK 470     MET A  43    CG   SD   CE                                        
REMARK 470     LYS A  44    CG   CD   CE   NZ                                   
REMARK 470     GLN A  45    CG   CD   OE1  NE2                                  
REMARK 470     ILE A  46    CG1  CG2  CD1                                       
REMARK 470     VAL A  47    CG1  CG2                                            
REMARK 470     GLU A  48    CG   CD   OE1  OE2                                  
REMARK 470     GLU A  49    CG   CD   OE1  OE2                                  
REMARK 470     GLN A  50    CG   CD   OE1  NE2                                  
REMARK 470     LYS A  53    CG   CD   CE   NZ                                   
REMARK 470     GLU A  82    CG   CD   OE1  OE2                                  
REMARK 470     LYS A  83    CG   CD   CE   NZ                                   
REMARK 470     LYS A  84    CG   CD   CE   NZ                                   
REMARK 470     THR A  89    OG1  CG2                                            
REMARK 470     TYR A  91    CG   CD1  CD2  CE1  CE2  CZ   OH                    
REMARK 470     GLU A 118    CG   CD   OE1  OE2                                  
REMARK 470     MET A 120    CG   SD   CE                                        
REMARK 470     LEU A 125    CG   CD1  CD2                                       
REMARK 470     ARG A 153    CG   CD   NE   CZ   NH1  NH2                        
REMARK 470     LYS A 158    CG   CD   CE   NZ                                   
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     ASN A 167    CG   OD1  ND2                                       
REMARK 470     SER A 168    OG                                                  
REMARK 470     ARG A 169    CG   CD   NE   CZ   NH1  NH2                        
REMARK 470     GLU A 196    CG   CD   OE1  OE2                                  
REMARK 470     THR A 197    OG1  CG2                                            
REMARK 470     VAL A 199    CG1  CG2                                            
REMARK 470     ASP A 200    CG   OD1  OD2                                       
REMARK 470     ASN A 201    CG   OD1  ND2                                       
REMARK 470     ASN A 203    CG   OD1  ND2                                       
REMARK 470     ASN A 204    CG   OD1  ND2                                       
REMARK 470     THR A 206    OG1  CG2                                            
REMARK 470     ASP A 216    CG   OD1  OD2                                       
REMARK 470     HIS A 242    CG   ND1  CD2  CE1  NE2                             
REMARK 470     LYS A 246    CG   CD   CE   NZ                                   
REMARK 470     GLU A1004    CG   CD   OE1  OE2                                  
REMARK 470     GLU A1008    CG   CD   OE1  OE2                                  
REMARK 470     ASP A1012    CG   OD1  OD2                                       
REMARK 470     LYS A1015    CG   CD   CE   NZ                                   
REMARK 470     GLU A1018    CG   CD   OE1  OE2                                  
REMARK 470     LYS A1019    CG   CD   CE   NZ                                   
REMARK 470     ASP A1021    CG   OD1  OD2                                       
REMARK 470     GLN A1025    CG   CD   OE1  NE2                                  
REMARK 470     VAL A1026    CG1  CG2                                            
REMARK 470     LYS A1027    CG   CD   CE   NZ                                   
REMARK 470     ASP A1028    CG   OD1  OD2                                       
REMARK 470     LYS A1032    CG   CD   CE   NZ                                   
REMARK 470     LYS A1042    CG   CD   CE   NZ                                   
REMARK 470     LYS A1077    CG   CD   CE   NZ                                   
REMARK 470     ASN A1080    CG   OD1  ND2                                       
REMARK 470     GLU A1081    CG   CD   OE1  OE2                                  
REMARK 470     LYS A1083    CG   CD   CE   NZ                                   
REMARK 470     VAL A1084    CG1  CG2                                            
REMARK 470     LYS A1085    CG   CD   CE   NZ                                   
REMARK 470     GLU A1086    CG   CD   OE1  OE2                                  
REMARK 470     GLN A1088    CG   CD   OE1  NE2                                  
REMARK 470     GLU A1092    CG   CD   OE1  OE2                                  
REMARK 470     GLN A1093    CG   CD   OE1  NE2                                  
REMARK 470     LYS A1095    CG   CD   CE   NZ                                   
REMARK 470     THR A1096    OG1  CG2                                            
REMARK 470     GLN A1103    CG   CD   OE1  NE2                                  
REMARK 470     LYS A1104    CG   CD   CE   NZ                                   
REMARK 470     LEU A1106    CG   CD1  CD2                                       
REMARK 470     ARG A 321    CG   CD   NE   CZ   NH1  NH2                        
REMARK 470     LYS A 324    CG   CD   CE   NZ                                   
REMARK 470     ASP A 351    CG   OD1  OD2                                       
