HEADER OXIDOREDUCTASE 14-JUL-04 1U13 TITLE CRYSTAL STRUCTURE ANALYSIS OF THE C37L/C151T/C442A-TRIPLE MUTANT OF TITLE 2 CYP51 FROM MYCOBACTERIUM TUBERCULOSIS COMPND MOL_ID: 1; COMPND 2 MOLECULE: CYTOCHROME P450 51; COMPND 3 CHAIN: A; COMPND 4 SYNONYM: CYPLI, P450-LIA1, STEROL 14- ALPHA DEMETHYLASE, LANOSTEROL COMPND 5 14-ALPHA DEMETHYLASE, P450-14DM; COMPND 6 EC: 1.14.13.70; COMPND 7 ENGINEERED: YES; COMPND 8 MUTATION: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: MYCOBACTERIUM TUBERCULOSIS; SOURCE 3 ORGANISM_TAXID: 1773; SOURCE 4 GENE: NAME=CYP51; ORDEREDLOCUSNAMES=RV0764C, MT0788, MB0787C; SOURCE 5 ORFNAMES=MTCY369.09C; SOURCE 6 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 7 EXPRESSION_SYSTEM_TAXID: 562; SOURCE 8 EXPRESSION_SYSTEM_STRAIN: HMS174(DE3); SOURCE 9 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID; SOURCE 10 EXPRESSION_SYSTEM_PLASMID: PET17B KEYWDS ALPHA-BETA, HEME CO-FACTOR, OXIDOREDUCTASE EXPDTA X-RAY DIFFRACTION AUTHOR L.M.PODUST,L.V.YERMALITSKAYA,Y.KIM,M.R.WATERMAN REVDAT 4 23-AUG-23 1U13 1 REMARK REVDAT 3 27-OCT-21 1U13 1 REMARK SEQADV REVDAT 2 24-FEB-09 1U13 1 VERSN REVDAT 1 27-JUL-04 1U13 0 JRNL AUTH L.M.PODUST,L.V.YERMALITSKAYA,Y.KIM,M.R.WATERMAN JRNL TITL CRYSTAL STRUCTURE ANALYSIS OF THE C37L/C151T/C442A-TRIPLE JRNL TITL 2 MUTANT OF CYP51 FROM MYCOBACTERIUM TUBERCULOSIS JRNL REF TO BE PUBLISHED JRNL REFN REMARK 2 REMARK 2 RESOLUTION. 2.01 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : CNS 1.1 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) : 2.01 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 46.34 REMARK 3 DATA CUTOFF (SIGMA(F)) : 0.000 REMARK 3 DATA CUTOFF HIGH (ABS(F)) : 195159.000 REMARK 3 DATA CUTOFF LOW (ABS(F)) : 0.0000 REMARK 3 COMPLETENESS (WORKING+TEST) (%) : 95.4 REMARK 3 NUMBER OF REFLECTIONS : 28398 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) : 0.200 REMARK 3 FREE R VALUE : 0.241 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 10.000 REMARK 3 FREE R VALUE TEST SET COUNT : 2829 REMARK 3 ESTIMATED ERROR OF FREE R VALUE : 0.005 REMARK 3 REMARK 3 FIT IN THE HIGHEST RESOLUTION BIN. REMARK 3 TOTAL NUMBER OF BINS USED : 6 REMARK 3 BIN RESOLUTION RANGE HIGH (A) : 2.00 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 2.13 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : 80.10 REMARK 3 REFLECTIONS IN BIN (WORKING SET) : 3579 REMARK 3 BIN R VALUE (WORKING SET) : 0.2310 REMARK 3 BIN FREE R VALUE : 0.2650 REMARK 3 BIN FREE R VALUE TEST SET SIZE (%) : 10.00 REMARK 3 BIN FREE R VALUE TEST SET COUNT : 397 REMARK 3 ESTIMATED ERROR OF BIN FREE R VALUE : 0.013 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 3433 