HEADER OXIDOREDUCTASE 30-OCT-02 1N45 TITLE X-RAY CRYSTAL STRUCTURE OF HUMAN HEME OXYGENASE-1 (HO-1) IN COMPLEX TITLE 2 WITH ITS SUBSTRATE HEME COMPND MOL_ID: 1; COMPND 2 MOLECULE: HEME OXYGENASE 1; COMPND 3 CHAIN: A, B; COMPND 4 FRAGMENT: RESIDUES 1-233; COMPND 5 SYNONYM: HO-1; COMPND 6 EC: 1.14.99.3; COMPND 7 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: HOMO SAPIENS; SOURCE 3 ORGANISM_COMMON: HUMAN; SOURCE 4 ORGANISM_TAXID: 9606; SOURCE 5 GENE: HMOX1, HO1; SOURCE 6 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 7 EXPRESSION_SYSTEM_TAXID: 562; SOURCE 8 EXPRESSION_SYSTEM_STRAIN: DH5 ALPHA; SOURCE 9 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID; SOURCE 10 EXPRESSION_SYSTEM_PLASMID: DELTA 233-HHO-1 KEYWDS ALPHA HELICES, HEME-BINDING SITE, OXIDOREDUCTASE EXPDTA X-RAY DIFFRACTION AUTHOR D.J.SCHULLER,A.WILKS,P.R.ORTIZ DE MONTELLANO,T.L.POULOS REVDAT 4 14-FEB-24 1N45 1 REMARK LINK REVDAT 3 18-APR-18 1N45 1 JRNL REVDAT 2 24-FEB-09 1N45 1 VERSN REVDAT 1 13-NOV-02 1N45 0 SPRSDE 13-NOV-02 1N45 1QQ8 JRNL AUTH L.LAD,D.J.SCHULLER,H.SHIMIZU,J.FRIEDMAN,H.LI, JRNL AUTH 2 P.R.ORTIZ DE MONTELLANO,T.L.POULOS JRNL TITL COMPARISON OF THE HEME-FREE AND -BOUND CRYSTAL STRUCTURES OF JRNL TITL 2 HUMAN HEME OXYGENASE-1. JRNL REF J. BIOL. CHEM. V. 278 7834 2003 JRNL REFN ISSN 0021-9258 JRNL PMID 12500973 JRNL DOI 10.1074/JBC.M211450200 REMARK 1 REMARK 1 REFERENCE 1 REMARK 1 AUTH L.LAD,D.J.SCHULLER,J.P.FRIEDMAN,H.LI, REMARK 1 AUTH 2 P.R.ORTIZ DE MONTELLANO,T.L.POULOS REMARK 1 TITL CRYSTAL STRUCTURE OF HUMAN HEME OXYGENASE-1 REMARK 1 REF NAT.STRUCT.BIOL. V. 6 903 1999 REMARK 1 REFN ISSN 1072-8368 REMARK 1 DOI 10.1038/13264 REMARK 2 REMARK 2 RESOLUTION. 1.50 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) : 1.50 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 50.00 REMARK 3 DATA CUTOFF (SIGMA(F)) : 0.000 REMARK 3 COMPLETENESS FOR RANGE (%) : 99.7 REMARK 3 CROSS-VALIDATION METHOD : THROUGHOUT 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) : 0.151 REMARK 3 R VALUE (WORKING SET, NO CUTOFF) : 0.149 REMARK 3 FREE R VALUE (NO CUTOFF) : 0.217 REMARK 3 FREE R VALUE TEST SET SIZE (%, NO CUTOFF) : NULL REMARK 3 FREE R VALUE TEST SET COUNT (NO CUTOFF) : 3714 REMARK 3 TOTAL NUMBER OF REFLECTIONS (NO CUTOFF) : 70267 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 : 3490 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 91 REMARK 3 SOLVENT ATOMS : 425 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) : 0.010 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) : NULL REMARK 3 NON-ZERO CHIRAL VOLUMES (A**3) : NULL 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 1N45 COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 31-OCT-02. REMARK 100 THE DEPOSITION ID IS D_1000017495. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 27-JUL-99 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : 7.5 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : SSRL REMARK 200 BEAMLINE : BL7-1 REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 1.08 REMARK 200 MONOCHROMATOR : CURVED CRYSTAL REMARK 200 OPTICS : MIRROR REMARK 200 REMARK 200 DETECTOR TYPE : IMAGE PLATE REMARK 200 DETECTOR MANUFACTURER : MARRESEARCH REMARK 200 INTENSITY-INTEGRATION SOFTWARE : DENZO REMARK 200 DATA SCALING SOFTWARE : SCALEPACK REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 74186 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.500 REMARK 200 RESOLUTION RANGE LOW (A) : 50.