HEADER OXIDOREDUCTASE 06-JAN-22 7QQ7 TITLE CRYSTAL STRUCTURE OF CYP142 FROM MYCOBACTERIUM TUBERCULOSIS IN COMPLEX TITLE 2 WITH AN INHIBITOR AT PARTIAL OCCUPANCY WITH PEG COMPND MOL_ID: 1; COMPND 2 MOLECULE: STEROID C26-MONOOXYGENASE; COMPND 3 CHAIN: A; COMPND 4 SYNONYM: CHOLEST-4-EN-3-ONE C26-MONOOXYGENASE,CHOLEST-4-EN-3-ONE C26- COMPND 5 MONOOXYGENASE [(25R)-3-OXOCHOLEST-4-EN-26-OATE FORMING],CHOLESTEROL COMPND 6 C26-MONOOXYGENASE,CHOLESTEROL C26-MONOOXYGENASE [(25R)-3BETA- COMPND 7 HYDROXYCHOLEST-5-EN-26-OATE FORMING],CYTOCHROME P450 142,STEROID C27- COMPND 8 MONOOXYGENASE; COMPND 9 EC: 1.14.15.28; COMPND 10 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: MYCOBACTERIUM TUBERCULOSIS H37RV; SOURCE 3 ORGANISM_TAXID: 83332; SOURCE 4 GENE: CYP142, CYP142A1, RV3518C, MTV023.25C; SOURCE 5 EXPRESSION_SYSTEM: ESCHERICHIA COLI BL21(DE3); SOURCE 6 EXPRESSION_SYSTEM_TAXID: 469008; SOURCE 7 EXPRESSION_SYSTEM_VARIANT: C41; SOURCE 8 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID KEYWDS CYP, CYTOCHROME, P450, INHIBITOR, TUBERCULOSIS, CHOLESTEROL, KEYWDS 2 MONOOXYGENASE, OXIDOREDUCTASE EXPDTA X-RAY DIFFRACTION AUTHOR M.SNEE,C.LEVY,M.KAVANAGH REVDAT 2 31-JAN-24 7QQ7 1 REMARK REVDAT 1 18-JAN-23 7QQ7 0 JRNL AUTH M.KAVANAGH,M.SNEE JRNL TITL CRYSTAL STRUCTURE OF CYP142 FROM MYCOBACTERIUM TUBERCULOSIS JRNL TITL 2 IN COMPLEX WITH AN INHIBITOR AT PARTIAL OCCUPANCY WITH PEG JRNL REF TO BE PUBLISHED JRNL REFN REMARK 2 REMARK 2 RESOLUTION. 1.60 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : PHENIX 1.19.2_4158 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 : GEOSTD + MONOMER LIBRARY + CDL V1.2 REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 1.60 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 50.80 REMARK 3 MIN(FOBS/SIGMA_FOBS) : 1.340 REMARK 3 COMPLETENESS FOR RANGE (%) : 100.0 REMARK 3 NUMBER OF REFLECTIONS : 62085 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 R VALUE (WORKING + TEST SET) : 0.165 REMARK 3 R VALUE (WORKING SET) : 0.164 REMARK 3 FREE R VALUE : 0.183 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 5.120 REMARK 3 FREE R VALUE TEST SET COUNT : 3176 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 50.8000 - 4.5500 1.00 2760 158 0.1849 0.1905 REMARK 3 2 4.5500 - 3.6100 1.00 2640 153 0.1319 0.1398 REMARK 3 3 3.6100 - 3.1500 1.00 2615 128 0.1553 0.1712 REMARK 3 4 3.1500 - 2.8700 1.00 2601 132 0.1643 0.1906 REMARK 3 5 2.8700 - 2.6600 1.00 2566 142 0.1509 0.1657 REMARK 3 6 2.6600 - 2.5000 1.00 2565 153 0.1517 0.1788 REMARK 3 7 2.5000 - 2.3800 1.00 2563 134 0.1433 0.1753 REMARK 3 8 2.3800 - 2.2800 1.00 2556 149 0.1457 0.1748 REMARK 3 9 2.2800 - 2.1900 1.00 2538 130 0.1480 0.1577 REMARK 3 10 2.1900 - 2.1100 1.00 2561 127 0.1469 0.1714 REMARK 3 11 2.1100 - 2.0500 1.00 2542 155 0.1615 0.1890 REMARK 3 12 2.0500 - 1.9900 1.00 2543 129 0.1756 0.2073 REMARK 3 13 1.9900 - 1.9400 1.00 2541 148 0.1909 0.2262 REMARK 3 14 1.9400 - 1.8900 1.00 2534 128 0.1862 0.2442 REMARK 3 15 1.8900 - 1.8500 1.00 2509 149 0.1855 0.2101 REMARK 3 16 1.8500 - 1.8100 1.00 2554 138 0.1831 0.1992 REMARK 3 17 1.8100 - 1.7700 1.00 2528 123 0.1914 0.2522 REMARK 3 18 1.7700 - 1.7400 1.00 2523 138 0.1988 0.2373 REMARK 3 19 1.7400 - 1.7100 1.00 2543 142 0.2055 0.2268 REMARK 3 20 1.7100 - 1.6800 1.00 2493 127 0.2223 0.2398 REMARK 3 21 1.6800 - 1.6500 1.00 2556 128 0.2259 0.2280 REMARK 3 22 1.6500 - 1.6200 1.00 2525 119 0.2493 0.2781 REMARK 3 23 1.6200 - 1.6000 1.00 2553 146 0.2558 0.2594 REMARK 3 REMARK 3 BULK SOLVENT MODELLING. REMARK 3 METHOD USED : FLAT BULK SOLVENT MODEL 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) : 0.157 REMARK 3 PHASE ERROR (DEGREES, MAXIMUM-LIKELIHOOD BASED) : 18.414 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 20.34 REMARK 3 MEAN B VALUE (OVERALL, A**2) : 25.28 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 : 0.009 3446 REMARK 3 ANGLE : 1.072 4709 REMARK 3 CHIRALITY : 0.057 511 REMARK 3 PLANARITY : 0.013 627 REMARK 3 DIHEDRAL : 14.309 1354 REMARK 3 REMARK 3 TLS DETAILS REMARK 3 NUMBER OF TLS GROUPS : NULL REMARK 3 REMARK 3 NCS DETAILS REMARK 3 NUMBER OF NCS GROUPS : NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 7QQ7 COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBE ON 07-JAN-22. REMARK 100 THE DEPOSITION ID IS D_1292120083. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 09-FEB-19 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : 4.5 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : DIAMOND REMARK 200 BEAMLINE : I04 REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 0.9795 REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : PIXEL REMARK 200 DETECTOR MANUFACTURER : DECTRIS EIGER2 XE 16M REMARK 200 INTENSITY-INTEGRATION SOFTWARE : DIALS REMARK 200 DATA SCALING SOFTWARE : AIMLESS REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 62174 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.600 REMARK 200 RESOLUTION RANGE LOW (A) : 55.310 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : NULL REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 100.0 REMARK 200 DATA REDUNDANCY : 6.600 REMARK 200 R MERGE (I) : 0.07200 REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : 12.1000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.60 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 1.63 REMARK 200 COMPLETENESS FOR SHELL (%) : 100.0 REMARK 200 DATA REDUNDANCY IN SHELL : 6.50 REMARK 200 R MERGE FOR SHELL (I) : 0.79500 REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 FOR SHELL : 2.200 REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT REMARK 200 SOFTWARE USED: PHASER REMARK 200 STARTING MODEL: 2XKR REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 53.02 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.62 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 8% PEG 20000, 8% PEG 550MME, 