HEADER    SIGNALING PROTEIN                       30-SEP-22   8B7H              
TITLE     CRYSTAL STRUCTURE OF HUMAN GREMLIN-1 IN COMPLEX WITH FAB              
COMPND    MOL_ID: 1;                                                            
COMPND   2 MOLECULE: FAB ANTIBODY FRAGMENT (LIGHT CHAIN);                       
COMPND   3 CHAIN: L;                                                            
COMPND   4 ENGINEERED: YES;                                                     
COMPND   5 MOL_ID: 2;                                                           
COMPND   6 MOLECULE: FAB ANTIBODY FRAGMENT (HEAVY CHAIN);                       
COMPND   7 CHAIN: H;                                                            
COMPND   8 ENGINEERED: YES;                                                     
COMPND   9 MOL_ID: 3;                                                           
COMPND  10 MOLECULE: GREMLIN-1;                                                 
COMPND  11 CHAIN: A;                                                            
COMPND  12 SYNONYM: CELL PROLIFERATION-INDUCING GENE 2 PROTEIN,CYSTEINE KNOT    
COMPND  13 SUPERFAMILY 1,BMP ANTAGONIST 1,DAN DOMAIN FAMILY MEMBER 2,DOWN-      
COMPND  14 REGULATED IN MOS-TRANSFORMED CELLS PROTEIN,INCREASED IN HIGH GLUCOSE 
COMPND  15 PROTEIN 2,IHG-2;                                                     
COMPND  16 ENGINEERED: YES                                                      
SOURCE    MOL_ID: 1;                                                            
SOURCE   2 ORGANISM_SCIENTIFIC: HOMO SAPIENS;                                   
SOURCE   3 ORGANISM_TAXID: 9606;                                                
SOURCE   4 EXPRESSION_SYSTEM: CRICETULUS GRISEUS;                               
SOURCE   5 EXPRESSION_SYSTEM_TAXID: 10029;                                      
SOURCE   6 MOL_ID: 2;                                                           
SOURCE   7 ORGANISM_SCIENTIFIC: HOMO SAPIENS;                                   
SOURCE   8 ORGANISM_TAXID: 9606;                                                
SOURCE   9 EXPRESSION_SYSTEM: CRICETULUS GRISEUS;                               
SOURCE  10 EXPRESSION_SYSTEM_TAXID: 10029;                                      
SOURCE  11 MOL_ID: 3;                                                           
SOURCE  12 ORGANISM_SCIENTIFIC: HOMO SAPIENS;                                   
SOURCE  13 ORGANISM_COMMON: HUMAN;                                              
SOURCE  14 ORGANISM_TAXID: 9606;                                                
SOURCE  15 GENE: GREM1, CKTSF1B1, DAND2, DRM, PIG2;                             
SOURCE  16 EXPRESSION_SYSTEM: ESCHERICHIA COLI;                                 
SOURCE  17 EXPRESSION_SYSTEM_TAXID: 562                                         
KEYWDS    INHIBITOR, GLYCOPROTEIN, CYSTEINE KNOT-SECRETED PROTEIN, SIGNALING    
KEYWDS   2 PROTEIN                                                              
EXPDTA    X-RAY DIFFRACTION                                                     
AUTHOR    M.-S.SCHULZE,C.MARTINEZ-FLEITES                                       
REVDAT   2   16-OCT-24 8B7H    1       REMARK                                   
REVDAT   1   27-DEC-23 8B7H    0                                                
JRNL        AUTH   G.C.G.DAVIES,N.DEDI,P.S.JONES,L.KEVORKIAN,D.MCMILLAN,        
JRNL        AUTH 2 C.OTTONE,M.E.D.SCHULZE,A.SCOTT-TUCKER,R.TEWARI,S.WEST,       
JRNL        AUTH 3 M.WRIGHT,T.F.ROWLEY                                          
JRNL        TITL   DISCOVERY OF GINISORTAMAB, A POTENT AND NOVEL ANTI-GREMLIN-1 
JRNL        TITL 2 ANTIBODY IN CLINICAL DEVELOPMENT FOR THE TREATMENT OF        
JRNL        TITL 3 CANCER.                                                      
JRNL        REF    MABS                          V.  15 89681 2023              
JRNL        REFN                   ESSN 1942-0870                               
JRNL        PMID   38084840                                                     
JRNL        DOI    10.1080/19420862.2023.2289681                                
REMARK   2                                                                      
REMARK   2 RESOLUTION.    1.95 ANGSTROMS.                                       
REMARK   3                                                                      
REMARK   3 REFINEMENT.                                                          
REMARK   3   PROGRAM     : PHENIX (1.18.2_3874: ???)                            