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : 0.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 99.7 REMARK 200 DATA REDUNDANCY : 3.700 REMARK 200 R MERGE (I) : NULL REMARK 200 R SYM (I) : 0.05100 REMARK 200 <I/SIGMA(I)> FOR THE DATA SET : 11.5000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.50 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 1.53 REMARK 200 COMPLETENESS FOR SHELL (%) : 96.8 REMARK 200 DATA REDUNDANCY IN SHELL : 3.00 REMARK 200 R MERGE FOR SHELL (I) : NULL REMARK 200 R SYM FOR SHELL (I) : 0.48400 REMARK 200 <I/SIGMA(I)> FOR SHELL : 2.200 REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: SAD, SIRAS, NCS REMARK 200 SOFTWARE USED: AMORE, MAGICSQUASH REMARK 200 STARTING MODEL: NULL REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 40.54 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.08 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: AMMONIUM SULFATE, HEPES, 1,6 REMARK 280 -HEXANEDIOL, 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 1 21 1 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -X,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 0.00000 REMARK 290 SMTRY2 2 0.000000 1.000000 0.000000 27.26700 REMARK 290 SMTRY3 2 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 300 REMARK: THE ENZYME IS A MONOMER 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: 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 ARG A 85 NH1 - CZ - NH2 ANGL. DEV. = 7.2 DEGREES REMARK 500 ARG A 85 NE - CZ - NH2 ANGL. DEV. = -5.8 DEGREES REMARK 500 ARG A 100 NE - CZ - NH2 ANGL. DEV. = -3.6 DEGREES REMARK 500 ARG A 113 CD - NE - CZ ANGL. DEV. = 12.4 DEGREES REMARK 500 ARG A 123 NH1 - CZ - NH2 ANGL. DEV. = 8.7 DEGREES REMARK 500 ARG A 123 NE - CZ - NH1 ANGL. DEV. = -3.7 DEGREES REMARK 500 ARG A 123 NE - CZ - NH2 ANGL. DEV. = -5.0 DEGREES REMARK 500 ARG A 136 NE - CZ - NH1 ANGL. DEV. = 4.1 DEGREES REMARK 500 LEU A 157 CA - CB - CG ANGL. DEV. = 16.4 DEGREES REMARK 500 THR A 176 CA - CB - OG1 ANGL. DEV. = 12.7 DEGREES REMARK 500 ARG A 183 NE - CZ - NH1 ANGL. DEV. = 3.5 DEGREES REMARK 500 ARG A 196 NE - CZ - NH1 ANGL. DEV. = 4.7 DEGREES REMARK 500 ARG A 196 NE - CZ - NH2 ANGL. DEV. = -3.4 DEGREES REMARK 500 PHE B 37 CB - CG - CD1 ANGL. DEV. = 4.9 DEGREES REMARK 500 GLY B 46 C - N - CA ANGL. DEV. = 13.6 DEGREES REMARK 500 ARG B 85 NH1 - CZ - NH2 ANGL. DEV. = 6.9 DEGREES REMARK 500 ARG B 85 NE - CZ - NH2 ANGL. DEV. = -6.8 DEGREES REMARK 500 GLN B 91 CG - CD - OE1 ANGL. DEV. = 13.8 DEGREES REMARK 500 TYR B 97 CB - CG - CD1 ANGL. DEV. = 3.6 DEGREES REMARK 500 ARG B 100 NE - CZ - NH2 ANGL. DEV. = -3.5 DEGREES REMARK 500 ARG B 113 CD - NE - CZ ANGL. DEV. = 8.4 DEGREES REMARK 500 ARG B 113 NE - CZ - NH1 ANGL. DEV. = -3.4 DEGREES REMARK 500 ARG B 113 NE - CZ - NH2 ANGL. DEV. = 4.3 DEGREES REMARK 500 ARG B 123 NE - CZ - NH2 ANGL. DEV. = 3.4 DEGREES REMARK 500 ASP B 156 CB - CG - OD2 ANGL. DEV. = -5.5 DEGREES REMARK 500 GLU B 162 CA - CB - CG ANGL. DEV. = 14.7 DEGREES REMARK 500 LEU B 189 CA - CB - CG ANGL. DEV. = 14.5 DEGREES REMARK 500 ARG B 196 NE - CZ - NH2 ANGL. DEV. = -4.1 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 GLN A 41 51.31 -98.82 