HEADER OXIDOREDUCTASE 31-DEC-13 4CKA TITLE STEROL 14-ALPHA DEMETHYLASE (CYP51)FROM TRYPANOSOMA CRUZI IN COMPLEX TITLE 2 WITH (S)-1-(4-FLUOROPHENYL)-2-(1H-IMIDAZOL-1-YL)ETHYL 4- TITLE 3 ISOPROPYLPHENYLCARBAMATE (LFS) COMPND MOL_ID: 1; COMPND 2 MOLECULE: STEROL 14-ALPHA DEMETHYLASE; COMPND 3 CHAIN: A; COMPND 4 FRAGMENT: RESIDUES 32-481; COMPND 5 SYNONYM: TC14DM, CYTOCHROME P450 51, CYP51; COMPND 6 EC: 1.14.13.70; COMPND 7 ENGINEERED: YES; COMPND 8 OTHER_DETAILS: GENBANK AAW47718.1 SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: TRYPANOSOMA CRUZI; SOURCE 3 ORGANISM_TAXID: 5693; SOURCE 4 STRAIN: THLAHUEN; SOURCE 5 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 6 EXPRESSION_SYSTEM_TAXID: 562; SOURCE 7 EXPRESSION_SYSTEM_STRAIN: HMS174; SOURCE 8 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID; SOURCE 9 EXPRESSION_SYSTEM_PLASMID: PCW KEYWDS HEME, OXIDOREDUCTASE, MONOOXYGENASE, STEROL BIOSYNTHESIS, EUKARYOTIC KEYWDS 2 MEMBRANES, CYTOCHROME P450 FOLD, ENDOPLASMIC RETICULUM MEMBRANE EXPDTA X-RAY DIFFRACTION AUTHOR L.FRIGGERI,Z.WAWRZAK,S.TORTORELLA,G.I.LEPESHEVA REVDAT 3 20-DEC-23 4CKA 1 REMARK REVDAT 2 27-AUG-14 4CKA 1 JRNL REVDAT 1 30-JUL-14 4CKA 0 JRNL AUTH L.FRIGGERI,T.Y.HARGROVE,G.RACHAKONDA,A.D.WILLIAMS,Z.WAWRZAK, JRNL AUTH 2 R.DI SANTO,D.DE VITA,M.R.WATERMAN,S.TORTORELLA,F.VILLALTA, JRNL AUTH 3 G.I.LEPESHEVA JRNL TITL STRUCTURAL BASIS FOR RATIONAL DESIGN OF INHIBITORS TARGETING JRNL TITL 2 TRYPANOSOMA CRUZI STEROL 14ALPHA-DEMETHYLASE: TWO REGIONS OF JRNL TITL 3 THE ENZYME MOLECULE POTENTIATE ITS INHIBITION. JRNL REF J.MED.CHEM. V. 57 6704 2014 JRNL REFN ISSN 0022-2623 JRNL PMID 25033013 JRNL DOI 10.1021/JM500739F REMARK 2 REMARK 2 RESOLUTION. 2.70 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : REFMAC 5.8.0049 REMARK 3 AUTHORS : MURSHUDOV,SKUBAK,LEBEDEV,PANNU,STEINER, REMARK 3 : NICHOLLS,WINN,LONG,VAGIN REMARK 3 REMARK 3 REFINEMENT TARGET : MAXIMUM LIKELIHOOD REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 2.70 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 28.80 REMARK 3 DATA CUTOFF (SIGMA(F)) : NULL REMARK 3 COMPLETENESS FOR RANGE (%) : 99.4 REMARK 3 NUMBER OF REFLECTIONS : 13738 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 + TEST SET) : 0.264 REMARK 3 R VALUE (WORKING SET) : 0.263 REMARK 3 FREE R VALUE : 0.284 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 5.000 REMARK 3 FREE R VALUE TEST SET COUNT : 724 REMARK 3 REMARK 3 FIT IN THE HIGHEST RESOLUTION BIN. REMARK 3 TOTAL NUMBER OF BINS USED : 20 REMARK 3 BIN RESOLUTION RANGE HIGH (A) : 2.70 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 2.77 REMARK 3 REFLECTION IN BIN (WORKING SET) : 963 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : 100.0 REMARK 3 BIN R VALUE (WORKING SET) : 0.3260 REMARK 3 BIN FREE R VALUE SET COUNT : 58 REMARK 3 BIN FREE R VALUE : 0.3350 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 3467 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 70 REMARK 3 SOLVENT ATOMS : 