HEADER    APOPTOSIS                               26-DEC-12   4IKG              
TITLE     CRYSTAL STRUCTURE OF CELL DEATH-INDUCING DFFA-LIKE EFFECTOR C         
COMPND    MOL_ID: 1;                                                            
COMPND   2 MOLECULE: CELL DEATH ACTIVATOR CIDE-3;                               
COMPND   3 CHAIN: A;                                                            
COMPND   4 SYNONYM: CELL DEATH-INDUCING DFFA-LIKE EFFECTOR PROTEIN C, FAT-      
COMPND   5 SPECIFIC PROTEIN FSP27;                                              
COMPND   6 ENGINEERED: YES                                                      
SOURCE    MOL_ID: 1;                                                            
SOURCE   2 ORGANISM_SCIENTIFIC: MUS MUSCULUS;                                   
SOURCE   3 ORGANISM_COMMON: MOUSE;                                              
SOURCE   4 ORGANISM_TAXID: 10090;                                               
SOURCE   5 GENE: CIDEC, FSP27;                                                  
SOURCE   6 EXPRESSION_SYSTEM: ESCHERICHIA COLI;                                 
SOURCE   7 EXPRESSION_SYSTEM_TAXID: 562                                         
KEYWDS    FSP27, CELL DEATH, APOPTOSIS                                          
EXPDTA    X-RAY DIFFRACTION                                                     
AUTHOR    M.YANG,J.GAO                                                          
REVDAT   2   28-FEB-24 4IKG    1       REMARK SEQADV                            
REVDAT   1   04-JUN-14 4IKG    0                                                
JRNL        AUTH   Z.SUN,J.GONG,H.WU,W.XU,L.WU,D.XU,J.GAO,J.W.WU,H.YANG,M.YANG, 
JRNL        AUTH 2 P.LI                                                         
JRNL        TITL   PERILIPIN1 PROMOTES UNILOCULAR LIPID DROPLET FORMATION       
JRNL        TITL 2 THROUGH THE ACTIVATION OF FSP27 IN ADIPOCYTES.               
JRNL        REF    NAT COMMUN                    V.   4  1594 2013              
JRNL        REFN                   ESSN 2041-1723                               
JRNL        PMID   23481402                                                     
JRNL        DOI    10.1038/NCOMMS2581                                           
REMARK   2                                                                      
REMARK   2 RESOLUTION.    1.93 ANGSTROMS.                                       
REMARK   3                                                                      
REMARK   3 REFINEMENT.                                                          
REMARK   3   PROGRAM     : PHENIX (PHENIX.REFINE: 1.6_289)                      
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) : 1.93                           
REMARK   3   RESOLUTION RANGE LOW  (ANGSTROMS) : 26.68                          
REMARK   3   MIN(FOBS/SIGMA_FOBS)              : 1.320                          
REMARK   3   COMPLETENESS FOR RANGE        (%) : 87.6                           
REMARK   3   NUMBER OF REFLECTIONS             : 12552                          
REMARK   3                                                                      
REMARK   3  FIT TO DATA USED IN REFINEMENT.                                     
REMARK   3   R VALUE     (WORKING + TEST SET) : 0.293                           
REMARK   3   R VALUE            (WORKING SET) : 0.292                           
REMARK   3   FREE R VALUE                     : 0.306                           
REMARK   3   FREE R VALUE TEST SET SIZE   (%) : 4.740                           
REMARK   3   FREE R VALUE TEST SET COUNT      : 595                             
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 26.6826 -  3.0653    1.00     3375   198  0.2550 0.2883        
REMARK   3     2  3.0653 -  2.4336    1.00     3434   155  0.3405 0.3156        
REMARK   3     3  2.4336 -  2.1261    0.98     3355   146  0.3827 0.3814        
REMARK   3     4  2.1261 -  1.9318    0.53     1793    96  0.3691 0.3881        
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)     : 0.240            
REMARK   3   PHASE ERROR (DEGREES, MAXIMUM-LIKELIHOOD BASED) : 46.600           
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) : -7.93800                                             
REMARK   3    B22 (A**2) : -7.93800                                             
REMARK   3    B33 (A**2) : 15.87600                                             
REMARK   3    B12 (A**2) : 0.00000                                              
REMARK   3    B13 (A**2) : 0.00000                                              
REMARK   3    B23 (A**2) : 0.00000                                              
REMARK   3                                                                      
REMARK   3  TWINNING INFORMATION.                                               
REMARK   3   FRACTION: NULL                                                     
