HEADER OXYGEN STORAGE 09-DEC-11 3VM9 TITLE DIMERIC HORSE MYOGLOBIN COMPND MOL_ID: 1; COMPND 2 MOLECULE: MYOGLOBIN; COMPND 3 CHAIN: A, B SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: EQUUS CABALLUS; SOURCE 3 ORGANISM_COMMON: HORSE; SOURCE 4 ORGANISM_TAXID: 9796 KEYWDS MYOGLOBIN, OXYGEN STORAGE, OXYGEN BINDING, OXYGEN TRANSPORT EXPDTA X-RAY DIFFRACTION AUTHOR S.NAGAO,H.OSUKA,T.YAMADA,T.UNI,Y.SHOMURA,K.IMAI,Y.HIGUCHI,S.HIROTA REVDAT 2 08-NOV-23 3VM9 1 REMARK LINK REVDAT 1 12-SEP-12 3VM9 0 JRNL AUTH S.NAGAO,H.OSUKA,T.YAMADA,T.UNI,Y.SHOMURA,K.IMAI,Y.HIGUCHI, JRNL AUTH 2 S.HIROTA JRNL TITL STRUCTURAL AND OXYGEN BINDING PROPERTIES OF DIMERIC HORSE JRNL TITL 2 MYOGLOBIN JRNL REF DALTON TRANS V. 41 11378 2012 JRNL REFN ISSN 1477-9226 JRNL PMID 22885714 JRNL DOI 10.1039/C2DT30893B REMARK 2 REMARK 2 RESOLUTION. 1.05 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : SHELXL-97 REMARK 3 AUTHORS : G.M.SHELDRICK REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 1.05 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 20.00 REMARK 3 DATA CUTOFF (SIGMA(F)) : 0.000 REMARK 3 COMPLETENESS FOR RANGE (%) : NULL REMARK 3 CROSS-VALIDATION METHOD : NULL REMARK 3 FREE R VALUE TEST SET SELECTION : RANDOM REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT (NO CUTOFF). REMARK 3 R VALUE (WORKING + TEST SET, NO CUTOFF) : NULL REMARK 3 R VALUE (WORKING SET, NO CUTOFF) : 0.128 REMARK 3 FREE R VALUE (NO CUTOFF) : 0.168 REMARK 3 FREE R VALUE TEST SET SIZE (%, NO CUTOFF) : NULL REMARK 3 FREE R VALUE TEST SET COUNT (NO CUTOFF) : 6918 REMARK 3 TOTAL NUMBER OF REFLECTIONS (NO CUTOFF) : 139129 REMARK 3 REMARK 3 FIT/AGREEMENT OF MODEL FOR DATA WITH F>4SIG(F). REMARK 3 R VALUE (WORKING + TEST SET, F>4SIG(F)) : NULL REMARK 3 R VALUE (WORKING SET, F>4SIG(F)) : NULL REMARK 3 FREE R VALUE (F>4SIG(F)) : NULL REMARK 3 FREE R VALUE TEST SET SIZE (%, F>4SIG(F)) : NULL REMARK 3 FREE R VALUE TEST SET COUNT (F>4SIG(F)) : NULL REMARK 3 TOTAL NUMBER OF REFLECTIONS (F>4SIG(F)) : NULL REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 2398 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 88 REMARK 3 SOLVENT ATOMS : 638 REMARK 3 REMARK 3 MODEL REFINEMENT. REMARK 3 OCCUPANCY SUM OF NON-HYDROGEN ATOMS : NULL REMARK 3 OCCUPANCY SUM OF HYDROGEN ATOMS : NULL REMARK 3 NUMBER OF DISCRETELY DISORDERED RESIDUES : NULL REMARK 3 NUMBER OF LEAST-SQUARES PARAMETERS : NULL REMARK 3 NUMBER OF RESTRAINTS : NULL REMARK 3 REMARK 3 RMS DEVIATIONS FROM RESTRAINT TARGET VALUES. REMARK 3 BOND LENGTHS (A) : 0.014 REMARK 3 ANGLE DISTANCES (A) : 0.030 REMARK 3 SIMILAR DISTANCES (NO TARGET VALUES) (A) : NULL REMARK 3 DISTANCES FROM RESTRAINT PLANES (A) : NULL REMARK 3 ZERO CHIRAL VOLUMES (A**3) : 0.078 REMARK 3 NON-ZERO CHIRAL VOLUMES (A**3) : 0.088 REMARK 3 ANTI-BUMPING DISTANCE RESTRAINTS (A) : NULL REMARK 3 