HEADER OXYGEN TRANSPORT 05-SEP-05 2C0K TITLE THE STRUCTURE OF HEMOGLOBIN FROM THE BOTFLY GASTEROPHILUS INTESTINALIS COMPND MOL_ID: 1; COMPND 2 MOLECULE: HEMOGLOBIN; COMPND 3 CHAIN: A, B SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: GASTEROPHILUS INTESTINALIS; SOURCE 3 ORGANISM_TAXID: 84525 KEYWDS OXYGEN TRANSPORT, GASTEROPHILUS INTESTINALIS HEMOGLOBIN, INSECT KEYWDS 2 HEMOGLOBIN, HEME, IRON, METAL-BINDING EXPDTA X-RAY DIFFRACTION AUTHOR A.PESCE,M.NARDINI,S.DEWILDE,D.HOOGEWIJS,P.ASCENZI,L.MOENS,M.BOLOGNESI REVDAT 4 13-DEC-23 2C0K 1 REMARK REVDAT 3 24-FEB-09 2C0K 1 VERSN REVDAT 2 07-DEC-05 2C0K 1 JRNL REVDAT 1 09-NOV-05 2C0K 0 JRNL AUTH A.PESCE,M.NARDINI,S.DEWILDE,D.HOOGEWIJS,P.ASCENZI,L.MOENS, JRNL AUTH 2 M.BOLOGNESI JRNL TITL MODULATION OF OXYGEN BINDING TO INSECT HEMOGLOBINS: THE JRNL TITL 2 STRUCTURE OF HEMOGLOBIN FROM THE BOTFLY GASTEROPHILUS JRNL TITL 3 INTESTINALIS. JRNL REF PROTEIN SCI. V. 14 3057 2005 JRNL REFN ISSN 0961-8368 JRNL PMID 16260762 JRNL DOI 10.1110/PS.051742605 REMARK 2 REMARK 2 RESOLUTION. 2.60 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : REFMAC 5.2.0005 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) : 2.60 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 23.85 REMARK 3 DATA CUTOFF (SIGMA(F)) : NULL REMARK 3 COMPLETENESS FOR RANGE (%) : 100.0 REMARK 3 NUMBER OF REFLECTIONS : 10033 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) : 0.193 REMARK 3 R VALUE (WORKING SET) : 0.186 REMARK 3 FREE R VALUE : 0.256 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 10.100 REMARK 3 FREE R VALUE TEST SET COUNT : 1125 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) : 2.60 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 2.67 REMARK 3 REFLECTION IN BIN (WORKING SET) : 735 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : NULL REMARK 3 BIN R VALUE (WORKING SET) : 0.2690 REMARK 3 BIN FREE R VALUE SET COUNT : 73 REMARK 3 BIN FREE R VALUE : 0.3440 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 2461 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 90 REMARK 3 SOLVENT ATOMS : 6 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : NULL REMARK 3 MEAN B VALUE (OVERALL, A**2) : 44.96 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : 0.02000 REMARK 3 B22 (A**2) : 0.02000 REMARK 3 B33 (A**2) : -0.03000 REMARK 3 B12 (A**2) : 0.01000 REMARK 3 B13 (A**2) : 0.00000 REMARK 3 B23 (A**2) : 0.00000 REMARK 3 REMARK 3 ESTIMATED OVERALL COORDINATE ERROR. REMARK 3 ESU BASED ON R VALUE (A): NULL REMARK 3 ESU BASED ON FREE R VALUE (A): 0.348 REMARK 3 ESU BASED ON MAXIMUM LIKELIHOOD (A): 0.234 REMARK 3 ESU FOR B VALUES BASED ON MAXIMUM LIKELIHOOD (A**2): 10.846 REMARK 3 REMARK 3 CORRELATION COEFFICIENTS. REMARK 3 CORRELATION COEFFICIENT FO-FC : 0.948 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): 2624 ; 0.016 ; 0.022 REMARK 3 BOND LENGTHS OTHERS (A): NULL ; NULL ; NULL REMARK 3 BOND ANGLES REFINED ATOMS (DEGREES): 3560 ; 0.699 ; 2.029 REMARK 3 BOND ANGLES OTHERS (DEGREES): NULL ; NULL ; NULL REMARK 3 TORSION ANGLES, PERIOD 1 (DEGREES): 297 ; 6.567 ; 5.000 REMARK 3 TORSION ANGLES, PERIOD 2 (DEGREES): 132 ;36.814 ;24.015 REMARK 3 TORSION ANGLES, PERIOD 3 (DEGREES): 457 ;20.648 ;15.000 REMARK 3 TORSION ANGLES, PERIOD 4 (DEGREES): 15 ;21.123 ;15.000 REMARK 3 CHIRAL-CENTER RESTRAINTS (A**3): 354 ; 0.067 ; 0.200 REMARK 3 GENERAL PLANES REFINED ATOMS (A): 2012 ; 0.007 ; 0.020 REMARK 3 GENERAL PLANES OTHERS (A): NULL ; NULL ; NULL REMARK 3 NON-BONDED CONTACTS REFINED ATOMS (A): 1110 ; 0.240 ; 0.200 REMARK 3 NON-BONDED CONTACTS OTHERS (A): NULL ; NULL ; NULL REMARK 3 NON-BONDED TORSION REFINED ATOMS (A): 1741 ; 0.313 ; 0.200 REMARK 3 NON-BONDED TORSION OTHERS (A): NULL ; NULL ; NULL REMARK 3 H-BOND (X...Y) REFINED ATOMS (A): 46 ; 0.146 ; 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): 12 ; 0.299 ; 0.200 REMARK 3 SYMMETRY VDW OTHERS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY H-BOND REFINED ATOMS (A): 5 ; 0.155 ; 0.200 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): 1527 ; 0.780 ; 1.500 REMARK 3 MAIN-CHAIN BOND OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 MAIN-CHAIN ANGLE REFINED ATOMS (A**2): 2398 ; 1.367 ; 2.000 REMARK 3 MAIN-CHAIN ANGLE OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 SIDE-CHAIN BOND REFINED ATOMS (A**2): 1262 ; 2.074 ; 3.000 REMARK 3 SIDE-CHAIN BOND OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 SIDE-CHAIN ANGLE REFINED ATOMS (A**2): 1158 ; 3.220 ; 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 : 1.20 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 THE RIDING REMARK 3 POSITIONS. REMARK 4 REMARK 4 2C0K COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBE ON 05-SEP-05. REMARK 100 THE DEPOSITION ID IS D_1290025527. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 04-FEB-97 REMARK 200 TEMPERATURE (KELVIN) : 100.0 REMARK 200 PH : 7.50 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 RU200 REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 1.5418 REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : IMAGE PLATE REMARK 200 DETECTOR MANUFACTURER : MAR SCANNER 345 MM PLATE REMARK 200 INTENSITY-INTEGRATION SOFTWARE : MOSFLM REMARK 200 DATA SCALING SOFTWARE : SCALA REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 11160 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.600 REMARK 200 RESOLUTION RANGE LOW (A) : 27.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : 0.