REMARK   3   AUTHORS     : PAUL ADAMS,PAVEL AFONINE,VINCENT CHEN,IAN            
REMARK   3               : DAVIS,KRESHNA GOPAL,RALF GROSSE-KUNSTLEVE,           
REMARK   3               : LI-WEI HUNG,ROBERT IMMORMINO,TOM IOERGER,            
REMARK   3               : AIRLIE MCCOY,ERIK MCKEE,NIGEL MORIARTY,              
REMARK   3               : REETAL PAI,RANDY READ,JANE RICHARDSON,               
REMARK   3               : DAVID RICHARDSON,TOD ROMO,JIM SACCHETTINI,           
REMARK   3               : NICHOLAS SAUTER,JACOB SMITH,LAURENT                  
REMARK   3               : STORONI,TOM TERWILLIGER,PETER ZWART                  
REMARK   3                                                                      
REMARK   3    REFINEMENT TARGET : ML                                            
REMARK   3                                                                      
REMARK   3  DATA USED IN REFINEMENT.                                            
REMARK   3   RESOLUTION RANGE HIGH (ANGSTROMS) : 1.95                           
REMARK   3   RESOLUTION RANGE LOW  (ANGSTROMS) : 50.96                          
REMARK   3   MIN(FOBS/SIGMA_FOBS)              : 1.350                          
REMARK   3   COMPLETENESS FOR RANGE        (%) : 99.1                           
REMARK   3   NUMBER OF REFLECTIONS             : 48941                          
REMARK   3                                                                      
REMARK   3  FIT TO DATA USED IN REFINEMENT.                                     
REMARK   3   R VALUE     (WORKING + TEST SET) : 0.266                           
REMARK   3   R VALUE            (WORKING SET) : 0.265                           
REMARK   3   FREE R VALUE                     : 0.275                           
REMARK   3   FREE R VALUE TEST SET SIZE   (%) : 5.050                           
REMARK   3   FREE R VALUE TEST SET COUNT      : 2472                            
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 50.9600 -  5.1100    0.99     2734   157  0.2403 0.2457        
REMARK   3     2  5.1100 -  4.0600    0.99     2647   140  0.2113 0.2154        
REMARK   3     3  4.0600 -  3.5400    1.00     2645   142  0.2563 0.2906        
REMARK   3     4  3.5400 -  3.2200    1.00     2603   136  0.2684 0.2717        
REMARK   3     5  3.2200 -  2.9900    1.00     2611   128  0.2816 0.2746        
REMARK   3     6  2.9900 -  2.8100    0.99     2625   124  0.2876 0.3039        
REMARK   3     7  2.8100 -  2.6700    0.99     2581   124  0.2970 0.3502        
REMARK   3     8  2.6700 -  2.5600    1.00     2550   143  0.2865 0.3185        
REMARK   3     9  2.5600 -  2.4600    0.99     2565   135  0.3026 0.3151        
REMARK   3    10  2.4600 -  2.3700    1.00     2545   136  0.2898 0.2725        
REMARK   3    11  2.3700 -  2.3000    0.99     2610   142  0.2918 0.3093        
REMARK   3    12  2.3000 -  2.2300    0.99     2529   156  0.2897 0.3005        
REMARK   3    13  2.2300 -  2.1700    0.99     2521   110  0.2884 0.2938        
REMARK   3    14  2.1700 -  2.1200    0.99     2582   133  0.2876 0.2808        
REMARK   3    15  2.1200 -  2.0700    0.99     2551   125  0.2933 0.3019        
REMARK   3    16  2.0700 -  2.0300    0.99     2550   140  0.3137 0.2855        
REMARK   3    17  2.0300 -  1.9900    0.98     2496   153  0.3069 0.3264        
REMARK   3    18  1.9900 -  1.9500    0.99     2524   148  0.3338 0.3670        
REMARK   3                                                                      
REMARK   3  BULK SOLVENT MODELLING.                                             
REMARK   3   METHOD USED        : FLAT BULK SOLVENT MODEL                       
REMARK   3   SOLVENT RADIUS     : 1.11                                          
REMARK   3   SHRINKAGE RADIUS   : 0.90                                          
REMARK   3   K_SOL              : NULL                                          
REMARK   3   B_SOL              : NULL                                          
REMARK   3                                                                      
REMARK   3  ERROR ESTIMATES.                                                    
REMARK   3   COORDINATE ERROR (MAXIMUM-LIKELIHOOD BASED)     : 0.250            
REMARK   3   PHASE ERROR (DEGREES, MAXIMUM-LIKELIHOOD BASED) : 27.820           
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      :  0.011           4065                                  
REMARK   3   ANGLE     :  1.560           5517                                  
REMARK   3   CHIRALITY :  0.094            619                                  
REMARK   3   PLANARITY :  0.008            703                                  
REMARK   3   DIHEDRAL  : 22.531           1471                                  
REMARK   3                                                                      
REMARK   3  TLS DETAILS                                                         
REMARK   3   NUMBER OF TLS GROUPS  : NULL                                       
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 8B7H COMPLIES WITH FORMAT V. 3.30, 13-JUL-11                         
REMARK 100                                                                      
REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBE ON 30-SEP-22.                  
