HEADER OXIDOREDUCTASE 14-JUL-21 7P5T TITLE STRUCTURE OF CYP142 FROM MYCOBACTERIUM TUBERCULOSIS IN COMPLEX WITH TITLE 2 INHIBITOR MEK216 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 ATCC: 27294; SOURCE 5 GENE: CYP142, CYP142A1, RV3518C, MTV023.25C; SOURCE 6 EXPRESSION_SYSTEM: ESCHERICHIA COLI BL21(DE3); SOURCE 7 EXPRESSION_SYSTEM_TAXID: 469008; SOURCE 8 EXPRESSION_SYSTEM_VARIANT: C41 KEYWDS CYP, P450, TUBERCULOSIS, CHOLESTEROL, INHIBITOR, TB, HEME, KEYWDS 2 MONOOXYGENASE, OXIDOREDUCTASE EXPDTA X-RAY DIFFRACTION AUTHOR M.SNEE,M.KAVANAGH,R.TUNNICLIFFE,K.MCLEAN,C.LEVY,A.MUNRO REVDAT 2 31-JAN-24 7P5T 1 REMARK REVDAT 1 16-NOV-22 7P5T 0 JRNL AUTH M.KAVANAGH,A.COYNE JRNL TITL STRUCTURE OF CYP142 FROM MYCOBACTERIUM TUBERCULOSIS IN JRNL TITL 2 COMPLEX WITH INHIBITOR MEK216 JRNL REF TO BE PUBLISHED JRNL REFN REMARK 2 REMARK 2 RESOLUTION. 1.30 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 : ML REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 1.30 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 64.53 REMARK 3 MIN(FOBS/SIGMA_FOBS) : 1.330 REMARK 3 COMPLETENESS FOR RANGE (%) : 99.2 REMARK 3 NUMBER OF REFLECTIONS : 116182 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 R VALUE (WORKING + TEST SET) : 0.138 REMARK 3 R VALUE (WORKING SET) : 0.137 REMARK 3 FREE R VALUE : 0.162 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 4.970 REMARK 3 FREE R VALUE TEST SET COUNT : 5769 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 64.5300 - 4.0400 0.98 3931 210 0.1386 0.1438 REMARK 3 2 4.0400 - 3.2100 1.00 3838 182 0.1246 0.1461 REMARK 3 3 3.2100 - 2.8000 1.00 3772 205 0.1351 0.1522 REMARK 3 4 2.8000 - 2.5400 1.00 3752 200 0.1318 0.1613 REMARK 3 5 2.5400 - 2.3600 1.00 3761 209 0.1238 0.1525 REMARK 3 6 2.3600 - 2.2200 1.00 3722 182 0.1181 0.1499 REMARK 3 7 2.2200 - 2.1100 1.00 3736 200 0.1284 0.1402 REMARK 3 8 2.1100 - 2.0200 1.00 3709 203 0.1294 0.1627 REMARK 3 9 2.0200 - 1.9400 1.00 3701 205 0.1234 0.1698 REMARK 3 10 1.9400 - 1.8700 1.00 3688 178 0.1211 0.1676 REMARK 3 11 1.8700 - 1.8200 1.00 3750 193 0.1213 0.1430 REMARK 3 12 1.8200 - 1.7600 1.00 3691 178 0.1297 0.1704 REMARK 3 13 1.7600 - 1.7200 1.00 3686 211 0.1407 0.1592 REMARK 3 14 1.7200 - 1.6800 1.00 3703 182 0.1532 0.1848 REMARK 3 15 1.6800 - 1.6400 1.00 3649 209 0.1431 0.1856 REMARK 3 16 1.6400 - 1.6000 1.00 3696 179 0.1403 0.1757 REMARK 3 17 1.6000 - 1.5700 1.00 3701 208 0.1321 0.1618 REMARK 3 18 1.5700 - 1.5400 1.00 3654 196 0.1307 0.1691 REMARK 3 19 1.5400 - 1.5100 1.00 3702 181 0.1298 0.1613 REMARK 3 20 1.5100 - 1.4900 1.00 3697 189 0.1270 0.1671 REMARK 3 21 1.4900 - 1.4600 1.00 3647 182 0.1312 0.1799 REMARK 3 22 1.4600 - 1.4400 1.00 3728 175 0.1469 0.1965 REMARK 3 23 1.4400 - 1.4200 0.99 3622 212 0.1627 0.2184 REMARK 3 24 1.4200 - 1.4000 1.00 3652 192 0.1741 0.1868 REMARK 3 25 1.4000 - 1.3800 0.99 3642 174 0.1946 0.2342 REMARK 3 26 1.3800 - 1.3600 0.99 3588 212 0.2153 0.2382 REMARK 3 27 1.3600 - 1.3500 0.98 3650 181 0.2412 0.2624 REMARK 3 28 1.3500 - 1.3300 0.97 