HEADER OXYGEN TRANSPORT 12-SEP-12 4H2L TITLE DEER MOUSE HEMOGLOBIN IN HYDRATED FORMAT COMPND MOL_ID: 1; COMPND 2 MOLECULE: ALPHA-GLOBIN; COMPND 3 CHAIN: A; COMPND 4 SYNONYM: ALPHA-GLOBIN SUBUNIT, HEMOGLOBIN ALPHA SUBUNIT 2, HEMOGLOBIN COMPND 5 ALPHA-SUBUNIT; COMPND 6 ENGINEERED: YES; COMPND 7 MOL_ID: 2; COMPND 8 MOLECULE: BETA GLOBIN; COMPND 9 CHAIN: B; COMPND 10 SYNONYM: BETA-GLOBIN SUBUNIT; COMPND 11 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: PEROMYSCUS MANICULATUS; SOURCE 3 ORGANISM_COMMON: NORTH AMERICAN DEER MOUSE; SOURCE 4 ORGANISM_TAXID: 10042; SOURCE 5 GENE: HBA; SOURCE 6 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 7 EXPRESSION_SYSTEM_TAXID: 562; SOURCE 8 MOL_ID: 2; SOURCE 9 ORGANISM_SCIENTIFIC: PEROMYSCUS MANICULATUS; SOURCE 10 ORGANISM_COMMON: NORTH AMERICAN DEER MOUSE; SOURCE 11 ORGANISM_TAXID: 10042; SOURCE 12 GENE: HBB-T1, HBB-T2; SOURCE 13 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 14 EXPRESSION_SYSTEM_TAXID: 562 KEYWDS HEMOGLOBIN, OXYGEN TRANSPORT EXPDTA X-RAY DIFFRACTION AUTHOR N.INOGUCHI,J.R.OSHLO,C.NATARAJAN,R.E.WEBER,A.FAGO,J.F.STORZ, AUTHOR 2 H.MORIYAMA REVDAT 3 28-FEB-24 4H2L 1 REMARK LINK REVDAT 2 19-JUN-13 4H2L 1 JRNL REVDAT 1 10-APR-13 4H2L 0 JRNL AUTH N.INOGUCHI,J.R.OSHLO,C.NATARAJAN,R.E.WEBER,A.FAGO,J.F.STORZ, JRNL AUTH 2 H.MORIYAMA JRNL TITL DEER MOUSE HEMOGLOBIN EXHIBITS A LOWERED OXYGEN AFFINITY JRNL TITL 2 OWING TO MOBILITY OF THE E HELIX. JRNL REF ACTA CRYSTALLOGR.,SECT.F V. 69 393 2013 JRNL REFN ESSN 1744-3091 JRNL PMID 23545644 JRNL DOI 10.1107/S1744309113005708 REMARK 2 REMARK 2 RESOLUTION. 1.78 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : PHENIX (PHENIX.REFINE: 1.8_1069) 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) : 1.78 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 29.43 REMARK 3 MIN(FOBS/SIGMA_FOBS) : 0.160 REMARK 3 COMPLETENESS FOR RANGE (%) : 97.0 REMARK 3 NUMBER OF REFLECTIONS : 25236 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 R VALUE (WORKING + TEST SET) : 0.165 REMARK 3 R VALUE (WORKING SET) : 0.162 REMARK 3 FREE R VALUE : 0.201 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 7.850 REMARK 3 FREE R VALUE TEST SET COUNT : 1981 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 29.4365 - 4.2827 0.96 1742 147 0.1810 0.2119 REMARK 3 2 4.2827 - 3.4009 0.98 1716 144 0.1471 0.1483 REMARK 3 3 3.4009 - 2.9715 0.99 1699 144 0.1638 0.2110 REMARK 3 4 2.9715 - 2.7000 0.99 1710 143 0.1664 0.2094 REMARK 3 5 2.7000 - 2.5066 0.99 1689 146 0.1651 0.2114 REMARK 3 6 2.5066 - 2.3589 0.98 1677 138 0.1579 0.2075 REMARK 3 7 2.3589 - 2.2408 0.98 1651 149 0.1570 0.2277 REMARK 3 8 2.2408 - 2.1433 0.98 1650 137 0.1481 0.1975 REMARK 3 9 2.1433 - 2.0608 0.97 1651 138 0.1525 0.1958 REMARK 3 10 2.0608 - 1.9897 0.97 1657 141 0.1499 0.1920 REMARK 3 11 1.9897 - 1.9275 0.96 1625 144 0.1665 0.2074 REMARK 3 12 1.9275 - 1.8724 0.96 1614 136 0.1562 0.2017 REMARK 3 13 1.8724 - 1.8231 0.95 1601 140 0.1642 0.2339 REMARK 3 14 1.8231 - 1.7787 0.94 1573 134 0.2005 0.2650 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) : 0.170 REMARK 3 PHASE ERROR (DEGREES, MAXIMUM-LIKELIHOOD BASED) : 19.030 