HEADER OXYGEN STORAGE/TRANSPORT 03-APR-06 2GKN TITLE CRYSTAL STRUCTURE OF MYCOBACTERIUM TUBERCULOSIS TRHBN, GLNE11VAL TITLE 2 MUTANT COMPND MOL_ID: 1; COMPND 2 MOLECULE: HEMOGLOBIN-LIKE PROTEIN HBN; COMPND 3 CHAIN: A, B; COMPND 4 SYNONYM: TRUNCATED HEMOGLOBIN; TRHBN; FLAVOHEMOGLOBIN; COMPND 5 ENGINEERED: YES; COMPND 6 MUTATION: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: MYCOBACTERIUM TUBERCULOSIS; SOURCE 3 ORGANISM_TAXID: 1773; SOURCE 4 GENE: GLBN; SOURCE 5 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 6 EXPRESSION_SYSTEM_TAXID: 562 KEYWDS TRUNCATED HEMOGLOBIN; MUTANT, OXYGEN STORAGE-TRANSPORT COMPLEX EXPDTA X-RAY DIFFRACTION AUTHOR M.MILANI,M.BOLOGNESI REVDAT 4 14-FEB-24 2GKN 1 REMARK REVDAT 3 20-OCT-21 2GKN 1 REMARK SEQADV LINK REVDAT 2 24-FEB-09 2GKN 1 VERSN REVDAT 1 19-SEP-06 2GKN 0 JRNL AUTH Y.OUELLET,M.MILANI,M.COUTURE,M.BOLOGNESI,M.GUERTIN JRNL TITL LIGAND INTERACTIONS IN THE DISTAL HEME POCKET OF JRNL TITL 2 MYCOBACTERIUM TUBERCULOSIS TRUNCATED HEMOGLOBIN N: ROLES OF JRNL TITL 3 TYRB10 AND GLNE11 RESIDUES JRNL REF BIOCHEMISTRY V. 45 8770 2006 JRNL REFN ISSN 0006-2960 JRNL PMID 16846220 JRNL DOI 10.1021/BI060112O REMARK 2 REMARK 2 RESOLUTION. 2.10 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : REFMAC 5.2 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) : 2.10 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 51.43 REMARK 3 DATA CUTOFF (SIGMA(F)) : 0.000 REMARK 3 COMPLETENESS FOR RANGE (%) : 72.1 REMARK 3 NUMBER OF REFLECTIONS : 10631 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) : 0.212 REMARK 3 R VALUE (WORKING SET) : 0.208 REMARK 3 FREE R VALUE : 0.285 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 5.100 REMARK 3 FREE R VALUE TEST SET COUNT : 571 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) : 2.10 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 2.16 REMARK 3 REFLECTION IN BIN (WORKING SET) : 723 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : 68.14 REMARK 3 BIN R VALUE (WORKING SET) : 0.2670 REMARK 3 BIN FREE R VALUE SET COUNT : 49 REMARK 3 BIN FREE R VALUE : 0.3900 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 1900 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 91 REMARK 3 SOLVENT ATOMS : 49 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : NULL REMARK 3 MEAN B VALUE (OVERALL, A**2) : 21.36 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : -0.35000 REMARK 3 B22 (A**2) : 1.40000 REMARK 3 B33 (A**2) : -1.05000 REMARK 3 B12 (A**2) : 0.00000 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): 0.451 REMARK 3 ESU BASED ON FREE R VALUE (A): 0.298 REMARK 3 ESU BASED ON MAXIMUM LIKELIHOOD (A): 0.180 REMARK 3 ESU FOR B VALUES BASED ON MAXIMUM LIKELIHOOD (A**2): 6.929 REMARK 3 REMARK 3 CORRELATION COEFFICIENTS. REMARK 3 CORRELATION COEFFICIENT FO-FC : 0.937 REMARK 3 CORRELATION COEFFICIENT FO-FC FREE : 0.864 REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES COUNT RMS WEIGHT REMARK 3 BOND LENGTHS REFINED ATOMS (A): 2040 ; 0.008 ; 0.022 REMARK 3 BOND LENGTHS OTHERS (A): NULL ; NULL ; NULL REMARK 3 BOND ANGLES REFINED ATOMS (DEGREES): 