3551 176 0.2721 0.2807 REMARK 3 29 1.3300 - 1.3100 0.93 3400 199 0.3027 0.3278 REMARK 3 30 1.3100 - 1.3000 0.91 3394 166 0.3428 0.3628 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) : 0.160 REMARK 3 PHASE ERROR (DEGREES, MAXIMUM-LIKELIHOOD BASED) : 15.510 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : NULL REMARK 3 MEAN B VALUE (OVERALL, A**2) : 25.46 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 : 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 7P5T COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBE ON 15-JUL-21. REMARK 100 THE DEPOSITION ID IS D_1292117064. 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 EIGER X 16M REMARK 200 INTENSITY-INTEGRATION SOFTWARE : XIA2 REMARK 200 DATA SCALING SOFTWARE : XIA2 REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 116304 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.300 REMARK 200 RESOLUTION RANGE LOW (A) : 65.720 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : NULL REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 99.3 REMARK 200 DATA REDUNDANCY : 5.700 REMARK 200 R MERGE (I) : NULL REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : 11.4000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.30 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 1.32 REMARK 200 COMPLETENESS FOR SHELL (%) : 91.9 REMARK 200 DATA REDUNDANCY IN SHELL : 2.30 REMARK 200 R MERGE FOR SHELL (I) : NULL REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 FOR SHELL : 1.000 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 (%): 53.82 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.66 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 8% PEG 20,000, 8% PEG 550 MME, SODIUM REMARK 280 ACETATE PH4.5, 0.1M POTASSIUM BROMIDE, VAPOR DIFFUSION, SITTING REMARK 280 DROP, TEMPERATURE 277K 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 27.86400 REMARK 290 SMTRY2 2 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 2 0.000000 0.000000 1.000000 64.53450 REMARK 290 SMTRY1 3 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 32.85850 REMARK 290 SMTRY3 3 0.000000 0.000000 -1.000000 64.53450 REMARK 290 SMTRY1 4 1.000000 0.000000 0.000000 27.86400 REMARK 290 SMTRY2 4 0.000000 -1.000000 0.000000 32.85850 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 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 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 GLU A 3 CG CD OE1 OE2 REMARK 480 REMARK 480 ZERO OCCUPANCY ATOM REMARK 480 THE FOLLOWING RESIDUES HAVE ATOMS MODELED WITH ZERO REMARK 480 OCCUPANCY. THE LOCATION AND PROPERTIES OF THESE ATOMS REMARK 480 MAY NOT BE RELIABLE. (M=MODEL NUMBER; RES=RESIDUE NAME; REMARK 480 C=CHAIN IDENTIFIER; SSEQ=SEQUENCE NUMBER; I=INSERTION CODE): REMARK 480 M RES C SSEQI ATOMS REMARK 480 ARG A 194 CA CB CG CD NE CZ NH1 REMARK 480 ARG A 194 NH2 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 PRO A 67 O HOH A 501 2.07 REMARK 500 O HOH A 798 O HOH A 1037 2.12 REMARK 500 O HOH A 844 O HOH A 999 2.13 