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : NULL REMARK 3 MEAN B VALUE (OVERALL, A**2) : NULL REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : NULL REMARK 3 B22 (A**2) : NULL REMARK 3 B33 (A**2) : NULL REMARK 3 B12 (A**2) : NULL REMARK 3 B13 (A**2) : NULL REMARK 3 B23 (A**2) : NULL REMARK 3 REMARK 3 TWINNING INFORMATION. REMARK 3 FRACTION: NULL REMARK 3 OPERATOR: NULL REMARK 3 REMARK 3 DEVIATIONS FROM IDEAL VALUES. REMARK 3 RMSD COUNT REMARK 3 BOND : 0.007 2324 REMARK 3 ANGLE : 1.064 3177 REMARK 3 CHIRALITY : 0.069 343 REMARK 3 PLANARITY : 0.005 393 REMARK 3 DIHEDRAL : 13.022 790 REMARK 3 REMARK 3 TLS DETAILS REMARK 3 NUMBER OF TLS GROUPS : NULL REMARK 3 REMARK 3 NCS DETAILS REMARK 3 NUMBER OF NCS GROUPS : NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 4H2L COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 24-SEP-12. REMARK 100 THE DEPOSITION ID IS D_1000074939. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 07-JUL-12 REMARK 200 TEMPERATURE (KELVIN) : 93 REMARK 200 PH : 8.0 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 MICROMAX-007 REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 1.5418 REMARK 200 MONOCHROMATOR : BLUE REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : IMAGE PLATE REMARK 200 DETECTOR MANUFACTURER : RIGAKU RAXIS IV++ REMARK 200 INTENSITY-INTEGRATION SOFTWARE : HKL-2000 REMARK 200 DATA SCALING SOFTWARE : HKL-2000 REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : NULL REMARK 200 RESOLUTION RANGE HIGH (A) : 1.779 REMARK 200 RESOLUTION RANGE LOW (A) : 29.433 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : 3.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 98.5 REMARK 200 DATA REDUNDANCY : NULL REMARK 200 R MERGE (I) : NULL REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : NULL REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.70 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 1.90 REMARK 200 COMPLETENESS FOR SHELL (%) : 97.6 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 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: PHENIX REMARK 200 STARTING MODEL: NULL REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 42.66 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.15 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 28% (W/V) PEG 3350 IN 50 MM REMARK 280 SODIUM/POTASSIUM PHOSPHATE, PH 8.0, VAPOR DIFFUSION, HANGING REMARK 280 DROP, TEMPERATURE 299K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: C 2 2 21 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -X,-Y,Z+1/2 REMARK 290 3555 -X,Y,-Z+1/2 REMARK 290 4555 X,-Y,-Z REMARK 290 5555 X+1/2,Y+1/2,Z REMARK 290 6555 -X+1/2,-Y+1/2,Z+1/2 REMARK 290 7555 -X+1/2,Y+1/2,-Z+1/2 REMARK 290 8555 X+1/2,-Y+1/2,-Z REMARK 290 REMARK 290 WHERE NNN -> OPERATOR NUMBER REMARK 290 MMM -> TRANSLATION VECTOR REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY TRANSFORMATIONS REMARK 290 THE FOLLOWING TRANSFORMATIONS OPERATE ON THE ATOM/HETATM REMARK 290 RECORDS IN THIS ENTRY TO PRODUCE CRYSTALLOGRAPHICALLY REMARK 290 RELATED MOLECULES. REMARK 290 SMTRY1 1 1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 1 0.000000 1.000000 0.000000 