REMARK 100 THE DEPOSITION ID IS D_1292125891.                                   
REMARK 200                                                                      
REMARK 200 EXPERIMENTAL DETAILS                                                 
REMARK 200  EXPERIMENT TYPE                : X-RAY DIFFRACTION                  
REMARK 200  DATE OF DATA COLLECTION        : 15-SEP-14                          
REMARK 200  TEMPERATURE           (KELVIN) : 80                                 
REMARK 200  PH                             : NULL                               
REMARK 200  NUMBER OF CRYSTALS USED        : 1                                  
REMARK 200                                                                      
REMARK 200  SYNCHROTRON              (Y/N) : Y                                  
REMARK 200  RADIATION SOURCE               : DIAMOND                            
REMARK 200  BEAMLINE                       : I03                                
REMARK 200  X-RAY GENERATOR MODEL          : NULL                               
REMARK 200  MONOCHROMATIC OR LAUE    (M/L) : M                                  
REMARK 200  WAVELENGTH OR RANGE        (A) : 0.9786                             
REMARK 200  MONOCHROMATOR                  : NULL                               
REMARK 200  OPTICS                         : NULL                               
REMARK 200                                                                      
REMARK 200  DETECTOR TYPE                  : PIXEL                              
REMARK 200  DETECTOR MANUFACTURER          : DECTRIS EIGER2 XE 16M              
REMARK 200  INTENSITY-INTEGRATION SOFTWARE : XDS                                
REMARK 200  DATA SCALING SOFTWARE          : XDS                                
REMARK 200                                                                      
REMARK 200  NUMBER OF UNIQUE REFLECTIONS   : 48941                              
REMARK 200  RESOLUTION RANGE HIGH      (A) : 1.950                              
REMARK 200  RESOLUTION RANGE LOW       (A) : 50.960                             
REMARK 200  REJECTION CRITERIA  (SIGMA(I)) : NULL                               
REMARK 200                                                                      
REMARK 200 OVERALL.                                                             
REMARK 200  COMPLETENESS FOR RANGE     (%) : 99.3                               
REMARK 200  DATA REDUNDANCY                : 5.600                              
REMARK 200  R MERGE                    (I) : 0.05100                            
REMARK 200  R SYM                      (I) : NULL                               
REMARK 200  <I/SIGMA(I)> FOR THE DATA SET  : 18.3000                            
REMARK 200                                                                      
REMARK 200 IN THE HIGHEST RESOLUTION SHELL.                                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.95                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE LOW  (A) : 2.00                     
REMARK 200  COMPLETENESS FOR SHELL     (%) : NULL                               
REMARK 200  DATA REDUNDANCY IN SHELL       : NULL                               
REMARK 200  R MERGE FOR SHELL          (I) : 0.60400                            
REMARK 200  R SYM FOR SHELL            (I) : NULL                               
REMARK 200  <I/SIGMA(I)> FOR SHELL         : NULL                               
REMARK 200                                                                      
REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH                              
REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT        
REMARK 200 SOFTWARE USED: PHASER                                                
REMARK 200 STARTING MODEL: 4JPH                                                 
REMARK 200                                                                      
REMARK 200 REMARK: NULL                                                         
REMARK 280                                                                      
REMARK 280 CRYSTAL                                                              
REMARK 280 SOLVENT CONTENT, VS   (%): 52.41                                     
REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.58                     
REMARK 280                                                                      
REMARK 280 CRYSTALLIZATION CONDITIONS: 0.1M CITRIC ACID PH4, 1M LITHIUM         
REMARK 280  CHLORIDE AND 27% POLYETHYLENE GLYCOL (PEG) 6000, VAPOR DIFFUSION,   
REMARK 280  HANGING DROP, TEMPERATURE 291K                                      
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      126.13000            
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      126.13000            
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       32.87000            
REMARK 290   SMTRY2   5  0.000000  1.000000  0.000000       40.32500            
REMARK 290   SMTRY3   5  0.000000  0.000000  1.000000        0.00000            
REMARK 290   SMTRY1   6 -1.000000  0.000000  0.000000       32.87000            
REMARK 290   SMTRY2   6  0.000000 -1.000000  0.000000       40.32500            
REMARK 290   SMTRY3   6  0.000000  0.000000  1.000000      126.13000            
REMARK 290   SMTRY1   7 -1.000000  0.000000  0.000000       32.87000            
REMARK 290   SMTRY2   7  0.000000  1.000000  0.000000       40.32500            
REMARK 290   SMTRY3   7  0.000000  0.000000 -1.000000      126.13000            
REMARK 290   SMTRY1   8  1.000000  0.000000  0.000000       32.87000            
REMARK 290   SMTRY2   8  0.000000 -1.000000  0.000000       40.32500            
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: HEXAMERIC                         
REMARK 350 APPLY THE FOLLOWING TO CHAINS: L, H, 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 350 APPLY THE FOLLOWING TO CHAINS: L, H, A                               
REMARK 350   BIOMT1   2 -1.000000  0.000000  0.000000        0.00000            
REMARK 350   BIOMT2   2  0.000000  1.000000  0.000000        0.00000            
REMARK 350   BIOMT3   2  0.000000  0.000000 -1.000000      126.13000            
