HEADER    OXYGEN TRANSPORT                        17-JUL-23   8PUQ              
TITLE     METHEMOGLOBIN STRUCTURE FROM SERIAL SYNCHROTRON CRYSTALLOGRAPHY WITH  
TITLE    2 FIXED TARGET                                                         
COMPND    MOL_ID: 1;                                                            
COMPND   2 MOLECULE: HEMOGLOBIN SUBUNIT ALPHA;                                  
COMPND   3 CHAIN: A;                                                            
COMPND   4 SYNONYM: ALPHA-GLOBIN,HEMOGLOBIN ALPHA CHAIN;                        
COMPND   5 MOL_ID: 2;                                                           
COMPND   6 MOLECULE: HEMOGLOBIN SUBUNIT BETA;                                   
COMPND   7 CHAIN: B;                                                            
COMPND   8 SYNONYM: BETA-GLOBIN,HEMOGLOBIN BETA CHAIN                           
SOURCE    MOL_ID: 1;                                                            
SOURCE   2 ORGANISM_SCIENTIFIC: EQUUS CABALLUS;                                 
SOURCE   3 ORGANISM_COMMON: HORSE;                                              
SOURCE   4 ORGANISM_TAXID: 9796;                                                
SOURCE   5 MOL_ID: 2;                                                           
SOURCE   6 ORGANISM_SCIENTIFIC: EQUUS CABALLUS;                                 
SOURCE   7 ORGANISM_COMMON: HORSE;                                              
SOURCE   8 ORGANISM_TAXID: 9796                                                 
KEYWDS    HORSE HEMOGLOBIN, SSX, FIXED TARGET, OXYGEN TRANSPORT                 
EXPDTA    X-RAY DIFFRACTION                                                     
AUTHOR    M.BJELCIC,K.SIGFRIDSSON CLAUSS,O.AURELIUS,M.MILAS,J.NAN,T.URSBY       
REVDAT   3   08-NOV-23 8PUQ    1       JRNL                                     
REVDAT   2   01-NOV-23 8PUQ    1       JRNL                                     
REVDAT   1   18-OCT-23 8PUQ    0                                                
JRNL        AUTH   M.BJELCIC,K.G.V.SIGFRIDSSON CLAUSS,O.AURELIUS,M.MILAS,J.NAN, 
JRNL        AUTH 2 T.URSBY                                                      
JRNL        TITL   ANAEROBIC FIXED-TARGET SERIAL CRYSTALLOGRAPHY USING          
JRNL        TITL 2 SANDWICHED SILICON NITRIDE MEMBRANES.                        
JRNL        REF    ACTA CRYSTALLOGR D STRUCT     V.  79  1018 2023              
JRNL        REF  2 BIOL                                                         
JRNL        REFN                   ISSN 2059-7983                               
JRNL        PMID   37860963                                                     
JRNL        DOI    10.1107/S205979832300880X                                    
REMARK   2                                                                      
REMARK   2 RESOLUTION.    1.95 ANGSTROMS.                                       
REMARK   3                                                                      
REMARK   3 REFINEMENT.                                                          
REMARK   3   PROGRAM     : REFMAC 5.8.0415                                      
REMARK   3   AUTHORS     : MURSHUDOV,SKUBAK,LEBEDEV,PANNU,STEINER,              
REMARK   3               : NICHOLLS,WINN,LONG,VAGIN                             
REMARK   3                                                                      
REMARK   3    REFINEMENT TARGET : NULL                                          
REMARK   3                                                                      
REMARK   3  DATA USED IN REFINEMENT.                                            
REMARK   3   RESOLUTION RANGE HIGH (ANGSTROMS) : 1.95                           
REMARK   3   RESOLUTION RANGE LOW  (ANGSTROMS) : 53.55                          
REMARK   3   DATA CUTOFF            (SIGMA(F)) : NULL                           
REMARK   3   COMPLETENESS FOR RANGE        (%) : 100.0                          
REMARK   3   NUMBER OF REFLECTIONS             : 25258                          
REMARK   3                                                                      
REMARK   3  FIT TO DATA USED IN REFINEMENT.                                     