4 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 72.00 REMARK 3 MEAN B VALUE (OVERALL, A**2) : 90.91 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : 0.00000 REMARK 3 B22 (A**2) : 0.00000 REMARK 3 B33 (A**2) : -0.01000 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 OVERALL COORDINATE ERROR. REMARK 3 ESU BASED ON R VALUE (A): NULL REMARK 3 ESU BASED ON FREE R VALUE (A): 0.397 REMARK 3 ESU BASED ON MAXIMUM LIKELIHOOD (A): 0.308 REMARK 3 ESU FOR B VALUES BASED ON MAXIMUM LIKELIHOOD (A**2): 14.678 REMARK 3 REMARK 3 CORRELATION COEFFICIENTS. REMARK 3 CORRELATION COEFFICIENT FO-FC : 0.920 REMARK 3 CORRELATION COEFFICIENT FO-FC FREE : 0.923 REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES COUNT RMS WEIGHT REMARK 3 BOND LENGTHS REFINED ATOMS (A): 3625 ; 0.002 ; 0.019 REMARK 3 BOND LENGTHS OTHERS (A): 3511 ; 0.005 ; 0.020 REMARK 3 BOND ANGLES REFINED ATOMS (DEGREES): 4908 ; 1.282 ; 1.994 REMARK 3 BOND ANGLES OTHERS (DEGREES): 8077 ; 0.734 ; 3.002 REMARK 3 TORSION ANGLES, PERIOD 1 (DEGREES): 431 ; 7.882 ; 5.000 REMARK 3 TORSION ANGLES, PERIOD 2 (DEGREES): 162 ;35.405 ;23.395 REMARK 3 TORSION ANGLES, PERIOD 3 (DEGREES): 640 ;20.595 ;15.000 REMARK 3 TORSION ANGLES, PERIOD 4 (DEGREES): 28 ;17.430 ;15.000 REMARK 3 CHIRAL-CENTER RESTRAINTS (A**3): 528 ; 0.088 ; 0.200 REMARK 3 GENERAL PLANES REFINED ATOMS (A): 4030 ; 0.008 ; 0.021 REMARK 3 GENERAL PLANES OTHERS (A): 841 ; 0.005 ; 0.020 REMARK 3 NON-BONDED CONTACTS REFINED ATOMS (A): NULL ; NULL ; NULL REMARK 3 NON-BONDED CONTACTS OTHERS (A): NULL ; NULL ; NULL REMARK 3 NON-BONDED TORSION REFINED ATOMS (A): NULL ; NULL ; NULL REMARK 3 NON-BONDED TORSION OTHERS (A): NULL ; NULL ; NULL REMARK 3 H-BOND (X...Y) REFINED ATOMS (A): NULL ; NULL ; NULL REMARK 3 H-BOND (X...Y) OTHERS (A): NULL ; NULL ; NULL REMARK 3 POTENTIAL METAL-ION REFINED ATOMS (A): NULL ; NULL ; NULL REMARK 3 POTENTIAL METAL-ION OTHERS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY VDW REFINED ATOMS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY VDW OTHERS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY H-BOND REFINED ATOMS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY H-BOND OTHERS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY METAL-ION REFINED ATOMS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY METAL-ION OTHERS (A): NULL ; NULL ; NULL REMARK 3 REMARK 3 ISOTROPIC THERMAL FACTOR RESTRAINTS. COUNT RMS WEIGHT REMARK 3 MAIN-CHAIN BOND REFINED ATOMS (A**2): 1733 ; 7.532 ; 8.707 REMARK 3 MAIN-CHAIN BOND OTHER ATOMS (A**2): 1732 ; 7.515 ; 8.706 REMARK 3 MAIN-CHAIN ANGLE REFINED ATOMS (A**2): 2161 ;11.328 ;13.023 REMARK 3 MAIN-CHAIN ANGLE OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 SIDE-CHAIN BOND REFINED ATOMS (A**2): 1892 ; 7.090 ; 9.266 REMARK 3 SIDE-CHAIN BOND OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 SIDE-CHAIN ANGLE REFINED ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 SIDE-CHAIN ANGLE OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 