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     SER H   139                                                      
REMARK 465     LYS H   140                                                      
REMARK 465     SER H   141                                                      
REMARK 465     THR H   142                                                      
REMARK 465     SER H   143                                                      
REMARK 465     GLY H   144                                                      
REMARK 465     MET A    25                                                      
REMARK 465     GLY A    26                                                      
REMARK 465     SER A    27                                                      
REMARK 465     SER A    28                                                      
REMARK 465     HIS A    29                                                      
REMARK 465     HIS A    30                                                      
REMARK 465     HIS A    31                                                      
REMARK 465     HIS A    32                                                      
REMARK 465     HIS A    33                                                      
REMARK 465     HIS A    34                                                      
REMARK 465     SER A    35                                                      
REMARK 465     SER A    36                                                      
REMARK 465     GLY A    37                                                      
REMARK 465     GLU A    38                                                      
REMARK 465     ASN A    39                                                      
REMARK 465     LEU A    40                                                      
REMARK 465     TYR A    41                                                      
REMARK 465     PHE A    42                                                      
REMARK 465     GLN A    43                                                      
REMARK 465     GLY A    44                                                      
REMARK 465     SER A    45                                                      
REMARK 465     ALA A    46                                                      
REMARK 465     MET A    47                                                      
REMARK 465     PRO A    48                                                      
REMARK 465     GLY A    49                                                      
REMARK 465     GLU A    50                                                      
REMARK 465     GLU A    51                                                      
REMARK 465     VAL A    52                                                      
REMARK 465     LEU A    53                                                      
REMARK 465     GLU A    54                                                      
REMARK 465     SER A    55                                                      
REMARK 465     SER A    56                                                      
REMARK 465     GLN A    57                                                      
REMARK 465     GLU A    58                                                      
REMARK 465     ALA A    59                                                      
REMARK 465     LEU A    60                                                      
REMARK 465     HIS A    61                                                      
REMARK 465     VAL A    62                                                      
REMARK 465     THR A    63                                                      
REMARK 465     GLU A    64                                                      
REMARK 465     ARG A    65                                                      
REMARK 465     LYS A    66                                                      
REMARK 465     TYR A    67                                                      
REMARK 465     LEU A    68                                                      
REMARK 465     LYS A    69                                                      
REMARK 465     ARG A    70                                                      
REMARK 465     ILE A    82                                                      
REMARK 465     HIS A    83                                                      
REMARK 465     GLU A    84                                                      
REMARK 465     GLU A    85                                                      
REMARK 465     GLY A    86                                                      
REMARK 465     CYS A    87                                                      
REMARK 465     ASN A    88                                                      
REMARK 465     SER A    89                                                      
REMARK 465     ARG A   111                                                      
REMARK 465     LYS A   112                                                      
REMARK 465     GLU A   113                                                      
REMARK 465     PRO A   138                                                      
REMARK 465     GLU A   139                                                      
REMARK 465     LEU A   140                                                      
REMARK 465     GLN A   141                                                      
REMARK 465     PRO A   142                                                      
REMARK 465     PRO A   143                                                      
REMARK 465     THR A   144                                                      
REMARK 465     LYS A   145                                                      
REMARK 500                                                                      
REMARK 500 GEOMETRY AND STEREOCHEMISTRY                                         
REMARK 500 SUBTOPIC: CLOSE CONTACTS IN SAME ASYMMETRIC UNIT                     
REMARK 500                                                                      
REMARK 500 THE FOLLOWING ATOMS ARE IN CLOSE CONTACT.                            