REMARK   3   OPERATOR: NULL                                                     
REMARK   3                                                                      
REMARK   3  DEVIATIONS FROM IDEAL VALUES.                                       
REMARK   3                 RMSD          COUNT                                  
REMARK   3   BOND      :  0.007            666                                  
REMARK   3   ANGLE     :  1.128            897                                  
REMARK   3   CHIRALITY :  0.083            101                                  
REMARK   3   PLANARITY :  0.003            114                                  
REMARK   3   DIHEDRAL  : 18.182            264                                  
REMARK   3                                                                      
REMARK   3  TLS DETAILS                                                         
REMARK   3   NUMBER OF TLS GROUPS  : 7                                          
REMARK   3   TLS GROUP : 1                                                      
REMARK   3    SELECTION: (CHAIN A AND RESID 41:45)                              
REMARK   3    ORIGIN FOR THE GROUP (A):  -9.3261  13.8139  -0.6235              
REMARK   3    T TENSOR                                                          
REMARK   3      T11:   0.4518 T22:   0.4597                                     
REMARK   3      T33:   0.5025 T12:   0.0415                                     
REMARK   3      T13:  -0.1459 T23:  -0.1091                                     
REMARK   3    L TENSOR                                                          
REMARK   3      L11:   3.6339 L22:   5.6531                                     
REMARK   3      L33:   0.6081 L12:   0.9074                                     
REMARK   3      L13:   0.5527 L23:   1.4742                                     
REMARK   3    S TENSOR                                                          
REMARK   3      S11:   1.0407 S12:  -0.2328 S13:  -0.3195                       
REMARK   3      S21:   0.2607 S22:  -0.5129 S23:   0.7873                       
REMARK   3      S31:   0.1307 S32:  -0.0857 S33:  -0.0287                       
REMARK   3   TLS GROUP : 2                                                      
REMARK   3    SELECTION: (CHAIN A AND RESID 46:52)                              
REMARK   3    ORIGIN FOR THE GROUP (A):  -5.7269  19.6357 -16.8318              
REMARK   3    T TENSOR                                                          
REMARK   3      T11:   0.8092 T22:   0.3514                                     
REMARK   3      T33:   0.4867 T12:  -0.0670                                     
REMARK   3      T13:  -0.3682 T23:   0.1900                                     
REMARK   3    L TENSOR                                                          
REMARK   3      L11:   0.6639 L22:   2.7556                                     
REMARK   3      L33:   8.3161 L12:  -1.1043                                     
REMARK   3      L13:   1.5281 L23:  -4.3552                                     
REMARK   3    S TENSOR                                                          
REMARK   3      S11:  -0.5217 S12:   0.6815 S13:   0.9491                       
REMARK   3      S21:  -0.9523 S22:  -0.3630 S23:   0.5682                       
REMARK   3      S31:  -0.9588 S32:   0.6208 S33:   0.6409                       
REMARK   3   TLS GROUP : 3                                                      
REMARK   3    SELECTION: (CHAIN A AND RESID 53:72)                              
REMARK   3    ORIGIN FOR THE GROUP (A): -10.1397  22.2153  -8.0259              
REMARK   3    T TENSOR                                                          
REMARK   3      T11:   0.5530 T22:   0.2460                                     
REMARK   3      T33:   0.8298 T12:   0.1033                                     
REMARK   3      T13:  -0.5550 T23:  -0.1554                                     
REMARK   3    L TENSOR                                                          
REMARK   3      L11:   9.9042 L22:   4.2839                                     
REMARK   3      L33:   9.0515 L12:   4.2687                                     
REMARK   3      L13:   2.1262 L23:   0.2757                                     
REMARK   3    S TENSOR                                                          
REMARK   3      S11:  -1.4302 S12:  -0.5850 S13:   3.0795                       
REMARK   3      S21:   0.3032 S22:  -0.4939 S23:   1.6657                       
REMARK   3      S31:  -2.0700 S32:  -0.7106 S33:   1.7477                       
REMARK   3   TLS GROUP : 4                                                      
REMARK   3    SELECTION: (CHAIN A AND RESID 73:78)                              
REMARK   3    ORIGIN FOR THE GROUP (A): -10.8821  30.2099 -13.3677              
REMARK   3    T TENSOR                                                          