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 43 REMARK 3 SOLVENT ATOMS : 209 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 11.60 REMARK 3 MEAN B VALUE (OVERALL, A**2) : 22.20 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : 6.66000 REMARK 3 B22 (A**2) : -4.37000 REMARK 3 B33 (A**2) : -2.28000 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 COORDINATE ERROR. REMARK 3 ESD FROM LUZZATI PLOT (A) : 0.22 REMARK 3 ESD FROM SIGMAA (A) : 0.14 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) : 0.28 REMARK 3 ESD FROM C-V SIGMAA (A) : 0.17 REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES. REMARK 3 BOND LENGTHS (A) : 0.005 REMARK 3 BOND ANGLES (DEGREES) : 1.200 REMARK 3 DIHEDRAL ANGLES (DEGREES) : 20.10 REMARK 3 IMPROPER ANGLES (DEGREES) : 0.780 REMARK 3 REMARK 3 ISOTROPIC THERMAL MODEL : RESTRAINED REMARK 3 REMARK 3 ISOTROPIC THERMAL FACTOR RESTRAINTS. RMS SIGMA REMARK 3 MAIN-CHAIN BOND (A**2) : 1.190 ; 1.500 REMARK 3 MAIN-CHAIN ANGLE (A**2) : 1.820 ; 2.000 REMARK 3 SIDE-CHAIN BOND (A**2) : 2.010 ; 2.000 REMARK 3 SIDE-CHAIN ANGLE (A**2) : 2.940 ; 2.500 REMARK 3 REMARK 3 BULK SOLVENT MODELING. REMARK 3 METHOD USED : FLAT MODEL REMARK 3 KSOL : 0.34 REMARK 3 BSOL : 36.83 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 : PROTEIN_REP.PARAM REMARK 3 PARAMETER FILE 2 : WATER_REP.PARAM REMARK 3 PARAMETER FILE 3 : HEM.PARAM REMARK 3 PARAMETER FILE 4 : NULL REMARK 3 TOPOLOGY FILE 1 : PROTEIN.TOP REMARK 3 TOPOLOGY FILE 2 : WATER_REP.TOP REMARK 3 TOPOLOGY FILE 3 : HEM.TOP REMARK 3 TOPOLOGY FILE 4 : NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 1U13 COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 15-JUL-04. REMARK 100 THE DEPOSITION ID IS D_1000023113. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 01-JUL-04 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 : APS REMARK 200 BEAMLINE : 19-BM REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 0.9794 REMARK 200 MONOCHROMATOR : DOUBLE CRYSTAL SI 111 REMARK 200 OPTICS : MIRRORS REMARK 200 REMARK 200 DETECTOR TYPE : CCD REMARK 200 DETECTOR MANUFACTURER : SBC-3 REMARK 200 INTENSITY-INTEGRATION SOFTWARE : HKL-2000 REMARK 200 DATA SCALING SOFTWARE : SCALEPACK REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 29727 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.010 REMARK 200 RESOLUTION RANGE LOW (A) : 46.340 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : 0.