0.00000 REMARK 290 SMTRY3 1 0.000000 0.000000 1.000000 0.00000 REMARK 290 SMTRY1 2 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 2 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 2 0.000000 0.000000 1.000000 43.42400 REMARK 290 SMTRY1 3 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 0.00000 REMARK 290 SMTRY3 3 0.000000 0.000000 -1.000000 43.42400 REMARK 290 SMTRY1 4 1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 4 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 4 0.000000 0.000000 -1.000000 0.00000 REMARK 290 SMTRY1 5 1.000000 0.000000 0.000000 38.33750 REMARK 290 SMTRY2 5 0.000000 1.000000 0.000000 40.03050 REMARK 290 SMTRY3 5 0.000000 0.000000 1.000000 0.00000 REMARK 290 SMTRY1 6 -1.000000 0.000000 0.000000 38.33750 REMARK 290 SMTRY2 6 0.000000 -1.000000 0.000000 40.03050 REMARK 290 SMTRY3 6 0.000000 0.000000 1.000000 43.42400 REMARK 290 SMTRY1 7 -1.000000 0.000000 0.000000 38.33750 REMARK 290 SMTRY2 7 0.000000 1.000000 0.000000 40.03050 REMARK 290 SMTRY3 7 0.000000 0.000000 -1.000000 43.42400 REMARK 290 SMTRY1 8 1.000000 0.000000 0.000000 38.33750 REMARK 290 SMTRY2 8 0.000000 -1.000000 0.000000 40.03050 REMARK 290 SMTRY3 8 0.000000 0.000000 -1.000000 0.00000 REMARK 290 REMARK 290 REMARK: NULL REMARK 300 REMARK 300 BIOMOLECULE: 1 REMARK 300 SEE REMARK 350 FOR THE AUTHOR PROVIDED AND/OR PROGRAM REMARK 300 GENERATED ASSEMBLY INFORMATION FOR THE STRUCTURE IN REMARK 300 THIS ENTRY. THE REMARK MAY ALSO PROVIDE INFORMATION ON REMARK 300 BURIED SURFACE AREA. REMARK 350 REMARK 350 COORDINATES FOR A COMPLETE MULTIMER REPRESENTING THE KNOWN REMARK 350 BIOLOGICALLY SIGNIFICANT OLIGOMERIZATION STATE OF THE REMARK 350 MOLECULE CAN BE GENERATED BY APPLYING BIOMT TRANSFORMATIONS REMARK 350 GIVEN BELOW. BOTH NON-CRYSTALLOGRAPHIC AND REMARK 350 CRYSTALLOGRAPHIC OPERATIONS ARE GIVEN. REMARK 350 REMARK 350 BIOMOLECULE: 1 REMARK 350 AUTHOR DETERMINED BIOLOGICAL UNIT: TETRAMERIC REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: TETRAMERIC REMARK 350 SOFTWARE USED: PISA REMARK 350 TOTAL BURIED SURFACE AREA: 11030 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 23790 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -93.0 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 43.42400 REMARK 375 REMARK 375 SPECIAL POSITION REMARK 375 THE FOLLOWING ATOMS ARE FOUND TO BE WITHIN 0.15 ANGSTROMS REMARK 375 OF A SYMMETRY RELATED ATOM AND ARE ASSUMED TO BE ON SPECIAL REMARK 375 POSITIONS. REMARK 375 REMARK 375 ATOM RES CSSEQI REMARK 375 HOH A 508 LIES ON A SPECIAL POSITION. REMARK 375 HOH A 513 LIES ON A SPECIAL POSITION. 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 48.16 -143.89 REMARK 500 ASN B 80 58.91 -146.52 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 90.7 REMARK 620 3 HEM A 201 NB 87.4 90.1 REMARK 620 4 HEM A 201 NC 93.0 175.4 87.4 REMARK 620 5 HEM A 201 ND 96.5 90.2 176.1 92.0 REMARK 620 6 HOH A 410 O 177.0 89.0 89.6 87.2 86.5 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 87.5 REMARK 620 3 HEM B 201 NB 87.9 89.7 REMARK 620 4 HEM B 201 NC 93.3 178.3 88.9 REMARK 620 5 HEM B 201 ND 93.7 90.1 178.3 91.4 REMARK 620 6 HOH B 416 O 173.8 