REMARK 500                                                                      
REMARK 500  ATM1  RES C  SSEQI   ATM2  RES C  SSEQI           DISTANCE          
REMARK 500   OG1  THR A    81     O    ARG A    90              1.92            
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
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    GLN L  27     -128.75     46.36                                   
REMARK 500    TYR L  31       68.75   -102.48                                   
REMARK 500    SER L  32      -47.80    -23.68                                   
REMARK 500    ASN L  35       39.42     39.87                                   
REMARK 500    ALA L  57      -51.63     66.10                                   
REMARK 500    PRO L  65      174.91    -55.65                                   
REMARK 500    THR L  75       33.44   -143.39                                   
REMARK 500    ASP L  76       92.34   -165.40                                   
REMARK 500    ALA L  90      175.94    177.92                                   
REMARK 500    ASP L  99     -155.81   -133.74                                   
REMARK 500    THR H  30       -9.93    -55.42                                   
REMARK 500    TYR H  33      133.23    -37.85                                   
REMARK 500    GLU H  54      -71.49   -122.87                                   
REMARK 500    ASP H  77       61.29     39.66                                   
REMARK 500    ASP H  99       55.33   -105.74                                   
REMARK 500    ALA H 100       50.33    -94.26                                   
REMARK 500    SER H 103     -125.80     43.97                                   
REMARK 500    ASP H 155       61.20     66.49                                   
REMARK 500    ASN A  94     -162.77   -106.37                                   
REMARK 500    CYS A 101     -152.07    -79.00                                   
REMARK 500    PHE A 104     -173.74   -173.72                                   
REMARK 500    PRO A 107     -133.89   -121.18                                   
REMARK 500    ARG A 108      133.66     65.46                                   
REMARK 500    HIS A 109      -73.85    172.58                                   
REMARK 500    SER A 116      132.59   -176.26                                   
REMARK 500    SER A 119      149.36   -178.49                                   
REMARK 500    PHE A 128     -161.45   -122.95                                   
REMARK 500    LEU A 135      145.84    179.75                                   
REMARK 500    LYS A 153      -63.76   -100.82                                   
REMARK 500    GLN A 154     -162.26   -126.08                                   
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
DBREF  8B7H L    1   219  PDB    8B7H     8B7H             1    219             
DBREF  8B7H H    1   227  PDB    8B7H     8B7H             1    227             
DBREF  8B7H A   46   163  UNP    O60565   GREM1_HUMAN     67    184             
SEQADV 8B7H MET A   25  UNP  O60565              INITIATING METHIONINE          
SEQADV 8B7H GLY A   26  UNP  O60565              EXPRESSION TAG                 
SEQADV 8B7H SER A   27  UNP  O60565              EXPRESSION TAG                 
SEQADV 8B7H SER A   28  UNP  O60565              EXPRESSION TAG                 
SEQADV 8B7H HIS A   29  UNP  O60565              EXPRESSION TAG                 
SEQADV 8B7H HIS A   30  UNP  O60565              EXPRESSION TAG                 
SEQADV 8B7H HIS A   31  UNP  O60565              EXPRESSION TAG                 
SEQADV 8B7H HIS A   32  UNP  O60565              EXPRESSION TAG                 
