HEADER OXYGEN TRANSPORT 26-OCT-10 3PEL TITLE STRUCTURE OF GREYHOUND HEMOGLOBIN: ORIGIN OF HIGH OXYGEN AFFINITY 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: CANIS LUPUS FAMILIARIS; SOURCE 3 ORGANISM_COMMON: DOGS; SOURCE 4 ORGANISM_TAXID: 9615; SOURCE 5 OTHER_DETAILS: BLOOD, RED BLOOD CELLS; SOURCE 6 MOL_ID: 2; SOURCE 7 ORGANISM_SCIENTIFIC: CANIS LUPUS FAMILIARIS; SOURCE 8 ORGANISM_COMMON: DOGS; SOURCE 9 ORGANISM_TAXID: 9615; SOURCE 10 STRAIN: BLOOD, RED BLOOD CELLS KEYWDS GLOBIN FOLD, OXYGEN/CO2 TRANSPORT, HEME BINDING, RED BLOOD CELLS, KEYWDS 2 OXYGEN TRANSPORT EXPDTA X-RAY DIFFRACTION AUTHOR V.S.BHATT,S.ZALDIVAR-LOPEZ,D.R.HARRIS,C.G.COUTO,P.G.WANG,A.F.PALMER REVDAT 4 06-SEP-23 3PEL 1 REMARK LINK REVDAT 3 18-MAY-11 3PEL 1 JRNL REVDAT 2 17-NOV-10 3PEL 1 SPRSDE REVDAT 1 03-NOV-10 3PEL 0 SPRSDE 17-NOV-10 3PEL 3N48 JRNL AUTH V.S.BHATT,S.ZALDIVAR-LOPEZ,D.R.HARRIS,C.G.COUTO,P.G.WANG, JRNL AUTH 2 A.F.PALMER JRNL TITL STRUCTURE OF GREYHOUND HEMOGLOBIN: ORIGIN OF HIGH OXYGEN JRNL TITL 2 AFFINITY. JRNL REF ACTA CRYSTALLOGR.,SECT.D V. 67 395 2011 JRNL REFN ISSN 0907-4449 JRNL PMID 21543841 JRNL DOI 10.1107/S0907444911006044 REMARK 2 REMARK 2 RESOLUTION. 1.90 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : REFMAC 5.5.0109 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) : 1.90 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 33.50 REMARK 3 DATA CUTOFF (SIGMA(F)) : NULL REMARK 3 COMPLETENESS FOR RANGE (%) : 99.6 REMARK 3 NUMBER OF REFLECTIONS : 29475 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) : 0.190 REMARK 3 R VALUE (WORKING SET) : 0.188 REMARK 3 FREE R VALUE : 0.232 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 5.000 REMARK 3 FREE R VALUE TEST SET COUNT : 1565 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) : 1.90 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 1.95 REMARK 3 REFLECTION IN BIN (WORKING SET) : 2069 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : 94.94 REMARK 3 BIN R VALUE (WORKING SET) : 0.2290 REMARK 3 BIN FREE R VALUE SET COUNT : 107 REMARK 3 BIN FREE R VALUE : 0.2920 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 2208 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 86 REMARK 3 SOLVENT ATOMS : 447 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : NULL REMARK 3 MEAN B VALUE (OVERALL, A**2) : 18.65 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : 0.58000 REMARK 3 B22 (A**2) : -0.05000 REMARK 3 B33 (A**2) : -0.37000 REMARK 3 B12 (A**2) : 0.00000 REMARK 3 B13 (A**2) : 0.34000 REMARK 3 B23 (A**2) : 0.00000 REMARK 3 REMARK 3 ESTIMATED OVERALL COORDINATE ERROR. REMARK 3 ESU BASED ON R VALUE (A): 0.140 REMARK 3 ESU BASED ON FREE R VALUE (A): 0.137 REMARK 3 ESU BASED ON MAXIMUM LIKELIHOOD (A): 0.084 REMARK 3 ESU FOR B VALUES BASED ON MAXIMUM LIKELIHOOD (A**2): 2.751 REMARK 3 REMARK 3 CORRELATION COEFFICIENTS. REMARK 