REMARK   3      T11:   1.3229 T22:   0.2391                                     
REMARK   3      T33:   1.6299 T12:  -0.0036                                     
REMARK   3      T13:  -1.0477 T23:  -0.0469                                     
REMARK   3    L TENSOR                                                          
REMARK   3      L11:   0.8178 L22:   6.1331                                     
REMARK   3      L33:   0.9491 L12:  -0.0955                                     
REMARK   3      L13:  -0.0855 L23:  -2.1163                                     
REMARK   3    S TENSOR                                                          
REMARK   3      S11:   0.1732 S12:   1.0063 S13:   0.5344                       
REMARK   3      S21:  -0.9354 S22:  -0.1831 S23:  -2.2715                       
REMARK   3      S31:  -0.1126 S32:   0.3689 S33:   0.0775                       
REMARK   3   TLS GROUP : 5                                                      
REMARK   3    SELECTION: (CHAIN A AND RESID 79:91)                              
REMARK   3    ORIGIN FOR THE GROUP (A): -15.0254  15.6300 -16.2690              
REMARK   3    T TENSOR                                                          
REMARK   3      T11:   0.5761 T22:   0.3036                                     
REMARK   3      T33:   0.7893 T12:   0.1068                                     
REMARK   3      T13:  -0.3916 T23:  -0.0149                                     
REMARK   3    L TENSOR                                                          
REMARK   3      L11:   8.8161 L22:   0.4444                                     
REMARK   3      L33:   4.4993 L12:   1.1901                                     
REMARK   3      L13:  -0.7780 L23:  -0.1496                                     
REMARK   3    S TENSOR                                                          
REMARK   3      S11:  -0.5236 S12:  -0.0966 S13:   3.2443                       
REMARK   3      S21:  -0.8930 S22:   0.3528 S23:   0.1487                       
REMARK   3      S31:  -1.1323 S32:  -0.6040 S33:   0.4212                       
REMARK   3   TLS GROUP : 6                                                      
REMARK   3    SELECTION: (CHAIN A AND RESID 92:106)                             
REMARK   3    ORIGIN FOR THE GROUP (A): -13.8680  10.0897  -7.7474              
REMARK   3    T TENSOR                                                          
REMARK   3      T11:   0.3146 T22:   0.3980                                     
REMARK   3      T33:   0.4318 T12:   0.0521                                     
REMARK   3      T13:  -0.0634 T23:  -0.0866                                     
REMARK   3    L TENSOR                                                          
REMARK   3      L11:   2.4404 L22:   1.2323                                     
REMARK   3      L33:   1.4528 L12:   0.8610                                     
REMARK   3      L13:   1.3587 L23:   0.1838                                     
REMARK   3    S TENSOR                                                          
REMARK   3      S11:  -0.6403 S12:  -0.2655 S13:   0.9794                       
REMARK   3      S21:  -0.3163 S22:   0.0423 S23:   0.4307                       
REMARK   3      S31:  -0.4264 S32:  -0.2692 S33:   0.4473                       
REMARK   3   TLS GROUP : 7                                                      
REMARK   3    SELECTION: (CHAIN A AND RESID 107:118)                            
REMARK   3    ORIGIN FOR THE GROUP (A): -13.1305  18.4869 -20.4629              
REMARK   3    T TENSOR                                                          
REMARK   3      T11:   1.0368 T22:   0.1958                                     
REMARK   3      T33:   0.6624 T12:   0.0198                                     
REMARK   3      T13:  -0.4849 T23:   0.2816                                     
REMARK   3    L TENSOR                                                          
REMARK   3      L11:   2.0380 L22:   2.2388                                     
REMARK   3      L33:   5.4530 L12:  -2.6297                                     
REMARK   3      L13:   7.5672 L23:  -2.2194                                     
REMARK   3    S TENSOR                                                          
REMARK   3      S11:  -1.0297 S12:  -0.6923 S13:   2.1116                       
REMARK   3      S21:  -0.9476 S22:   0.0083 S23:  -0.0273                       
REMARK   3      S31:  -1.5073 S32:  -0.6440 S33:   0.6223                       
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 4IKG COMPLIES WITH FORMAT V. 3.30, 13-JUL-11                         
REMARK 100                                                                      
REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 08-JAN-13.                  
REMARK 100 THE DEPOSITION ID IS D_1000076864.                                   
