HEADER OXIDOREDUCTASE 13-JUN-18 6DS7 TITLE CRYSTAL STRUCTURE OF MHUD R26S MUTANT WITH TWO HEMES BOUND PER ACTIVE TITLE 2 SITE COMPND MOL_ID: 1; COMPND 2 MOLECULE: HEME-DEGRADING MONOOXYGENASE HMOB; COMPND 3 CHAIN: A, B; COMPND 4 SYNONYM: HEME OXYGENASE,MYCOBACTERIAL HEME UTILIZATION DEGRADER,MHUD; COMPND 5 EC: 1.14.14.18; COMPND 6 ENGINEERED: YES; COMPND 7 MUTATION: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: MYCOBACTERIUM TUBERCULOSIS (STRAIN ATCC 25618 / SOURCE 3 H37RV); SOURCE 4 ORGANISM_TAXID: 83332; SOURCE 5 STRAIN: ATCC 25618 / H37RV; SOURCE 6 GENE: MHUD, RV3592; SOURCE 7 EXPRESSION_SYSTEM: ESCHERICHIA COLI BL21(DE3); SOURCE 8 EXPRESSION_SYSTEM_TAXID: 469008 KEYWDS HEME OXYGENASE (DECYCLIZING) ACTIVITY, MONOOXYGENASE ACTIVITY, KEYWDS 2 OXIDOREDUCTASE ACTIVITY, HEME BINDING, METAL ION BINDING, HEME KEYWDS 3 CATABOLIC PROCESS, OXIDATION REDUCTION PROCESS, CELL WALL, PLASMA KEYWDS 4 MEMBRANE, OXIDOREDUCTASE EXPDTA X-RAY DIFFRACTION AUTHOR A.CHAO,C.W.GOULDING REVDAT 3 11-OCT-23 6DS7 1 REMARK REVDAT 2 27-NOV-19 6DS7 1 REMARK REVDAT 1 19-JUN-19 6DS7 0 JRNL AUTH A.CHAO,C.W.GOULDING JRNL TITL CRYSTAL STRUCTURE OF MHUD R26S MUTANT WITH TWO HEMES BOUND JRNL TITL 2 PER ACTIVE SITE JRNL REF TO BE PUBLISHED JRNL REFN REMARK 2 REMARK 2 RESOLUTION. 1.90 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : PHENIX 1.13_2998 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 : NULL REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 1.90 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 50.33 REMARK 3 MIN(FOBS/SIGMA_FOBS) : 1.340 REMARK 3 COMPLETENESS FOR RANGE (%) : 98.9 REMARK 3 NUMBER OF REFLECTIONS : 29276 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 R VALUE (WORKING + TEST SET) : 0.178 REMARK 3 R VALUE (WORKING SET) : 0.173 REMARK 3 FREE R VALUE : 0.227 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 10.040 REMARK 3 FREE R VALUE TEST SET COUNT : 2939 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 50.3428 - 5.2404 1.00 1258 147 0.1626 0.2126 REMARK 3 2 5.2404 - 4.1601 1.00 1282 139 0.1167 0.1441 REMARK 3 3 4.1601 - 3.6344 1.00 1265 149 0.1347 0.1625 REMARK 3 4 3.6344 - 3.3022 1.00 1284 140 0.1431 0.1939 REMARK 3 5 3.3022 - 3.0655 1.00 1258 143 0.1550 0.2258 REMARK 3 6 3.0655 - 2.8848 1.00 1246 140 0.1438 0.2029 REMARK 3 7 2.8848 - 2.7404 1.00 1259 145 0.1578 0.2046 REMARK 3 8 2.7404 - 2.6211 1.00 1280 144 0.1678 0.2395 REMARK 3 9 2.6211 - 2.5202 1.00 1256 133 0.1641 0.2214 REMARK 3 10 2.5202 - 2.4332 0.99 1281 130 0.1668 0.2480 REMARK 3 11 2.4332 - 2.3571 1.00 1274 135 0.1806 0.2665 REMARK 3 12 2.3571 - 2.2898 1.00 1272 152 0.2041 0.2446 REMARK 3 13 2.2898 - 2.2295 0.95 1181 133 0.2685 0.3977 REMARK 3 14 2.2295 - 2.1751 0.99 1264 147 0.2191 0.2708 REMARK 3 15 2.1751 - 2.1256 1.00 1265 110 0.1855 0.2439 REMARK 3 16 2.1256 - 2.0804 0.99 1291 142 0.1778 0.2346 REMARK 3 17 2.0804 - 2.0388 0.97 1211 149 0.2512 0.3581 REMARK 3 18 2.0388 - 2.0003 0.99 1279 127 0.1982 0.2153 REMARK 3 19 2.0003 - 1.9646 1.00 1276 138 0.2319 0.2562 REMARK 3 20 1.9646 - 1.9313 0.99 1237 144 0.2905 0.3028 REMARK 3 21 1.9313 - 1.9001 0.92 1118 152 0.4840 0.5077 REMARK 3 REMARK 3 BULK SOLVENT MODELLING. REMARK 3 METHOD USED : NULL 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) : 0.250 REMARK 3 PHASE ERROR (DEGREES, MAXIMUM-LIKELIHOOD BASED) : 24.990 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 21.39 REMARK 3 MEAN B VALUE (OVERALL, A**2) : 27.40 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 : NULL NULL REMARK 3 ANGLE : NULL NULL REMARK 3 CHIRALITY : NULL NULL REMARK 3 PLANARITY : NULL NULL REMARK 3 DIHEDRAL : NULL NULL REMARK 3 REMARK 3 TLS DETAILS REMARK 3 NUMBER OF TLS GROUPS : 1 REMARK 3 TLS GROUP : 1 REMARK 3 SELECTION: ALL REMARK 3 ORIGIN FOR THE GROUP (A): -14.9314 -3.0651 8.3786 REMARK 3 T TENSOR REMARK 3 T11: 0.0722 T22: 0.0886 REMARK 3 T33: 0.0905 T12: -0.0028 REMARK 3 T13: -0.0005 T23: -0.0147 REMARK 3 L TENSOR REMARK 3 L11: 0.2215 L22: 0.3851 REMARK 3 L33: 0.7869 L12: 0.1562 REMARK 3 L13: -0.1788 L23: 0.0036 REMARK 3 S TENSOR REMARK 3 S11: -0.0253 S12: 0.0383 S13: -0.0175 REMARK 3 S21: -0.0272 S22: 0.0400 S23: 0.0203 REMARK 3 S31: 0.0516 S32: 0.0770 S33: 0.0001 REMARK 3 REMARK 3 NCS DETAILS REMARK 3 NUMBER OF NCS GROUPS : 1 REMARK 3 NCS GROUP : 1 REMARK 3 NCS OPERATOR : 1 REMARK 3 REFERENCE SELECTION: (CHAIN A AND (RESID 2 THROUGH 39 OR RESID REMARK 3 41 THROUGH 55 OR RESID 57 THROUGH 100)) REMARK 3 SELECTION : (CHAIN B AND (RESID 2 THROUGH 39 OR RESID REMARK 3 41 THROUGH 55 OR RESID 57 THROUGH 100)) REMARK 3 ATOM PAIRS NUMBER : 572 REMARK 3 RMSD : NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 6DS7 COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 17-JUN-18. REMARK 100 THE DEPOSITION ID IS D_1000234844. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 17-DEC-13 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : 5.5 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : ALS REMARK 200 BEAMLINE : 8.2.2 REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 1.0 REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : CCD REMARK 200 DETECTOR MANUFACTURER : ADSC QUANTUM 315R REMARK 200 INTENSITY-INTEGRATION SOFTWARE : MOSFLM REMARK 200 DATA SCALING SOFTWARE : AIMLESS REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 29276 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.900 REMARK 200 RESOLUTION RANGE LOW (A) : 50.325 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : NULL REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 99.0 REMARK 200 DATA REDUNDANCY : 2.000 REMARK 200 R MERGE (I) : 0.02947 REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : 12.2300 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 (%) : 96.5 REMARK 200 DATA REDUNDANCY IN SHELL : 2.00 REMARK 200 R MERGE FOR SHELL (I) : 0.21110 REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 