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 100.0 REMARK 200 DATA REDUNDANCY : 7.600 REMARK 200 R MERGE (I) : NULL REMARK 200 R SYM (I) : 0.10100 REMARK 200 FOR THE DATA SET : 13.6000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.01 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 2.08 REMARK 200 COMPLETENESS FOR SHELL (%) : 99.9 REMARK 200 DATA REDUNDANCY IN SHELL : 6.60 REMARK 200 R MERGE FOR SHELL (I) : NULL REMARK 200 R SYM FOR SHELL (I) : 0.45800 REMARK 200 FOR SHELL : 2.700 REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT REMARK 200 SOFTWARE USED: CNS REMARK 200 STARTING MODEL: PDB ENTRY 1E9X REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 41.00 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.13 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: PEG 4000, HEPES, ISOPROPANOL, PH 7.5, REMARK 280 VAPOR DIFFUSION, HANGING DROP, TEMPERATURE 293K 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 23.14700 REMARK 290 SMTRY2 2 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 2 0.000000 0.000000 1.000000 55.23200 REMARK 290 SMTRY1 3 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 42.56650 REMARK 290 SMTRY3 3 0.000000 0.000000 -1.000000 55.23200 REMARK 290 SMTRY1 4 1.000000 0.000000 0.000000 23.14700 REMARK 290 SMTRY2 4 0.000000 -1.000000 0.000000 42.56650 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 300 REMARK: THE BIOLOGICAL ASSEMBLY 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 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 85 REMARK 465 GLY A 86 REMARK 465 VAL A 87 REMARK 465 VAL A 88 REMARK 465 PHE A 89 REMARK 465 ASP A 90 REMARK 465 ALA A 91 REMARK 465 SER A 92 REMARK 465 PRO A 93 REMARK 465 GLU A 94 REMARK 465 PRO A 217 REMARK 465 THR A 218 REMARK 465 ASP A 219 REMARK 465 LYS A 220 REMARK 465 SER A 221 REMARK 465 GLY A 450 REMARK 465 VAL A 451 REMARK 465 HIS A 452 REMARK 465 HIS A 453 REMARK 465 HIS A 454 REMARK 465 HIS A 455 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 2 OG REMARK 470 ARG A 95 CG CD NE CZ NH1 NH2 REMARK 470 ARG A 96 CG CD NE CZ NH1 NH2 REMARK 470 ASP A 222 CG OD1 OD2 REMARK 470 GLU A 235 CG CD OE1 OE2 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 HIS A 16 42.39 -107.40 REMARK 500 ASP A 25 71.77 -152.37 REMARK 500 ALA A 46 -121.98 59.23 REMARK 500 HIS A 101 -59.56 -120.24 REMARK 500 ASN A 102 -66.88 -16.50 REMARK 500 ASP A 183 119.77 -168.24 REMARK 500 ARG A 223 142.30 -34.00 REMARK 500 ASP A 224 -169.66 -127.65 REMARK 500 ALA A 234 -93.62 -78.55 REMARK 500 GLU A 235 -42.90 -143.90 REMARK 500 GLN A 375 53.30 38.10 REMARK 500 ASN A 380 65.17 -103.30 REMARK 500 ALA A 441 58.99 -142.74 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 460 FE REMARK 620 N RES CSSEQI ATOM REMARK 620 1 CYS A 394 SG REMARK 620 2 HEM A 460 NA 95.0 REMARK 620 3 HEM A 460 NB 84.0 90.6 REMARK 620 4 HEM A 460 NC 85.4 179.4 89.9 REMARK 620 5 HEM A 460 ND 96.8 88.3 178.6 91.3 REMARK 620 6 HOH A 500 