0.1M REMARK 280 SODIUM ACETATE PH4.5, 0.2M KBR, VAPOR DIFFUSION, SITTING DROP, REMARK 280 TEMPERATURE 277.15K 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 27.65400 REMARK 290 SMTRY2 2 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 2 0.000000 0.000000 1.000000 64.20450 REMARK 290 SMTRY1 3 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 32.59550 REMARK 290 SMTRY3 3 0.000000 0.000000 -1.000000 64.20450 REMARK 290 SMTRY1 4 1.000000 0.000000 0.000000 27.65400 REMARK 290 SMTRY2 4 0.000000 -1.000000 0.000000 32.59550 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: MONOMERIC REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: MONOMERIC REMARK 350 SOFTWARE USED: PISA REMARK 350 TOTAL BURIED SURFACE AREA: 2700 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 15970 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -42.0 KCAL/MOL 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 GLY A 1 REMARK 465 THR A 2 REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: CLOSE CONTACTS IN SAME ASYMMETRIC UNIT REMARK 500 REMARK 500 THE FOLLOWING ATOMS ARE IN CLOSE CONTACT. REMARK 500 REMARK 500 ATM1 RES C SSEQI ATM2 RES C SSEQI DISTANCE REMARK 500 O HOH A 1708 O HOH A 1727 1.75 REMARK 500 OD1 ASP A 68 O HOH A 1702 1.84 REMARK 500 O HOH A 2099 O HOH A 2124 1.90 REMARK 500 O HOH A 1704 O HOH A 2024 1.96 REMARK 500 NZ LYS A 97 O HOH A 1703 1.99 REMARK 500 O HOH A 2075 O HOH A 2129 2.05 REMARK 500 O HOH A 1970 O HOH A 1996 2.06 REMARK 500 O HOH A 2063 O HOH A 2116 2.07 REMARK 500 O HOH A 2116 O HOH A 2131 2.08 REMARK 500 O HOH A 1985 O HOH A 2071 2.09 REMARK 500 O HOH A 1915 O HOH A 2126 2.10 REMARK 500 NH1 ARG A 214 O HOH A 1704 2.10 REMARK 500 O HOH A 1744 O HOH A 1995 2.11 REMARK 500 OG1 THR A 337 O HOH A 1705 2.12 REMARK 500 OE2 GLU A 233 O HOH A 1707 2.13 REMARK 500 O HOH A 2101 O HOH A 2134 2.13 REMARK 500 OD1 ASP A 232 O HOH A 1708 2.16 REMARK 500 OD1 ASP A 157 O HOH A 1707 2.19 REMARK 500 REMARK 500 REMARK: NULL REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: CLOSE CONTACTS REMARK 500 REMARK 500 THE FOLLOWING ATOMS THAT ARE RELATED BY CRYSTALLOGRAPHIC REMARK 500 SYMMETRY ARE IN CLOSE CONTACT. AN ATOM LOCATED WITHIN 0.15 REMARK 500 ANGSTROMS OF A SYMMETRY RELATED ATOM IS ASSUMED TO BE ON A REMARK 500 SPECIAL POSITION AND IS, THEREFORE, LISTED IN REMARK 375 REMARK 500 INSTEAD OF REMARK 500. ATOMS WITH NON-BLANK ALTERNATE REMARK 500 LOCATION INDICATORS ARE NOT INCLUDED IN THE CALCULATIONS. REMARK 500 REMARK 500 DISTANCE CUTOFF: REMARK 500 2.2 ANGSTROMS FOR CONTACTS NOT INVOLVING HYDROGEN ATOMS REMARK 500 1.6 ANGSTROMS FOR CONTACTS INVOLVING HYDROGEN ATOMS REMARK 500 REMARK 500 ATM1 RES C SSEQI ATM2 RES C SSEQI SSYMOP DISTANCE REMARK 500 O HOH A 1703 O HOH A 2001 3454 2.06 REMARK 500 O HOH A 2024 O HOH A 2099 1455 2.16 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 31 79.03 -158.41 REMARK 500 ASP A 68 40.79 -140.60 REMARK 