REMARK   3   CROSS-VALIDATION METHOD          : FREE R-VALUE                    
REMARK   3   FREE R VALUE TEST SET SELECTION  : NULL                            
REMARK   3   R VALUE     (WORKING + TEST SET) : NULL                            
REMARK   3   R VALUE            (WORKING SET) : 0.125                           
REMARK   3   FREE R VALUE                     : 0.174                           
REMARK   3   FREE R VALUE TEST SET SIZE   (%) : 4.795                           
REMARK   3   FREE R VALUE TEST SET COUNT      : 1211                            
REMARK   3                                                                      
REMARK   3  FIT IN THE HIGHEST RESOLUTION BIN.                                  
REMARK   3   TOTAL NUMBER OF BINS USED           : NULL                         
REMARK   3   BIN RESOLUTION RANGE HIGH       (A) : 1.95                         
REMARK   3   BIN RESOLUTION RANGE LOW        (A) : 2.00                         
REMARK   3   REFLECTION IN BIN     (WORKING SET) : 1764                         
REMARK   3   BIN COMPLETENESS (WORKING+TEST) (%) : 100.0                        
REMARK   3   BIN R VALUE           (WORKING SET) : 0.2690                       
REMARK   3   BIN FREE R VALUE SET COUNT          : 76                           
REMARK   3   BIN FREE R VALUE                    : 0.2870                       
REMARK   3                                                                      
REMARK   3  NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT.                    
REMARK   3   PROTEIN ATOMS            : 2180                                    
REMARK   3   NUCLEIC ACID ATOMS       : 0                                       
REMARK   3   HETEROGEN ATOMS          : 86                                      
REMARK   3   SOLVENT ATOMS            : 93                                      
REMARK   3                                                                      
REMARK   3  B VALUES.                                                           
REMARK   3   FROM WILSON PLOT           (A**2) : NULL                           
REMARK   3   MEAN B VALUE      (OVERALL, A**2) : 63.64                          
REMARK   3   OVERALL ANISOTROPIC B VALUE.                                       
REMARK   3    B11 (A**2) : 0.39800                                              
REMARK   3    B22 (A**2) : -2.05400                                             
REMARK   3    B33 (A**2) : 0.15700                                              
REMARK   3    B12 (A**2) : 0.00000                                              
REMARK   3    B13 (A**2) : 1.89000                                              
REMARK   3    B23 (A**2) : 0.00000                                              
REMARK   3                                                                      
REMARK   3  ESTIMATED OVERALL COORDINATE ERROR.                                 
REMARK   3   ESU BASED ON R VALUE                            (A): 0.100         
REMARK   3   ESU BASED ON FREE R VALUE                       (A): 0.109         
REMARK   3   ESU BASED ON MAXIMUM LIKELIHOOD                 (A): 0.097         
REMARK   3   ESU FOR B VALUES BASED ON MAXIMUM LIKELIHOOD (A**2): 7.710         
REMARK   3                                                                      
REMARK   3 CORRELATION COEFFICIENTS.                                            
REMARK   3   CORRELATION COEFFICIENT FO-FC      : 0.988                         
REMARK   3   CORRELATION COEFFICIENT FO-FC FREE : 0.975                         
REMARK   3                                                                      
REMARK   3  RMS DEVIATIONS FROM IDEAL VALUES        COUNT    RMS    WEIGHT      
REMARK   3   BOND LENGTHS REFINED ATOMS        (A):  2359 ; 0.015 ; 0.012       
REMARK   3   BOND LENGTHS OTHERS               (A):  2190 ; 0.003 ; 0.016       
REMARK   3   BOND ANGLES REFINED ATOMS   (DEGREES):  3229 ; 2.037 ; 1.718       
REMARK   3   BOND ANGLES OTHERS          (DEGREES):  5033 ; 0.843 ; 1.628       
REMARK   3   TORSION ANGLES, PERIOD 1    (DEGREES):   287 ; 5.878 ; 5.000       
REMARK   3   TORSION ANGLES, PERIOD 2    (DEGREES):     7 ;12.253 ; 5.000       
REMARK   3   TORSION ANGLES, PERIOD 3    (DEGREES):   360 ;15.414 ;10.000       
REMARK   3   TORSION ANGLES, PERIOD 4    (DEGREES):  NULL ;  NULL ;  NULL       
REMARK   3   CHIRAL-CENTER RESTRAINTS       (A**3):   344 ; 0.106 ; 0.200       
REMARK   3   GENERAL PLANES REFINED ATOMS      (A):  2756 ; 0.013 ; 0.020       
