HEADER    MEMBRANE PROTEIN                        29-MAR-13   2M6I              
TITLE     PUTATIVE PENTAMERIC OPEN-CHANNEL STRUCTURE OF FULL-LENGTH             
TITLE    2 TRANSMEMBRANE DOMAINS OF HUMAN GLYCINE RECEPTOR ALPHA1 SUBUNIT       
COMPND    MOL_ID: 1;                                                            
COMPND   2 MOLECULE: FULL-LENGTH TRANSMEMBRANE DOMAINS OF HUMAN GLYCINE RECEPTOR
COMPND   3 ALPHA1 SUBUNIT;                                                      
COMPND   4 CHAIN: A, B, C, D, E;                                                
COMPND   5 ENGINEERED: YES                                                      
SOURCE    MOL_ID: 1;                                                            
SOURCE   2 ORGANISM_SCIENTIFIC: HOMO SAPIENS;                                   
SOURCE   3 ORGANISM_TAXID: 9606;                                                
SOURCE   4 EXPRESSION_SYSTEM: ESCHERICHIA COLI;                                 
SOURCE   5 EXPRESSION_SYSTEM_TAXID: 562;                                        
SOURCE   6 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID;                              
SOURCE   7 EXPRESSION_SYSTEM_PLASMID: PET-31B(+)                                
KEYWDS    GLYCINE RECEPTOR, ANION CHANNEL, TRANSMEMBRANE DOMAIN, PENTAMER       
KEYWDS   2 STRUCTURE, MEMBRANE PROTEIN                                          
EXPDTA    SOLUTION NMR                                                          
NUMMDL    15                                                                    
AUTHOR    D.MOWREY,T.CUI,Y.JIA,D.MA,A.M.MAKHOV,P.ZHANG,P.TANG,Y.XU              
REVDAT   5   15-MAY-24 2M6I    1       REMARK                                   
REVDAT   4   14-JUN-23 2M6I    1       REMARK                                   
REVDAT   3   30-OCT-13 2M6I    1       JRNL                                     
REVDAT   2   18-SEP-13 2M6I    1       JRNL                                     
REVDAT   1   04-SEP-13 2M6I    0                                                
JRNL        AUTH   D.D.MOWREY,T.CUI,Y.JIA,D.MA,A.M.MAKHOV,P.ZHANG,P.TANG,Y.XU   
JRNL        TITL   OPEN-CHANNEL STRUCTURES OF THE HUMAN GLYCINE RECEPTOR ALPHA  
JRNL        TITL 2 1 FULL-LENGTH TRANSMEMBRANE DOMAIN.                          
JRNL        REF    STRUCTURE                     V.  21  1897 2013              
JRNL        REFN                   ISSN 0969-2126                               
JRNL        PMID   23994010                                                     
JRNL        DOI    10.1016/J.STR.2013.07.014                                    
REMARK   2                                                                      
REMARK   2 RESOLUTION. NOT APPLICABLE.                                          
REMARK   3                                                                      
REMARK   3 REFINEMENT.                                                          
REMARK   3   PROGRAM     : CYANA 3.0                                            
REMARK   3   AUTHORS     : GUNTERT, P. ET AL.                                   
REMARK   3                                                                      
REMARK   3  OTHER REFINEMENT REMARKS: NULL                                      
REMARK   4                                                                      
REMARK   4 2M6I COMPLIES WITH FORMAT V. 3.30, 13-JUL-11                         
REMARK 100                                                                      
REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 01-APR-13.                  
REMARK 100 THE DEPOSITION ID IS D_1000103270.                                   
