HEADER OXIDOREDUCTASE 04-APR-03 1OYK TITLE CRYSTAL STRUCTURES OF THE FERRIC, FERROUS, AND FERROUS-NO FORMS OF THE TITLE 2 ASP140ALA MUTANT OF HUMAN HEME OXYGENASE-1: CATALYTIC IMPLICATIONS COMPND MOL_ID: 1; COMPND 2 MOLECULE: HEME OXYGENASE 1; COMPND 3 CHAIN: A, B; COMPND 4 FRAGMENT: RESIDUES 1-233 OF SWS P09601; COMPND 5 SYNONYM: HO-1; HEME OXYGENASE (DECYCLIZING) 1; COMPND 6 EC: 1.14.99.3; COMPND 7 ENGINEERED: YES; COMPND 8 MUTATION: YES; COMPND 9 OTHER_DETAILS: HEME-COMPLEXED SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: HOMO SAPIENS; SOURCE 3 ORGANISM_COMMON: HUMAN; SOURCE 4 ORGANISM_TAXID: 9606; SOURCE 5 GENE: HMOX1; SOURCE 6 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 7 EXPRESSION_SYSTEM_TAXID: 562; SOURCE 8 EXPRESSION_SYSTEM_STRAIN: DH5ALPHA; SOURCE 9 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID; SOURCE 10 EXPRESSION_SYSTEM_PLASMID: PCWORI KEYWDS HEME OXYGENASE, HEME DEGRADATION, OXIDOREDUCTASE EXPDTA X-RAY DIFFRACTION AUTHOR L.LAD,J.WANG,H.LI,J.FRIEDMAN,P.R.ORTIZ DE MONTELLANO,T.L.POULOS REVDAT 4 16-AUG-23 1OYK 1 REMARK REVDAT 3 27-OCT-21 1OYK 1 REMARK SEQADV REVDAT 2 24-FEB-09 1OYK 1 VERSN REVDAT 1 05-AUG-03 1OYK 0 JRNL AUTH L.LAD,J.WANG,H.LI,J.FRIEDMAN,B.BHASKAR, JRNL AUTH 2 P.R.ORTIZ DE MONTELLANO,T.L.POULOS JRNL TITL CRYSTAL STRUCTURES OF THE FERRIC, FERROUS, AND FERROUS-NO JRNL TITL 2 FORMS OF THE ASP140ALA MUTANT OF HUMAN HEME OXYGENASE-1: JRNL TITL 3 CATALYTIC IMPLICATIONS JRNL REF J.MOL.BIOL. V. 330 527 2003 JRNL REFN ISSN 0022-2836 JRNL PMID 12842469 JRNL DOI 10.1016/S0022-2836(03)00578-3 REMARK 2 REMARK 2 RESOLUTION. 2.59 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : CNS 1.0 REMARK 3 AUTHORS : BRUNGER,ADAMS,CLORE,DELANO,GROS,GROSSE- REMARK 3 : KUNSTLEVE,JIANG,KUSZEWSKI,NILGES,PANNU, REMARK 3 : READ,RICE,SIMONSON,WARREN REMARK 3 REMARK 3 REFINEMENT TARGET : ENGH & HUBER REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 2.59 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 50.00 REMARK 3 DATA CUTOFF (SIGMA(F)) : 0.000 REMARK 3 DATA CUTOFF HIGH (ABS(F)) : NULL REMARK 3 DATA CUTOFF LOW (ABS(F)) : NULL REMARK 3 COMPLETENESS (WORKING+TEST) (%) : 97.8 REMARK 3 NUMBER OF REFLECTIONS : 14071 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 SET) : 0.234 REMARK 3 FREE R VALUE : 0.309 REMARK 3 FREE R VALUE TEST SET SIZE (%) : NULL REMARK 3 FREE R VALUE TEST SET COUNT : NULL REMARK 3 ESTIMATED ERROR OF FREE R VALUE : NULL REMARK 3 REMARK 3 FIT IN THE HIGHEST RESOLUTION BIN. REMARK 3 TOTAL NUMBER OF BINS USED : 10 REMARK 3 BIN RESOLUTION RANGE HIGH (A) : 2.59 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 2.68 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : 9.30 REMARK 3 REFLECTIONS