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 98.0 REMARK 200 DATA REDUNDANCY : 5.000 REMARK 200 R MERGE (I) : 0.09000 REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : 7.0000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : NULL REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : NULL REMARK 200 COMPLETENESS FOR SHELL (%) : NULL REMARK 200 DATA REDUNDANCY IN SHELL : NULL REMARK 200 R MERGE FOR SHELL (I) : NULL REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 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: MOLREP REMARK 200 STARTING MODEL: PDB ENTRY 2BK9 REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 55.00 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.70 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: PEG 4000 25%, 20 MM TRIS PH 7.5, PH REMARK 280 7.50 REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 31 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -Y,X-Y,Z+1/3 REMARK 290 3555 -X+Y,-X,Z+2/3 REMARK 290 REMARK 290 WHERE NNN -> OPERATOR NUMBER REMARK 290 MMM -> TRANSLATION VECTOR REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY TRANSFORMATIONS REMARK 290 THE FOLLOWING TRANSFORMATIONS OPERATE ON THE ATOM/HETATM REMARK 290 RECORDS IN THIS ENTRY TO PRODUCE CRYSTALLOGRAPHICALLY REMARK 290 RELATED MOLECULES. REMARK 290 SMTRY1 1 1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 1 0.000000 1.000000 0.000000 0.00000 REMARK 290 SMTRY3 1 0.000000 0.000000 1.000000 0.00000 REMARK 290 SMTRY1 2 -0.500000 -0.866025 0.000000 0.00000 REMARK 290 SMTRY2 2 0.866025 -0.500000 0.000000 0.00000 REMARK 290 SMTRY3 2 0.000000 0.000000 1.000000 48.41500 REMARK 290 SMTRY1 3 -0.500000 0.866025 0.000000 0.00000 REMARK 290 SMTRY2 3 -0.866025 -0.500000 0.000000 0.00000 REMARK 290 SMTRY3 3 0.000000 0.000000 1.000000 96.83000 REMARK 290 REMARK 290 REMARK: NULL REMARK 300 REMARK 300 BIOMOLECULE: 1, 2 REMARK 300 SEE REMARK 350 FOR THE AUTHOR PROVIDED AND/OR PROGRAM REMARK 300 GENERATED ASSEMBLY INFORMATION FOR THE STRUCTURE IN REMARK 300 THIS ENTRY. THE REMARK MAY ALSO PROVIDE INFORMATION ON REMARK 300 BURIED SURFACE AREA. REMARK 350 REMARK 350 COORDINATES FOR A COMPLETE MULTIMER REPRESENTING THE KNOWN REMARK 350 BIOLOGICALLY SIGNIFICANT OLIGOMERIZATION STATE OF THE REMARK 350 MOLECULE CAN BE GENERATED BY APPLYING BIOMT TRANSFORMATIONS REMARK 350 GIVEN BELOW. BOTH NON-CRYSTALLOGRAPHIC AND REMARK 350 CRYSTALLOGRAPHIC OPERATIONS ARE GIVEN. REMARK 350 REMARK 350 BIOMOLECULE: 1 REMARK 350 AUTHOR DETERMINED BIOLOGICAL UNIT: MONOMERIC REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: MONOMERIC REMARK 350 SOFTWARE USED: PQS REMARK 350 APPLY THE FOLLOWING TO CHAINS: A REMARK 350 BIOMT1 1 1.000000 0.000000 0.000000 0.00000 REMARK 350 BIOMT2 1 0.000000 1.000000 0.000000 0.00000 REMARK 350 BIOMT3 1 0.000000 0.000000 1.000000 0.00000 REMARK 350 REMARK 350 BIOMOLECULE: 2 REMARK 350 AUTHOR DETERMINED BIOLOGICAL UNIT: MONOMERIC REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: MONOMERIC REMARK 350 SOFTWARE USED: PQS REMARK 350 APPLY THE FOLLOWING TO CHAINS: 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 GLY A 151 REMARK 465 MET B 150 REMARK 465 GLY B 151 