REMARK 210                                                                      
REMARK 210 EXPERIMENTAL DETAILS                                                 
REMARK 210  EXPERIMENT TYPE                : NMR                                
REMARK 210  TEMPERATURE           (KELVIN) : 313                                
REMARK 210  PH                             : 5.8                                
REMARK 210  IONIC STRENGTH                 : NULL                               
REMARK 210  PRESSURE                       : AMBIENT                            
REMARK 210  SAMPLE CONTENTS                : PROTEIN, 95% H2O/5% D2O            
REMARK 210                                                                      
REMARK 210  NMR EXPERIMENTS CONDUCTED      : 3D 1H-15N NOESY; 3D 1H-13C         
REMARK 210                                   NOESY; 3D HNCO; 3D HNCA; 3D        
REMARK 210                                   HN(CO)CA; 3D HNCACB; 3D CBCA(CO)   
REMARK 210                                   NH; 3D HCCH-TOCSY                  
REMARK 210  SPECTROMETER FIELD STRENGTH    : 600 MHZ; 700 MHZ; 800 MHZ; 900     
REMARK 210                                   MHZ                                
REMARK 210  SPECTROMETER MODEL             : AVANCE                             
REMARK 210  SPECTROMETER MANUFACTURER      : BRUKER                             
REMARK 210                                                                      
REMARK 210  STRUCTURE DETERMINATION.                                            
REMARK 210   SOFTWARE USED                 : NULL                               
REMARK 210   METHOD USED                   : SIMULATED ANNEALING                
REMARK 210                                                                      
REMARK 210 CONFORMERS, NUMBER CALCULATED   : 100                                
REMARK 210 CONFORMERS, NUMBER SUBMITTED    : 15                                 
REMARK 210 CONFORMERS, SELECTION CRITERIA  : TARGET FUNCTION                    
REMARK 210                                                                      
REMARK 210 BEST REPRESENTATIVE CONFORMER IN THIS ENSEMBLE : 1                   
REMARK 210                                                                      
REMARK 210 REMARK: NULL                                                         
REMARK 215                                                                      
REMARK 215 NMR STUDY                                                            
REMARK 215 THE COORDINATES IN THIS ENTRY WERE GENERATED FROM SOLUTION           
REMARK 215 NMR DATA.  PROTEIN DATA BANK CONVENTIONS REQUIRE THAT                
REMARK 215 CRYST1 AND SCALE RECORDS BE INCLUDED, BUT THE VALUES ON              
REMARK 215 THESE RECORDS ARE MEANINGLESS.                                       
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: PENTAMERIC                        
REMARK 350 APPLY THE FOLLOWING TO CHAINS: A, B, C, D, E                         
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 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  1 ASP A 247      -38.57   -158.53                                   
REMARK 500  1 ALA A 249       71.83   -160.45                                   
REMARK 500  1 ARG A 271       19.28     58.46                                   
REMARK 500  1 LEU A 287       47.00    -90.13                                   
REMARK 500  1 ALA A 288      -34.50   -179.26                                   
REMARK 500  1 GLU A 312     -169.87    -69.57                                   
REMARK 500  1 LYS A 394       80.79     63.54                                   
REMARK 500  1 ARG A 423      -54.55     75.65                                   
REMARK 500  1 HIS A 430      -74.57    -90.45                                   
REMARK 500  1 HIS A 431      -65.25    -96.30                                   
REMARK 500  1 LEU B 216       40.14   -109.43                                   
REMARK 500  1 ASP B 247      -38.36   -158.76                                   