LONG RANGE B REFINED ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 LONG RANGE B OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 REMARK 3 ANISOTROPIC THERMAL FACTOR RESTRAINTS. COUNT RMS WEIGHT REMARK 3 RIGID-BOND RESTRAINTS (A**2): NULL ; NULL ; NULL REMARK 3 SPHERICITY; FREE ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 SPHERICITY; BONDED ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 REMARK 3 NCS RESTRAINTS STATISTICS REMARK 3 NUMBER OF DIFFERENT NCS GROUPS : NULL REMARK 3 REMARK 3 TLS DETAILS REMARK 3 NUMBER OF TLS GROUPS : NULL REMARK 3 REMARK 3 BULK SOLVENT MODELLING. REMARK 3 METHOD USED : MASK REMARK 3 PARAMETERS FOR MASK CALCULATION REMARK 3 VDW PROBE RADIUS : 1.20 REMARK 3 ION PROBE RADIUS : 0.80 REMARK 3 SHRINKAGE RADIUS : 0.80 REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: HYDROGENS HAVE BEEN ADDED IN THE RIDING REMARK 3 POSITIONS. U VALUES REFINED INDIVIDUALLY REMARK 4 REMARK 4 4CKA COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBE ON 31-DEC-13. REMARK 100 THE DEPOSITION ID IS D_1290059319. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 24-NOV-13 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : 7.4 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : APS REMARK 200 BEAMLINE : 21-ID-F REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 0.9786 REMARK 200 MONOCHROMATOR : DIAMOND REMARK 200 OPTICS : BE LENSES DIAMOND LAUE REMARK 200 REMARK 200 DETECTOR TYPE : CCD REMARK 200 DETECTOR MANUFACTURER : MARRESEARCH REMARK 200 INTENSITY-INTEGRATION SOFTWARE : HKL-2000 REMARK 200 DATA SCALING SOFTWARE : HKL-2000 REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 13738 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.700 REMARK 200 RESOLUTION RANGE LOW (A) : 30.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : 3.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 99.5 REMARK 200 DATA REDUNDANCY : 7.000 REMARK 200 R MERGE (I) : 0.05000 REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : 31.1000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.70 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 2.80 REMARK 200 COMPLETENESS FOR SHELL (%) : 100.0 REMARK 200 DATA REDUNDANCY IN SHELL : 7.20 REMARK 200 R MERGE FOR SHELL (I) : 0.58000 REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 FOR SHELL : 3.400 REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT REMARK 200 SOFTWARE USED: REFMAC REMARK 200 STARTING MODEL: PDB ENTRY 4H60 REMARK 200 REMARK 200 REMARK: NONE REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 47.90 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.40 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: PH 7.4 REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 31 2 1 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -Y,X-Y,Z+1/3 REMARK 290 3555 -X+Y,-X,Z+2/3 REMARK 290 4555 Y,X,-Z REMARK 290 5555 X-Y,-Y,-Z+2/3 REMARK 290 6555 -X,-X+Y,-Z+1/3 