97.5 88.4 81.6 90.0 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 201 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE HEM B 201 DBREF 4H2L A 1 141 UNP A4ZQ95 A4ZQ95_PERMA 2 142 DBREF 4H2L B 1 146 UNP C5MQT7 C5MQT7_PERMA 2 147 SEQRES 1 A 141 VAL LEU SER ALA ASP ASP LYS ALA ASN ILE LYS ALA ALA SEQRES 2 A 141 TRP GLY LYS ILE GLY GLY HIS GLY ALA GLU TYR GLY ALA SEQRES 3 A 141 GLU ALA LEU GLU ARG MET PHE CYS SER PHE PRO THR THR SEQRES 4 A 141 LYS THR TYR PHE PRO HIS PHE ASP VAL SER HIS GLY SER SEQRES 5 A 141 ALA GLN VAL LYS ALA HIS GLY GLY LYS VAL ALA ASP ALA SEQRES 6 A 141 LEU ALA THR ALA ALA GLY HIS LEU ASP ASP LEU PRO ALA SEQRES 7 A 141 ALA LEU SER ALA LEU SER ASP LEU HIS ALA HIS 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 ALA HIS LEU PRO SER ASP PHE SEQRES 10 A 141 THR PRO ALA VAL HIS ALA SER LEU ASP LYS PHE LEU ALA SEQRES 11 A 141 SER VAL SER THR VAL LEU THR SER LYS TYR ARG SEQRES 1 B 146 VAL HIS LEU THR ASP ALA GLU LYS ALA LEU VAL THR GLY SEQRES 2 B 146 LEU TRP GLY LYS VAL LYS PRO GLU GLU ILE GLY GLY GLU SEQRES 3 B 146 ALA LEU GLY ARG LEU LEU ALA VAL TYR PRO TRP THR GLN SEQRES 4 B 146 ARG PHE PHE ASP SER PHE GLY ASP LEU SER SER ALA SER SEQRES 5 B 146 ALA ILE MET GLY ASN ALA LYS VAL LYS ALA HIS GLY LYS SEQRES 6 B 146 LYS VAL ILE ASP SER PHE SER GLU GLY LEU LYS HIS LEU SEQRES 7 B 146 ASP ASN LEU LYS GLY THR PHE ALA SER 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 MET ILE VAL ILE VAL MET ALA HIS HIS SEQRES 10 B 146 LEU GLY LYS ASP PHE THR PRO ALA ALA GLN SER ALA TYR SEQRES 11 B 146 GLN LYS VAL VAL SER GLY VAL ALA THR ALA LEU ALA HIS SEQRES 12 B 146 LYS TYR HIS HET HEM A 201 43 HET HEM B 201 43 HETNAM HEM PROTOPORPHYRIN IX CONTAINING FE HETSYN HEM HEME FORMUL 3 HEM 2(C34 H32 FE N4 O4) FORMUL 5 HOH *435(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 GLY A 71 1 20 HELIX 5 5 ASP A 75 LEU A 80 1 6 HELIX 6 6 LEU A 80 LYS A 90 1 11 HELIX 7 7 PRO A 95 LEU A 113 1 19 HELIX 8 8 THR A 118 THR A 137 1 20 HELIX 9 9 THR B 4 GLY B 16 1 13 HELIX 10 10 LYS B 19 TYR B 35 1 17 HELIX 11 11 PRO B 36 GLY B 46 5 11 HELIX 12 12 SER B 50 GLY B 56 1 7 HELIX 13 13 ASN B 57 LYS B 76 1 20 HELIX 14 14 HIS 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 HIS B 143 1 21 LINK NE2 HIS A 87 FE HEM A 201 1555 1555 2.24 LINK FE HEM A 201 O HOH A 410 1555 1555 2.28 LINK NE2 HIS B 92 FE HEM B 201 1555 1555 2.26 LINK FE HEM B 201 O HOH B 416 1555 1555 2.13 SITE 1 AC1 15 TYR A 42 PHE A 43 HIS A 58 LEU A 83 SITE 2 AC1 15 HIS A 87 LEU A 91 VAL A 93 ASN A 97 SITE 3 AC1 15 PHE A 98 LEU A 101 LEU A 136 HOH A 365 SITE 4 AC1 15 HOH A 410 HOH A 467 LYS B 19 SITE 1 AC2 18 PHE B 41 PHE B 42 HIS B 63 LYS B 66 SITE 2 AC2 18 SER B 70 LEU B 88 LEU B 91 HIS B 92 SITE 3 AC2 18 LEU B 96 ASN B 102 LEU B 106 LEU B 141 SITE 4 AC2 18 HOH B 321 HOH B 334 HOH B 413 HOH B 416 SITE 5 AC2 18 HOH B 419 HOH B 468 CRYST1 76.675 80.061 86.848 90.00 90.00 90.00 C 2 2 21 8 ORIGX1 1.000000 0.000000 0.000000 0.00000 ORIGX2 0.000000 1.000000 0.000000 0.00000 ORIGX3 0.000000 0.000000 1.000000 0.00000 SCALE1 0.013042 0.000000 0.000000 0.00000 SCALE2 0.000000 0.012490 0.000000 0.00000 SCALE3 0.000000 0.000000 0.011514 0.00000