RIGID-BOND ADP COMPONENTS (A**2) : NULL REMARK 3 SIMILAR ADP COMPONENTS (A**2) : NULL REMARK 3 APPROXIMATELY ISOTROPIC ADPS (A**2) : NULL REMARK 3 REMARK 3 BULK SOLVENT MODELING. REMARK 3 METHOD USED: NULL REMARK 3 REMARK 3 STEREOCHEMISTRY TARGET VALUES : ENGH & HUBER REMARK 3 SPECIAL CASE: NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 3VM9 COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBJ ON 22-DEC-11. REMARK 100 THE DEPOSITION ID IS D_1000095221. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 09-FEB-10 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : 7.0 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : SPRING-8 REMARK 200 BEAMLINE : BL44XU REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 0.800 REMARK 200 MONOCHROMATOR : SI(111) REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : CCD REMARK 200 DETECTOR MANUFACTURER : RAYONIX MX225HE REMARK 200 INTENSITY-INTEGRATION SOFTWARE : HKL-2000 REMARK 200 DATA SCALING SOFTWARE : HKL-2000 REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 139129 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.050 REMARK 200 RESOLUTION RANGE LOW (A) : 20.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : NULL REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 100.0 REMARK 200 DATA REDUNDANCY : 4.300 REMARK 200 R MERGE (I) : 0.06500 REMARK 200 R SYM (I) : NULL REMARK 200 <I/SIGMA(I)> FOR THE DATA SET : 13.2000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.05 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 1.07 REMARK 200 COMPLETENESS FOR SHELL (%) : 99.5 REMARK 200 DATA REDUNDANCY IN SHELL : 3.50 REMARK 200 R MERGE FOR SHELL (I) : 0.45000 REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 <I/SIGMA(I)> FOR SHELL : 3.100 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 1WLA REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 44.08 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.20 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 10% PEG 6000, 200MM CH3COONA, 0.1M REMARK 280 TRIS-HCL BUFFER, PH 7.0, VAPOR DIFFUSION, SITTING DROP, REMARK 280 TEMPERATURE 277K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 21 21 21 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -X+1/2,-Y,Z+1/2 REMARK 290 3555 -X,Y+1/2,-Z+1/2 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 28.67000 REMARK 290 SMTRY2 2 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 2 0.000000 0.000000 1.000000 41.67700 REMARK 290 SMTRY1 3 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 31.26150 REMARK 290 SMTRY3 3 0.000000 0.000000 -1.000000 41.67700 REMARK 290 SMTRY1 4 1.000000 0.000000 0.000000 28.67000 REMARK 290 SMTRY2 4 0.000000 -1.000000 0.000000 31.26150 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: DIMERIC REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: DIMERIC REMARK 350 SOFTWARE USED: PISA REMARK 350 TOTAL BURIED SURFACE AREA: 8500 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 14360 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -96.0 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 480 REMARK 480 ZERO OCCUPANCY ATOM REMARK 480 THE FOLLOWING RESIDUES HAVE ATOMS MODELED WITH ZERO REMARK 480 OCCUPANCY. THE LOCATION AND PROPERTIES OF THESE ATOMS REMARK 480 MAY NOT BE RELIABLE. (M=MODEL NUMBER; RES=RESIDUE NAME; REMARK 480 C=CHAIN IDENTIFIER; SSEQ=SEQUENCE NUMBER; I=INSERTION CODE): REMARK 480 M RES C SSEQI ATOMS REMARK 480 LYS B 87 CD CE NZ 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 3450 O HOH B 3628 4565 2.18 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 TYR A 146 CB - CG - CD1 ANGL. DEV. = 3.9 DEGREES REMARK 500 LYS B 96 CD - CE - NZ ANGL. DEV. = 16.6 DEGREES REMARK 500 TYR B 146 CB - CG - CD1 ANGL. DEV. = 3.8 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 ASP A 20 73.74 -157.09 REMARK 500 LYS A 96 -64.11 -108.69 REMARK 500 PHE A 123 70.66 -103.71 REMARK 500 LYS B 96 -60.81 -99.32 REMARK 500 PHE B 123 48.00 -148.54 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 154 FE REMARK 620 N RES CSSEQI ATOM REMARK 620 1 HIS A 93 NE2 REMARK 620 2 HEM A 154 NA 89.7 REMARK 620 3 HEM A 154 NB 91.0 89.4 REMARK 620 4 HEM A 154 NC 94.4 175.8 89.5 REMARK 620 5 HEM A 154 ND 93.4 90.3 175.5 90.5 REMARK 620 6 O A 155 O 178.3 92.0 89.5 84.0 86.1 REMARK 620 N 1 2 3 4 5 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 HEM B 154 FE REMARK 620 N RES CSSEQI ATOM REMARK 620 1 HIS B 93 NE2 REMARK 620 2 HEM B 154 NA 90.5 REMARK 620 3 HEM B 154 NB 91.2 89.8 REMARK 620 4 HEM B 154 NC 94.2 175.3 90.2 REMARK 620 5 HEM B 154 ND 92.6 90.0 176.2 89.7 REMARK 620 6 O B 155 O 176.3 93.0 90.0 82.3 86.2 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 O B 155 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE HEM A 154 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC3 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE HEM B 154 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC4 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE O A 155 DBREF 3VM9 A 1 153 UNP P68082 MYG_HORSE 2 154 DBREF 3VM9 B 1 153 UNP P68082 MYG_HORSE 2 154 SEQRES 1 A 153 GLY LEU SER ASP GLY GLU TRP GLN GLN VAL LEU ASN VAL SEQRES 2 A 153 TRP GLY LYS VAL GLU ALA ASP ILE ALA GLY HIS GLY GLN SEQRES 3 A 153 GLU VAL LEU ILE ARG LEU PHE THR GLY HIS PRO GLU THR SEQRES 4 A 153 LEU GLU LYS PHE ASP LYS PHE LYS HIS LEU LYS THR GLU SEQRES 5 A 153 ALA GLU MET LYS ALA SER GLU ASP LEU LYS LYS HIS GLY SEQRES 6 A 153 THR VAL VAL LEU THR ALA LEU GLY GLY ILE LEU LYS LYS SEQRES 7 A 153 LYS GLY HIS HIS GLU ALA GLU LEU LYS PRO LEU ALA GLN SEQRES 8 A 153 SER HIS ALA THR LYS HIS LYS ILE PRO ILE LYS TYR LEU SEQRES 9 A 153 GLU PHE