2792 ; 1.130 ; 2.098 REMARK 3 BOND ANGLES OTHERS (DEGREES): NULL ; NULL ; NULL REMARK 3 TORSION ANGLES, PERIOD 1 (DEGREES): 251 ; 4.668 ; 5.000 REMARK 3 TORSION ANGLES, PERIOD 2 (DEGREES): 76 ;29.645 ;23.158 REMARK 3 TORSION ANGLES, PERIOD 3 (DEGREES): 315 ;14.068 ;15.000 REMARK 3 TORSION ANGLES, PERIOD 4 (DEGREES): 12 ;12.691 ;15.000 REMARK 3 CHIRAL-CENTER RESTRAINTS (A**3): 307 ; 0.071 ; 0.200 REMARK 3 GENERAL PLANES REFINED ATOMS (A): 1536 ; 0.003 ; 0.020 REMARK 3 GENERAL PLANES OTHERS (A): NULL ; NULL ; NULL REMARK 3 NON-BONDED CONTACTS REFINED ATOMS (A): 954 ; 0.191 ; 0.200 REMARK 3 NON-BONDED CONTACTS OTHERS (A): NULL ; NULL ; NULL REMARK 3 NON-BONDED TORSION REFINED ATOMS (A): 1403 ; 0.293 ; 0.200 REMARK 3 NON-BONDED TORSION OTHERS (A): NULL ; NULL ; NULL REMARK 3 H-BOND (X...Y) REFINED ATOMS (A): 59 ; 0.130 ; 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): 46 ; 0.172 ; 0.200 REMARK 3 SYMMETRY VDW OTHERS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY H-BOND REFINED ATOMS (A): 8 ; 0.251 ; 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): 1247 ; 1.327 ; 2.000 REMARK 3 MAIN-CHAIN BOND OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 MAIN-CHAIN ANGLE REFINED ATOMS (A**2): 2002 ; 2.200 ; 3.000 REMARK 3 MAIN-CHAIN ANGLE OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 SIDE-CHAIN BOND REFINED ATOMS (A**2): 823 ; 3.546 ; 4.000 REMARK 3 SIDE-CHAIN BOND OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 SIDE-CHAIN ANGLE REFINED ATOMS (A**2): 790 ; 4.957 ; 6.000 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 2GKN COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 28-APR-06. REMARK 100 THE DEPOSITION ID IS D_1000037236. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 21-JUL-05 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : 7.6 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : ESRF REMARK 200 BEAMLINE : ID14-1 REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 0.934 REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : CCD REMARK 200 DETECTOR MANUFACTURER : NULL REMARK 200 INTENSITY-INTEGRATION SOFTWARE : MOSFLM REMARK 200 DATA SCALING SOFTWARE : MOSFLM REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 10631 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.100 REMARK 200 RESOLUTION RANGE LOW (A) : 51.430 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : 0.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 73.2 REMARK 200 DATA REDUNDANCY : 2.500 REMARK 200 R MERGE (I) : 0.14300 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) : 2.10 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 2.21 REMARK 200 COMPLETENESS FOR SHELL (%) : 64.7 REMARK 200 DATA REDUNDANCY IN SHELL : NULL REMARK 200 R MERGE FOR SHELL (I) : 0.64700 REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 FOR SHELL : 1.400 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: NULL REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 44.40 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.21 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: DI-POTASSIUM HYDROGEN PHOSPHATE + REMARK 280 SODIUM DIHYDROGEN PHOSPHATE 1.8 M, PH 7.6, VAPOR DIFFUSION, 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 22.51700 REMARK 290 SMTRY2 2 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 2 0.000000 0.000000 1.000000 45.48700 REMARK 290 SMTRY1 3 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 31.19400 REMARK 290 SMTRY3 3 0.000000 0.000000 -1.000000 45.48700 REMARK 290 SMTRY1 4 1.000000 0.000000 0.000000 22.51700 REMARK 290 SMTRY2 4 0.000000 -1.000000 0.000000 31.19400 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 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 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 MET A 1 REMARK 465 GLY A 129 REMARK 465 GLU A 130 REMARK 465 SER A 131 REMARK 465 THR A 132 REMARK 465 THR A 133 REMARK 465 ALA A 134 REMARK 465 PRO A 135 REMARK 465 VAL A 136 REMARK 465 MET B 1 REMARK 465 SER B 128 REMARK 465 GLY B 129 REMARK 465 GLU B 130 REMARK 465 SER B 131 REMARK 465 THR B 132 REMARK 465 THR B 133 REMARK 465 ALA B 134 REMARK 465 PRO B 135 REMARK 465 VAL B 136 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 SER A 128 O REMARK 470 THR B 127 O 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 144 FE REMARK 620 N RES CSSEQI ATOM REMARK 620 1 HIS A 81 NE2 REMARK 620 2 HEM A 144 NA 88.1 REMARK 620 3 HEM A 144 NB 89.1 87.1 REMARK 620 4 HEM A 144 NC 91.0 177.8 90.9 REMARK 620 5 HEM A 144 ND 89.4 91.1 177.6 90.9 REMARK 620 6 CYN A 145 C 173.0 84.9 90.6 96.0 90.7 REMARK 620 N 1 2 3 4 5 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 HEM B 144 FE REMARK 620 N RES CSSEQI ATOM REMARK 620 1 HIS B 81 NE2 REMARK 620 2 HEM B 144 NA 94.0 REMARK 620 3 HEM B 144 NB 91.4 91.5 REMARK 620 4 HEM B 144 NC 89.3 176.7 88.2 REMARK 620 5 HEM B 144 ND 91.2 89.2 177.2 90.9 REMARK 620 6 CYN B 145 C 171.4 82.8 96.6 94.0 80.8 REMARK 620 7 CYN B 145 N 162.0 103.8 90.3 72.9 86.9 21.8 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 NA B 137 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE CYN A 145 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC3 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE CYN B 145 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC4 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE HEM A 144 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC5 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE HEM B 144 REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 1RTE RELATED DB: PDB REMARK 900 RELATED ID: 2GKM RELATED DB: PDB REMARK 900 RELATED ID: 2GL3 RELATED DB: PDB REMARK 900 RELATED ID: 2GLN RELATED DB: PDB DBREF 2GKN A 1 136 UNP P0A592 GLBN_MYCTU 1 136 DBREF 2GKN B 1 136 UNP P0A592 GLBN_MYCTU 1 136 SEQADV 2GKN VAL A 58 UNP P0A592 GLN 58 ENGINEERED MUTATION SEQADV 2GKN VAL B 58 UNP P0A592 GLN 58 ENGINEERED MUTATION SEQRES 1 A 136 MET GLY LEU LEU SER ARG LEU ARG LYS ARG GLU PRO ILE SEQRES 2 A 136 SER ILE TYR ASP LYS ILE GLY GLY HIS GLU ALA ILE GLU SEQRES 3 A 136 VAL VAL VAL GLU ASP PHE TYR VAL ARG VAL LEU ALA ASP SEQRES 4 A 136 ASP GLN LEU SER ALA PHE PHE SER GLY THR ASN MET SER SEQRES 5 A 136 ARG LEU LYS GLY LYS VAL VAL GLU