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 -0.500000 -0.866025 0.000000 0.00000 REMARK 290 SMTRY2 2 0.866025 -0.500000 0.000000 0.00000 REMARK 290 SMTRY3 2 0.000000 0.000000 1.000000 73.68933 REMARK 290 SMTRY1 3 -0.500000 0.866025 0.000000 0.00000 REMARK 290 SMTRY2 3 -0.866025 -0.500000 0.000000 0.00000 REMARK 290 SMTRY3 3 0.000000 0.000000 1.000000 147.37867 REMARK 290 SMTRY1 4 -0.500000 0.866025 0.000000 0.00000 REMARK 290 SMTRY2 4 0.866025 0.500000 0.000000 0.00000 REMARK 290 SMTRY3 4 0.000000 0.000000 -1.000000 0.00000 REMARK 290 SMTRY1 5 1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 5 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 5 0.000000 0.000000 -1.000000 147.37867 REMARK 290 SMTRY1 6 -0.500000 -0.866025 0.000000 0.00000 REMARK 290 SMTRY2 6 -0.866025 0.500000 0.000000 0.00000 REMARK 290 SMTRY3 6 0.000000 0.000000 -1.000000 73.68933 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 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 375 REMARK 375 SPECIAL POSITION REMARK 375 THE FOLLOWING ATOMS ARE FOUND TO BE WITHIN 0.15 ANGSTROMS REMARK 375 OF A SYMMETRY RELATED ATOM AND ARE ASSUMED TO BE ON SPECIAL REMARK 375 POSITIONS. REMARK 375 REMARK 375 ATOM RES CSSEQI REMARK 375 HOH A2004 LIES ON A SPECIAL POSITION. 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 ALA A 28 REMARK 465 PRO A 216 REMARK 465 TRP A 217 REMARK 465 LEU A 218 REMARK 465 LEU A 219 REMARK 465 ARG A 220 REMARK 465 LEU A 221 REMARK 465 PRO A 222 REMARK 465 GLU A 251 REMARK 465 ALA A 252 REMARK 465 SER A 253 REMARK 465 LYS A 254 REMARK 465 ASP A 255 REMARK 465 ASN A 256 REMARK 465 ASN A 257 REMARK 465 THR A 258 REMARK 465 LYS A 478 REMARK 465 LEU A 479 REMARK 465 PRO A 480 REMARK 465 SER A 481 REMARK 465 HIS A 482 REMARK 465 HIS A 483 REMARK 465 HIS A 484 REMARK 465 HIS A 485 REMARK 465 HIS A 486 REMARK 465 HIS A 487 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 GLY A 43 O SER A 71 2.18 REMARK 500 REMARK 500 REMARK: NULL 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 PRO A 144 C - N - CD ANGL. DEV. = 12.8 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 THR A 31 143.61 -171.06 REMARK 500 PRO A 33 172.39 -57.25 REMARK 500 SER A 65 142.04 -173.13 REMARK 500 ALA A 115 -126.93 49.37 REMARK 500 ARG A 195 -38.34 -37.08 REMARK 500 LYS A 249 66.03 -69.31 REMARK 500 LYS A 267 12.87 -67.05 REMARK 500 TYR A 270 -179.90 -67.18 REMARK 500 MET A 339 42.48 -151.50 REMARK 500 ILE A 413 26.04 -146.60 REMARK 500 ALA A 417 -174.25 -177.22 REMARK 500 GLU A 442 -6.61 76.93 REMARK 500 HIS A 458 39.33 -85.24 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 A1480 FE REMARK 620 N RES CSSEQI ATOM REMARK 620 1 CYS A 422 SG REMARK 620 2 HEM A1480 NA 100.7 REMARK 620 3 HEM A1480 NB 95.6 87.5 REMARK 620 4 HEM A1480 NC 84.7 172.0 86.1 REMARK 620 5 HEM A1480 ND 88.1 94.6 175.4 91.5 REMARK 620 6 LFS A1490 NAQ 170.9 88.4 84.4 86.2 91.5 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 1480 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE LFS A 1490 REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 4CK8 RELATED DB: PDB REMARK 900 STEROL 14-ALPHA DEMETHYLASE (CYP51)FROM TRYPANOSOMA CRUZI IN REMARK 900 COMPLEX WITH (R)-1-(2,4-DICHLOROPHENYL)-2 -(1H-IMIDAZOL-1-YL)ETHYL REMARK 900 4-(4-(3,4-DICHLOROPHENYL) PIPERAZIN-1-YL)PHENYLCARBAMATE (LFD) REMARK 900 RELATED ID: 4CK9 RELATED DB: PDB REMARK 900 STEROL 14-ALPHA DEMETHYLASE (CYP51)FROM TRYPANOSOMA CRUZI IN REMARK 900 COMPLEX WITH (S)-1-(4-CHLOROPHENYL)-2-(1H- IMIDAZOL-1-YL)ETHYL 4- REMARK 900 ISOPROPYLPHENYLCARBAMATE (LFT) REMARK 999 REMARK 999 SEQUENCE REMARK 999 THE SEQUENCE IS DESCRIBED IN LEPESHEVA ET AL. (2006) J. REMARK 999 BIOL.CHEM., 281, P.3577 DBREF 4CKA A 32 481 UNP Q7Z1V1 CP51_TRYCC 32 481 SEQADV 4CKA ALA A 28 UNP Q7Z1V1 EXPRESSION TAG SEQADV 4CKA LYS A 29 UNP Q7Z1V1 EXPRESSION TAG SEQADV 4CKA LYS A 30 UNP Q7Z1V1 EXPRESSION TAG SEQADV 4CKA THR A 31 UNP Q7Z1V1 EXPRESSION TAG SEQADV 4CKA HIS A 482 UNP Q7Z1V1 EXPRESSION TAG SEQADV 4CKA HIS A 483 UNP Q7Z1V1 EXPRESSION TAG SEQADV 4CKA HIS A 484 UNP Q7Z1V1 EXPRESSION TAG SEQADV 4CKA HIS A 485 UNP Q7Z1V1 EXPRESSION TAG SEQADV 4CKA HIS A 486 UNP Q7Z1V1 EXPRESSION TAG SEQADV 4CKA HIS A 487 UNP Q7Z1V1 EXPRESSION TAG SEQRES 1 A 460 ALA LYS LYS THR PRO PRO VAL TYR PRO VAL THR VAL PRO SEQRES 2 A 460 PHE LEU GLY HIS ILE VAL GLN PHE GLY LYS ASN PRO LEU SEQRES 3 A 460 GLU PHE MET GLN ARG CYS LYS ARG ASP LEU LYS SER GLY SEQRES 4 A 460 VAL PHE THR ILE SER ILE GLY GLY GLN ARG VAL THR ILE SEQRES 5 A 460 VAL GLY ASP PRO HIS GLU HIS SER ARG PHE PHE SER PRO SEQRES 6 A 460 ARG ASN GLU ILE LEU SER PRO ARG GLU VAL TYR THR ILE SEQRES 7 A 460 MET THR PRO VAL PHE GLY GLU GLY VAL ALA TYR ALA ALA SEQRES 8 A 460 PRO TYR PRO ARG MET ARG GLU GLN LEU ASN PHE LEU ALA SEQRES 9 A 460 GLU GLU LEU THR ILE ALA LYS PHE GLN ASN PHE VAL PRO SEQRES 10 A 460 ALA ILE GLN HIS GLU VAL ARG LYS PHE MET ALA GLU ASN SEQRES 11 A 460 TRP LYS GLU ASP GLU GLY VAL ILE ASN LEU LEU GLU ASP SEQRES 12 A 460 CYS GLY ALA MET ILE ILE ASN THR ALA CYS GLN CYS LEU SEQRES 13 A 460 PHE GLY GLU ASP LEU ARG LYS ARG LEU ASN ALA ARG HIS SEQRES 14 A 460 PHE ALA GLN LEU LEU SER LYS MET GLU SER SER LEU ILE SEQRES 15 A 460 PRO ALA ALA VAL PHE MET PRO TRP LEU LEU ARG LEU PRO SEQRES 16 A 460 LEU PRO GLN SER ALA ARG CYS ARG GLU ALA ARG ALA GLU SEQRES 17 A 460 LEU GLN LYS ILE LEU GLY GLU ILE ILE VAL ALA ARG GLU SEQRES 18 A 460 LYS GLU GLU ALA SER LYS ASP ASN ASN THR SER ASP LEU SEQRES 19 A 460 LEU GLY GLY LEU LEU LYS ALA VAL TYR ARG ASP GLY THR SEQRES 20 A 460 ARG MET SER LEU HIS GLU VAL CYS GLY MET ILE VAL ALA SEQRES 21 A 460 ALA MET PHE ALA GLY GLN HIS THR SER THR ILE THR THR SEQRES 22 A 460 SER TRP SER MET LEU HIS LEU MET HIS PRO LYS ASN LYS SEQRES 23 A 460 LYS TRP LEU ASP LYS LEU HIS LYS GLU ILE ASP GLU PHE SEQRES 24 A 460 PRO ALA GLN LEU ASN TYR ASP ASN VAL MET ASP GLU MET SEQRES 25 A 460 PRO PHE ALA GLU ARG CYS VAL ARG GLU SER ILE ARG ARG SEQRES 26 A 460 ASP PRO PRO LEU LEU MET VAL MET ARG MET VAL LYS ALA SEQRES 