IN BIN (WORKING SET) : NULL REMARK 3 BIN R VALUE (WORKING SET) : 0.3351 REMARK 3 BIN FREE R VALUE : 0.4565 REMARK 3 BIN FREE R VALUE TEST SET SIZE (%) : NULL REMARK 3 BIN FREE R VALUE TEST SET COUNT : 53 REMARK 3 ESTIMATED ERROR OF BIN FREE R VALUE : NULL REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 3484 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 86 REMARK 3 SOLVENT ATOMS : 99 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 ESTIMATED COORDINATE ERROR. REMARK 3 ESD FROM LUZZATI PLOT (A) : 0.52 REMARK 3 ESD FROM SIGMAA (A) : 0.36 REMARK 3 LOW RESOLUTION CUTOFF (A) : 5.00 REMARK 3 REMARK 3 CROSS-VALIDATED ESTIMATED COORDINATE ERROR. REMARK 3 ESD FROM C-V LUZZATI PLOT (A) : 0.41 REMARK 3 ESD FROM C-V SIGMAA (A) : 0.32 REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES. REMARK 3 BOND LENGTHS (A) : 0.008 REMARK 3 BOND ANGLES (DEGREES) : NULL REMARK 3 DIHEDRAL ANGLES (DEGREES) : NULL REMARK 3 IMPROPER ANGLES (DEGREES) : NULL REMARK 3 REMARK 3 ISOTROPIC THERMAL MODEL : ISOTROPIC REMARK 3 REMARK 3 ISOTROPIC THERMAL FACTOR RESTRAINTS. RMS SIGMA REMARK 3 MAIN-CHAIN BOND (A**2) : NULL ; NULL REMARK 3 MAIN-CHAIN ANGLE (A**2) : NULL ; NULL REMARK 3 SIDE-CHAIN BOND (A**2) : NULL ; NULL REMARK 3 SIDE-CHAIN ANGLE (A**2) : NULL ; NULL REMARK 3 REMARK 3 BULK SOLVENT MODELING. REMARK 3 METHOD USED : NULL REMARK 3 KSOL : NULL REMARK 3 BSOL : NULL REMARK 3 REMARK 3 NCS MODEL : NULL REMARK 3 REMARK 3 NCS RESTRAINTS. RMS SIGMA/WEIGHT REMARK 3 GROUP 1 POSITIONAL (A) : NULL ; NULL REMARK 3 GROUP 1 B-FACTOR (A**2) : NULL ; NULL REMARK 3 REMARK 3 PARAMETER FILE 1 : NULL REMARK 3 TOPOLOGY FILE 1 : NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 1OYK COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 10-APR-03. REMARK 100 THE DEPOSITION ID IS D_1000018804. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 18-APR-02 REMARK 200 TEMPERATURE (KELVIN) : 119 REMARK 200 PH : 7.5 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 REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 1.5418 REMARK 200 MONOCHROMATOR : YALE MIRRORS REMARK 200 OPTICS : MIRRORS 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 : SCALEPACK REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 14071 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.590 REMARK 200 RESOLUTION RANGE LOW (A) : 50.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : 2.