SEQADV 8B7H HIS A   33  UNP  O60565              EXPRESSION TAG                 
SEQADV 8B7H HIS A   34  UNP  O60565              EXPRESSION TAG                 
SEQADV 8B7H SER A   35  UNP  O60565              EXPRESSION TAG                 
SEQADV 8B7H SER A   36  UNP  O60565              EXPRESSION TAG                 
SEQADV 8B7H GLY A   37  UNP  O60565              EXPRESSION TAG                 
SEQADV 8B7H GLU A   38  UNP  O60565              EXPRESSION TAG                 
SEQADV 8B7H ASN A   39  UNP  O60565              EXPRESSION TAG                 
SEQADV 8B7H LEU A   40  UNP  O60565              EXPRESSION TAG                 
SEQADV 8B7H TYR A   41  UNP  O60565              EXPRESSION TAG                 
SEQADV 8B7H PHE A   42  UNP  O60565              EXPRESSION TAG                 
SEQADV 8B7H GLN A   43  UNP  O60565              EXPRESSION TAG                 
SEQADV 8B7H GLY A   44  UNP  O60565              EXPRESSION TAG                 
SEQADV 8B7H SER A   45  UNP  O60565              EXPRESSION TAG                 
SEQRES   1 L  219  ASP ILE VAL MET THR GLN SER PRO ASP SER LEU ALA VAL          
SEQRES   2 L  219  SER LEU GLY GLU ARG ALA THR ILE ASN CYS LYS SER SER          
SEQRES   3 L  219  GLN SER VAL LEU TYR SER SER ASN ASN LYS ASN TYR LEU          
SEQRES   4 L  219  ALA TRP TYR GLN GLN LYS PRO GLY GLN PRO PRO LYS LEU          
SEQRES   5 L  219  LEU ILE TYR TRP ALA SER THR ARG GLU SER GLY VAL PRO          
SEQRES   6 L  219  ASP ARG PHE SER GLY SER GLY SER GLY THR ASP PHE THR          
SEQRES   7 L  219  LEU THR ILE ASN SER LEU GLN ALA GLU ASP VAL ALA VAL          
SEQRES   8 L  219  TYR PHE CYS GLN GLN TYR TYR ASP THR PRO THR PHE GLY          
SEQRES   9 L  219  GLN GLY THR ARG LEU GLU ILE LYS ARG THR VAL ALA ALA          
SEQRES  10 L  219  PRO SER VAL PHE ILE PHE PRO PRO SER ASP GLU GLN LEU          
SEQRES  11 L  219  LYS SER GLY THR ALA SER VAL VAL CYS LEU LEU ASN ASN          
SEQRES  12 L  219  PHE TYR PRO ARG GLU ALA LYS VAL GLN TRP LYS VAL ASP          
SEQRES  13 L  219  ASN ALA LEU GLN SER GLY ASN SER GLN GLU SER VAL THR          
SEQRES  14 L  219  GLU GLN ASP SER LYS ASP SER THR TYR SER LEU SER SER          
SEQRES  15 L  219  THR LEU THR LEU SER LYS ALA ASP TYR GLU LYS HIS LYS          
SEQRES  16 L  219  VAL TYR ALA CYS GLU VAL THR HIS GLN GLY LEU SER SER          
SEQRES  17 L  219  PRO VAL THR LYS SER PHE ASN ARG GLY GLU CYS                  
SEQRES   1 H  227  GLN VAL GLN LEU VAL GLU SER GLY ALA GLU VAL LYS LYS          
SEQRES   2 H  227  PRO GLY ALA THR VAL LYS ILE SER CYS LYS VAL SER GLY          
SEQRES   3 H  227  TYR THR PHE THR ASP TYR TYR MET HIS TRP VAL GLN GLN          
SEQRES   4 H  227  ALA PRO GLY LYS GLY LEU GLU TRP MET GLY LEU VAL ASP          
SEQRES   5 H  227  PRO GLU ASP GLY GLU THR ILE TYR ALA GLU LYS PHE GLN          
SEQRES   6 H  227  GLY ARG VAL THR ILE THR ALA ASP THR SER THR ASP THR          
SEQRES   7 H  227  ALA TYR MET GLU LEU SER SER LEU ARG SER GLU ASP THR          
SEQRES   8 H  227  ALA VAL TYR TYR CYS ALA THR ASP ALA ARG GLY SER GLY          
SEQRES   9 H  227  SER TYR TYR PRO ASN HIS PHE ASP TYR TRP GLY GLN GLY          
SEQRES  10 H  227  THR LEU VAL THR VAL SER SER ALA SER THR LYS GLY PRO          
SEQRES  11 H  227  SER VAL PHE PRO LEU ALA PRO SER SER LYS SER THR SER          
SEQRES  12 H  227  GLY GLY THR ALA ALA LEU GLY CYS LEU VAL LYS ASP TYR          
SEQRES  13 H  227  PHE PRO GLU PRO VAL THR VAL SER TRP ASN SER GLY ALA          
SEQRES  14 H  227  LEU THR SER GLY VAL HIS THR PHE PRO ALA VAL LEU GLN          
SEQRES  15 H  227  SER SER GLY LEU TYR SER LEU SER SER VAL VAL THR VAL          
SEQRES  16 H  227  PRO SER SER SER LEU GLY THR GLN THR TYR ILE CYS ASN          