ILE SER ASP ALA ILE ILE HIS VAL LEU HIS SER SEQRES 10 A 153 LYS HIS PRO GLY ASP PHE GLY ALA ASP ALA GLN GLY ALA SEQRES 11 A 153 MET THR LYS ALA LEU GLU LEU PHE ARG ASN ASP ILE ALA SEQRES 12 A 153 ALA LYS TYR LYS GLU LEU GLY PHE GLN GLY SEQRES 1 B 153 GLY LEU SER ASP GLY GLU TRP GLN GLN VAL LEU ASN VAL SEQRES 2 B 153 TRP GLY LYS VAL GLU ALA ASP ILE ALA GLY HIS GLY GLN SEQRES 3 B 153 GLU VAL LEU ILE ARG LEU PHE THR GLY HIS PRO GLU THR SEQRES 4 B 153 LEU GLU LYS PHE ASP LYS PHE LYS HIS LEU LYS THR GLU SEQRES 5 B 153 ALA GLU MET LYS ALA SER GLU ASP LEU LYS LYS HIS GLY SEQRES 6 B 153 THR VAL VAL LEU THR ALA LEU GLY GLY ILE LEU LYS LYS SEQRES 7 B 153 LYS GLY HIS HIS GLU ALA GLU LEU LYS PRO LEU ALA GLN SEQRES 8 B 153 SER HIS ALA THR LYS HIS LYS ILE PRO ILE LYS TYR LEU SEQRES 9 B 153 GLU PHE ILE SER ASP ALA ILE ILE HIS VAL LEU HIS SER SEQRES 10 B 153 LYS HIS PRO GLY ASP PHE GLY ALA ASP ALA GLN GLY ALA SEQRES 11 B 153 MET THR LYS ALA LEU GLU LEU PHE ARG ASN ASP ILE ALA SEQRES 12 B 153 ALA LYS TYR LYS GLU LEU GLY PHE GLN GLY HET O A 155 1 HET HEM A 154 43 HET HEM B 154 43 HET O B 155 1 HETNAM O OXYGEN ATOM HETNAM HEM PROTOPORPHYRIN IX CONTAINING FE HETSYN HEM HEME FORMUL 3 O 2(O) FORMUL 4 HEM 2(C34 H32 FE N4 O4) FORMUL 7 HOH *638(H2 O) HELIX 1 1 SER A 3 ALA A 19 1 17 HELIX 2 2 ASP A 20 HIS A 36 1 17 HELIX 3 3 HIS A 36 GLU A 41 1 6 HELIX 4 4 LYS A 42 LYS A 47 5 6 HELIX 5 5 THR A 51 SER A 58 1 8 HELIX 6 6 SER A 58 LYS A 96 1 39 HELIX 7 7 PRO A 100 HIS A 119 1 20 HELIX 8 8 GLY A 124 LEU A 149 1 26 HELIX 9 9 SER B 3 ASP B 20 1 18 HELIX 10 10 ASP B 20 HIS B 36 1 17 HELIX 11 11 PRO B 37 PHE B 43 5 7 HELIX 12 12 THR B 51 SER B 58 1 8 HELIX 13 13 SER B 58 LYS B 96 1 39 HELIX 14 14 PRO B 100 HIS B 119 1 20 HELIX 15 15 PRO B 120 PHE B 123 5 4 HELIX 16 16 GLY B 124 GLY B 150 1 27 LINK NE2 HIS A 93 FE HEM A 154 1555 1555 2.05 LINK FE HEM A 154 O O A 155 1555 1555 2.10 LINK NE2 HIS B 93 FE HEM B 154 1555 1555 2.03 LINK FE HEM B 154 O O B 155 1555 1555 2.09 SITE 1 AC1 4 PHE A 43 HIS A 64 VAL A 68 HEM B 154 SITE 1 AC2 21 LEU A 89 SER A 92 HIS A 93 HIS A 97 SITE 2 AC2 21 ILE A 99 TYR A 103 O A 155 HOH A1089 SITE 3 AC2 21 HOH A3180 HOH A3190 HOH A3194 HOH A3295 SITE 4 AC2 21 HOH A3390 HOH A3534 THR B 39 LYS B 42 SITE 5 AC2 21 PHE B 43 HIS B 64 VAL B 67 VAL B 68 SITE 6 AC2 21 ALA B 71 SITE 1 AC3 20 THR A 39 LYS A 42 PHE A 43 LYS A 45 SITE 2 AC3 20 HIS A 64 VAL A 67 VAL A 68 LEU B 89 SITE 3 AC3 20 SER B 92 HIS B 93 HIS B 97 ILE B 99 SITE 4 AC3 20 TYR B 103 O B 155 HOH B1036 HOH B1041 SITE 5 AC3 20 HOH B1155 HOH B3224 HOH B3415 HOH B3613 SITE 1 AC4 3 HEM A 154 HIS B 64 VAL B 68 CRYST1 57.340 62.523 83.354 90.00 90.00 90.00 P 21 21 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 0.017431 0.000000 0.000000 0.00000 SCALE2 0.000000 0.015994 0.000000 0.00000 SCALE3 0.000000 0.000000 0.011997 0.00000