REMARK 500 PHE A 74 -31.94 -137.85 REMARK 500 GLU B 125 61.90 -151.08 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 88.9 REMARK 620 3 HEM A 300 NB 87.7 89.1 REMARK 620 4 HEM A 300 NC 91.3 178.1 89.1 REMARK 620 5 HEM A 300 ND 93.1 90.9 179.2 91.0 REMARK 620 6 HOH A 301 O 178.4 90.6 93.8 89.3 85.4 REMARK 620 N 1 2 3 4 5 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 101.9 REMARK 620 3 HEM B 300 NB 99.0 90.3 REMARK 620 4 HEM B 300 NC 85.7 172.4 88.6 REMARK 620 5 HEM B 300 ND 83.3 88.9 177.7 91.9 REMARK 620 6 HOH B 301 O 167.9 87.3 88.7 85.1 89.1 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 SO4 A 234 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE HEM A 300 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC3 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: 1QQ8 RELATED DB: PDB REMARK 900 X-RAY CRYSTAL STRUCTURE OF HUMAN HEME OXYGENASE-1 (HO-1) IN COMPLEX REMARK 900 WITH ITS SUBSTRATE HEME, 2.08 ANGSTROMS REMARK 900 RELATED ID: 1N3U RELATED DB: PDB REMARK 900 X-RAY CRYSTAL STRUCTURE OF HUMAN HEME OXYGENASE-1 (HO-1) IN COMPLEX REMARK 900 WITH ITS SUBSTRATE HEME, CRYSTAL FORM B DBREF 1N45 A 1 233 UNP P09601 HMOX1_HUMAN 1 233 DBREF 1N45 B 1 233 UNP P09601 HMOX1_HUMAN 1 233 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 ASP 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 ASP 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 SO4 A 234 5 HET HEM A 300 43 HET HEM B 300 43 HETNAM SO4 SULFATE ION HETNAM HEM PROTOPORPHYRIN IX CONTAINING FE HETSYN HEM HEME FORMUL 3 SO4 O4 S 2- FORMUL 4 HEM 2(C34 H32 FE N4 O4) FORMUL 6 HOH *425(H2 O) HELIX 1 1 ASP A 12 THR A 21 1 10 HELIX 2 2 THR A 21 ALA A 31 1 11 HELIX 3 3 ALA A 31 LYS A 39 1 9 HELIX 4 4 THR A 43 LYS A 69 1 27 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 VAL A 104 5 5 HELIX 9 9 THR A 108 GLU A 125 1 18 HELIX 10 10 LEU A 128 ASP A 156 1 29 HELIX 11 11 LEU A 164 THR A 168 5 5 HELIX 12 12 SER A 174 LEU A 189 1 16 HELIX 13 13 THR A 192 LEU A 221 1 30 HELIX 14 14 ASP B 12 ALA B 31 1 20 HELIX 15 15 ALA B 31 LYS B 39 1 9 HELIX 16 16 THR B 43 LYS B 69 1 27 HELIX 17 17 PHE B 74 TYR B 78 5 5 HELIX 18 18 PHE B 79 HIS B 84 1 6 HELIX 19 19 ARG B 85 GLY B 98 1 14 HELIX 20 20 ARG B 100 ILE B 105 1 6 HELIX 21 21 THR B 108 GLU B 125 1 18 HELIX 22 22 LEU B 128 ASP B 156 1 29 HELIX 23 23 LEU B 164 THR B 168 5 5 HELIX 24 24 SER B 174 LEU B 189 1 16 HELIX 25 25 THR B 192 HIS B 223 1 32 LINK NE2 HIS A 25 FE HEM A 300 1555 1555 1.99 LINK FE HEM A 300 O HOH A 301 1555 1555 2.04 LINK NE2 HIS B 25 FE HEM B 300 1555 1555 1.90 LINK FE HEM B 300 O HOH B 301 1555 1555 2.07 SITE 1 AC1 5 LYS A 148 GLN A 152 HOH A 498 SER B 160 SITE 2 AC1 5 HOH B 328 SITE 1 AC2 16 LYS A 18 HIS A 25 GLN A 38 TYR A 134 SITE 2 AC2 16 THR A 135 ARG A 136 GLY A 139 SER A 142 SITE 3 AC2 16 GLY A 143 ARG A 183 PHE A 207 ASN A 210 SITE 4 AC2 16 PHE A 214 HOH A 301 HOH A 392 HOH A 510 SITE 1 AC3 14 LYS B 18 HIS B 25 GLU B 29 GLN B 38 SITE 2 AC3 14 TYR B 134 THR B 135 GLY B 139 ARG B 183 SITE 3 AC3 14 PHE B 207 ASN B 210 PHE B 214 HOH B 301 SITE 4 AC3 14 HOH B 409 HOH B 460 CRYST1 61.441 54.534 70.969 90.00 99.05 90.00 P 1 21 1 4 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 0.016276 0.000000 0.002592 0.00000 SCALE2 0.000000 0.018337 0.000000 0.00000 SCALE3 0.000000 0.000000 0.014268 0.00000