PHE PHE ALA ALA ALA SEQRES 6 A 136 LEU GLY GLY PRO GLU PRO TYR THR GLY ALA PRO MET LYS SEQRES 7 A 136 GLN VAL HIS GLN GLY ARG GLY ILE THR MET HIS HIS PHE SEQRES 8 A 136 SER LEU VAL ALA GLY HIS LEU ALA ASP ALA LEU THR ALA SEQRES 9 A 136 ALA GLY VAL PRO SER GLU THR ILE THR GLU ILE LEU GLY SEQRES 10 A 136 VAL ILE ALA PRO LEU ALA VAL ASP VAL THR SER GLY GLU SEQRES 11 A 136 SER THR THR ALA PRO VAL SEQRES 1 B 136 MET GLY LEU LEU SER ARG LEU ARG LYS ARG GLU PRO ILE SEQRES 2 B 136 SER ILE TYR ASP LYS ILE GLY GLY HIS GLU ALA ILE GLU SEQRES 3 B 136 VAL VAL VAL GLU ASP PHE TYR VAL ARG VAL LEU ALA ASP SEQRES 4 B 136 ASP GLN LEU SER ALA PHE PHE SER GLY THR ASN MET SER SEQRES 5 B 136 ARG LEU LYS GLY LYS VAL VAL GLU PHE PHE ALA ALA ALA SEQRES 6 B 136 LEU GLY GLY PRO GLU PRO TYR THR GLY ALA PRO MET LYS SEQRES 7 B 136 GLN VAL HIS GLN GLY ARG GLY ILE THR MET HIS HIS PHE SEQRES 8 B 136 SER LEU VAL ALA GLY HIS LEU ALA ASP ALA LEU THR ALA SEQRES 9 B 136 ALA GLY VAL PRO SER GLU THR ILE THR GLU ILE LEU GLY SEQRES 10 B 136 VAL ILE ALA PRO LEU ALA VAL ASP VAL THR SER GLY GLU SEQRES 11 B 136 SER THR THR ALA PRO VAL HET CYN A 145 2 HET HEM A 144 43 HET NA B 137 1 HET CYN B 145 2 HET HEM B 144 43 HETNAM CYN CYANIDE ION HETNAM HEM PROTOPORPHYRIN IX CONTAINING FE HETNAM NA SODIUM ION HETSYN HEM HEME FORMUL 3 CYN 2(C N 1-) FORMUL 4 HEM 2(C34 H32 FE N4 O4) FORMUL 5 NA NA 1+ FORMUL 8 HOH *49(H2 O) HELIX 1 1 GLY A 2 LYS A 9 1 8 HELIX 2 2 SER A 14 GLY A 20 1 7 HELIX 3 3 GLY A 20 ALA A 38 1 19 HELIX 4 4 LEU A 42 SER A 47 5 6 HELIX 5 5 ASN A 50 LEU A 66 1 17 HELIX 6 6 PRO A 76 GLN A 82 1 7 HELIX 7 7 THR A 87 ALA A 105 1 19 HELIX 8 8 PRO A 108 ALA A 120 1 13 HELIX 9 9 LEU A 122 THR A 127 1 6 HELIX 10 10 GLY B 2 LYS B 9 1 8 HELIX 11 11 SER B 14 GLY B 20 1 7 HELIX 12 12 GLY B 20 ASP B 39 1 20 HELIX 13 13 LEU B 42 SER B 47 5 6 HELIX 14 14 ASN B 50 LEU B 66 1 17 HELIX 15 15 PRO B 76 GLN B 82 1 7 HELIX 16 16 THR B 87 ALA B 105 1 19 HELIX 17 17 PRO B 108 ALA B 120 1 13 HELIX 18 18 LEU B 122 THR B 127 1 6 LINK NE2 HIS A 81 FE HEM A 144 1555 1555 2.20 LINK FE HEM A 144 C CYN A 145 1555 1555 2.33 LINK NE2 HIS B 81 FE HEM B 144 1555 1555 2.03 LINK O GLY B 83 NA NA B 137 1555 1555 2.73 LINK FE HEM B 144 C CYN B 145 1555 1555 2.54 LINK FE HEM B 144 N CYN B 145 1555 1555 3.02 SITE 1 AC1 4 GLN A 79 VAL A 80 GLN A 82 GLY B 83 SITE 1 AC2 3 TYR A 33 PHE A 46 HEM A 144 SITE 1 AC3 3 TYR B 33 PHE B 46 HEM B 144 SITE 1 AC4 20 PHE A 45 PHE A 46 THR A 49 ARG A 53 SITE 2 AC4 20 LEU A 54 VAL A 58 PHE A 61 PHE A 62 SITE 3 AC4 20 TYR A 72 GLY A 74 ALA A 75 MET A 77 SITE 4 AC4 20 VAL A 80 HIS A 81 ARG A 84 ILE A 86 SITE 5 AC4 20 PHE A 91 VAL A 94 VAL A 126 CYN A 145 SITE 1 AC5 20 LEU B 42 PHE B 45 PHE B 46 THR B 49 SITE 2 AC5 20 ARG B 53 LEU B 54 VAL B 58 PHE B 61 SITE 3 AC5 20 PHE B 62 TYR B 72 GLY B 74 ALA B 75 SITE 4 AC5 20 MET B 77 VAL B 80 HIS B 81 ARG B 84 SITE 5 AC5 20 ILE B 86 PHE B 91 VAL B 94 CYN B 145 CRYST1 45.034 62.388 90.974 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 0.022205 0.000000 0.000000 0.00000 SCALE2 0.000000 0.016029 0.000000 0.00000 SCALE3 0.000000 0.000000 0.010992 0.00000