HEADER    PROTEIN FIBRIL                          04-FEB-10   3LOW              
TITLE     CRYSTAL STRUCTURE OF BETA 2 MICROGLOBULIN DOMAIN-SWAPPED DIMER        
COMPND    MOL_ID: 1;                                                            
COMPND   2 MOLECULE: BETA-2-MICROGLOBULIN;                                      
COMPND   3 CHAIN: A, B;                                                         
COMPND   4 SYNONYM: BETA-2-MICROGLOBULIN FORM PI 5.3;                           
COMPND   5 ENGINEERED: YES                                                      
SOURCE    MOL_ID: 1;                                                            
SOURCE   2 ORGANISM_SCIENTIFIC: HOMO SAPIENS;                                   
SOURCE   3 ORGANISM_COMMON: HUMAN;                                              
SOURCE   4 ORGANISM_TAXID: 9606;                                                
SOURCE   5 GENE: B2M, CDABP0092, HDCMA22P;                                      
SOURCE   6 EXPRESSION_SYSTEM: ESCHERICHIA COLI;                                 
SOURCE   7 EXPRESSION_SYSTEM_TAXID: 562                                         
KEYWDS    DOMAIN-SWAP, BETA SHEET HINGE REGION, AMYLOIDOSIS, INTER-MOLECULAR    
KEYWDS   2 DISULFIDE BOND, PROTEIN FIBRIL                                       
EXPDTA    X-RAY DIFFRACTION                                                     
AUTHOR    C.LIU,D.EISENBERG                                                     
REVDAT   5   30-OCT-24 3LOW    1       REMARK SEQADV                            
REVDAT   4   17-JUL-19 3LOW    1       REMARK                                   
REVDAT   3   01-NOV-17 3LOW    1       REMARK                                   
REVDAT   2   19-SEP-12 3LOW    1       JRNL   VERSN                             
REVDAT   1   08-DEC-10 3LOW    0                                                
JRNL        AUTH   C.LIU,M.R.SAWAYA,D.EISENBERG                                 
JRNL        TITL   BETA2-MICROGLOBULIN FORMS THREE-DIMENSIONAL DOMAIN-SWAPPED   
JRNL        TITL 2 AMYLOID FIBRILS WITH DISULFIDE LINKAGES.                     
JRNL        REF    NAT.STRUCT.MOL.BIOL.          V.  18    49 2011              
JRNL        REFN                   ISSN 1545-9993                               
JRNL        PMID   21131979                                                     
JRNL        DOI    10.1038/NSMB.1948                                            
REMARK   2                                                                      
REMARK   2 RESOLUTION.    2.30 ANGSTROMS.                                       
REMARK   3                                                                      
REMARK   3 REFINEMENT.                                                          
REMARK   3   PROGRAM     : REFMAC 5.5.0072                                      
REMARK   3   AUTHORS     : MURSHUDOV,SKUBAK,LEBEDEV,PANNU,STEINER,              
REMARK   3               : NICHOLLS,WINN,LONG,VAGIN                             
REMARK   3                                                                      
REMARK   3    REFINEMENT TARGET : MAXIMUM LIKELIHOOD                            
REMARK   3                                                                      
REMARK   3  DATA USED IN REFINEMENT.                                            
REMARK   3   RESOLUTION RANGE HIGH (ANGSTROMS) : 2.30                           
REMARK   3   RESOLUTION RANGE LOW  (ANGSTROMS) : 50.00                          
REMARK   3   DATA CUTOFF            (SIGMA(F)) : 0.000                          
REMARK   3   COMPLETENESS FOR RANGE        (%) : 99.2                           
REMARK   3   NUMBER OF REFLECTIONS             : 10581                          
REMARK   3                                                                      
REMARK   3  FIT TO DATA USED IN REFINEMENT.                                     