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 98.7 REMARK 200 DATA REDUNDANCY : 8.100 REMARK 200 R MERGE (I) : 0.07100 REMARK 200 R SYM (I) : 0.06600 REMARK 200 FOR THE DATA SET : 19.8000 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: AMORE REMARK 200 STARTING MODEL: 1QQ8 REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 39.04 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.02 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: AMMOMIUM SULPHATE, 1,6 HEXANE-DIOL, REMARK 280 HEPES, WATER, PH 7.5, VAPOR DIFFUSION, SITTING DROP, TEMPERATURE REMARK 280 301K 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 27.83250 REMARK 290 SMTRY2 2 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 2 0.000000 0.000000 1.000000 50.15900 REMARK 290 SMTRY1 3 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 38.83100 REMARK 290 SMTRY3 3 0.000000 0.000000 -1.000000 50.15900 REMARK 290 SMTRY1 4 1.000000 0.000000 0.000000 27.83250 REMARK 290 SMTRY2 4 0.000000 -1.000000 0.000000 38.83100 REMARK 290 SMTRY3 4 0.000000 0.000000 -1.000000 0.00000 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 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 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 MET A 1 REMARK 465 GLU A 2 REMARK 465 ARG A 3 REMARK 465 PRO A 4 REMARK 465 GLN A 5 REMARK 465 PRO A 6 REMARK 465 ASP A 7 REMARK 465 SER A 8 REMARK 465 MET A 9 REMARK 465 ASP A 224 REMARK 465 THR A 225 REMARK 465 LYS A 226 REMARK 465 ASP A 227 REMARK 465 GLN A 228 REMARK 465 SER A 229 REMARK 465 PRO A 230 REMARK 465 SER A 231 REMARK 465 ARG A 232 REMARK 465 ALA A 233 REMARK 465 MET B 1 REMARK 465 GLU B 2 REMARK 465 ARG B 3 REMARK 465 PRO B 4 REMARK 465 GLN B 5 REMARK 465 PRO B 6 REMARK 465 ASP B 7 REMARK 465 SER B 8 REMARK 465 MET B 9 REMARK 465 ASP B 224 REMARK 465 THR B 225 REMARK 465 LYS B 226 REMARK 465 ASP B 227 REMARK 465 GLN B 228 REMARK 465 SER B 229 REMARK 465 PRO B 230 REMARK 465 SER B 231 REMARK 465 ARG B 232 REMARK 465 ALA B 233 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 GLN A 11 -0.71 -151.42 REMARK 500 PHE A 74 -35.42 -132.51 REMARK 500 HIS A 84 127.61 -26.63 REMARK 500 PRO A 99 -9.04 -53.92 REMARK 500 GLU A 125 52.78 -141.06 REMARK 500 ALA A 140 42.38 -78.71 REMARK 500 LEU A 141 -24.55 -149.42 REMARK 500 ALA A 154 -83.84 -46.19 REMARK 500 ASP A 156 57.51 39.56 REMARK 500 PRO A 158 -172.48 -61.71 REMARK 500 THR A 222 83.11 -67.83 REMARK 500 VAL B 42 117.42 -161.23 REMARK 500 PHE B 74 -22.56 -141.47 REMARK 500 HIS B 84 125.94 -39.56 REMARK 500 GLN B 102 -6.39 -57.52 REMARK 500 TYR B 107 68.74 -154.88 REMARK 500 SER B 142 45.07 -99.81 REMARK 500 GLN B 145 37.13 -70.14 REMARK 500 VAL B 146 -64.16 -142.94 REMARK 500 ASP B 156 52.48 39.37 REMARK 500 PRO B 158 -144.77 -63.04 REMARK 500 SER B 160 -37.42 -36.33 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 300 FE REMARK 620 N RES CSSEQI ATOM REMARK 620 1 HIS A 25 NE2 REMARK 620 2 HEM A 300 NA 89.3 REMARK 620 3 HEM A 300 NB 88.8 89.7 REMARK 620 4 HEM A 300 NC 87.6 