REMARK   3   GENERAL PLANES OTHERS             (A):   544 ; 0.007 ; 0.020       
REMARK   3   NON-BONDED CONTACTS REFINED ATOMS (A):   470 ; 0.208 ; 0.200       
REMARK   3   NON-BONDED CONTACTS OTHERS        (A):    36 ; 0.104 ; 0.200       
REMARK   3   NON-BONDED TORSION REFINED ATOMS  (A):  1161 ; 0.168 ; 0.200       
REMARK   3   NON-BONDED TORSION OTHERS         (A):  NULL ;  NULL ;  NULL       
REMARK   3   H-BOND (X...Y) REFINED ATOMS      (A):    74 ; 0.153 ; 0.200       
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):  1145 ; 4.373 ; 5.007       
REMARK   3   MAIN-CHAIN BOND OTHER ATOMS    (A**2):  1145 ; 4.356 ; 5.007       
REMARK   3   MAIN-CHAIN ANGLE REFINED ATOMS (A**2):  1430 ; 5.156 ; 8.990       
REMARK   3   MAIN-CHAIN ANGLE OTHER ATOMS   (A**2):  1431 ; 5.154 ; 8.995       
REMARK   3   SIDE-CHAIN BOND REFINED ATOMS  (A**2):  1214 ; 6.950 ; 5.676       
REMARK   3   SIDE-CHAIN BOND OTHER ATOMS    (A**2):  1212 ; 6.930 ; 5.672       
REMARK   3   SIDE-CHAIN ANGLE REFINED ATOMS (A**2):  1798 ; 9.654 ;10.091       
REMARK   3   SIDE-CHAIN ANGLE OTHER ATOMS   (A**2):  1798 ; 9.661 ;10.090       
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     2        A   201                          
REMARK   3    ORIGIN FOR THE GROUP (A): -20.7500   6.7501  13.9984              
REMARK   3    T TENSOR                                                          
REMARK   3      T11:   0.0377 T22:   0.0521                                     
REMARK   3      T33:   0.0330 T12:   0.0201                                     
REMARK   3      T13:  -0.0061 T23:  -0.0291                                     
REMARK   3    L TENSOR                                                          
REMARK   3      L11:   3.1619 L22:   2.1177                                     
REMARK   3      L33:   3.5022 L12:   0.3994                                     
REMARK   3      L13:  -2.1263 L23:   0.1687                                     
REMARK   3    S TENSOR                                                          
REMARK   3      S11:  -0.0657 S12:   0.1894 S13:  -0.2485                       
REMARK   3      S21:  -0.1025 S22:   0.0368 S23:  -0.1365                       
REMARK   3      S31:   0.2446 S32:   0.1455 S33:   0.0289                       
REMARK   3                                                                      
REMARK   3   TLS GROUP : 2                                                      
REMARK   3    NUMBER OF COMPONENTS GROUP : 0                                    
REMARK   3    COMPONENTS        C SSSEQI   TO  C SSSEQI                         
REMARK   3    ORIGIN FOR THE GROUP (A): -25.3925  24.2900  30.2225              
REMARK   3    T TENSOR                                                          
REMARK   3      T11:   0.0412 T22:   0.0256                                     
REMARK   3      T33:   0.0374 T12:  -0.0200                                     
REMARK   3      T13:   0.0005 T23:  -0.0220                                     
REMARK   3    L TENSOR                                                          
REMARK   3      L11:   2.5271 L22:   2.5335                                     
REMARK   3      L33:   3.3403 L12:  -0.5323                                     
REMARK   3      L13:   0.6406 L23:   0.1179                                     
REMARK   3    S TENSOR                                                          
REMARK   3      S11:  -0.0177 S12:  -0.1817 S13:   0.2742                       
REMARK   3      S21:   0.0839 S22:   0.0194 S23:  -0.1828                       
REMARK   3      S31:  -0.3430 S32:   0.1437 S33:  -0.0017                       
REMARK   3                                                                      
REMARK   3  BULK SOLVENT MODELLING.                                             
REMARK   3   METHOD USED : MASK BULK SOLVENT                                    
REMARK   3   PARAMETERS FOR MASK CALCULATION                                    
REMARK   3   VDW PROBE RADIUS   : 1.20                                          
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 THEIR        
REMARK   3  RIDING POSITIONS                                                    
REMARK   4                                                                      
REMARK   4 8PUQ COMPLIES WITH FORMAT V. 3.30, 13-JUL-11                         
REMARK 100                                                                      
REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBE ON 17-JUL-23.                  