REMARK   3   CROSS-VALIDATION METHOD          : THROUGHOUT                      
REMARK   3   FREE R VALUE TEST SET SELECTION  : RANDOM                          
REMARK   3   R VALUE     (WORKING + TEST SET) : 0.222                           
REMARK   3   R VALUE            (WORKING SET) : 0.219                           
REMARK   3   FREE R VALUE                     : 0.266                           
REMARK   3   FREE R VALUE TEST SET SIZE   (%) : 4.900                           
REMARK   3   FREE R VALUE TEST SET COUNT      : 516                             
REMARK   3                                                                      
REMARK   3  FIT IN THE HIGHEST RESOLUTION BIN.                                  
REMARK   3   TOTAL NUMBER OF BINS USED           : 20                           
REMARK   3   BIN RESOLUTION RANGE HIGH       (A) : 2.30                         
REMARK   3   BIN RESOLUTION RANGE LOW        (A) : 2.36                         
REMARK   3   REFLECTION IN BIN     (WORKING SET) : 717                          
REMARK   3   BIN COMPLETENESS (WORKING+TEST) (%) : 99.74                        
REMARK   3   BIN R VALUE           (WORKING SET) : 0.2370                       
REMARK   3   BIN FREE R VALUE SET COUNT          : 51                           
REMARK   3   BIN FREE R VALUE                    : 0.2910                       
REMARK   3                                                                      
REMARK   3  NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT.                    
REMARK   3   PROTEIN ATOMS            : 1604                                    
REMARK   3   NUCLEIC ACID ATOMS       : 0                                       
REMARK   3   HETEROGEN ATOMS          : 18                                      
REMARK   3   SOLVENT ATOMS            : 33                                      
REMARK   3                                                                      
REMARK   3  B VALUES.                                                           
REMARK   3   FROM WILSON PLOT           (A**2) : NULL                           
REMARK   3   MEAN B VALUE      (OVERALL, A**2) : 47.79                          
REMARK   3   OVERALL ANISOTROPIC B VALUE.                                       
REMARK   3    B11 (A**2) : 0.00000                                              
REMARK   3    B22 (A**2) : -3.39000                                             
REMARK   3    B33 (A**2) : 3.24000                                              
REMARK   3    B12 (A**2) : 0.00000                                              
REMARK   3    B13 (A**2) : -0.56000                                             
REMARK   3    B23 (A**2) : 0.00000                                              
REMARK   3                                                                      
REMARK   3  ESTIMATED OVERALL COORDINATE ERROR.                                 
REMARK   3   ESU BASED ON R VALUE                            (A): 0.357         
REMARK   3   ESU BASED ON FREE R VALUE                       (A): 0.253         
REMARK   3   ESU BASED ON MAXIMUM LIKELIHOOD                 (A): 0.177         
REMARK   3   ESU FOR B VALUES BASED ON MAXIMUM LIKELIHOOD (A**2): 15.449        
REMARK   3                                                                      
REMARK   3 CORRELATION COEFFICIENTS.                                            
REMARK   3   CORRELATION COEFFICIENT FO-FC      : 0.941                         
REMARK   3   CORRELATION COEFFICIENT FO-FC FREE : 0.913                         
REMARK   3                                                                      
REMARK   3  RMS DEVIATIONS FROM IDEAL VALUES        COUNT    RMS    WEIGHT      
REMARK   3   BOND LENGTHS REFINED ATOMS        (A):  1667 ; 0.016 ; 0.022       
REMARK   3   BOND LENGTHS OTHERS               (A):  1127 ; 0.003 ; 0.020       