O 171.9 83.1 88.1 96.6 91.0 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 460 REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 1E9X RELATED DB: PDB REMARK 900 4-PHENYLIMIDAZOLE-BOUND CYP51 REMARK 900 RELATED ID: 1EA1 RELATED DB: PDB REMARK 900 FLUCONAZOLE-BOUND CYP51 REMARK 900 RELATED ID: 1H5Z RELATED DB: PDB REMARK 900 LIGAND-FREE WILD TYPE CYP51 DBREF 1U13 A 1 451 UNP P0A512 CP51_MYCTU 1 451 SEQADV 1U13 LEU A 37 UNP P0A512 CYS 37 ENGINEERED MUTATION SEQADV 1U13 THR A 151 UNP P0A512 CYS 151 ENGINEERED MUTATION SEQADV 1U13 ALA A 442 UNP P0A512 CYS 442 ENGINEERED MUTATION SEQADV 1U13 HIS A 452 UNP P0A512 EXPRESSION TAG SEQADV 1U13 HIS A 453 UNP P0A512 EXPRESSION TAG SEQADV 1U13 HIS A 454 UNP P0A512 EXPRESSION TAG SEQADV 1U13 HIS A 455 UNP P0A512 EXPRESSION TAG SEQRES 1 A 455 MET SER ALA VAL ALA LEU PRO ARG VAL SER GLY GLY HIS SEQRES 2 A 455 ASP GLU HIS GLY HIS LEU GLU GLU PHE ARG THR ASP PRO SEQRES 3 A 455 ILE GLY LEU MET GLN ARG VAL ARG ASP GLU LEU GLY ASP SEQRES 4 A 455 VAL GLY THR PHE GLN LEU ALA GLY LYS GLN VAL VAL LEU SEQRES 5 A 455 LEU SER GLY SER HIS ALA ASN GLU PHE PHE PHE ARG ALA SEQRES 6 A 455 GLY ASP ASP ASP LEU ASP GLN ALA LYS ALA TYR PRO PHE SEQRES 7 A 455 MET THR PRO ILE PHE GLY GLU GLY VAL VAL PHE ASP ALA SEQRES 8 A 455 SER PRO GLU ARG ARG LYS GLU MET LEU HIS ASN ALA ALA SEQRES 9 A 455 LEU ARG GLY GLU GLN MET LYS GLY HIS ALA ALA THR ILE SEQRES 10 A 455 GLU ASP GLN VAL ARG ARG MET ILE ALA ASP TRP GLY GLU SEQRES 11 A 455 ALA GLY GLU ILE ASP LEU LEU ASP PHE PHE ALA GLU LEU SEQRES 12 A 455 THR ILE TYR THR SER SER ALA THR LEU ILE GLY LYS LYS SEQRES 13 A 455 PHE ARG ASP GLN LEU ASP GLY ARG PHE ALA LYS LEU TYR SEQRES 14 A 455 HIS GLU LEU GLU ARG GLY THR ASP PRO LEU ALA TYR VAL SEQRES 15 A 455 ASP PRO TYR LEU PRO ILE GLU SER PHE ARG ARG ARG ASP SEQRES 16 A 455 GLU ALA ARG ASN GLY LEU VAL ALA LEU VAL ALA ASP ILE SEQRES 17 A 455 MET ASN GLY ARG ILE ALA ASN PRO PRO THR ASP LYS SER SEQRES 18 A 455 ASP ARG ASP MET LEU ASP VAL LEU ILE ALA VAL LYS ALA SEQRES 19 A 455 GLU THR GLY THR PRO ARG PHE SER ALA ASP GLU ILE THR SEQRES 20 A 455 GLY MET PHE ILE SER MET MET PHE ALA GLY HIS HIS THR SEQRES 21 A 455 SER SER GLY THR ALA SER TRP THR LEU ILE GLU LEU MET SEQRES 22 A 455 ARG HIS ARG ASP ALA TYR ALA ALA VAL ILE ASP GLU LEU SEQRES 23 A 455 ASP GLU LEU TYR GLY ASP GLY ARG SER VAL SER PHE HIS SEQRES 24 A 455 ALA LEU ARG GLN ILE PRO GLN LEU GLU ASN VAL LEU LYS SEQRES 25 A 455 GLU THR LEU ARG LEU HIS PRO PRO LEU ILE ILE LEU MET SEQRES 26 A 455 ARG VAL ALA LYS GLY GLU PHE GLU VAL GLN GLY HIS ARG SEQRES 27 A 455 ILE HIS GLU GLY ASP LEU VAL ALA ALA SER PRO ALA ILE SEQRES 28 A 455 SER ASN ARG ILE PRO GLU ASP PHE PRO ASP