REMARK 100 THE DEPOSITION ID IS D_1292125874.                                   
REMARK 200                                                                      
REMARK 200 EXPERIMENTAL DETAILS                                                 
REMARK 200  EXPERIMENT TYPE                : X-RAY DIFFRACTION                  
REMARK 200  DATE OF DATA COLLECTION        : 30-MAY-21                          
REMARK 200  TEMPERATURE           (KELVIN) : 293.15                             
REMARK 200  PH                             : 7.5                                
REMARK 200  NUMBER OF CRYSTALS USED        : 1                                  
REMARK 200                                                                      
REMARK 200  SYNCHROTRON              (Y/N) : Y                                  
REMARK 200  RADIATION SOURCE               : MAX IV                             
REMARK 200  BEAMLINE                       : BIOMAX                             
REMARK 200  X-RAY GENERATOR MODEL          : NULL                               
REMARK 200  MONOCHROMATIC OR LAUE    (M/L) : M                                  
REMARK 200  WAVELENGTH OR RANGE        (A) : 0.9762                             
REMARK 200  MONOCHROMATOR                  : NULL                               
REMARK 200  OPTICS                         : NULL                               
REMARK 200                                                                      
REMARK 200  DETECTOR TYPE                  : PIXEL                              
REMARK 200  DETECTOR MANUFACTURER          : DECTRIS EIGER X 16M                
REMARK 200  INTENSITY-INTEGRATION SOFTWARE : CRYSTFEL                           
REMARK 200  DATA SCALING SOFTWARE          : CRYSTFEL                           
REMARK 200                                                                      
REMARK 200  NUMBER OF UNIQUE REFLECTIONS   : 25258                              
REMARK 200  RESOLUTION RANGE HIGH      (A) : 1.950                              
REMARK 200  RESOLUTION RANGE LOW       (A) : 53.550                             
REMARK 200  REJECTION CRITERIA  (SIGMA(I)) : NULL                               
REMARK 200                                                                      
REMARK 200 OVERALL.                                                             
REMARK 200  COMPLETENESS FOR RANGE     (%) : 100.0                              
REMARK 200  DATA REDUNDANCY                : 176.0                              
REMARK 200  R MERGE                    (I) : NULL                               
REMARK 200  R SYM                      (I) : NULL                               
REMARK 200  <I/SIGMA(I)> FOR THE DATA SET  : 10.6000                            
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) : 2.02                     
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         : 1.370                              
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: NULL                                                 
REMARK 200                                                                      
REMARK 200 REMARK: NULL                                                         
REMARK 280                                                                      
REMARK 280 CRYSTAL                                                              
REMARK 280 SOLVENT CONTENT, VS   (%): 56.34                                     
REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.82                     
REMARK 280                                                                      
REMARK 280 CRYSTALLIZATION CONDITIONS: 26%V PEG3350, 10MM HEPES PH 7.5, BATCH   
REMARK 280  MODE, TEMPERATURE 293.15K                                           
REMARK 290                                                                      
REMARK 290 CRYSTALLOGRAPHIC SYMMETRY                                            
REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: C 1 2 1                          
REMARK 290                                                                      
REMARK 290      SYMOP   SYMMETRY                                                
REMARK 290     NNNMMM   OPERATOR                                                
REMARK 290       1555   X,Y,Z                                                   
REMARK 290       2555   -X,Y,-Z                                                 
REMARK 290       3555   X+1/2,Y+1/2,Z                                           