REMARK 200                                                                      
REMARK 200 EXPERIMENTAL DETAILS                                                 
REMARK 200  EXPERIMENT TYPE                : X-RAY DIFFRACTION                  
REMARK 200  DATE OF DATA COLLECTION        : 24-NOV-09                          
REMARK 200  TEMPERATURE           (KELVIN) : 100                                
REMARK 200  PH                             : 8.5                                
REMARK 200  NUMBER OF CRYSTALS USED        : 1                                  
REMARK 200                                                                      
REMARK 200  SYNCHROTRON              (Y/N) : Y                                  
REMARK 200  RADIATION SOURCE               : SSRF                               
REMARK 200  BEAMLINE                       : BL17U                              
REMARK 200  X-RAY GENERATOR MODEL          : NULL                               
REMARK 200  MONOCHROMATIC OR LAUE    (M/L) : M                                  
REMARK 200  WAVELENGTH OR RANGE        (A) : 1.5418                             
REMARK 200  MONOCHROMATOR                  : NULL                               
REMARK 200  OPTICS                         : NULL                               
REMARK 200                                                                      
REMARK 200  DETECTOR TYPE                  : CCD                                
REMARK 200  DETECTOR MANUFACTURER          : MARMOSAIC 225 MM CCD               
REMARK 200  INTENSITY-INTEGRATION SOFTWARE : HKL-2000                           
REMARK 200  DATA SCALING SOFTWARE          : HKL-2000                           
REMARK 200                                                                      
REMARK 200  NUMBER OF UNIQUE REFLECTIONS   : 12963                              
REMARK 200  RESOLUTION RANGE HIGH      (A) : 1.932                              
REMARK 200  RESOLUTION RANGE LOW       (A) : 53.510                             
REMARK 200  REJECTION CRITERIA  (SIGMA(I)) : NULL                               
REMARK 200                                                                      
REMARK 200 OVERALL.                                                             
REMARK 200  COMPLETENESS FOR RANGE     (%) : NULL                               
REMARK 200  DATA REDUNDANCY                : NULL                               
REMARK 200  R MERGE                    (I) : NULL                               
REMARK 200  R SYM                      (I) : NULL                               
REMARK 200  <I/SIGMA(I)> FOR THE DATA SET  : NULL                               
REMARK 200                                                                      
REMARK 200 IN THE HIGHEST RESOLUTION SHELL.                                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : NULL                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE LOW  (A) : NULL                     
REMARK 200  COMPLETENESS FOR SHELL     (%) : NULL                               
REMARK 200  DATA REDUNDANCY IN SHELL       : NULL                               
REMARK 200  R MERGE FOR SHELL          (I) : NULL                               
REMARK 200  R SYM FOR SHELL            (I) : NULL                               
REMARK 200  <I/SIGMA(I)> FOR SHELL         : NULL                               
REMARK 200                                                                      
REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH                              
REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: SAD                          
REMARK 200 SOFTWARE USED: DM                                                    
REMARK 200 STARTING MODEL: NULL                                                 
REMARK 200                                                                      
REMARK 200 REMARK: NULL                                                         
REMARK 280                                                                      
REMARK 280 CRYSTAL                                                              
REMARK 280 SOLVENT CONTENT, VS   (%): 54.51                                     
REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.70                     
REMARK 280                                                                      
REMARK 280 CRYSTALLIZATION CONDITIONS: 0.2 M SODIUM ACETATE TRIHYDRATE, 0.1M    
REMARK 280  TRIS HYDROCHLORIDE PH8.5, 28% POLYETHYLENE GLYCOL 4000, VAPOR       
REMARK 280  DIFFUSION, HANGING DROP, TEMPERATURE 291K                           
REMARK 290                                                                      
REMARK 290 CRYSTALLOGRAPHIC SYMMETRY                                            
REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 65                             
REMARK 290                                                                      
REMARK 290      SYMOP   SYMMETRY                                                
REMARK 290     NNNMMM   OPERATOR                                                