3 CORRELATION COEFFICIENT FO-FC : 0.945 REMARK 3 CORRELATION COEFFICIENT FO-FC FREE : 0.914 REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES COUNT RMS WEIGHT REMARK 3 BOND LENGTHS REFINED ATOMS (A): 2363 ; 0.006 ; 0.022 REMARK 3 BOND LENGTHS OTHERS (A): NULL ; NULL ; NULL REMARK 3 BOND ANGLES REFINED ATOMS (DEGREES): 3237 ; 0.873 ; 2.061 REMARK 3 BOND ANGLES OTHERS (DEGREES): NULL ; NULL ; NULL REMARK 3 TORSION ANGLES, PERIOD 1 (DEGREES): 285 ; 4.452 ; 5.000 REMARK 3 TORSION ANGLES, PERIOD 2 (DEGREES): 92 ;35.221 ;24.239 REMARK 3 TORSION ANGLES, PERIOD 3 (DEGREES): 366 ;10.768 ;15.000 REMARK 3 TORSION ANGLES, PERIOD 4 (DEGREES): 5 ;12.822 ;15.000 REMARK 3 CHIRAL-CENTER RESTRAINTS (A**3): 351 ; 0.066 ; 0.200 REMARK 3 GENERAL PLANES REFINED ATOMS (A): 1781 ; 0.004 ; 0.021 REMARK 3 GENERAL PLANES OTHERS (A): NULL ; NULL ; NULL 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): 1426 ; 0.276 ; 1.500 REMARK 3 MAIN-CHAIN BOND OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 MAIN-CHAIN ANGLE REFINED ATOMS (A**2): 2286 ; 0.544 ; 2.000 REMARK 3 MAIN-CHAIN ANGLE OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 SIDE-CHAIN BOND REFINED ATOMS (A**2): 937 ; 0.815 ; 3.000 REMARK 3 SIDE-CHAIN BOND OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 SIDE-CHAIN ANGLE REFINED ATOMS (A**2): 951 ; 1.381 ; 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 : NULL 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 REMARK 4 REMARK 4 3PEL COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 27-OCT-10. REMARK 100 THE DEPOSITION ID IS D_1000062283. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 04-SEP-09 REMARK 200 TEMPERATURE (KELVIN) : 113.0 REMARK 200 PH : 8.5 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : N REMARK 200 RADIATION SOURCE : ROTATING ANODE REMARK 200 BEAMLINE : NULL REMARK 200 X-RAY GENERATOR MODEL : RIGAKU REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 1.5418 REMARK 200 MONOCHROMATOR : CRYSTAL REMARK 200 OPTICS : OSMIC MIRRORS REMARK 200 REMARK 200 DETECTOR TYPE : IMAGE PLATE REMARK 200 DETECTOR MANUFACTURER : RIGAKU REMARK 200 INTENSITY-INTEGRATION SOFTWARE : CRYSTALCLEAR REMARK 200 DATA SCALING SOFTWARE : CRYSTALCLEAR REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 29475 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.900 REMARK 200 RESOLUTION RANGE LOW (A) : 33.500 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : 2.