REMARK 500 O HOH A 821 O HOH A 864 2.15 REMARK 500 O HOH A 577 O HOH A 849 2.16 REMARK 500 O HOH A 753 O HOH A 903 2.17 REMARK 500 O HOH A 917 O HOH A 998 2.18 REMARK 500 O HOH A 519 O HOH A 835 2.18 REMARK 500 REMARK 500 REMARK: NULL REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: COVALENT BOND LENGTHS 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,2(A3,1X,A1,I4,A1,1X,A4,3X),1X,F6.3) 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 RES CSSEQI ATM2 DEVIATION REMARK 500 ARG A 194 C ARG A 194 O 0.123 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 79.21 -160.42 REMARK 500 LEU A 129 -55.65 -133.05 REMARK 500 THR A 198 -157.60 -122.30 REMARK 500 ALA A 275 68.26 32.77 REMARK 500 LEU A 361 59.62 -119.55 REMARK 500 ALA A 378 140.05 -171.50 REMARK 500 PHE A 380 -67.39 -127.47 REMARK 500 MET A 387 80.47 -151.35 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 A1091 DISTANCE = 5.91 ANGSTROMS REMARK 525 HOH A1092 DISTANCE = 6.00 ANGSTROMS REMARK 525 HOH A1093 DISTANCE = 6.27 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 A 401 FE REMARK 620 N RES CSSEQI ATOM REMARK 620 1 CYS A 340 SG REMARK 620 2 HEM A 401 NA 96.6 REMARK 620 3 HEM A 401 NB 86.6 90.6 REMARK 620 4 HEM A 401 NC 84.3 179.1 89.8 REMARK 620 5 HEM A 401 ND 94.2 88.8 179.0 90.9 REMARK 620 6 5YG A 402 N17 176.5 86.8 92.5 92.3 86.7 REMARK 620 N 1 2 3 4 5 DBREF 7P5T A 2 398 UNP P9WPL5 CP142_MYCTU 2 398 SEQADV 7P5T 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 A 401 43 HET 5YG A 402 23 HET BR A 403 1 HET BR A 404 1 HET BR A 405 1 HET K A 406 1 HET K A 407 1 HETNAM HEM PROTOPORPHYRIN IX CONTAINING FE HETNAM 5YG ~{N}-[(4-METHOXYPHENYL)METHYL]-4-(PYRIDIN-4-YLMETHYL) HETNAM 2 5YG ANILINE HETNAM BR BROMIDE ION HETNAM K POTASSIUM ION HETSYN HEM HEME FORMUL 2 HEM C34 H32 FE N4 O4 FORMUL 3 5YG C20 H20 N2 O FORMUL 4 BR 3(BR 1-) FORMUL 7 K 2(K 1+) FORMUL 9 HOH *593(H2 O) HELIX 1 AA1 ASP A 11 SER A 17 1 7 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 ALA A 92 1 12 HELIX 6 AA6 THR A 95 ASP A 101 1 7 HELIX 7 AA7 LYS A 102 CYS A 118 1 17 HELIX 8 AA8 PHE A 125 LEU A 129 1 5 HELIX 9 AA9 ALA A 131 LEU A 142 1 12 HELIX 10 AB1 ARG A 145 GLU A 147 5 3 HELIX 11 AB2 GLN A 148 SER A 164 1 17 HELIX 12 AB3 SER A 168 ASP A 196 1 29 HELIX 13 AB4 ASP A 200 SER A 208 1 9 HELIX 14 AB5 SER A 216 THR A 234 1 19 HELIX 15 AB6 THR A 234 ASN A 249 1 16 HELIX 16 AB7 ASN A 249 ASP A 259 1 11 HELIX 17 AB8 LEU A 262 ALA A 275 1 14 HELIX 18 AB9 PHE A 305 PHE A 310 1 6 HELIX 19 AC1 GLY A 342 LEU A 361 1 20 HELIX 20 AC2 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 A 401 1555 1555 2.31 LINK FE HEM A 401 N17 5YG A 402 1555 1555 2.09 LINK K K A 406 O HOH A 899 1555 1555 3.00 LINK K K A 407 O HOH A 649 1555 4455 2.92 CISPEP 1 ASP A 80 PRO A 81 0 6.88 CISPEP 2 ASN A 326 PRO A 327 0 3.40 CRYST1 55.728 65.717 129.069 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 0.017944 0.000000 0.000000 0.00000 SCALE2 0.000000 0.015217 0.000000 0.00000 SCALE3 0.000000 0.000000 0.007748 0.00000