176.8 90.8 REMARK 620 5 HEM A 300 ND 86.5 89.9 175.3 89.4 REMARK 620 N 1 2 3 4 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 HEM B 300 FE REMARK 620 N RES CSSEQI ATOM REMARK 620 1 HIS B 25 NE2 REMARK 620 2 HEM B 300 NA 90.4 REMARK 620 3 HEM B 300 NB 102.6 88.3 REMARK 620 4 HEM B 300 NC 88.7 178.0 90.2 REMARK 620 5 HEM B 300 ND 79.3 89.9 177.3 91.7 REMARK 620 6 HOH B 320 O 169.2 80.6 83.2 100.5 94.6 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 300 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE HEM B 300 REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 1OYL RELATED DB: PDB REMARK 900 RELATED ID: 1OZE RELATED DB: PDB REMARK 900 RELATED ID: 1OZL RELATED DB: PDB REMARK 900 RELATED ID: 1OZR RELATED DB: PDB REMARK 900 RELATED ID: 1OZW RELATED DB: PDB REMARK 900 RELATED ID: 1P3T RELATED DB: PDB REMARK 900 RELATED ID: 1P3U RELATED DB: PDB REMARK 900 RELATED ID: 1P3V RELATED DB: PDB DBREF 1OYK A 1 233 UNP P09601 HMOX1_HUMAN 1 233 DBREF 1OYK B 1 233 UNP P09601 HMOX1_HUMAN 1 233 SEQADV 1OYK ALA A 140 UNP P09601 ASP 140 ENGINEERED MUTATION SEQADV 1OYK ALA B 140 UNP P09601 ASP 140 ENGINEERED MUTATION SEQRES 1 A 233 MET GLU ARG PRO GLN PRO ASP SER MET PRO GLN ASP LEU SEQRES 2 A 233 SER GLU ALA LEU LYS GLU ALA THR LYS GLU VAL HIS THR SEQRES 3 A 233 GLN ALA GLU ASN ALA GLU PHE MET ARG ASN PHE GLN LYS SEQRES 4 A 233 GLY GLN VAL THR ARG ASP GLY PHE LYS LEU VAL MET ALA SEQRES 5 A 233 SER LEU TYR HIS ILE TYR VAL ALA LEU GLU GLU GLU ILE SEQRES 6 A 233 GLU ARG ASN LYS GLU SER PRO VAL PHE ALA PRO VAL TYR SEQRES 7 A 233 PHE PRO GLU GLU LEU HIS ARG LYS ALA ALA LEU GLU GLN SEQRES 8 A 233 ASP LEU ALA PHE TRP TYR GLY PRO ARG TRP GLN GLU VAL SEQRES 9 A 233 ILE PRO TYR THR PRO ALA MET GLN ARG TYR VAL LYS ARG SEQRES 10 A 233 LEU HIS GLU VAL GLY ARG THR GLU PRO GLU LEU LEU VAL SEQRES 11 A 233 ALA HIS ALA TYR THR ARG TYR LEU GLY ALA LEU SER GLY SEQRES 12 A 233 GLY GLN VAL LEU LYS LYS ILE ALA GLN LYS ALA LEU ASP SEQRES 13 A 233 LEU PRO SER SER GLY GLU GLY LEU ALA PHE PHE THR PHE SEQRES 14 A 233 PRO ASN ILE ALA SER ALA THR LYS PHE LYS GLN LEU TYR SEQRES 15 A 233 ARG SER ARG MET ASN SER LEU GLU MET THR PRO ALA VAL SEQRES 16 A 233 ARG GLN ARG VAL ILE GLU GLU ALA LYS THR ALA PHE LEU SEQRES 17 A 233 LEU ASN ILE GLN LEU PHE GLU GLU LEU GLN GLU LEU LEU SEQRES 18 A 233 THR HIS ASP THR LYS ASP GLN SER PRO SER ARG ALA SEQRES 1 B 233 MET GLU ARG PRO GLN PRO ASP SER MET PRO GLN ASP LEU SEQRES 2 B 233 SER GLU ALA LEU LYS GLU ALA THR LYS GLU VAL HIS THR SEQRES 3 B 233 GLN ALA GLU ASN ALA GLU PHE MET ARG ASN PHE GLN LYS SEQRES 4 B 233 GLY GLN VAL THR ARG ASP GLY PHE LYS LEU VAL MET ALA SEQRES 5 B 233 SER LEU TYR HIS ILE TYR VAL ALA LEU GLU GLU GLU ILE SEQRES 6 B 233 