REMARK 500  1 ALA B 249       71.35   -159.52                                   
REMARK 500  1 ARG B 271       19.11     58.63                                   
REMARK 500  1 LEU B 287       47.02    -90.22                                   
REMARK 500  1 ALA B 288      -34.41   -179.25                                   
REMARK 500  1 GLU B 312     -169.87    -69.53                                   
REMARK 500  1 LYS B 394       82.68     64.43                                   
REMARK 500  1 ARG B 423      -54.58     75.55                                   
REMARK 500  1 HIS B 430      -74.69    -90.11                                   
REMARK 500  1 HIS B 431      -65.16    -96.11                                   
REMARK 500  1 ASP C 247      -38.26   -156.01                                   
REMARK 500  1 ALA C 249       71.61   -162.35                                   
REMARK 500  1 ARG C 271       18.55     59.27                                   
REMARK 500  1 LEU C 287       47.08    -89.73                                   
REMARK 500  1 ALA C 288      -34.55   -179.08                                   
REMARK 500  1 GLU C 312     -169.92    -69.31                                   
REMARK 500  1 LYS C 394       83.62     59.59                                   
REMARK 500  1 ARG C 423      -54.54     75.62                                   
REMARK 500  1 HIS C 430      -74.46    -90.22                                   
REMARK 500  1 HIS C 431      -65.24    -96.37                                   
REMARK 500  1 LEU D 216       40.01   -109.81                                   
REMARK 500  1 ASP D 247      -38.64   -158.36                                   
REMARK 500  1 ALA D 249       71.82   -160.51                                   
REMARK 500  1 ARG D 271       19.42     58.37                                   
REMARK 500  1 LEU D 287       47.08    -90.12                                   
REMARK 500  1 ALA D 288      -34.50   -179.26                                   
REMARK 500  1 GLU D 312     -169.78    -69.63                                   
REMARK 500  1 LYS D 394       81.32     65.40                                   
REMARK 500  1 ARG D 423      -54.50     75.48                                   
REMARK 500  1 HIS D 430      -74.50    -90.20                                   
REMARK 500  1 HIS D 431      -65.16    -96.37                                   
REMARK 500  1 ASP E 247      -38.23   -155.98                                   
REMARK 500  1 ALA E 249       71.63   -162.29                                   
REMARK 500  1 ARG E 271       19.33     58.42                                   
REMARK 500  1 LEU E 287       46.96    -90.19                                   
REMARK 500  1 ALA E 288      -34.52   -179.11                                   
REMARK 500  1 GLU E 312     -169.55    -69.53                                   
REMARK 500  1 LYS E 394       83.54     59.65                                   
REMARK 500  1 ARG E 423      -54.48     75.75                                   
REMARK 500                                                                      
REMARK 500 THIS ENTRY HAS     772 RAMACHANDRAN OUTLIERS.                        
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
REMARK 900                                                                      
REMARK 900 RELATED ENTRIES                                                      
REMARK 900 RELATED ID: 2M6B   RELATED DB: PDB                                   
REMARK 900 RELATED ID: 19126   RELATED DB: BMRB                                 
DBREF  2M6I A  215   434  PDB    2M6I     2M6I           215    434             
DBREF  2M6I B  215   434  PDB    2M6I     2M6I           215    434             
DBREF  2M6I C  215   434  PDB    2M6I     2M6I           215    434             
DBREF  2M6I D  215   434  PDB    2M6I     2M6I           215    434             
DBREF  2M6I E  215   434  PDB    2M6I     2M6I           215    434             