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 99.6 REMARK 200 DATA REDUNDANCY : 3.700 REMARK 200 R MERGE (I) : 0.03700 REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : 23.7000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.90 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 1.97 REMARK 200 COMPLETENESS FOR SHELL (%) : 99.6 REMARK 200 DATA REDUNDANCY IN SHELL : 3.20 REMARK 200 R MERGE FOR SHELL (I) : 0.10000 REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 FOR SHELL : 9.400 REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT REMARK 200 SOFTWARE USED: AMORE REMARK 200 STARTING MODEL: PDB ENTRY 1G0B REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 61.54 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 3.20 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 1.7 M AMSO4, 100 MM GLYCINE PH 9.0, REMARK 280 0.6 M 3-(1-PYRIDINO)-1-PROPANE SULFONATE [NDSB-201] AND 21% REMARK 280 GLYCEROL, VAPOR DIFFUSION, SITTING DROP, TEMPERATURE 298.0K, PH REMARK 280 8.5 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 43.98650 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 44.02250 REMARK 290 SMTRY3 3 0.000000 0.000000 1.000000 0.00000 REMARK 290 SMTRY1 4 -1.000000 0.000000 0.000000 43.98650 REMARK 290 SMTRY2 4 0.000000 1.000000 0.000000 44.02250 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: 11020 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 24170 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 0.000000 0.000000 0.00000 REMARK 350 BIOMT2 2 0.000000 1.000000 0.000000 0.00000 REMARK 350 BIOMT3 2 0.000000 0.000000 -1.000000 0.00000 REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: COVALENT BOND LENGTHS 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,2(A3,1X,A1,I4,A1,1X,A4,3X),1X,F6.3) 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 RES CSSEQI ATM2 DEVIATION REMARK 500 ARG A 141 C ARG A 141 OXT -0.162 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 ASP A 75 62.56 -150.16 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 142 FE REMARK 620 N RES CSSEQI ATOM REMARK 620 1 HIS A 87 NE2 REMARK 620 2 HEM A 142 NA 88.1 REMARK 620 3 HEM A 142 NB 88.9 88.9 REMARK 620 4 HEM A 142 NC 92.7 179.1 90.7 REMARK 620 5 HEM A 142 ND 92.2 91.2 178.8 89.2 REMARK 620 6 HOH A 451 O 173.3 98.3 89.3 80.8 89.5 REMARK 620 N 1 2 3 4 5 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 HEM B 147 FE REMARK 620 N RES CSSEQI ATOM REMARK 620 1 HIS B 92 NE2 REMARK 620 2 HEM B 147 NA 91.4 REMARK 620 3 HEM B 147 NB 90.8 88.3 REMARK 620 4 HEM B 147 NC 86.5 177.7 90.8 REMARK 620 5 HEM B 147 ND 88.4 91.1 179.0 89.8 REMARK 620 6 HOH B 452 O 170.2 98.2 91.6 83.9 89.3 REMARK 620 N 1 2 3 4 5 REMARK 800 REMARK 800 SITE REMARK 800 SITE_IDENTIFIER: AC1 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE HEM A 142 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE HEM B 147 DBREF 3PEL A 1 141 UNP P60529 HBA_CANFA 1 141 DBREF 3PEL B 1 146 UNP P60524 HBB_CANFA 1 146 SEQRES 1 A 141 VAL LEU SER PRO ALA ASP LYS THR ASN ILE LYS SER THR SEQRES 2 A 141 TRP ASP LYS ILE GLY GLY HIS ALA GLY ASP TYR GLY GLY SEQRES 3 A 141 GLU ALA LEU ASP ARG THR PHE GLN SER PHE PRO THR THR SEQRES 4 A 141 LYS THR TYR PHE PRO HIS PHE ASP LEU SER PRO GLY SER SEQRES 5 A 141 ALA