REMARK 470     GLU A 363    CG   CD   OE1  OE2                                  
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      -60.19   -120.64                                   
REMARK 500    TYR A  87     -170.26   -173.95                                   
REMARK 500    PRO A 124      170.17    -55.20                                   
REMARK 500    THR A 206       81.22     59.44                                   
REMARK 500    LEU A 219      -68.65    -92.64                                   
REMARK 500    PHE A 226      -54.57   -129.55                                   
REMARK 500    LYS A1083       85.48    -69.15                                   
REMARK 500    TYR A1101      -61.69   -122.36                                   
REMARK 500    TYR A 399     -137.60     59.95                                   
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     OLA A 1202                                                       
REMARK 610     OLC A 1203                                                       
REMARK 800                                                                      
REMARK 800 SITE                                                                 
REMARK 800 SITE_IDENTIFIER: AC1                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: binding site for residue CLR A 1201                
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC2                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: binding site for residue OLA A 1202                
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC3                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: binding site for residue OLC A 1203                
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC4                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: binding site for residue PEG A 1204                
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC5                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: binding site for residue PO4 A 1205                
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC6                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: binding site for residue H8J A 1206                
DBREF  6DRZ A   36   248  UNP    P41595   5HT2B_HUMAN     36    248             
DBREF  6DRZ A 1001  1101  UNP    P0ABE7   C562_ECOLX      23    123             
DBREF  6DRZ A  313   404  UNP    P41595   5HT2B_HUMAN    313    404             
SEQADV 6DRZ TRP A  144  UNP  P41595    MET   144 ENGINEERED MUTATION            
SEQADV 6DRZ GLY A  225  UNP  P41595    ALA   225 ENGINEERED MUTATION            
SEQADV 6DRZ TRP A 1007  UNP  P0ABE7    MET    29 ENGINEERED MUTATION            
SEQADV 6DRZ ILE A 1102  UNP  P0ABE7              LINKER                         
SEQADV 6DRZ GLN A 1103  UNP  P0ABE7              LINKER                         
SEQADV 6DRZ LYS A 1104  UNP  P0ABE7              LINKER                         
SEQADV 6DRZ TYR A 1105  UNP  P0ABE7              LINKER                         
SEQADV 6DRZ LEU A 1106  UNP  P0ABE7              LINKER                         
SEQRES   1 A  411  THR GLU SER ILE PRO GLU GLU MET LYS GLN ILE VAL GLU          
SEQRES   2 A  411  GLU GLN GLY ASN LYS LEU HIS TRP ALA ALA LEU LEU ILE          
SEQRES   3 A  411  LEU MET VAL ILE ILE PRO THR ILE GLY GLY ASN THR LEU          
SEQRES   4 A  411  VAL ILE LEU ALA VAL SER LEU GLU LYS LYS LEU GLN TYR          
SEQRES   5 A  411  ALA THR ASN TYR PHE LEU MET SER LEU ALA VAL ALA ASP          
SEQRES   6 A  411  LEU LEU VAL GLY LEU PHE VAL MET PRO ILE ALA LEU LEU          
SEQRES   7 A  411  THR ILE MET PHE GLU ALA MET TRP PRO LEU PRO LEU VAL          
SEQRES   8 A  411  LEU CYS PRO ALA TRP LEU PHE LEU ASP VAL LEU PHE SER          
SEQRES   9 A  411  THR ALA SER ILE TRP HIS LEU CYS ALA ILE SER VAL ASP          
SEQRES  10 A  411  ARG TYR ILE ALA ILE LYS LYS PRO ILE GLN ALA ASN GLN          
SEQRES  11 A  411  TYR ASN SER ARG ALA THR ALA PHE ILE LYS ILE THR VAL          
SEQRES  12 A  411  VAL TRP LEU ILE SER ILE GLY ILE ALA ILE PRO VAL PRO          
SEQRES  13 A  411  ILE LYS GLY ILE GLU THR ASP VAL ASP ASN PRO ASN ASN          
SEQRES  14 A  411  ILE THR CYS VAL LEU THR LYS GLU ARG PHE GLY ASP PHE          
SEQRES  15 A  411  MET LEU PHE GLY SER LEU ALA GLY PHE PHE THR PRO LEU          
SEQRES  16 A  411  ALA ILE MET ILE VAL THR TYR PHE LEU THR ILE HIS ALA          
SEQRES  17 A  411  LEU GLN LYS LYS ALA ALA ASP LEU GLU ASP ASN TRP GLU          
SEQRES  18 A  411  THR LEU ASN ASP ASN LEU LYS VAL ILE GLU LYS ALA ASP          
SEQRES  19 A  411  ASN ALA ALA GLN VAL LYS ASP ALA LEU THR LYS MET ARG          
SEQRES  20 A  411  ALA ALA ALA LEU ASP ALA GLN LYS ALA THR PRO PRO LYS          
SEQRES  21 A  411  LEU GLU ASP LYS SER PRO ASP SER PRO GLU MET LYS ASP          
SEQRES  22 A  411  PHE ARG HIS GLY PHE ASP ILE LEU VAL GLY GLN ILE ASP          
SEQRES  23 A  411  ASP ALA LEU LYS LEU ALA ASN GLU GLY LYS VAL LYS GLU          
SEQRES  24 A  411  ALA GLN ALA ALA ALA GLU GLN LEU LYS THR THR ARG ASN          
SEQRES  25 A  411  ALA TYR ILE GLN LYS TYR LEU VAL GLN THR ILE SER ASN          