REMARK   3   BOND ANGLES REFINED ATOMS   (DEGREES):  2261 ; 1.595 ; 1.945       
REMARK   3   BOND ANGLES OTHERS          (DEGREES):  2739 ; 0.903 ; 3.000       
REMARK   3   TORSION ANGLES, PERIOD 1    (DEGREES):   196 ; 7.315 ; 5.000       
REMARK   3   TORSION ANGLES, PERIOD 2    (DEGREES):    79 ;35.963 ;23.797       
REMARK   3   TORSION ANGLES, PERIOD 3    (DEGREES):   270 ;20.163 ;15.000       
REMARK   3   TORSION ANGLES, PERIOD 4    (DEGREES):     8 ;22.994 ;15.000       
REMARK   3   CHIRAL-CENTER RESTRAINTS       (A**3):   240 ; 0.115 ; 0.200       
REMARK   3   GENERAL PLANES REFINED ATOMS      (A):  1829 ; 0.007 ; 0.021       
REMARK   3   GENERAL PLANES OTHERS             (A):   347 ; 0.001 ; 0.020       
REMARK   3   NON-BONDED CONTACTS REFINED ATOMS (A):  NULL ;  NULL ;  NULL       
REMARK   3   NON-BONDED CONTACTS OTHERS        (A):  NULL ;  NULL ;  NULL       
REMARK   3   NON-BONDED TORSION REFINED ATOMS  (A):  NULL ;  NULL ;  NULL       
REMARK   3   NON-BONDED TORSION OTHERS         (A):  NULL ;  NULL ;  NULL       
REMARK   3   H-BOND (X...Y) REFINED ATOMS      (A):  NULL ;  NULL ;  NULL       
REMARK   3   H-BOND (X...Y) OTHERS             (A):  NULL ;  NULL ;  NULL       
REMARK   3   POTENTIAL METAL-ION REFINED ATOMS (A):  NULL ;  NULL ;  NULL       
REMARK   3   POTENTIAL METAL-ION OTHERS        (A):  NULL ;  NULL ;  NULL       
REMARK   3   SYMMETRY VDW REFINED ATOMS        (A):  NULL ;  NULL ;  NULL       
REMARK   3   SYMMETRY VDW OTHERS               (A):  NULL ;  NULL ;  NULL       
REMARK   3   SYMMETRY H-BOND REFINED ATOMS     (A):  NULL ;  NULL ;  NULL       
REMARK   3   SYMMETRY H-BOND OTHERS            (A):  NULL ;  NULL ;  NULL       
REMARK   3   SYMMETRY METAL-ION REFINED ATOMS  (A):  NULL ;  NULL ;  NULL       
REMARK   3   SYMMETRY METAL-ION OTHERS         (A):  NULL ;  NULL ;  NULL       
REMARK   3                                                                      
REMARK   3  ISOTROPIC THERMAL FACTOR RESTRAINTS.     COUNT   RMS    WEIGHT      
REMARK   3   MAIN-CHAIN BOND REFINED ATOMS  (A**2):   994 ; 0.915 ; 1.500       
REMARK   3   MAIN-CHAIN BOND OTHER ATOMS    (A**2):   390 ; 0.159 ; 1.500       
REMARK   3   MAIN-CHAIN ANGLE REFINED ATOMS (A**2):  1612 ; 1.750 ; 2.000       
REMARK   3   MAIN-CHAIN ANGLE OTHER ATOMS   (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   SIDE-CHAIN BOND REFINED ATOMS  (A**2):   673 ; 2.363 ; 3.000       
REMARK   3   SIDE-CHAIN BOND OTHER ATOMS    (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   SIDE-CHAIN ANGLE REFINED ATOMS (A**2):   649 ; 3.832 ; 4.500       
REMARK   3   SIDE-CHAIN ANGLE OTHER ATOMS   (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   LONG RANGE B REFINED ATOMS     (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   LONG RANGE B OTHER ATOMS       (A**2):  NULL ;  NULL ;  NULL       
REMARK   3                                                                      
REMARK   3 ANISOTROPIC THERMAL FACTOR RESTRAINTS.    COUNT   RMS   WEIGHT       
REMARK   3   RIGID-BOND RESTRAINTS          (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   SPHERICITY; FREE ATOMS         (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   SPHERICITY; BONDED ATOMS       (A**2):  NULL ;  NULL ;  NULL       
REMARK   3                                                                      
REMARK   3  NCS RESTRAINTS STATISTICS                                           
REMARK   3   NUMBER OF DIFFERENT NCS GROUPS : NULL                              
REMARK   3                                                                      
REMARK   3  TLS DETAILS                                                         
REMARK   3   NUMBER OF TLS GROUPS  : 2                                          
REMARK   3                                                                      
REMARK   3   TLS GROUP : 1                                                      