SEQRES  17 H  227  VAL ASN HIS LYS PRO SER ASN THR LYS VAL ASP LYS LYS          
SEQRES  18 H  227  VAL GLU PRO LYS SER CYS                                      
SEQRES   1 A  139  MET GLY SER SER HIS HIS HIS HIS HIS HIS SER SER GLY          
SEQRES   2 A  139  GLU ASN LEU TYR PHE GLN GLY SER ALA MET PRO GLY GLU          
SEQRES   3 A  139  GLU VAL LEU GLU SER SER GLN GLU ALA LEU HIS VAL THR          
SEQRES   4 A  139  GLU ARG LYS TYR LEU LYS ARG ASP TRP CYS LYS THR GLN          
SEQRES   5 A  139  PRO LEU LYS GLN THR ILE HIS GLU GLU GLY CYS ASN SER          
SEQRES   6 A  139  ARG THR ILE ILE ASN ARG PHE CYS TYR GLY GLN CYS ASN          
SEQRES   7 A  139  SER PHE TYR ILE PRO ARG HIS ILE ARG LYS GLU GLU GLY          
SEQRES   8 A  139  SER PHE GLN SER CYS SER PHE CYS LYS PRO LYS LYS PHE          
SEQRES   9 A  139  THR THR MET MET VAL THR LEU ASN CYS PRO GLU LEU GLN          
SEQRES  10 A  139  PRO PRO THR LYS LYS LYS ARG VAL THR ARG VAL LYS GLN          
SEQRES  11 A  139  CYS ARG CYS ILE SER ILE ASP LEU ASP                          
FORMUL   4  HOH   *62(H2 O)                                                     
HELIX    1 AA1 TYR L   31  ASN L   35  5                                   5    
HELIX    2 AA2 GLN L   85  VAL L   89  5                                   5    
HELIX    3 AA3 SER L  126  LYS L  131  1                                   6    
HELIX    4 AA4 LYS L  188  LYS L  193  1                                   6    
HELIX    5 AA5 GLU H   62  GLN H   65  5                                   4    
HELIX    6 AA6 THR H   74  THR H   76  5                                   3    
HELIX    7 AA7 ARG H   87  THR H   91  5                                   5    
HELIX    8 AA8 SER H  167  ALA H  169  5                                   3    
HELIX    9 AA9 SER H  198  LEU H  200  5                                   3    
HELIX   10 AB1 LYS H  212  ASN H  215  5                                   4    
SHEET    1 AA1 4 MET L   4  SER L   7  0                                        
SHEET    2 AA1 4 ALA L  19  SER L  25 -1  O  ASN L  22   N  SER L   7           
SHEET    3 AA1 4 PHE L  77  ILE L  81 -1  O  LEU L  79   N  ILE L  21           
SHEET    4 AA1 4 PHE L  68  GLY L  72 -1  N  SER L  71   O  THR L  78           
SHEET    1 AA2 6 SER L  10  VAL L  13  0                                        
SHEET    2 AA2 6 THR L 107  ILE L 111  1  O  ARG L 108   N  LEU L  11           
SHEET    3 AA2 6 ALA L  90  GLN L  96 -1  N  ALA L  90   O  LEU L 109           
SHEET    4 AA2 6 LEU L  39  GLN L  44 -1  N  TYR L  42   O  PHE L  93           
SHEET    5 AA2 6 LYS L  51  TYR L  55 -1  O  LEU L  53   N  TRP L  41           
SHEET    6 AA2 6 THR L  59  ARG L  60 -1  O  THR L  59   N  TYR L  55           
SHEET    1 AA3 4 SER L  10  VAL L  13  0                                        
SHEET    2 AA3 4 THR L 107  ILE L 111  1  O  ARG L 108   N  LEU L  11           
SHEET    3 AA3 4 ALA L  90  GLN L  96 -1  N  ALA L  90   O  LEU L 109           
SHEET    4 AA3 4 THR L 102  PHE L 103 -1  O  THR L 102   N  GLN L  96           
SHEET    1 AA4 4 SER L 119  PHE L 123  0                                        
SHEET    2 AA4 4 THR L 134  PHE L 144 -1  O  LEU L 140   N  PHE L 121           
SHEET    3 AA4 4 TYR L 178  SER L 187 -1  O  LEU L 186   N  ALA L 135           
SHEET    4 AA4 4 SER L 164  VAL L 168 -1  N  GLN L 165   O  THR L 183           
SHEET    1 AA5 4 ALA L 158  LEU L 159  0                                        
SHEET    2 AA5 4 LYS L 150  VAL L 155 -1  N  VAL L 155   O  ALA L 158           
SHEET    3 AA5 4 VAL L 196  THR L 202 -1  O  GLU L 200   N  GLN L 152           
SHEET    4 AA5 4 VAL L 210  ASN L 215 -1  O  VAL L 210   N  VAL L 201           