FOR SHELL : 2.670 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: 3HX9 REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 46.58 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.30 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 1.6 M AMMONIUM SULFATE, 0.1 M SODIUM REMARK 280 ACETATE, PH 5.5, 0.2 M NACL, VAPOR DIFFUSION, HANGING DROP, REMARK 280 TEMPERATURE 298K 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 19.10500 REMARK 290 SMTRY2 2 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 2 0.000000 0.000000 1.000000 37.04500 REMARK 290 SMTRY1 3 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 34.28550 REMARK 290 SMTRY3 3 0.000000 0.000000 -1.000000 37.04500 REMARK 290 SMTRY1 4 1.000000 0.000000 0.000000 19.10500 REMARK 290 SMTRY2 4 0.000000 -1.000000 0.000000 34.28550 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: 7530 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 9600 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -122.0 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 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 ARG A 79 CG CD NE CZ NH1 NH2 REMARK 470 ARG B 79 CG CD NE CZ NH1 NH2 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 VAL A 30 -24.91 -140.70 REMARK 500 ASN B 32 -7.61 72.61 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 75 NE2 REMARK 620 2 HEM A 201 NA 93.4 REMARK 620 3 HEM A 201 NB 99.1 89.4 REMARK 620 4 HEM A 201 NC 93.6 173.0 88.8 REMARK 620 5 HEM A 201 ND 91.5 92.3 169.1 88.2 REMARK 620 N 1 2 3 4 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 75 NE2 REMARK 620 2 HEM B 201 NA 92.8 REMARK 620 3 HEM B 201 NB 97.1 88.3 REMARK 620 4 HEM B 201 NC 93.7 173.5 91.2 REMARK 620 5 HEM B 201 ND 91.1 90.5 171.8 89.0 REMARK 620 N 1 2 3 4 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 A 202 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC3 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: binding site for residue CL A 203 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC4 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: binding site for residue HEM B 201 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC5 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: binding site for residue HEM B 202 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC6 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: binding site for residue CL B 203 DBREF 6DS7 A 2 100 UNP P9WKH3 MHUD_MYCTU 2 100 DBREF 6DS7 B 2 100 UNP P9WKH3 MHUD_MYCTU 2 100 SEQADV 6DS7 SER A 26 UNP P9WKH3 ARG 26 ENGINEERED MUTATION SEQADV 6DS7 SER B 26 UNP P9WKH3 ARG 26 ENGINEERED MUTATION SEQRES 1 A 99 PRO VAL VAL LYS ILE ASN ALA ILE GLU VAL PRO ALA GLY SEQRES 2 A 99 ALA GLY PRO GLU LEU GLU LYS ARG PHE ALA HIS SER ALA SEQRES 3 A 99 HIS ALA VAL GLU ASN SER PRO GLY PHE LEU GLY PHE GLN SEQRES 4 A 99 LEU LEU ARG PRO VAL LYS GLY GLU GLU ARG TYR PHE VAL SEQRES 5 A 99 VAL THR HIS TRP