REMARK 290       4555   -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        0.00000            
REMARK 290   SMTRY1   3  1.000000  0.000000  0.000000       54.26500            
REMARK 290   SMTRY2   3  0.000000  1.000000  0.000000       31.54000            
REMARK 290   SMTRY3   3  0.000000  0.000000  1.000000        0.00000            
REMARK 290   SMTRY1   4 -1.000000  0.000000  0.000000       54.26500            
REMARK 290   SMTRY2   4  0.000000  1.000000  0.000000       31.54000            
REMARK 290   SMTRY3   4  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: TETRAMERIC                        
REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: TETRAMERIC                 
REMARK 350 SOFTWARE USED: PISA                                                  
REMARK 350 TOTAL BURIED SURFACE AREA: 10800 ANGSTROM**2                         
REMARK 350 SURFACE AREA OF THE COMPLEX: 23840 ANGSTROM**2                       
REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -108.0 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 350   BIOMT1   2 -1.000000 -0.003142  0.000000      -19.61696            
REMARK 350   BIOMT2   2  0.000000  1.000000  0.004947       -0.12627            
REMARK 350   BIOMT3   2  0.000000  0.000000 -1.000000       51.05051            
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     VAL A     1                                                      
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 B  82    CG   CD   CE   NZ                                   
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   HE1  TRP A    14     HG1  THR A    67              1.16            
REMARK 500   HE2  HIS A    87    FE    HEM A   201              1.22            
REMARK 500   HE2  HIS B    92    FE    HEM B   201              1.28            
REMARK 500   OE1  GLU B    20     O    HOH B   301              2.16            
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
REMARK 500                                                                      
REMARK 500 GEOMETRY AND STEREOCHEMISTRY                                         
REMARK 500 SUBTOPIC: COVALENT BOND ANGLES                                       
REMARK 500                                                                      
REMARK 500 THE STEREOCHEMICAL PARAMETERS OF THE FOLLOWING RESIDUES              
REMARK 500 HAVE VALUES WHICH DEVIATE FROM EXPECTED VALUES BY MORE               
REMARK 500 THAN 6*RMSD (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN               
REMARK 500 IDENTIFIER; SSEQ=SEQUENCE NUMBER; I=INSERTION CODE).                 
REMARK 500                                                                      
REMARK 500 STANDARD TABLE:                                                      
REMARK 500 FORMAT: (10X,I3,1X,A3,1X,A1,I4,A1,3(1X,A4,2X),12X,F5.1)              
REMARK 500                                                                      
REMARK 500 EXPECTED VALUES PROTEIN: ENGH AND HUBER, 1999                        
REMARK 500 EXPECTED VALUES NUCLEIC ACID: CLOWNEY ET AL 1996                     
REMARK 500                                                                      
REMARK 500  M RES CSSEQI ATM1   ATM2   ATM3                                     
REMARK 500    ARG B  40   NE  -  CZ  -  NH2 ANGL. DEV. =  -3.4 DEGREES          
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    LYS A 139       33.53    -94.23                                   
REMARK 500    ASN B  80       51.23   -146.47                                   
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
REMARK 500                                                                      
REMARK 500 GEOMETRY AND STEREOCHEMISTRY                                         
REMARK 500 SUBTOPIC: PLANAR GROUPS                                              
REMARK 500                                                                      
REMARK 500 PLANAR GROUPS IN THE FOLLOWING RESIDUES HAVE A TOTAL                 
REMARK 500 RMS DISTANCE OF ALL ATOMS FROM THE BEST-FIT PLANE                    
REMARK 500 BY MORE THAN AN EXPECTED VALUE OF 6*RMSD, WITH AN                    
REMARK 500 RMSD 0.02 ANGSTROMS, OR AT LEAST ONE ATOM HAS                        
REMARK 500 AN RMSD GREATER THAN THIS VALUE                                      
REMARK 500 (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN IDENTIFIER;               
REMARK 500 SSEQ=SEQUENCE NUMBER; I=INSERTION CODE).                             