REMARK   3    NUMBER OF COMPONENTS GROUP : 1                                    
REMARK   3    COMPONENTS        C SSSEQI   TO  C SSSEQI                         
REMARK   3    RESIDUE RANGE :   A     0        A    97                          
REMARK   3    ORIGIN FOR THE GROUP (A):  11.2843 -18.6083  19.3038              
REMARK   3    T TENSOR                                                          
REMARK   3      T11:   0.1766 T22:   0.1478                                     
REMARK   3      T33:   0.0574 T12:  -0.0823                                     
REMARK   3      T13:  -0.0222 T23:   0.0340                                     
REMARK   3    L TENSOR                                                          
REMARK   3      L11:   2.6739 L22:   0.8557                                     
REMARK   3      L33:   0.3185 L12:   0.7662                                     
REMARK   3      L13:   0.1307 L23:   0.0625                                     
REMARK   3    S TENSOR                                                          
REMARK   3      S11:  -0.2897 S12:   0.6011 S13:   0.1934                       
REMARK   3      S21:  -0.2326 S22:   0.2516 S23:   0.0427                       
REMARK   3      S31:  -0.0853 S32:   0.0287 S33:   0.0380                       
REMARK   3                                                                      
REMARK   3   TLS GROUP : 2                                                      
REMARK   3    NUMBER OF COMPONENTS GROUP : 1                                    
REMARK   3    COMPONENTS        C SSSEQI   TO  C SSSEQI                         
REMARK   3    RESIDUE RANGE :   B     0        B    97                          
REMARK   3    ORIGIN FOR THE GROUP (A):   9.4564 -23.2926  19.1224              
REMARK   3    T TENSOR                                                          
REMARK   3      T11:   0.1846 T22:   0.1362                                     
REMARK   3      T33:   0.0460 T12:  -0.0929                                     
REMARK   3      T13:   0.0146 T23:  -0.0267                                     
REMARK   3    L TENSOR                                                          
REMARK   3      L11:   2.9835 L22:   0.9251                                     
REMARK   3      L33:   0.3912 L12:   0.8646                                     
REMARK   3      L13:  -0.1683 L23:  -0.0520                                     
REMARK   3    S TENSOR                                                          
REMARK   3      S11:  -0.3225 S12:   0.5950 S13:  -0.1782                       
REMARK   3      S21:  -0.2667 S22:   0.2728 S23:   0.0249                       
REMARK   3      S31:   0.0783 S32:  -0.0390 S33:   0.0497                       
REMARK   3                                                                      
REMARK   3  BULK SOLVENT MODELLING.                                             
REMARK   3   METHOD USED : MASK                                                 
REMARK   3   PARAMETERS FOR MASK CALCULATION                                    
REMARK   3   VDW PROBE RADIUS   : 1.40                                          
REMARK   3   ION PROBE RADIUS   : 0.80                                          
REMARK   3   SHRINKAGE RADIUS   : 0.80                                          
REMARK   3                                                                      
REMARK   3  OTHER REFINEMENT REMARKS: HYDROGENS HAVE BEEN ADDED IN THE RIDING   
REMARK   3  POSITIONS. U VALUES RESIDUAL ONLY                                   
REMARK   4                                                                      
REMARK   4 3LOW COMPLIES WITH FORMAT V. 3.30, 13-JUL-11                         
REMARK 100                                                                      
REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 16-FEB-10.                  
REMARK 100 THE DEPOSITION ID IS D_1000057546.                                   