SEQRES  26 A  411  GLU GLN ARG ALA SER LYS VAL LEU GLY ILE VAL PHE PHE          
SEQRES  27 A  411  LEU PHE LEU LEU MET TRP CYS PRO PHE PHE ILE THR ASN          
SEQRES  28 A  411  ILE THR LEU VAL LEU CYS ASP SER CYS ASN GLN THR THR          
SEQRES  29 A  411  LEU GLN MET LEU LEU GLU ILE PHE VAL TRP ILE GLY TYR          
SEQRES  30 A  411  VAL SER SER GLY VAL ASN PRO LEU VAL TYR THR LEU PHE          
SEQRES  31 A  411  ASN LYS THR PHE ARG ASP ALA PHE GLY ARG TYR ILE THR          
SEQRES  32 A  411  CYS ASN TYR ARG ALA THR LYS SER                              
HET    CLR  A1201      28                                                       
HET    OLA  A1202      17                                                       
HET    OLC  A1203      19                                                       
HET    PEG  A1204       7                                                       
HET    PO4  A1205       5                                                       
HET    H8J  A1206      26                                                       
HETNAM     CLR CHOLESTEROL                                                      
HETNAM     OLA OLEIC ACID                                                       
HETNAM     OLC (2R)-2,3-DIHYDROXYPROPYL (9Z)-OCTADEC-9-ENOATE                   
HETNAM     PEG DI(HYDROXYETHYL)ETHER                                            
HETNAM     PO4 PHOSPHATE ION                                                    
HETNAM     H8J (8ALPHA)-N-[(2S)-1-HYDROXYBUTAN-2-YL]-1,6-DIMETHYL-9,            
HETNAM   2 H8J  10-DIDEHYDROERGOLINE-8-CARBOXAMIDE                              
HETSYN     OLC 1-OLEOYL-R-GLYCEROL                                              
HETSYN     H8J METHYSERGIDE                                                     
FORMUL   2  CLR    C27 H46 O                                                    
FORMUL   3  OLA    C18 H34 O2                                                   
FORMUL   4  OLC    C21 H40 O4                                                   
FORMUL   5  PEG    C4 H10 O3                                                    
FORMUL   6  PO4    O4 P 3-                                                      
FORMUL   7  H8J    C21 H27 N3 O2                                                
FORMUL   8  HOH   *3(H2 O)                                                      
HELIX    1 AA1 ILE A   39  GLN A   50  1                                  12    
HELIX    2 AA2 LYS A   53  VAL A   64  1                                  12    
HELIX    3 AA3 VAL A   64  GLU A   82  1                                  19    
HELIX    4 AA4 LYS A   83  GLN A   86  5                                   4    
HELIX    5 AA5 TYR A   87  PHE A  117  1                                  31    
HELIX    6 AA6 VAL A  126  LYS A  159  1                                  34    
HELIX    7 AA7 SER A  168  ILE A  188  1                                  21    
HELIX    8 AA8 ILE A  188  GLY A  194  1                                   7    
HELIX    9 AA9 THR A  210  PHE A  226  1                                  17    
HELIX   10 AB1 PHE A  226  LYS A 1019  1                                  42    
HELIX   11 AB2 ALA A 1023  LYS A 1042  1                                  20    
HELIX   12 AB3 ARG A 1062  GLY A 1082  1                                  21    
HELIX   13 AB4 LYS A 1083  GLU A 1092  1                                  10    
HELIX   14 AB5 GLN A 1093  TYR A 1101  1                                   9    
HELIX   15 AB6 TYR A 1101  MET A  336  1                                  30    
HELIX   16 AB7 TRP A  337  CYS A  350  1                                  14    
HELIX   17 AB8 ASN A  354  VAL A  375  1                                  22    
HELIX   18 AB9 VAL A  375  LEU A  382  1                                   8    
HELIX   19 AC1 ASN A  384  THR A  396  1                                  13    
SSBOND   1 CYS A  128    CYS A  207                          1555   1555  2.00  
SSBOND   2 CYS A  350    CYS A  353                          1555   1555  2.03  
SITE     1 AC1  4 ILE A  66  ILE A  69  TYR A 394  TYR A 399                    
SITE     1 AC2  5 GLY A 185  LYS A 193  ASP A 216  PHE A 217                    
SITE     2 AC2  5 PHE A 220                                                     
SITE     1 AC3  5 SER A 150  MET A 233  TYR A 237  THR A 240                    
SITE     2 AC3  5 LEU A 326                                                     
SITE     1 AC4  1 TYR A 380                                                     
SITE     1 AC5  3 ARG A 388  ASP A 389  GLY A 392                               
SITE     1 AC6 10 ASP A 135  SER A 139  THR A 140  VAL A 208                    
SITE     2 AC6 10 LEU A 209  PHE A 217  GLY A 221  GLY A 225                    
SITE     3 AC6 10 PHE A 340  HOH A1301                                          
CRYST1   59.095  119.283  172.624  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      0.016922  0.000000  0.000000        0.00000                         
SCALE2      0.000000  0.008383  0.000000        0.00000                         
SCALE3      0.000000  0.000000  0.005793        0.00000