PRO HIS ASP SEQRES 29 A 455 PHE VAL PRO ALA ARG TYR GLU GLN PRO ARG GLN GLU ASP SEQRES 30 A 455 LEU LEU ASN ARG TRP THR TRP ILE PRO PHE GLY ALA GLY SEQRES 31 A 455 ARG HIS ARG CYS VAL GLY ALA ALA PHE ALA ILE MET GLN SEQRES 32 A 455 ILE LYS ALA ILE PHE SER VAL LEU LEU ARG GLU TYR GLU SEQRES 33 A 455 PHE GLU MET ALA GLN PRO PRO GLU SER TYR ARG ASN ASP SEQRES 34 A 455 HIS SER LYS MET VAL VAL GLN LEU ALA GLN PRO ALA ALA SEQRES 35 A 455 VAL ARG TYR ARG ARG ARG THR GLY VAL HIS HIS HIS HIS HET HEM A 460 43 HETNAM HEM PROTOPORPHYRIN IX CONTAINING FE HETSYN HEM HEME FORMUL 2 HEM C34 H32 FE N4 O4 FORMUL 3 HOH *209(H2 O) HELIX 1 1 HIS A 18 ASP A 25 1 8 HELIX 2 2 ASP A 25 GLY A 38 1 14 HELIX 3 3 SER A 54 ALA A 65 1 12 HELIX 4 4 TYR A 76 PHE A 78 5 3 HELIX 5 5 MET A 79 GLY A 84 1 6 HELIX 6 6 ARG A 95 ALA A 103 1 9 HELIX 7 7 ARG A 106 ALA A 126 1 21 HELIX 8 8 LEU A 136 ILE A 153 1 18 HELIX 9 9 GLY A 154 GLN A 160 1 7 HELIX 10 10 ASP A 162 GLY A 175 1 14 HELIX 11 11 THR A 176 VAL A 182 5 7 HELIX 12 12 ILE A 188 ASN A 215 1 28 HELIX 13 13 ASP A 224 VAL A 232 1 9 HELIX 14 14 SER A 242 HIS A 275 1 34 HELIX 15 15 HIS A 275 TYR A 290 1 16 HELIX 16 16 GLY A 291 GLY A 293 5 3 HELIX 17 17 SER A 295 ALA A 300 1 6 HELIX 18 18 ILE A 304 HIS A 318 1 15 HELIX 19 19 SER A 348 ASN A 353 1 6 HELIX 20 20 VAL A 366 GLU A 371 5 6 HELIX 21 21 GLN A 375 ASN A 380 1 6 HELIX 22 22 ALA A 389 ARG A 393 5 5 HELIX 23 23 GLY A 396 GLU A 414 1 19 HELIX 24 24 PRO A 422 TYR A 426 5 5 SHEET 1 A 5 VAL A 40 LEU A 45 0 SHEET 2 A 5 LYS A 48 LEU A 53 -1 O VAL A 50 N PHE A 43 SHEET 3 A 5 LEU A 344 ALA A 347 1 O ALA A 346 N LEU A 53 SHEET 4 A 5 LEU A 324 ALA A 328 -1 N ARG A 326 O VAL A 345 SHEET 5 A 5 LEU A 70 ASP A 71 -1 N ASP A 71 O VAL A 327 SHEET 1 B 3 ALA A 131 ASP A 135 0 SHEET 2 B 3 ALA A 442 ARG A 447 -1 O VAL A 443 N ILE A 134 SHEET 3 B 3 TYR A 415 MET A 419 -1 N GLU A 418 O ARG A 444 SHEET 1 C 2 PHE A 332 VAL A 334 0 SHEET 2 C 2 HIS A 337 ILE A 339 -1 O ILE A 339 N PHE A 332 SHEET 1 D 2 ASN A 428 ASP A 429 0 SHEET 2 D 2 GLN A 436 LEU A 437 -1 O GLN A 436 N ASP A 429 LINK SG CYS A 394 FE HEM A 460 1555 1555 2.47 LINK FE HEM A 460 O HOH A 500 1555 1555 2.38 CISPEP 1 GLN A 439 PRO A 440 0 0.14 SITE 1 AC1 19 GLN A 72 TYR A 76 LYS A 97 HIS A 101 SITE 2 AC1 19 LEU A 105 ALA A 256 GLY A 257 THR A 260 SITE 3 AC1 19 PRO A 320 ARG A 326 PRO A 386 PHE A 387 SITE 4 AC1 19 GLY A 388 HIS A 392 CYS A 394 VAL A 395 SITE 5 AC1 19 GLY A 396 ALA A 400 HOH A 500 CRYST1 46.294 85.133 110.464 90.00 90.00 90.00 P 21 21 21 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 0.021601 0.000000 0.000000 0.00000 SCALE2 0.000000 0.011746 0.000000 0.00000 SCALE3 0.000000 0.000000 0.009053 0.00000