REMARK 200                                                                      
REMARK 200 EXPERIMENTAL DETAILS                                                 
REMARK 200  EXPERIMENT TYPE                : X-RAY DIFFRACTION                  
REMARK 200  DATE OF DATA COLLECTION        : NULL                               
REMARK 200  TEMPERATURE           (KELVIN) : NULL                               
REMARK 200  PH                             : NULL                               
REMARK 200  NUMBER OF CRYSTALS USED        : 1                                  
REMARK 200                                                                      
REMARK 200  SYNCHROTRON              (Y/N) : Y                                  
REMARK 200  RADIATION SOURCE               : APS                                
REMARK 200  BEAMLINE                       : 24-ID-C                            
REMARK 200  X-RAY GENERATOR MODEL          : NULL                               
REMARK 200  MONOCHROMATIC OR LAUE    (M/L) : M                                  
REMARK 200  WAVELENGTH OR RANGE        (A) : 0.97166                            
REMARK 200  MONOCHROMATOR                  : NULL                               
REMARK 200  OPTICS                         : NULL                               
REMARK 200                                                                      
REMARK 200  DETECTOR TYPE                  : NULL                               
REMARK 200  DETECTOR MANUFACTURER          : NULL                               
REMARK 200  INTENSITY-INTEGRATION SOFTWARE : DENZO                              
REMARK 200  DATA SCALING SOFTWARE          : SCALEPACK                          
REMARK 200                                                                      
REMARK 200  NUMBER OF UNIQUE REFLECTIONS   : 12176                              
REMARK 200  RESOLUTION RANGE HIGH      (A) : 2.190                              
REMARK 200  RESOLUTION RANGE LOW       (A) : 67.140                             
REMARK 200  REJECTION CRITERIA  (SIGMA(I)) : NULL                               
REMARK 200                                                                      
REMARK 200 OVERALL.                                                             
REMARK 200  COMPLETENESS FOR RANGE     (%) : 99.3                               
REMARK 200  DATA REDUNDANCY                : 3.600                              
REMARK 200  R MERGE                    (I) : 0.05700                            
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) : 2.19                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE LOW  (A) : 2.23                     
REMARK 200  COMPLETENESS FOR SHELL     (%) : 99.1                               
REMARK 200  DATA REDUNDANCY IN SHELL       : 3.40                               
REMARK 200  R MERGE FOR SHELL          (I) : 0.20500                            
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: CNS                                                   
REMARK 200 STARTING MODEL: NULL                                                 
REMARK 200                                                                      
REMARK 200 REMARK: NULL                                                         
REMARK 280                                                                      
REMARK 280 CRYSTAL                                                              
REMARK 280 SOLVENT CONTENT, VS   (%): 50.01                                     
REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.46                     
REMARK 280                                                                      
REMARK 280 CRYSTALLIZATION CONDITIONS: NULL                                     
REMARK 290                                                                      
REMARK 290 CRYSTALLOGRAPHIC SYMMETRY                                            
REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 1 21 1                         
REMARK 290                                                                      
REMARK 290      SYMOP   SYMMETRY                                                
REMARK 290     NNNMMM   OPERATOR                                                
REMARK 290       1555   X,Y,Z                                                   
REMARK 290       2555   -X,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       14.58100            
REMARK 290   SMTRY3   2  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: DIMERIC                           
REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: DIMERIC                    
REMARK 350 SOFTWARE USED: PISA                                                  
REMARK 350 TOTAL BURIED SURFACE AREA: 9510 ANGSTROM**2                          
REMARK 350 SURFACE AREA OF THE COMPLEX: 12530 ANGSTROM**2                       
REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -56.0 KCAL/MOL                        
REMARK 350 APPLY THE FOLLOWING TO CHAINS: A, B                                  
REMARK 350   BIOMT1   1  1.000000  0.000000  0.000000        0.00000            
REMARK 350   BIOMT2   1  0.000000  1.000000  0.000000        0.00000            
REMARK 350   BIOMT3   1  0.000000  0.000000  1.000000        0.00000            
REMARK 465                                                                      
REMARK 465 MISSING RESIDUES                                                     
REMARK 465 THE FOLLOWING RESIDUES WERE NOT LOCATED IN THE                       
REMARK 465 EXPERIMENT. (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN               
REMARK 465 IDENTIFIER; SSSEQ=SEQUENCE NUMBER; I=INSERTION CODE.)                