500 LEU A 129 -54.37 -129.84 REMARK 500 THR A 198 -150.16 -113.49 REMARK 500 ASP A 232 -78.95 -85.04 REMARK 500 ALA A 275 69.76 29.45 REMARK 500 PHE A 380 -67.42 -126.74 REMARK 500 MET A 387 80.53 -156.78 REMARK 500 MET A 387 77.41 -155.00 REMARK 500 REMARK 500 REMARK: NULL REMARK 525 REMARK 525 SOLVENT REMARK 525 REMARK 525 THE SOLVENT MOLECULES HAVE CHAIN IDENTIFIERS THAT REMARK 525 INDICATE THE POLYMER CHAIN WITH WHICH THEY ARE MOST REMARK 525 CLOSELY ASSOCIATED. THE REMARK LISTS ALL THE SOLVENT REMARK 525 MOLECULES WHICH ARE MORE THAN 5A AWAY FROM THE REMARK 525 NEAREST POLYMER CHAIN (M = MODEL NUMBER; REMARK 525 RES=RESIDUE NAME; C=CHAIN IDENTIFIER; SSEQ=SEQUENCE REMARK 525 NUMBER; I=INSERTION CODE): REMARK 525 REMARK 525 M RES CSSEQI REMARK 525 HOH A2163 DISTANCE = 5.88 ANGSTROMS REMARK 525 HOH A2164 DISTANCE = 6.17 ANGSTROMS 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 A1601 FE REMARK 620 N RES CSSEQI ATOM REMARK 620 1 CYS A 340 SG REMARK 620 2 HEM A1601 NA 97.6 REMARK 620 3 HEM A1601 NB 88.5 89.2 REMARK 620 4 HEM A1601 NC 85.2 177.2 91.2 REMARK 620 5 HEM A1601 ND 94.6 90.3 176.9 89.2 REMARK 620 6 PG4 A1603 O1 175.7 84.7 88.0 92.5 89.0 REMARK 620 7 EIQ A1609 N2 177.8 80.8 93.0 96.4 83.9 6.4 REMARK 620 N 1 2 3 4 5 6 REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 7P5T RELATED DB: PDB REMARK 900 7P5T CONTAINS THE SAME PROTEIN IN COMPLEX WITH A DIFFERENT INHIBITOR DBREF 7QQ7 A 2 398 UNP P9WPL5 CP142_MYCTU 2 398 SEQADV 7QQ7 GLY A 1 UNP P9WPL5 EXPRESSION TAG SEQRES 1 A 398 GLY THR GLU ALA PRO ASP VAL ASP LEU ALA ASP GLY ASN SEQRES 2 A 398 PHE TYR ALA SER ARG GLU ALA ARG ALA ALA TYR ARG TRP SEQRES 3 A 398 MET ARG ALA ASN GLN PRO VAL PHE ARG ASP ARG ASN GLY SEQRES 4 A 398 LEU ALA ALA ALA SER THR TYR GLN ALA VAL ILE ASP ALA SEQRES 5 A 398 GLU ARG GLN PRO GLU LEU PHE SER ASN ALA GLY GLY ILE SEQRES 6 A 398 ARG PRO ASP GLN PRO ALA LEU PRO MET MET ILE ASP MET SEQRES 7 A 398 ASP ASP PRO ALA HIS LEU LEU ARG ARG LYS LEU VAL ASN SEQRES 8 A 398 ALA GLY PHE THR ARG LYS ARG VAL LYS ASP LYS GLU ALA SEQRES 9 A 398 SER ILE ALA ALA LEU CYS ASP THR LEU ILE ASP ALA VAL SEQRES 10 A 398 CYS GLU ARG GLY GLU CYS ASP PHE VAL ARG ASP LEU ALA SEQRES 11 A 398 ALA PRO LEU PRO MET ALA VAL ILE GLY ASP MET LEU GLY SEQRES 12 A 398 VAL ARG PRO GLU GLN ARG ASP MET PHE LEU ARG TRP SER SEQRES 13 A 398 ASP ASP LEU VAL THR PHE LEU SER SER HIS VAL SER GLN SEQRES 14 A 398 GLU ASP PHE GLN ILE THR MET ASP ALA PHE ALA ALA TYR SEQRES 15 A 398 ASN ASP PHE THR ARG ALA THR ILE ALA ALA ARG ARG ALA SEQRES 16 A 398 ASP PRO THR ASP ASP LEU VAL SER VAL LEU VAL SER SER SEQRES 17 A 398 GLU VAL ASP GLY GLU ARG LEU SER ASP ASP GLU LEU VAL SEQRES 18 A 398 MET GLU THR LEU LEU ILE LEU ILE GLY GLY ASP GLU THR SEQRES 19 A 398 THR ARG HIS THR LEU SER GLY GLY THR GLU GLN LEU LEU SEQRES 20 A 398 ARG ASN ARG ASP GLN TRP ASP LEU LEU GLN ARG ASP PRO SEQRES 21 A 398 SER LEU LEU PRO GLY ALA ILE GLU GLU MET