GLN VAL LYS ALA HIS GLY LYS LYS VAL ALA ASP ALA SEQRES 6 A 141 LEU THR THR ALA VAL ALA HIS LEU ASP ASP LEU PRO GLY SEQRES 7 A 141 ALA LEU SER ALA LEU SER ASP LEU HIS ALA TYR LYS LEU SEQRES 8 A 141 ARG VAL ASP PRO VAL ASN PHE LYS LEU LEU SER HIS CYS SEQRES 9 A 141 LEU LEU VAL THR LEU ALA CYS HIS HIS PRO THR GLU PHE SEQRES 10 A 141 THR PRO ALA VAL HIS ALA SER LEU ASP LYS PHE PHE ALA SEQRES 11 A 141 ALA VAL SER THR VAL LEU THR SER LYS TYR ARG SEQRES 1 B 146 VAL HIS LEU THR ALA GLU GLU LYS SER LEU VAL SER GLY SEQRES 2 B 146 LEU TRP GLY LYS VAL ASN VAL ASP GLU VAL GLY GLY GLU SEQRES 3 B 146 ALA LEU GLY ARG LEU LEU ILE VAL TYR PRO TRP THR GLN SEQRES 4 B 146 ARG PHE PHE ASP SER PHE GLY ASP LEU SER THR PRO ASP SEQRES 5 B 146 ALA VAL MET SER ASN ALA LYS VAL LYS ALA HIS GLY LYS SEQRES 6 B 146 LYS VAL LEU ASN SER PHE SER ASP GLY LEU LYS ASN LEU SEQRES 7 B 146 ASP ASN LEU LYS GLY THR PHE ALA LYS LEU SER GLU LEU SEQRES 8 B 146 HIS CYS ASP LYS LEU HIS VAL ASP PRO GLU ASN PHE LYS SEQRES 9 B 146 LEU LEU GLY ASN VAL LEU VAL CYS VAL LEU ALA HIS HIS SEQRES 10 B 146 PHE GLY LYS GLU PHE THR PRO GLN VAL GLN ALA ALA 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 142 43 HET HEM B 147 43 HETNAM HEM PROTOPORPHYRIN IX CONTAINING FE HETSYN HEM HEME FORMUL 3 HEM 2(C34 H32 FE N4 O4) FORMUL 5 HOH *447(H2 O) HELIX 1 1 SER A 3 GLY A 18 1 16 HELIX 2 2 HIS A 20 PHE A 36 1 17 HELIX 3 3 PRO A 37 PHE A 43 5 7 HELIX 4 4 SER A 52 ALA A 71 1 20 HELIX 5 5 ASP A 75 LEU A 80 1 6 HELIX 6 6 LEU A 80 TYR A 89 1 10 HELIX 7 7 ASP A 94 HIS A 113 1 20 HELIX 8 8 THR A 118 SER A 138 1 21 HELIX 9 9 THR B 4 GLY B 16 1 13 HELIX 10 10 GLU B 22 TYR B 35 1 14 HELIX 11 11 PRO B 36 GLY B 46 5 11 HELIX 12 12 THR B 50 SER B 56 1 7 HELIX 13 13 ASN B 57 LYS B 76 1 20 HELIX 14 14 ASN B 77 ASP B 79 5 3 HELIX 15 15 ASN B 80 LYS B 95 1 16 HELIX 16 16 PRO B 100 GLY B 119 1 20 HELIX 17 17 LYS B 120 PHE B 122 5 3 HELIX 18 18 THR B 123 ALA B 142 1 20 HELIX 19 19 HIS B 143 HIS B 146 5 4 LINK NE2 HIS A 87 FE HEM A 142 1555 1555 2.14 LINK FE HEM A 142 O HOH A 451 1555 1555 2.40 LINK NE2 HIS B 92 FE HEM B 147 1555 1555 2.21 LINK FE HEM B 147 O HOH B 452 1555 1555 2.17 SITE 1 AC1 20 TYR A 42 PHE A 43 HIS A 45 PHE A 46 SITE 2 AC1 20 HIS A 58 LYS A 61 LEU A 83 LEU A 86 SITE 3 AC1 20 HIS A 87 LEU A 91 VAL A 93 ASN A 97 SITE 4 AC1 20 PHE A 98 LEU A 101 LEU A 136 HOH A 147 SITE 5 AC1 20 HOH A 253 HOH A 274 HOH A 421 HOH A 451 SITE 1 AC2 18 THR B 38 PHE B 41 PHE B 42 HIS B 63 SITE 2 AC2 18 SER B 70 PHE B 71 LEU B 88 HIS B 92 SITE 3 AC2 18 LEU B 96 ASN B 102 PHE B 103 LEU B 106 SITE 4 AC2 18 LEU B 141 HOH B 213 HOH B 336 HOH B 375 SITE 5 AC2 18 HOH B 416 HOH B 452 CRYST1 87.973 88.045 53.073 90.00 103.37 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 0.011367 0.000000 0.002702 0.00000 SCALE2 0.000000 0.011358 0.000000 0.00000 SCALE3 0.000000 0.000000 0.019367 0.00000