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 84 CD CE NZ REMARK 470 GLU A 99 CB CG CD OE1 OE2 REMARK 470 LYS A 123 CG CD CE NZ REMARK 470 MET A 150 C O CB CG SD CE REMARK 470 PHE B 50 CG CD1 CD2 CE1 CE2 CZ REMARK 470 GLU B 55 CB CG CD OE1 OE2 REMARK 470 ARG B 65 NE CZ NH1 NH2 REMARK 470 LYS B 84 CG CD CE NZ REMARK 470 LYS B 85 CG CD CE NZ REMARK 470 LYS B 100 CE NZ REMARK 470 LYS B 101 CE NZ REMARK 470 LYS B 123 CG CD CE NZ 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 2 164.85 -48.50 REMARK 500 GLU A 47 0.84 -67.94 REMARK 500 ALA A 148 11.89 -66.59 REMARK 500 LYS B 19 57.23 -143.94 REMARK 500 PRO B 54 0.13 -68.83 REMARK 500 LYS B 101 83.35 -69.13 REMARK 500 ALA B 148 20.00 -68.55 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 A1152 FE REMARK 620 N RES CSSEQI ATOM REMARK 620 1 HIS A 97 NE2 REMARK 620 2 HEM A1152 NA 93.5 REMARK 620 3 HEM A1152 NB 89.2 89.2 REMARK 620 4 HEM A1152 NC 82.4 174.3 86.8 REMARK 620 5 HEM A1152 ND 89.8 88.5 177.5 95.4 REMARK 620 6 OXY A1153 O1 170.8 78.9 95.8 105.6 84.9 REMARK 620 7 OXY A1153 O2 158.4 107.7 86.5 76.2 95.2 30.4 REMARK 620 N 1 2 3 4 5 6 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 HEM B1152 FE REMARK 620 N RES CSSEQI ATOM REMARK 620 1 HIS B 97 NE2 REMARK 620 2 HEM B1152 NA 93.9 REMARK 620 3 HEM B1152 NB 90.9 88.5 REMARK 620 4 HEM B1152 NC 89.1 175.3 87.8 REMARK 620 5 HEM B1152 ND 91.0 89.4 177.2 94.2 REMARK 620 6 OXY B1153 O2 172.3 86.7 81.4 89.9 96.6 REMARK 620 7 OXY B1153 O1 157.2 99.7 107.6 78.7 71.0 29.1 REMARK 620 N 1 2 3 4 5 6 REMARK 800 REMARK 800 SITE REMARK 800 SITE_IDENTIFIER: AC1 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE HEM A1152 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE OXY A1153 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC3 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE HEM B1152 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC4 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE OXY B1153 DBREF 2C0K A 1 151 UNP O96457 O96457_9DIPT 1 151 DBREF 2C0K B 1 151 UNP O96457 O96457_9DIPT 1 151 SEQRES 1 A 151 MET ASN SER GLU GLU VAL ASN ASP ILE LYS ARG THR TRP SEQRES 2 A 151 GLU VAL VAL ALA ALA LYS MET THR GLU ALA GLY VAL GLU SEQRES 3 A 151 MET LEU LYS ARG TYR PHE LYS LYS TYR PRO HIS ASN LEU SEQRES 4 A 151 ASN HIS PHE PRO TRP PHE LYS GLU ILE PRO PHE ASP ASP SEQRES 5 A 151 LEU PRO GLU ASN ALA ARG PHE LYS THR HIS GLY THR ARG SEQRES 6 A 151 ILE LEU ARG GLN VAL ASP GLU GLY VAL LYS ALA LEU SER SEQRES 7 A 151 VAL ASP PHE GLY ASP LYS LYS PHE ASP ASP VAL TRP LYS SEQRES 8 A 151 LYS LEU ALA GLN THR HIS HIS GLU LYS LYS VAL GLU ARG SEQRES 9 A 151 ARG SER TYR ASN GLU LEU LYS ASP ILE ILE ILE GLU VAL SEQRES 10 A 151 VAL CYS SER CYS VAL LYS LEU ASN GLU LYS GLN VAL HIS SEQRES 11 A 151 ALA TYR HIS LYS PHE PHE ASP ARG ALA TYR ASP ILE ALA SEQRES 12 A 151 PHE ALA GLU MET ALA LYS MET GLY SEQRES 1 B 151 MET ASN