SEQRES   1 A  150  MET LEU GLU ARG GLN LEU GLY TYR TYR LEU ILE GLN LEU          
SEQRES   2 A  150  TYR ILE PRO SER LEU LEU ILE VAL ILE LEU SER TRP ILE          
SEQRES   3 A  150  SER PHE TRP ILE ASN LEU ASP ALA ALA PRO ALA ARG VAL          
SEQRES   4 A  150  GLY LEU GLY ILE THR THR VAL LEU THR LEU THR THR GLN          
SEQRES   5 A  150  SER SER GLY SER ARG ALA SER LEU PRO LYS VAL SER TYR          
SEQRES   6 A  150  VAL LYS ALA ILE ASP ILE TRP LEU ALA VAL CYS LEU LEU          
SEQRES   7 A  150  PHE VAL PHE SER ALA LEU LEU GLU TYR ALA ALA VAL ASN          
SEQRES   8 A  150  PHE VAL SER ARG GLN ARG GLU PHE GLY GLY GLY GLY PHE          
SEQRES   9 A  150  ILE GLN ARG ALA LYS LYS ILE ASP LYS ILE SER ARG ILE          
SEQRES  10 A  150  GLY PHE PRO LEU ALA PHE LEU ILE PHE ASN LEU PHE TYR          
SEQRES  11 A  150  TRP ILE ILE TYR LYS ILE VAL ARG ARG GLU ASP GLU PHE          
SEQRES  12 A  150  GLU HIS HIS HIS HIS HIS HIS                                  
SEQRES   1 B  150  MET LEU GLU ARG GLN LEU GLY TYR TYR LEU ILE GLN LEU          
SEQRES   2 B  150  TYR ILE PRO SER LEU LEU ILE VAL ILE LEU SER TRP ILE          
SEQRES   3 B  150  SER PHE TRP ILE ASN LEU ASP ALA ALA PRO ALA ARG VAL          
SEQRES   4 B  150  GLY LEU GLY ILE THR THR VAL LEU THR LEU THR THR GLN          
SEQRES   5 B  150  SER SER GLY SER ARG ALA SER LEU PRO LYS VAL SER TYR          
SEQRES   6 B  150  VAL LYS ALA ILE ASP ILE TRP LEU ALA VAL CYS LEU LEU          
SEQRES   7 B  150  PHE VAL PHE SER ALA LEU LEU GLU TYR ALA ALA VAL ASN          
SEQRES   8 B  150  PHE VAL SER ARG GLN ARG GLU PHE GLY GLY GLY GLY PHE          
SEQRES   9 B  150  ILE GLN ARG ALA LYS LYS ILE ASP LYS ILE SER ARG ILE          
SEQRES  10 B  150  GLY PHE PRO LEU ALA PHE LEU ILE PHE ASN LEU PHE TYR          
SEQRES  11 B  150  TRP ILE ILE TYR LYS ILE VAL ARG ARG GLU ASP GLU PHE          
SEQRES  12 B  150  GLU HIS HIS HIS HIS HIS HIS                                  
SEQRES   1 C  150  MET LEU GLU ARG GLN LEU GLY TYR TYR LEU ILE GLN LEU          
SEQRES   2 C  150  TYR ILE PRO SER LEU LEU ILE VAL ILE LEU SER TRP ILE          
SEQRES   3 C  150  SER PHE TRP ILE ASN LEU ASP ALA ALA PRO ALA ARG VAL          
SEQRES   4 C  150  GLY LEU GLY ILE THR THR VAL LEU THR LEU THR THR GLN          
SEQRES   5 C  150  SER SER GLY SER ARG ALA SER LEU PRO LYS VAL SER TYR          
SEQRES   6 C  150  VAL LYS ALA ILE ASP ILE TRP LEU ALA VAL CYS LEU LEU          
SEQRES   7 C  150  PHE VAL PHE SER ALA LEU LEU GLU TYR ALA ALA VAL ASN          
SEQRES   8 C  150  PHE VAL SER ARG GLN ARG GLU PHE GLY GLY GLY GLY PHE          
SEQRES   9 C  150  ILE GLN ARG ALA LYS LYS ILE ASP LYS ILE SER ARG ILE          
SEQRES  10 C  150  GLY PHE PRO LEU ALA PHE LEU ILE PHE ASN LEU PHE TYR          
SEQRES  11 C  150  TRP ILE ILE TYR LYS ILE VAL ARG ARG GLU ASP GLU PHE          
SEQRES  12 C  150  GLU HIS HIS HIS HIS HIS HIS                                  
SEQRES   1 D  150  MET LEU GLU ARG GLN LEU GLY TYR TYR LEU ILE GLN LEU          
SEQRES   2 D  150  TYR ILE PRO SER LEU LEU ILE VAL ILE LEU SER TRP ILE          
SEQRES   3 D  150  SER PHE TRP ILE ASN LEU ASP ALA ALA PRO ALA ARG VAL          
SEQRES   4 D  150  GLY LEU GLY ILE THR THR VAL LEU THR LEU THR THR GLN          
SEQRES   5 D  150  SER SER GLY SER ARG ALA SER LEU PRO LYS VAL SER TYR          
SEQRES   6 D  150  VAL LYS ALA ILE ASP ILE TRP LEU ALA VAL CYS LEU LEU          
SEQRES   7 D  150  PHE VAL PHE SER ALA LEU LEU GLU TYR ALA ALA VAL ASN          
SEQRES   8 D  150  PHE VAL SER ARG GLN ARG GLU PHE GLY GLY GLY GLY PHE          
SEQRES   9 D  150  ILE GLN ARG ALA LYS LYS ILE ASP LYS ILE SER ARG ILE          
SEQRES  10 D  150  GLY PHE PRO LEU ALA PHE LEU ILE PHE ASN LEU PHE TYR          
SEQRES  11 D  150  TRP ILE ILE TYR LYS ILE VAL ARG ARG GLU ASP GLU PHE          
SEQRES  12 D  150  GLU HIS HIS HIS HIS HIS HIS                                  
SEQRES   1 E  150  MET LEU GLU ARG GLN LEU GLY TYR TYR LEU ILE GLN LEU          
SEQRES   2 E  150  TYR ILE PRO SER LEU LEU ILE VAL ILE LEU SER TRP ILE          