REMARK 465                                                                      
REMARK 465   M RES C SSSEQI                                                     
REMARK 465     ASP B    98                                                      
REMARK 465     MET B    99                                                      
REMARK 470                                                                      
REMARK 470 MISSING ATOM                                                         
REMARK 470 THE FOLLOWING RESIDUES HAVE MISSING ATOMS (M=MODEL NUMBER;           
REMARK 470 RES=RESIDUE NAME; C=CHAIN IDENTIFIER; SSEQ=SEQUENCE NUMBER;          
REMARK 470 I=INSERTION CODE):                                                   
REMARK 470   M RES CSSEQI  ATOMS                                                
REMARK 470     LYS A   6    CG   CD   CE   NZ                                   
REMARK 470     ARG A  12    CG   CD   NE   CZ   NH1  NH2                        
REMARK 470     GLU A  16    CG   CD   OE1  OE2                                  
REMARK 470     PHE A  22    CG   CD1  CD2  CE1  CE2  CZ                         
REMARK 470     GLU A  50    CG   CD   OE1  OE2                                  
REMARK 470     ARG A  97    CG   CD   NE   CZ   NH1  NH2                        
REMARK 470     ASP A  98    CG   OD1  OD2                                       
REMARK 470     GLU B  16    CG   CD   OE1  OE2                                  
REMARK 470     LYS B  19    CG   CD   CE   NZ                                   
REMARK 470     GLU B  50    CG   CD   OE1  OE2                                  
REMARK 470     GLU B  69    CG   CD   OE1  OE2                                  
REMARK 470     GLU B  77    CG   CD   OE1  OE2                                  
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   O    HOH B   111     O    HOH B   115     2556     2.19            
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    ASN A  17      118.25    -33.51                                   
REMARK 500    SER A  52       85.52   -157.91                                   
REMARK 500    TRP A  60       83.13   -161.42                                   
REMARK 500    TRP B  60       82.99   -168.21                                   
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 GOL A 3968                
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC2                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE GOL B 3968                
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC3                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE GOL B 100                 
REMARK 900                                                                      
REMARK 900 RELATED ENTRIES                                                      
REMARK 900 RELATED ID: 3LOZ   RELATED DB: PDB                                   
DBREF  3LOW A    1    99  UNP    P61769   B2MG_HUMAN      21    119             
DBREF  3LOW B    1    99  UNP    P61769   B2MG_HUMAN      21    119             
SEQADV 3LOW MET A    0  UNP  P61769              INITIATING METHIONINE          
SEQADV 3LOW MET B    0  UNP  P61769              INITIATING METHIONINE          
SEQRES   1 A  100  MET ILE GLN ARG THR PRO LYS ILE GLN VAL TYR SER ARG          
SEQRES   2 A  100  HIS PRO ALA GLU ASN GLY LYS SER ASN PHE LEU ASN CYS          
SEQRES   3 A  100  TYR VAL SER GLY PHE HIS PRO SER ASP ILE GLU VAL ASP          
SEQRES   4 A  100  LEU LEU LYS ASN GLY GLU ARG ILE GLU LYS VAL GLU HIS          
SEQRES   5 A  100  SER ASP LEU SER PHE SER LYS ASP TRP SER PHE TYR LEU          