GLU SER ASP GLU ALA PHE GLN ALA TRP SEQRES 6 A 99 ALA ASN GLY PRO ALA ILE ALA ALA HIS ALA GLY HIS ARG SEQRES 7 A 99 ALA ASN PRO VAL ALA THR GLY ALA SER LEU LEU GLU PHE SEQRES 8 A 99 GLU VAL VAL LEU ASP VAL GLY GLY SEQRES 1 B 99 PRO VAL VAL LYS ILE ASN ALA ILE GLU VAL PRO ALA GLY SEQRES 2 B 99 ALA GLY PRO GLU LEU GLU LYS ARG PHE ALA HIS SER ALA SEQRES 3 B 99 HIS ALA VAL GLU ASN SER PRO GLY PHE LEU GLY PHE GLN SEQRES 4 B 99 LEU LEU ARG PRO VAL LYS GLY GLU GLU ARG TYR PHE VAL SEQRES 5 B 99 VAL THR HIS TRP GLU SER ASP GLU ALA PHE GLN ALA TRP SEQRES 6 B 99 ALA ASN GLY PRO ALA ILE ALA ALA HIS ALA GLY HIS ARG SEQRES 7 B 99 ALA ASN PRO VAL ALA THR GLY ALA SER LEU LEU GLU PHE SEQRES 8 B 99 GLU VAL VAL LEU ASP VAL GLY GLY HET HEM A 201 43 HET HEM A 202 43 HET CL A 203 1 HET HEM B 201 43 HET HEM B 202 43 HET CL B 203 1 HETNAM HEM PROTOPORPHYRIN IX CONTAINING FE HETNAM CL CHLORIDE ION HETSYN HEM HEME FORMUL 3 HEM 4(C34 H32 FE N4 O4) FORMUL 5 CL 2(CL 1-) FORMUL 9 HOH *125(H2 O) HELIX 1 AA1 ALA A 15 ALA A 24 1 10 HELIX 2 AA2 SER A 26 VAL A 30 5 5 HELIX 3 AA3 SER A 59 GLY A 69 1 11 HELIX 4 AA4 GLY A 69 ALA A 74 1 6 HELIX 5 AA5 ALA B 15 HIS B 25 1 11 HELIX 6 AA6 SER B 26 VAL B 30 5 5 HELIX 7 AA7 SER B 59 GLY B 69 1 11 HELIX 8 AA8 GLY B 69 ALA B 74 1 6 SHEET 1 AA1 9 VAL A 3 GLU A 10 0 SHEET 2 AA1 9 TYR A 51 TRP A 57 -1 O TYR A 51 N ILE A 9 SHEET 3 AA1 9 PHE A 36 LYS A 46 -1 N LEU A 37 O HIS A 56 SHEET 4 AA1 9 GLY B 86 GLY B 99 -1 O GLU B 91 N LYS A 46 SHEET 5 AA1 9 VAL B 3 GLU B 10 -1 N ILE B 6 O LEU B 90 SHEET 6 AA1 9 TYR B 51 TRP B 57 -1 O TRP B 57 N VAL B 3 SHEET 7 AA1 9 PHE B 36 LYS B 46 -1 N LEU B 42 O PHE B 52 SHEET 8 AA1 9 GLY A 86 GLY A 99 -1 N GLU A 91 O VAL B 45 SHEET 9 AA1 9 VAL A 3 GLU A 10 -1 N ILE A 6 O LEU A 90 LINK NE2 HIS A 75 FE HEM A 201 1555 1555 2.24 LINK NE2 HIS B 75 FE HEM B 201 1555 1555 2.22 SITE 1 AC1 15 ARG A 22 HIS A 28 TRP A 66 ALA A 74 SITE 2 AC1 15 HIS A 75 HIS A 78 ARG A 79 ALA A 80 SITE 3 AC1 15 ASN A 81 PRO A 82 HEM A 202 HOH A 301 SITE 4 AC1 15 HOH A 352 ILE B 72 HIS B 75 SITE 1 AC2 18 LYS A 5 ASN A 7 LEU A 19 ARG A 22 SITE 2 AC2 18 PHE A 23 SER A 26 PHE A 39 THR A 55 SITE 3 AC2 18 PHE A 63 TRP A 66 PRO A 82 VAL A 83 SITE 4 AC2 18 ALA A 84 GLY A 86 LEU A 89 HEM A 201 SITE 5 AC2 18 CL A 203 ILE B 72 SITE 1 AC3 3 ASN A 7 VAL A 53 HEM A 202 SITE 1 AC4 12 HIS A 75 ALA A 80 ARG B 22 SER B 26 SITE 2 AC4 12 HIS B 28 ALA B 29 ALA B 74 HIS B 75 SITE 3 AC4 12 HIS B 78 ALA B 80 PRO B 82 HEM B 202 SITE 1 AC5 17 ILE A 72 ASN B 7 ARG B 22 PHE B 23 SITE 2 AC5 17 SER B 26 PHE B 39 THR B 55 PHE B 63 SITE 3 AC5 17 TRP B 66 PRO B 82 VAL B 83 ALA B 84 SITE 4 AC5 17 THR B 85 GLY B 86 HEM B 201 CL B 203 SITE 5 AC5 17 HOH B 305 SITE 1 AC6 4 ASN B 7 PHE B 23 VAL B 53 HEM B 202 CRYST1 38.210 68.571 74.090 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 0.026171 0.000000 0.000000 0.00000 SCALE2 0.000000 0.014583 0.000000 0.00000 SCALE3 0.000000 0.000000 0.013497 0.00000