GLU ARG ASN LYS GLU SER PRO VAL PHE ALA PRO VAL TYR SEQRES 7 B 233 PHE PRO GLU GLU LEU HIS ARG LYS ALA ALA LEU GLU GLN SEQRES 8 B 233 ASP LEU ALA PHE TRP TYR GLY PRO ARG TRP GLN GLU VAL SEQRES 9 B 233 ILE PRO TYR THR PRO ALA MET GLN ARG TYR VAL LYS ARG SEQRES 10 B 233 LEU HIS GLU VAL GLY ARG THR GLU PRO GLU LEU LEU VAL SEQRES 11 B 233 ALA HIS ALA TYR THR ARG TYR LEU GLY ALA LEU SER GLY SEQRES 12 B 233 GLY GLN VAL LEU LYS LYS ILE ALA GLN LYS ALA LEU ASP SEQRES 13 B 233 LEU PRO SER SER GLY GLU GLY LEU ALA PHE PHE THR PHE SEQRES 14 B 233 PRO ASN ILE ALA SER ALA THR LYS PHE LYS GLN LEU TYR SEQRES 15 B 233 ARG SER ARG MET ASN SER LEU GLU MET THR PRO ALA VAL SEQRES 16 B 233 ARG GLN ARG VAL ILE GLU GLU ALA LYS THR ALA PHE LEU SEQRES 17 B 233 LEU ASN ILE GLN LEU PHE GLU GLU LEU GLN GLU LEU LEU SEQRES 18 B 233 THR HIS ASP THR LYS ASP GLN SER PRO SER ARG ALA HET HEM A 300 43 HET HEM B 300 43 HETNAM HEM PROTOPORPHYRIN IX CONTAINING FE HETSYN HEM HEME FORMUL 3 HEM 2(C34 H32 FE N4 O4) FORMUL 5 HOH *99(H2 O) HELIX 1 1 ASP A 12 THR A 21 1 10 HELIX 2 2 THR A 21 ASN A 30 1 10 HELIX 3 3 ALA A 31 LYS A 39 1 9 HELIX 4 4 THR A 43 ASN A 68 1 26 HELIX 5 5 PHE A 74 TYR A 78 5 5 HELIX 6 6 PHE A 79 HIS A 84 1 6 HELIX 7 7 ARG A 85 GLY A 98 1 14 HELIX 8 8 ARG A 100 ILE A 105 1 6 HELIX 9 9 THR A 108 GLU A 125 1 18 HELIX 10 10 LEU A 128 LEU A 138 1 11 HELIX 11 11 GLY A 139 SER A 142 5 4 HELIX 12 12 GLY A 144 ASP A 156 1 13 HELIX 13 13 LEU A 164 THR A 168 5 5 HELIX 14 14 SER A 174 SER A 188 1 15 HELIX 15 15 THR A 192 THR A 222 1 31 HELIX 16 16 ASP B 12 THR B 21 1 10 HELIX 17 17 THR B 21 ASN B 30 1 10 HELIX 18 18 ALA B 31 GLN B 38 1 8 HELIX 19 19 THR B 43 LYS B 69 1 27 HELIX 20 20 PHE B 74 TYR B 78 5 5 HELIX 21 21 PHE B 79 HIS B 84 1 6 HELIX 22 22 ARG B 85 GLY B 98 1 14 HELIX 23 23 ARG B 100 ILE B 105 1 6 HELIX 24 24 THR B 108 GLU B 125 1 18 HELIX 25 25 LEU B 128 SER B 142 1 15 HELIX 26 26 GLY B 143 LEU B 155 1 13 HELIX 27 27 LEU B 164 THR B 168 5 5 HELIX 28 28 SER B 174 ASN B 187 1 14 HELIX 29 29 THR B 192 THR B 222 1 31 LINK NE2 HIS A 25 FE HEM A 300 1555 1555 2.18 LINK NE2 HIS B 25 FE HEM B 300 1555 1555 2.12 LINK FE HEM B 300 O HOH B 320 1555 1555 2.85 SITE 1 AC1 11 LYS A 18 HIS A 25 GLU A 29 GLN A 38 SITE 2 AC1 11 TYR A 134 THR A 135 ARG A 136 GLY A 139 SITE 3 AC1 11 SER A 142 ARG A 183 HOH A 340 SITE 1 AC2 14 LYS B 18 HIS B 25 ALA B 28 GLU B 29 SITE 2 AC2 14 MET B 34 GLN B 38 TYR B 134 THR B 135 SITE 3 AC2 14 GLY B 139 SER B 142 ARG B 183 PHE B 214 SITE 4 AC2 14 HOH B 320 HOH B 342 CRYST1 55.665 77.662 100.318 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 0.017965 0.000000 0.000000 0.00000 SCALE2 0.000000 0.012876 0.000000 0.00000 SCALE3 0.000000 0.000000 0.009968 0.00000