SEQRES   6 A  100  LEU TYR TYR THR GLU PHE THR PRO THR GLU LYS ASP GLU          
SEQRES   7 A  100  TYR ALA CYS ARG VAL ASN HIS VAL THR LEU SER GLN PRO          
SEQRES   8 A  100  LYS ILE VAL LYS TRP ASP ARG ASP MET                          
SEQRES   1 B  100  MET ILE GLN ARG THR PRO LYS ILE GLN VAL TYR SER ARG          
SEQRES   2 B  100  HIS PRO ALA GLU ASN GLY LYS SER ASN PHE LEU ASN CYS          
SEQRES   3 B  100  TYR VAL SER GLY PHE HIS PRO SER ASP ILE GLU VAL ASP          
SEQRES   4 B  100  LEU LEU LYS ASN GLY GLU ARG ILE GLU LYS VAL GLU HIS          
SEQRES   5 B  100  SER ASP LEU SER PHE SER LYS ASP TRP SER PHE TYR LEU          
SEQRES   6 B  100  LEU TYR TYR THR GLU PHE THR PRO THR GLU LYS ASP GLU          
SEQRES   7 B  100  TYR ALA CYS ARG VAL ASN HIS VAL THR LEU SER GLN PRO          
SEQRES   8 B  100  LYS ILE VAL LYS TRP ASP ARG ASP MET                          
HET    GOL  A3968       6                                                       
HET    GOL  B3968       6                                                       
HET    GOL  B 100       6                                                       
HETNAM     GOL GLYCEROL                                                         
HETSYN     GOL GLYCERIN; PROPANE-1,2,3-TRIOL                                    
FORMUL   3  GOL    3(C3 H8 O3)                                                  
FORMUL   6  HOH   *33(H2 O)                                                     
SHEET    1   A 6 LYS A   6  SER A  11  0                                        
SHEET    2   A 6 ASN A  21  PHE A  30 -1  O  TYR A  26   N  GLN A   8           
SHEET    3   A 6 HIS B  51  PHE B  70 -1  O  THR B  68   N  LEU A  23           
SHEET    4   A 6 HIS A  51  PHE A  70 -1  N  LEU A  65   O  ASP B  53           
SHEET    5   A 6 ASN B  21  PHE B  30 -1  O  VAL B  27   N  LEU A  64           
SHEET    6   A 6 LYS B   6  SER B  11 -1  N  GLN B   8   O  TYR B  26           
SHEET    1   B 4 GLU A  44  ILE A  46  0                                        
SHEET    2   B 4 GLU A  36  LYS A  41 -1  N  LYS A  41   O  GLU A  44           
SHEET    3   B 4 TYR B  78  ASN B  83 -1  O  ARG B  81   N  ASP A  38           
SHEET    4   B 4 LYS B  91  LYS B  94 -1  O  VAL B  93   N  CYS B  80           
SHEET    1   C 4 LYS A  91  LYS A  94  0                                        
SHEET    2   C 4 TYR A  78  ASN A  83 -1  N  CYS A  80   O  VAL A  93           
SHEET    3   C 4 GLU B  36  LYS B  41 -1  O  LEU B  40   N  ALA A  79           
SHEET    4   C 4 GLU B  44  ARG B  45 -1  O  GLU B  44   N  LYS B  41           
SSBOND   1 CYS A   25    CYS B   80                          1555   1555  1.99  
SSBOND   2 CYS A   80    CYS B   25                          1555   1555  2.01  
CISPEP   1 HIS A   31    PRO A   32          0         3.58                     
CISPEP   2 HIS B   31    PRO B   32          0         0.63                     
SITE     1 AC1  1 ASN A  83                                                     
SITE     1 AC2  2 ASN B  83  HIS B  84                                          
SITE     1 AC3  5 LYS A  41  GLU A  44  ARG A  45  GLU B  44                    
SITE     2 AC3  5 ARG B  45                                                     
CRYST1   59.721   29.162   67.715  90.00  97.49  90.00 P 1 21 1      4          
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      0.016745  0.000000  0.002202        0.00000                         
SCALE2      0.000000  0.034291  0.000000        0.00000                         
SCALE3      0.000000  0.000000  0.014895        0.00000