REMARK 500                                                                      
REMARK 500  M RES CSSEQI        RMS     TYPE                                    
REMARK 500    ARG B  40         0.11    SIDE CHAIN                              
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
REMARK 620                                                                      
REMARK 620 METAL COORDINATION                                                   
REMARK 620 (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN IDENTIFIER;               
REMARK 620 SSEQ=SEQUENCE NUMBER; I=INSERTION CODE):                             
REMARK 620                                                                      
REMARK 620 COORDINATION ANGLES FOR:  M RES CSSEQI METAL                         
REMARK 620                             HEM A 201  FE                            
REMARK 620 N RES CSSEQI ATOM                                                    
REMARK 620 1 HIS A  87   NE2                                                    
REMARK 620 2 HEM A 201   NA   88.8                                              
REMARK 620 3 HEM A 201   NB   92.0  88.2                                        
REMARK 620 4 HEM A 201   NC   95.6 175.2  89.8                                  
REMARK 620 5 HEM A 201   ND   94.0  91.0 173.9  90.5                            
REMARK 620 6 HOH A 304   O   178.1  92.5  86.8  83.0  87.3                      
REMARK 620 N                    1     2     3     4     5                       
REMARK 620                                                                      
REMARK 620 COORDINATION ANGLES FOR:  M RES CSSEQI METAL                         
REMARK 620                             HEM B 201  FE                            
REMARK 620 N RES CSSEQI ATOM                                                    
REMARK 620 1 HIS B  92   NE2                                                    
REMARK 620 2 HEM B 201   NA   89.3                                              
REMARK 620 3 HEM B 201   NB   90.8  89.7                                        
REMARK 620 4 HEM B 201   NC   96.2 174.0  87.6                                  
REMARK 620 5 HEM B 201   ND   95.3  89.8 173.9  92.4                            
REMARK 620 6 HOH B 308   O   176.1  94.5  90.1  80.1  83.8                      
REMARK 620 N                    1     2     3     4     5                       
DBREF  8PUQ A    1   140  UNP    P01958   HBA_HORSE        2    141             
DBREF  8PUQ B    1   146  UNP    P02062   HBB_HORSE        1    146             
SEQRES   1 A  140  VAL LEU SER ALA ALA ASP LYS THR ASN VAL LYS ALA ALA          
SEQRES   2 A  140  TRP SER LYS VAL GLY GLY HIS ALA GLY GLU TYR GLY ALA          
SEQRES   3 A  140  GLU ALA LEU GLU ARG MET PHE LEU GLY PHE PRO THR THR          
SEQRES   4 A  140  LYS THR TYR PHE PRO HIS PHE ASP LEU SER HIS GLY SER          
SEQRES   5 A  140  ALA GLN VAL LYS ALA HIS GLY LYS LYS VAL GLY ASP ALA          
SEQRES   6 A  140  LEU THR LEU ALA VAL GLY HIS LEU ASP ASP LEU PRO GLY          
SEQRES   7 A  140  ALA LEU SER ASN LEU SER ASP LEU HIS ALA HIS LYS LEU          
SEQRES   8 A  140  ARG VAL ASP PRO VAL ASN PHE LYS LEU LEU SER HIS CYS          
SEQRES   9 A  140  LEU LEU SER THR LEU ALA VAL HIS LEU PRO ASN ASP PHE          
SEQRES  10 A  140  THR PRO ALA VAL HIS ALA SER LEU ASP LYS PHE LEU SER          
SEQRES  11 A  140  SER VAL SER THR VAL LEU THR SER LYS TYR                      
SEQRES   1 B  146  VAL GLN LEU SER GLY GLU GLU LYS ALA ALA VAL LEU ALA          