SHEET    1 AA6 4 GLN H   3  GLU H   6  0                                        
SHEET    2 AA6 4 VAL H  18  SER H  25 -1  O  LYS H  23   N  VAL H   5           
SHEET    3 AA6 4 THR H  78  LEU H  83 -1  O  MET H  81   N  ILE H  20           
SHEET    4 AA6 4 VAL H  68  ASP H  73 -1  N  THR H  69   O  GLU H  82           
SHEET    1 AA7 6 GLU H  10  LYS H  12  0                                        
SHEET    2 AA7 6 THR H 118  VAL H 122  1  O  THR H 121   N  LYS H  12           
SHEET    3 AA7 6 ALA H  92  THR H  98 -1  N  TYR H  94   O  THR H 118           
SHEET    4 AA7 6 MET H  34  GLN H  39 -1  N  HIS H  35   O  ALA H  97           
SHEET    5 AA7 6 GLU H  46  VAL H  51 -1  O  MET H  48   N  TRP H  36           
SHEET    6 AA7 6 THR H  58  TYR H  60 -1  O  ILE H  59   N  LEU H  50           
SHEET    1 AA8 4 GLU H  10  LYS H  12  0                                        
SHEET    2 AA8 4 THR H 118  VAL H 122  1  O  THR H 121   N  LYS H  12           
SHEET    3 AA8 4 ALA H  92  THR H  98 -1  N  TYR H  94   O  THR H 118           
SHEET    4 AA8 4 TYR H 113  TRP H 114 -1  O  TYR H 113   N  THR H  98           
SHEET    1 AA9 4 SER H 131  LEU H 135  0                                        
SHEET    2 AA9 4 THR H 146  TYR H 156 -1  O  LYS H 154   N  SER H 131           
SHEET    3 AA9 4 TYR H 187  PRO H 196 -1  O  TYR H 187   N  TYR H 156           
SHEET    4 AA9 4 VAL H 174  THR H 176 -1  N  HIS H 175   O  VAL H 192           
SHEET    1 AB1 4 SER H 131  LEU H 135  0                                        
SHEET    2 AB1 4 THR H 146  TYR H 156 -1  O  LYS H 154   N  SER H 131           
SHEET    3 AB1 4 TYR H 187  PRO H 196 -1  O  TYR H 187   N  TYR H 156           
SHEET    4 AB1 4 VAL H 180  LEU H 181 -1  N  VAL H 180   O  SER H 188           
SHEET    1 AB2 3 THR H 162  TRP H 165  0                                        
SHEET    2 AB2 3 ILE H 206  HIS H 211 -1  O  ASN H 208   N  SER H 164           
SHEET    3 AB2 3 THR H 216  LYS H 221 -1  O  VAL H 218   N  VAL H 209           
SHEET    1 AB3 3 PHE A 104  PRO A 107  0                                        
SHEET    2 AB3 3 SER A 116  LYS A 124 -1  O  PHE A 117   N  ILE A 106           
SHEET    3 AB3 3 ARG A 156  ILE A 160 -1  O  ILE A 158   N  PHE A 122           
SHEET    1 AB4 2 PHE A 128  VAL A 133  0                                        
SHEET    2 AB4 2 LYS A 147  VAL A 152 -1  O  LYS A 147   N  VAL A 133           
SSBOND   1 CYS L   23    CYS L   94                          1555   1555  2.04  
SSBOND   2 CYS L  139    CYS L  199                          1555   1555  2.03  
SSBOND   3 CYS H   22    CYS H   96                          1555   1555  2.02  
SSBOND   4 CYS H  151    CYS H  207                          1555   1555  2.03  
SSBOND   5 CYS A   73    CYS A  123                          1555   1555  2.01  
SSBOND   6 CYS A   97    CYS A  155                          1555   1555  2.03  
SSBOND   7 CYS A  101    CYS A  157                          1555   1555  2.21  
CISPEP   1 SER L    7    PRO L    8          0        -0.17                     
CISPEP   2 TYR L  145    PRO L  146          0         6.63                     
CISPEP   3 TYR H  107    PRO H  108          0        -5.43                     
CISPEP   4 PHE H  157    PRO H  158          0       -13.77                     
CISPEP   5 GLU H  159    PRO H  160          0         2.33                     
CRYST1   65.740   80.650  252.260  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      0.015211  0.000000  0.000000        0.00000                         
SCALE2      0.000000  0.012399  0.000000        0.00000                         
SCALE3      0.000000  0.000000  0.003964        0.00000