LEU ARG TRP SEQRES 22 A 398 THR ALA PRO VAL LYS ASN MET CYS ARG VAL LEU THR ALA SEQRES 23 A 398 ASP THR GLU PHE HIS GLY THR ALA LEU CYS ALA GLY GLU SEQRES 24 A 398 LYS MET MET LEU LEU PHE GLU SER ALA ASN PHE ASP GLU SEQRES 25 A 398 ALA VAL PHE CYS GLU PRO GLU LYS PHE ASP VAL GLN ARG SEQRES 26 A 398 ASN PRO ASN SER HIS LEU ALA PHE GLY PHE GLY THR HIS SEQRES 27 A 398 PHE CYS LEU GLY ASN GLN LEU ALA ARG LEU GLU LEU SER SEQRES 28 A 398 LEU MET THR GLU ARG VAL LEU ARG ARG LEU PRO ASP LEU SEQRES 29 A 398 ARG LEU VAL ALA ASP ASP SER VAL LEU PRO LEU ARG PRO SEQRES 30 A 398 ALA ASN PHE VAL SER GLY LEU GLU SER MET PRO VAL VAL SEQRES 31 A 398 PHE THR PRO SER PRO PRO LEU GLY HET HEM A1601 73 HET ACT A1602 7 HET PG4 A1603 13 HET BR A1604 1 HET BR A1605 1 HET BR A1606 1 HET CL A1607 1 HET CL A1608 1 HET EIQ A1609 39 HETNAM HEM PROTOPORPHYRIN IX CONTAINING FE HETNAM ACT ACETATE ION HETNAM PG4 TETRAETHYLENE GLYCOL HETNAM BR BROMIDE ION HETNAM CL CHLORIDE ION HETNAM EIQ ~{N}-[4-(PYRIDIN-4-YLMETHYL)PHENYL]BENZENESULFONAMIDE HETSYN HEM HEME FORMUL 2 HEM C34 H32 FE N4 O4 FORMUL 3 ACT C2 H3 O2 1- FORMUL 4 PG4 C8 H18 O5 FORMUL 5 BR 3(BR 1-) FORMUL 8 CL 2(CL 1-) FORMUL 10 EIQ C18 H16 N2 O2 S FORMUL 11 HOH *464(H2 O) HELIX 1 AA1 ASP A 11 ALA A 16 1 6 HELIX 2 AA2 GLU A 19 GLN A 31 1 13 HELIX 3 AA3 THR A 45 ARG A 54 1 10 HELIX 4 AA4 MET A 74 MET A 78 5 5 HELIX 5 AA5 PRO A 81 ASN A 91 1 11 HELIX 6 AA6 ALA A 92 PHE A 94 5 3 HELIX 7 AA7 THR A 95 ASP A 101 1 7 HELIX 8 AA8 LYS A 102 ALA A 116 1 15 HELIX 9 AA9 PHE A 125 LEU A 129 1 5 HELIX 10 AB1 ALA A 131 GLY A 143 1 13 HELIX 11 AB2 ARG A 145 GLU A 147 5 3 HELIX 12 AB3 GLN A 148 SER A 164 1 17 HELIX 13 AB4 SER A 168 ASP A 196 1 29 HELIX 14 AB5 ASP A 200 SER A 208 1 9 HELIX 15 AB6 SER A 216 ASP A 232 1 17 HELIX 16 AB7 THR A 234 ASN A 249 1 16 HELIX 17 AB8 ASN A 249 ASP A 259 1 11 HELIX 18 AB9 LEU A 262 ALA A 275 1 14 HELIX 19 AC1 PHE A 305 PHE A 310 1 6 HELIX 20 AC2 GLY A 342 LEU A 361 1 20 HELIX 21 AC3 ASP A 369 LEU A 373 5 5 SHEET 1 AA1 5 VAL A 33 ARG A 35 0 SHEET 2 AA1 5 ALA A 41 ALA A 43 -1 O ALA A 42 N PHE A 34 SHEET 3 AA1 5 LYS A 300 LEU A 304 1 O MET A 302 N ALA A 43 SHEET 4 AA1 5 ASN A 279 LEU A 284 -1 N ARG A 282 O MET A 301 SHEET 5 AA1 5 PHE A 59 SER A 60 -1 N SER A 60 O VAL A 283 SHEET 1 AA2 3 GLU A 122 ASP A 124 0 SHEET 2 AA2 3 PRO A 388 VAL A 390 -1 O VAL A 389 N CYS A 123 SHEET 3 AA2 3 ARG A 365 LEU A 366 -1 N ARG A 365 O VAL A 390 SHEET 1 AA3 2 THR A 288 PHE A 290 0 SHEET 2 AA3 2 THR A 293 LEU A 295 -1 O LEU A 295 N THR A 288 LINK SG CYS A 340 FE HEM A1601 1555 1555 2.31 LINK FE HEM A1601 O1 PG4 A1603 1555 1555 2.16 LINK FE HEM A1601 N2 EIQ A1609 1555 1555 2.21 CISPEP 1 ASP A 80 PRO A 81 0 8.97 CISPEP 2 ASN A 326 PRO A 327 0 2.32 CRYST1 55.308 65.191 128.409 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 0.018081 0.000000 0.000000 0.00000 SCALE2 0.000000 0.015340 0.000000 0.00000 SCALE3 0.000000 0.000000 0.007788 0.00000