SEQRES   2 B  146  LEU TRP ASP LYS VAL ASN GLU GLU GLU VAL GLY GLY GLU          
SEQRES   3 B  146  ALA LEU GLY ARG LEU LEU VAL VAL TYR PRO TRP THR GLN          
SEQRES   4 B  146  ARG PHE PHE ASP SER PHE GLY ASP LEU SER ASN PRO GLY          
SEQRES   5 B  146  ALA VAL MET GLY ASN PRO LYS VAL LYS ALA HIS GLY LYS          
SEQRES   6 B  146  LYS VAL LEU HIS SER PHE GLY GLU GLY VAL HIS HIS LEU          
SEQRES   7 B  146  ASP ASN LEU LYS GLY THR PHE ALA ALA LEU SER GLU LEU          
SEQRES   8 B  146  HIS CYS ASP LYS LEU HIS VAL ASP PRO GLU ASN PHE ARG          
SEQRES   9 B  146  LEU LEU GLY ASN VAL LEU VAL VAL VAL LEU ALA ARG HIS          
SEQRES  10 B  146  PHE GLY LYS ASP PHE THR PRO GLU LEU GLN ALA SER TYR          
SEQRES  11 B  146  GLN LYS VAL VAL ALA GLY VAL ALA ASN ALA LEU ALA HIS          
SEQRES  12 B  146  LYS TYR HIS                                                  
HET    HEM  A 201      73                                                       
HET    HEM  B 201      73                                                       
HETNAM     HEM PROTOPORPHYRIN IX CONTAINING FE                                  
HETSYN     HEM HEME                                                             
FORMUL   3  HEM    2(C34 H32 FE N4 O4)                                          
FORMUL   5  HOH   *93(H2 O)                                                     
HELIX    1 AA1 SER A    3  GLY A   18  1                                  16    
HELIX    2 AA2 HIS A   20  PHE A   36  1                                  17    
HELIX    3 AA3 PRO A   37  PHE A   43  5                                   7    
HELIX    4 AA4 SER A   52  GLY A   71  1                                  20    
HELIX    5 AA5 HIS A   72  ASP A   74  5                                   3    
HELIX    6 AA6 ASP A   75  HIS A   89  1                                  15    
HELIX    7 AA7 PRO A   95  LEU A  113  1                                  19    
HELIX    8 AA8 THR A  118  THR A  137  1                                  20    
HELIX    9 AA9 SER B    4  ASP B   16  1                                  13    
HELIX   10 AB1 ASN B   19  TYR B   35  1                                  17    
HELIX   11 AB2 PRO B   36  GLY B   46  5                                  11    
HELIX   12 AB3 ASN B   50  GLY B   56  1                                   7    
HELIX   13 AB4 ASN B   57  HIS B   76  1                                  20    
HELIX   14 AB5 HIS B   77  ASP B   79  5                                   3    
HELIX   15 AB6 ASN B   80  LYS B   95  1                                  16    
HELIX   16 AB7 PRO B  100  GLY B  119  1                                  20    
HELIX   17 AB8 LYS B  120  PHE B  122  5                                   3    
HELIX   18 AB9 THR B  123  HIS B  143  1                                  21    
HELIX   19 AC1 LYS B  144  HIS B  146  5                                   3    
LINK         NE2 HIS A  87                FE   HEM A 201     1555   1555  2.08  
LINK        FE   HEM A 201                 O   HOH A 304     1555   1555  2.21  
LINK         NE2 HIS B  92                FE   HEM B 201     1555   1555  2.15  
LINK        FE   HEM B 201                 O   HOH B 308     1555   1555  2.21  
CRYST1  108.530   63.080   54.690  90.00 111.02  90.00 C 1 2 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      0.009214  0.000000  0.003541        0.00000                         
SCALE2      0.000000  0.015853  0.000000        0.00000                         
SCALE3      0.000000  0.000000  0.019588        0.00000