REMARK 290       1555   X,Y,Z                                                   
REMARK 290       2555   -Y,X-Y,Z+2/3                                            
REMARK 290       3555   -X+Y,-X,Z+1/3                                           
REMARK 290       4555   -X,-Y,Z+1/2                                             
REMARK 290       5555   Y,-X+Y,Z+1/6                                            
REMARK 290       6555   X-Y,X,Z+5/6                                             
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 -0.500000 -0.866025  0.000000        0.00000            
REMARK 290   SMTRY2   2  0.866025 -0.500000  0.000000        0.00000            
REMARK 290   SMTRY3   2  0.000000  0.000000  1.000000       29.99267            
REMARK 290   SMTRY1   3 -0.500000  0.866025  0.000000        0.00000            
REMARK 290   SMTRY2   3 -0.866025 -0.500000  0.000000        0.00000            
REMARK 290   SMTRY3   3  0.000000  0.000000  1.000000       14.99633            
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       22.49450            
REMARK 290   SMTRY1   5  0.500000  0.866025  0.000000        0.00000            
REMARK 290   SMTRY2   5 -0.866025  0.500000  0.000000        0.00000            
REMARK 290   SMTRY3   5  0.000000  0.000000  1.000000        7.49817            
REMARK 290   SMTRY1   6  0.500000 -0.866025  0.000000        0.00000            
REMARK 290   SMTRY2   6  0.866025  0.500000  0.000000        0.00000            
REMARK 290   SMTRY3   6  0.000000  0.000000  1.000000       37.49083            
REMARK 290                                                                      
REMARK 290 REMARK: NULL                                                         
REMARK 300                                                                      
REMARK 300 BIOMOLECULE: 1                                                       
REMARK 300 SEE REMARK 350 FOR THE AUTHOR PROVIDED AND/OR PROGRAM                
REMARK 300 GENERATED ASSEMBLY INFORMATION FOR THE STRUCTURE IN                  
REMARK 300 THIS ENTRY. THE REMARK MAY ALSO PROVIDE INFORMATION ON               
REMARK 300 BURIED SURFACE AREA.                                                 
REMARK 350                                                                      
REMARK 350 COORDINATES FOR A COMPLETE MULTIMER REPRESENTING THE KNOWN           
REMARK 350 BIOLOGICALLY SIGNIFICANT OLIGOMERIZATION STATE OF THE                
REMARK 350 MOLECULE CAN BE GENERATED BY APPLYING BIOMT TRANSFORMATIONS          
REMARK 350 GIVEN BELOW.  BOTH NON-CRYSTALLOGRAPHIC AND                          
REMARK 350 CRYSTALLOGRAPHIC OPERATIONS ARE GIVEN.                               
REMARK 350                                                                      
REMARK 350 BIOMOLECULE: 1                                                       
REMARK 350 AUTHOR DETERMINED BIOLOGICAL UNIT: MONOMERIC                         
REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: MONOMERIC                  
REMARK 350 SOFTWARE USED: PISA                                                  
REMARK 350 APPLY THE FOLLOWING TO CHAINS: A                                     
REMARK 350   BIOMT1   1  1.000000  0.000000  0.000000        0.00000            
REMARK 350   BIOMT2   1  0.000000  1.000000  0.000000        0.00000            
REMARK 350   BIOMT3   1  0.000000  0.000000  1.000000        0.00000            
REMARK 465                                                                      
REMARK 465 MISSING RESIDUES                                                     
REMARK 465 THE FOLLOWING RESIDUES WERE NOT LOCATED IN THE                       
REMARK 465 EXPERIMENT. (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN               
REMARK 465 IDENTIFIER; SSSEQ=SEQUENCE NUMBER; I=INSERTION CODE.)                
REMARK 465                                                                      
REMARK 465   M RES C SSSEQI                                                     
REMARK 465     GLY A    38                                                      
REMARK 465     THR A    39                                                      
REMARK 465     PRO A    40                                                      
REMARK 500                                                                      
REMARK 500 GEOMETRY AND STEREOCHEMISTRY                                         
REMARK 500 SUBTOPIC: CLOSE CONTACTS                                             
REMARK 500                                                                      
REMARK 500 THE FOLLOWING ATOMS THAT ARE RELATED BY CRYSTALLOGRAPHIC             
REMARK 500 SYMMETRY ARE IN CLOSE CONTACT.  AN ATOM LOCATED WITHIN 0.15          
REMARK 500 ANGSTROMS OF A SYMMETRY RELATED ATOM IS ASSUMED TO BE ON A           
REMARK 500 SPECIAL POSITION AND IS, THEREFORE, LISTED IN REMARK 375             
REMARK 500 INSTEAD OF REMARK 500.  ATOMS WITH NON-BLANK ALTERNATE               
REMARK 500 LOCATION INDICATORS ARE NOT INCLUDED IN THE CALCULATIONS.            