SER GLU GLU VAL ASN ASP ILE LYS ARG THR TRP SEQRES 2 B 151 GLU VAL VAL ALA ALA LYS MET THR GLU ALA GLY VAL GLU SEQRES 3 B 151 MET LEU LYS ARG TYR PHE LYS LYS TYR PRO HIS ASN LEU SEQRES 4 B 151 ASN HIS PHE PRO TRP PHE LYS GLU ILE PRO PHE ASP ASP SEQRES 5 B 151 LEU PRO GLU ASN ALA ARG PHE LYS THR HIS GLY THR ARG SEQRES 6 B 151 ILE LEU ARG GLN VAL ASP GLU GLY VAL LYS ALA LEU SER SEQRES 7 B 151 VAL ASP PHE GLY ASP LYS LYS PHE ASP ASP VAL TRP LYS SEQRES 8 B 151 LYS LEU ALA GLN THR HIS HIS GLU LYS LYS VAL GLU ARG SEQRES 9 B 151 ARG SER TYR ASN GLU LEU LYS ASP ILE ILE ILE GLU VAL SEQRES 10 B 151 VAL CYS SER CYS VAL LYS LEU ASN GLU LYS GLN VAL HIS SEQRES 11 B 151 ALA TYR HIS LYS PHE PHE ASP ARG ALA TYR ASP ILE ALA SEQRES 12 B 151 PHE ALA GLU MET ALA LYS MET GLY HET HEM A1152 43 HET OXY A1153 2 HET HEM B1152 43 HET OXY B1153 2 HETNAM HEM PROTOPORPHYRIN IX CONTAINING FE HETNAM OXY OXYGEN MOLECULE HETSYN HEM HEME FORMUL 3 HEM 2(C34 H32 FE N4 O4) FORMUL 4 OXY 2(O2) FORMUL 7 HOH *6(H2 O) HELIX 1 1 ASN A 2 ALA A 18 1 17 HELIX 2 2 LYS A 19 TYR A 35 1 17 HELIX 3 3 PRO A 36 HIS A 41 5 6 HELIX 4 4 PHE A 42 GLU A 47 1 6 HELIX 5 5 PRO A 49 GLU A 55 5 7 HELIX 6 6 ASN A 56 ALA A 76 1 21 HELIX 7 7 SER A 78 GLY A 82 5 5 HELIX 8 8 ASP A 83 HIS A 98 1 16 HELIX 9 9 GLU A 103 VAL A 122 1 20 HELIX 10 10 ASN A 125 ALA A 148 1 24 HELIX 11 11 ASN B 2 ALA B 18 1 17 HELIX 12 12 LYS B 19 TYR B 35 1 17 HELIX 13 13 PRO B 36 HIS B 41 5 6 HELIX 14 14 PHE B 42 ILE B 48 1 7 HELIX 15 15 PRO B 49 LEU B 53 5 5 HELIX 16 16 ASN B 56 LEU B 77 1 22 HELIX 17 17 SER B 78 GLY B 82 5 5 HELIX 18 18 LYS B 84 HIS B 98 1 15 HELIX 19 19 GLU B 103 VAL B 122 1 20 HELIX 20 20 ASN B 125 ALA B 148 1 24 LINK NE2 HIS A 97 FE HEM A1152 1555 1555 1.96 LINK FE HEM A1152 O1 OXY A1153 1555 1555 1.85 LINK FE HEM A1152 O2 OXY A1153 1555 1555 2.36 LINK NE2 HIS B 97 FE HEM B1152 1555 1555 2.04 LINK FE HEM B1152 O2 OXY B1153 1555 1555 2.18 LINK FE HEM B1152 O1 OXY B1153 1555 1555 2.47 SITE 1 AC1 15 TYR A 31 HIS A 41 PHE A 42 TRP A 44 SITE 2 AC1 15 ARG A 58 HIS A 62 ARG A 65 ILE A 66 SITE 3 AC1 15 GLN A 69 LEU A 93 HIS A 97 VAL A 102 SITE 4 AC1 15 SER A 106 TYR A 140 OXY A1153 SITE 1 AC2 3 HIS A 62 ILE A 66 HEM A1152 SITE 1 AC3 14 TYR B 31 HIS B 41 PHE B 42 TRP B 44 SITE 2 AC3 14 ARG B 58 HIS B 62 ILE B 66 GLN B 69 SITE 3 AC3 14 HIS B 97 SER B 106 TYR B 107 LEU B 110 SITE 4 AC3 14 TYR B 140 OXY B1153 SITE 1 AC4 4 PHE B 42 HIS B 62 ILE B 66 HEM B1152 CRYST1 47.697 47.697 145.245 90.00 90.00 120.00 P 31 6 ORIGX1 1.000000 0.000000 0.000000 0.00000 ORIGX2 0.000000 1.000000 0.000000 0.00000 ORIGX3 0.000000 0.000000 1.000000 0.00000 SCALE1 0.020966 0.012105 0.000000 0.00000 SCALE2 0.000000 0.024209 0.000000 0.00000 SCALE3 0.000000 0.000000 0.006885 0.00000 MTRIX1 1 -0.178870 0.983870 -0.003480 0.11482 1 MTRIX2 1 0.983870 0.178860 -0.001560 0.07935 1 MTRIX3 1 -0.000910 -0.003700 -0.999990 0.34739 1