27 A 460 GLU VAL LYS VAL GLY SER TYR VAL VAL PRO LYS GLY ASP SEQRES 28 A 460 ILE ILE ALA CYS SER PRO LEU LEU SER HIS HIS ASP GLU SEQRES 29 A 460 GLU ALA PHE PRO ASN PRO ARG LEU TRP ASP PRO GLU ARG SEQRES 30 A 460 ASP GLU LYS VAL ASP GLY ALA PHE ILE GLY PHE GLY ALA SEQRES 31 A 460 GLY VAL HIS LYS CYS ILE GLY GLN LYS PHE ALA LEU LEU SEQRES 32 A 460 GLN VAL LYS THR ILE LEU ALA THR ALA PHE ARG GLU TYR SEQRES 33 A 460 ASP PHE GLN LEU LEU ARG ASP GLU VAL PRO ASP PRO ASP SEQRES 34 A 460 TYR HIS THR MET VAL VAL GLY PRO THR LEU ASN GLN CYS SEQRES 35 A 460 LEU VAL LYS TYR THR ARG LYS LYS LYS LEU PRO SER HIS SEQRES 36 A 460 HIS HIS HIS HIS HIS HET HEM A1480 43 HET LFS A1490 27 HETNAM HEM PROTOPORPHYRIN IX CONTAINING FE HETNAM LFS (1S)-1-(4-FLUOROPHENYL)-2-(1H-IMIDAZOL-1-YL)ETHYL 4- HETNAM 2 LFS ISOPROPYLPHENYLCARBAMATE HETSYN HEM HEME FORMUL 2 HEM C34 H32 FE N4 O4 FORMUL 3 LFS C21 H22 F N3 O2 FORMUL 4 HOH *4(H2 O) HELIX 1 1 HIS A 44 ASN A 51 1 8 HELIX 2 2 ASN A 51 LEU A 63 1 13 HELIX 3 3 ASP A 82 HIS A 84 5 3 HELIX 4 4 GLU A 85 SER A 91 1 7 HELIX 5 5 VAL A 102 ILE A 105 5 4 HELIX 6 6 MET A 106 GLY A 111 1 6 HELIX 7 7 VAL A 114 ALA A 118 5 5 HELIX 8 8 PRO A 119 GLU A 132 1 14 HELIX 9 9 PHE A 142 TRP A 158 1 17 HELIX 10 10 LEU A 167 PHE A 184 1 18 HELIX 11 11 GLY A 185 LEU A 192 1 8 HELIX 12 12 ASN A 193 GLU A 205 1 13 HELIX 13 13 SER A 206 LEU A 208 5 3 HELIX 14 14 LEU A 223 LYS A 249 1 27 HELIX 15 15 ASP A 260 LYS A 267 1 8 HELIX 16 16 SER A 277 HIS A 309 1 33 HELIX 17 17 PRO A 310 LYS A 313 5 4 HELIX 18 18 LYS A 314 ASP A 324 1 11 HELIX 19 19 ASN A 331 GLU A 338 1 8 HELIX 20 20 MET A 339 ASP A 353 1 15 HELIX 21 21 SER A 383 HIS A 388 1 6 HELIX 22 22 ALA A 417 LYS A 421 5 5 HELIX 23 23 GLY A 424 ARG A 441 1 18 HELIX 24 24 THR A 465 GLN A 468 5 4 SHEET 1 AA 5 VAL A 67 ILE A 72 0 SHEET 2 AA 5 GLN A 75 VAL A 80 -1 O GLN A 75 N ILE A 72 SHEET 3 AA 5 ILE A 379 CYS A 382 1 O ILE A 379 N THR A 78 SHEET 4 AA 5 VAL A 359 VAL A 363 -1 O VAL A 359 N CYS A 382 SHEET 5 AA 5 LEU A 97 SER A 98 -1 O SER A 98 N MET A 362 SHEET 1 AB 3 ILE A 165 ASN A 166 0 SHEET 2 AB 3 LEU A 470 ARG A 475 -1 O VAL A 471 N ILE A 165 SHEET 3 AB 3 TYR A 443 LEU A 447 -1 O ASP A 444 N THR A 474 SHEET 1 AC 2 VAL A 367 VAL A 369 0 SHEET 2 AC 2 TYR A 372 VAL A 374 -1 O TYR A 372 N VAL A 369 LINK SG CYS A 422 FE HEM A1480 1555 1555 2.19 LINK FE HEM A1480 NAQ LFS A1490 1555 1555 2.02 SITE 1 AC1 17 TYR A 103 LEU A 127 GLY A 292 THR A 295 SITE 2 AC1 17 LEU A 356 VAL A 359 ARG A 361 GLY A 414 SITE 3 AC1 17 PHE A 415 GLY A 416 HIS A 420 LYS A 421 SITE 4 AC1 17 CYS A 422 ILE A 423 GLY A 424 ALA A 428 SITE 5 AC1 17 LFS A1490 SITE 1 AC2 9 TYR A 103 MET A 106 ALA A 115 TYR A 116 SITE 2 AC2 9 GLN A 126 LEU A 127 LEU A 130 ALA A 291 SITE 3 AC2 9 HEM A1480 CRYST1 62.582 62.582 221.068 90.00 90.00 120.00 P 31 2 1 6 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 0.015979 0.009226 0.000000 0.00000 SCALE2 0.000000 0.018451 0.000000 0.00000 SCALE3 0.000000 0.000000 0.004523 0.00000