REMARK 500                                                                      
REMARK 500 DISTANCE CUTOFF:                                                     
REMARK 500 2.2 ANGSTROMS FOR CONTACTS NOT INVOLVING HYDROGEN ATOMS              
REMARK 500 1.6 ANGSTROMS FOR CONTACTS INVOLVING HYDROGEN ATOMS                  
REMARK 500                                                                      
REMARK 500  ATM1  RES C  SSEQI   ATM2  RES C  SSEQI  SSYMOP   DISTANCE          
REMARK 500   OD2  ASP A    72     CE   LYS A   115     4565     2.12            
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
REMARK 500                                                                      
REMARK 500 GEOMETRY AND STEREOCHEMISTRY                                         
REMARK 500 SUBTOPIC: NON-CIS, NON-TRANS                                         
REMARK 500                                                                      
REMARK 500 THE FOLLOWING PEPTIDE BONDS DEVIATE SIGNIFICANTLY FROM BOTH          
REMARK 500 CIS AND TRANS CONFORMATION.  CIS BONDS, IF ANY, ARE LISTED           
REMARK 500 ON CISPEP RECORDS.  TRANS IS DEFINED AS 180 +/- 30 AND               
REMARK 500 CIS IS DEFINED AS 0 +/- 30 DEGREES.                                  
REMARK 500                                 MODEL     OMEGA                      
REMARK 500 LEU A  111     ALA A  112                  137.09                    
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
REMARK 800                                                                      
REMARK 800 SITE                                                                 
REMARK 800 SITE_IDENTIFIER: AC1                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE IOD A 202                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC2                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE IOD A 203                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC3                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE IOD A 204                 
DBREF  4IKG A   39   118  UNP    P56198   CIDEC_MOUSE     39    118             
SEQADV 4IKG GLY A   38  UNP  P56198              EXPRESSION TAG                 
SEQADV 4IKG ALA A  112  UNP  P56198    LYS   112 CONFLICT                       
SEQADV 4IKG ALA A  114  UNP  P56198    GLN   114 CONFLICT                       
SEQRES   1 A   81  GLY THR PRO ARG ALA ARG PRO CYS ARG VAL SER THR ALA          
SEQRES   2 A   81  ASP ARG LYS VAL ARG LYS GLY ILE MET ALA HIS SER LEU          
SEQRES   3 A   81  GLU ASP LEU LEU ASN LYS VAL GLN ASP ILE LEU LYS LEU          
SEQRES   4 A   81  LYS ASP LYS PRO PHE SER LEU VAL LEU GLU GLU ASP GLY          
SEQRES   5 A   81  THR ILE VAL GLU THR GLU GLU TYR PHE GLN ALA LEU ALA          
SEQRES   6 A   81  LYS ASP THR MET PHE MET VAL LEU LEU ALA GLY ALA LYS          
SEQRES   7 A   81  TRP LYS PRO                                                  
HET    IOD  A 201       1                                                       
HET    IOD  A 202       1                                                       
HET    IOD  A 203       1                                                       
HET    IOD  A 204       1                                                       
HET    IOD  A 205       1                                                       
HETNAM     IOD IODIDE ION                                                       
FORMUL   2  IOD    5(I 1-)                                                      
FORMUL   7  HOH   *28(H2 O)                                                     
HELIX    1   1 SER A   62  LEU A   74  1                                  13    
HELIX    2   2 THR A   94  LEU A  101  1                                   8    
SHEET    1   A 5 ARG A  55  MET A  59  0                                        
SHEET    2   A 5 PRO A  44  SER A  48 -1  N  VAL A  47   O  LYS A  56           
SHEET    3   A 5 MET A 106  LEU A 110  1  O  PHE A 107   N  ARG A  46           
SHEET    4   A 5 SER A  82  LEU A  85 -1  N  SER A  82   O  LEU A 110           
SHEET    5   A 5 ILE A  91  VAL A  92 -1  O  VAL A  92   N  LEU A  83           
SITE     1 AC1  3 MET A  59  HIS A  61  LYS A  69                               
SITE     1 AC2  1 MET A  59                                                     
SITE     1 AC3  1 LYS A  56                                                     
CRYST1   61.615   61.615   44.989  90.00  90.00 120.00 P 65          6          
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      0.016230  0.009370  0.000000        0.00000                         
SCALE2      0.000000  0.018741  0.000000        0.00000                         
SCALE3      0.000000  0.000000  0.022228        0.00000