SEQRES   3 E  150  SER PHE TRP ILE ASN LEU ASP ALA ALA PRO ALA ARG VAL          
SEQRES   4 E  150  GLY LEU GLY ILE THR THR VAL LEU THR LEU THR THR GLN          
SEQRES   5 E  150  SER SER GLY SER ARG ALA SER LEU PRO LYS VAL SER TYR          
SEQRES   6 E  150  VAL LYS ALA ILE ASP ILE TRP LEU ALA VAL CYS LEU LEU          
SEQRES   7 E  150  PHE VAL PHE SER ALA LEU LEU GLU TYR ALA ALA VAL ASN          
SEQRES   8 E  150  PHE VAL SER ARG GLN ARG GLU PHE GLY GLY GLY GLY PHE          
SEQRES   9 E  150  ILE GLN ARG ALA LYS LYS ILE ASP LYS ILE SER ARG ILE          
SEQRES  10 E  150  GLY PHE PRO LEU ALA PHE LEU ILE PHE ASN LEU PHE TYR          
SEQRES  11 E  150  TRP ILE ILE TYR LYS ILE VAL ARG ARG GLU ASP GLU PHE          
SEQRES  12 E  150  GLU HIS HIS HIS HIS HIS HIS                                  
HELIX    1   1 LEU A  220  LEU A  246  1                                  27    
HELIX    2   2 ALA A  249  GLN A  266  1                                  18    
HELIX    3   3 LEU A  274  ALA A  302  1                                  29    
HELIX    4   4 ALA A  302  VAL A  307  1                                   6    
HELIX    5   5 SER A  308  GLN A  310  5                                   3    
HELIX    6   6 GLY A  314  ALA A  392  5                                   9    
HELIX    7   7 ILE A  398  VAL A  421  1                                  24    
HELIX    8   8 LEU B  220  LEU B  246  1                                  27    
HELIX    9   9 ALA B  249  GLN B  266  1                                  18    
HELIX   10  10 PRO B  275  ALA B  302  1                                  28    
HELIX   11  11 ALA B  302  VAL B  307  1                                   6    
HELIX   12  12 SER B  308  GLN B  310  5                                   3    
HELIX   13  13 GLY B  314  ALA B  392  5                                   9    
HELIX   14  14 ILE B  398  VAL B  421  1                                  24    
HELIX   15  15 LEU C  220  LEU C  246  1                                  27    
HELIX   16  16 ALA C  249  GLN C  266  1                                  18    
HELIX   17  17 PRO C  275  ALA C  302  1                                  28    
HELIX   18  18 ALA C  302  VAL C  307  1                                   6    
HELIX   19  19 SER C  308  GLN C  310  5                                   3    
HELIX   20  20 GLY C  314  ALA C  392  5                                   9    
HELIX   21  21 ILE C  398  VAL C  421  1                                  24    
HELIX   22  22 LEU D  220  LEU D  246  1                                  27    
HELIX   23  23 ALA D  249  GLN D  266  1                                  18    
HELIX   24  24 LEU D  274  ALA D  302  1                                  29    
HELIX   25  25 ALA D  302  VAL D  307  1                                   6    
HELIX   26  26 SER D  308  GLN D  310  5                                   3    
HELIX   27  27 GLY D  314  ALA D  392  5                                   9    
HELIX   28  28 ILE D  398  VAL D  421  1                                  24    
HELIX   29  29 LEU E  220  LEU E  246  1                                  27    
HELIX   30  30 ALA E  249  GLN E  266  1                                  18    
HELIX   31  31 LEU E  274  ALA E  302  1                                  29    
HELIX   32  32 ALA E  302  VAL E  307  1                                   6    
HELIX   33  33 SER E  308  GLN E  310  5                                   3    
HELIX   34  34 GLY E  314  ALA E  392  5                                   9    
HELIX   35  35 ILE E  398  VAL E  421  1                                  24    
CRYST1    1.000    1.000    1.000  90.00  90.00  90.00 P 1           1          
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      1.000000  0.000000  0.000000        0.00000                         
SCALE2      0.000000  1.000000  0.000000        0.00000                         
SCALE3      0.000000  0.000000  1.000000        0.00000                         
MODEL        1