HEADER OXIDOREDUCTASE 28-SEP-09 3K1O TITLE CRYSTAL STRUCTURE OF STEROL 14-ALPHA DEMETHYLASE (CYP51) FROM TITLE 2 TRYPANOSOMA CRUZI IN COMPLEX WITH A POTENTIAL ANTICHAGASIC DRUG, TITLE 3 POSACONAZOLE COMPND MOL_ID: 1; COMPND 2 MOLECULE: STEROL 14 ALPHA-DEMETHYLASE; COMPND 3 CHAIN: A; COMPND 4 FRAGMENT: UNP RESIDUES 30-481; COMPND 5 EC: 1.14.13.70; COMPND 6 ENGINEERED: YES; COMPND 7 MUTATION: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: TRYPANOSOMA CRUZI; SOURCE 3 ORGANISM_TAXID: 5693; SOURCE 4 GENE: CYP51; 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 STEROL 14-ALPHA DEMETHYLASE, EBURICOL 14A-DEMETHYLASE, CYP51, KEYWDS 2 CYTOCHROME P450, HEME, OXIDOREDUCTASE, MONOOXYGENASE, ENDOPLASMIC KEYWDS 3 RETICULUM, TRANSMEMBRANE PROTEIN, STEROL BIOSYNTHESIS, LIPIDS, KEYWDS 4 MEMBRANE, IRON, HEME-THIOLATE PROTEIN EXPDTA X-RAY DIFFRACTION AUTHOR G.I.LEPESHEVA,T.Y.HARGROVE,S.ANDERSON,Z.WAWRZAK,M.R.WATERMAN REVDAT 8 06-SEP-23 3K1O 1 REMARK REVDAT 7 13-OCT-21 3K1O 1 REMARK SEQADV REVDAT 6 24-JAN-18 3K1O 1 AUTHOR REVDAT 5 20-DEC-17 3K1O 1 REMARK REVDAT 4 13-JUL-11 3K1O 1 VERSN REVDAT 3 25-AUG-10 3K1O 1 JRNL REVDAT 2 23-JUN-10 3K1O 1 JRNL REVDAT 1 27-OCT-09 3K1O 0 JRNL AUTH G.I.LEPESHEVA,T.Y.HARGROVE,S.ANDERSON,Y.KLESHCHENKO, JRNL AUTH 2 V.FURTAK,Z.WAWRZAK,F.VILLALTA,M.R.WATERMAN JRNL TITL STRUCTURAL INSIGHTS INTO INHIBITION OF STEROL JRNL TITL 2 14{ALPHA}-DEMETHYLASE IN THE HUMAN PATHOGEN TRYPANOSOMA JRNL TITL 3 CRUZI. JRNL REF J.BIOL.CHEM. V. 285 25582 2010 JRNL REFN ISSN 0021-9258 JRNL PMID 20530488 JRNL DOI 10.1074/JBC.M110.133215 REMARK 2 REMARK 2 RESOLUTION. 2.89 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : REFMAC 5.5.0093 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) : 2.89 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 29.17 REMARK 3 DATA CUTOFF (SIGMA(F)) : 4.100 REMARK 3 COMPLETENESS FOR RANGE (%) : 99.5 REMARK 3 NUMBER OF REFLECTIONS : 11910 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) : 0.230 REMARK 3 R VALUE (WORKING SET) : 0.228 REMARK 3 FREE R VALUE : 0.276 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 4.800 REMARK 3 FREE R VALUE TEST SET COUNT : 606 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) : 2.89 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 2.96 REMARK 3 REFLECTION IN BIN (WORKING SET) : 836 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : 100.0 REMARK 3 BIN R VALUE (WORKING SET) : 0.2950 REMARK 3 BIN FREE R VALUE SET COUNT : 43 REMARK 3 BIN FREE R VALUE : 0.4340 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 3491 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 94 REMARK 3 SOLVENT ATOMS : 10 REMARK 3 REMARK 3 B VALUES. REMARK 3 B VALUE TYPE : LIKELY RESIDUAL REMARK 3 FROM WILSON PLOT (A**2) : 71.70 REMARK 3 MEAN B VALUE (OVERALL, A**2) : 46.00 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : -0.27000 REMARK 3 B22 (A**2) : -0.27000 REMARK 3 B33 (A**2) : 0.41000 REMARK 3 B12 (A**2) : -0.14000 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): 0.446 REMARK 3 ESU BASED ON MAXIMUM LIKELIHOOD (A): 0.366 REMARK 3 ESU FOR B VALUES BASED ON MAXIMUM LIKELIHOOD (A**2): 37.900 REMARK 3 REMARK 3 CORRELATION COEFFICIENTS. REMARK 3 CORRELATION COEFFICIENT FO-FC : 0.937 REMARK 3 CORRELATION COEFFICIENT FO-FC FREE : 0.926 REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES COUNT RMS WEIGHT REMARK 3 BOND LENGTHS REFINED ATOMS (A): 3681 ; 0.014 ; 0.022 REMARK 3 BOND LENGTHS OTHERS (A): NULL ; NULL ; NULL REMARK 3 BOND ANGLES REFINED ATOMS (DEGREES): 4993 ; 1.697 ; 2.022 REMARK 3 BOND ANGLES OTHERS (DEGREES): NULL ; NULL ; NULL REMARK 3 TORSION ANGLES, PERIOD 1 (DEGREES): 439 ; 3.830 ; 5.000 REMARK 3 TORSION ANGLES, PERIOD 2 (DEGREES): 158 ;29.718 ;23.354 REMARK 3 TORSION ANGLES, PERIOD 3 (DEGREES): 629 ;14.266 ;15.000 REMARK 3 TORSION ANGLES, PERIOD 4 (DEGREES): 27 ;15.401 ;15.000 REMARK 3 CHIRAL-CENTER RESTRAINTS (A**3): 538 ; 0.054 ; 0.200 REMARK 3 GENERAL PLANES REFINED ATOMS (A): 2776 ; 0.004 ; 0.021 REMARK 3 GENERAL PLANES OTHERS (A): NULL ; NULL ; NULL 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): 2210 ; 0.770 ; 1.500 REMARK 3 MAIN-CHAIN BOND OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 MAIN-CHAIN ANGLE REFINED ATOMS (A**2): 3571 ; 1.481 ; 2.000 REMARK 3 MAIN-CHAIN ANGLE OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 SIDE-CHAIN BOND REFINED ATOMS (A**2): 1471 ; 2.441 ; 3.000 REMARK 3 SIDE-CHAIN BOND OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 SIDE-CHAIN ANGLE REFINED ATOMS (A**2): 1422 ; 4.078 ; 4.500 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 : 3 REMARK 3 REMARK 3 TLS GROUP : 1 REMARK 3 NUMBER OF COMPONENTS GROUP : 1 REMARK 3 COMPONENTS C SSSEQI TO C SSSEQI REMARK 3 RESIDUE RANGE : A 30 A 161 REMARK 3 ORIGIN FOR THE GROUP (A): -42.5680 6.4620 -20.6790 REMARK 3 T TENSOR REMARK 3 T11: 0.3943 T22: 0.5155 REMARK 3 T33: 0.1052 T12: -0.1144 REMARK 3 T13: 0.0511 T23: -0.0934 REMARK 3 L TENSOR REMARK 3 L11: 4.1505 L22: 2.2239 REMARK 3 L33: 4.9709 L12: -0.1925 REMARK 3 L13: 1.6441 L23: -0.0507 REMARK 3 S TENSOR REMARK 3 S11: -0.0632 S12: -0.0573 S13: 0.3307 REMARK 3 S21: 0.4274 S22: -0.2156 S23: 0.0404 REMARK 3 S31: -0.6487 S32: -0.8794 S33: 0.2789 REMARK 3 REMARK 3 TLS GROUP : 2 REMARK 3 NUMBER OF COMPONENTS GROUP : 1 REMARK 3 COMPONENTS C SSSEQI TO C SSSEQI REMARK 3 RESIDUE RANGE : A 162 A 260 REMARK 3 ORIGIN FOR THE GROUP (A): -27.5010 15.9340 -9.4370 REMARK 3 T TENSOR REMARK 3 T11: 0.4880 T22: 0.5838 REMARK 3 T33: 0.2559 T12: -0.2580 REMARK 3 T13: -0.1748 T23: 0.0660 REMARK 3 L TENSOR REMARK 3 L11: 2.1153 L22: 4.8809 REMARK 3 L33: 3.9047 L12: -0.0436 REMARK 3 L13: 0.0913 L23: 1.7458 REMARK 3 S TENSOR REMARK 3 S11: 0.0075 S12: -0.1573 S13: 0.4409 REMARK 3 S21: -0.1249 S22: -0.0558 S23: -0.1846 REMARK 3 S31: -0.5047 S32: -0.0308 S33: 0.0484 REMARK 3 REMARK 3 TLS GROUP : 3 REMARK 3 NUMBER OF COMPONENTS GROUP : 1 REMARK 3 COMPONENTS C SSSEQI TO C SSSEQI REMARK 3 RESIDUE RANGE : A 261 A 477 REMARK 3 ORIGIN FOR THE GROUP (A): -32.4050 -0.9640 -21.3260 REMARK 3 T TENSOR REMARK 3 T11: 0.2867 T22: 0.4064 REMARK 3 T33: 0.1644 T12: -0.1874 REMARK 3 T13: 0.0209 T23: 0.0492 REMARK 3 L TENSOR REMARK 3 L11: 2.9508 L22: 1.9745 REMARK 3 L33: 3.5519 L12: 0.2610 REMARK 3 L13: 1.0198 L23: 0.2481 REMARK 3 S TENSOR REMARK 3 S11: -0.0060 S12: -0.0041 S13: -0.1416 REMARK 3 S21: 0.2873 S22: -0.1252 S23: -0.1734 REMARK 3 S31: -0.0361 S32: -0.1194 S33: 0.1312 REMARK 3 REMARK 3 BULK SOLVENT MODELLING. REMARK 3 METHOD USED : MASK REMARK 3 PARAMETERS FOR MASK CALCULATION REMARK 3 VDW PROBE RADIUS : 1.40 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 REMARK 4 REMARK 4 3K1O COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 29-SEP-09. REMARK 100 THE DEPOSITION ID IS D_1000055433. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 17-JUL-09 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : 7.2 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) : 0.97872 REMARK 200 MONOCHROMATOR : DIAMOND REMARK 200 OPTICS : BE LENSES/DIAMOND LAUE MONO REMARK 200 REMARK 200 DETECTOR TYPE : CCD REMARK 200 DETECTOR MANUFACTURER : MARMOSAIC 225 MM CCD REMARK 200 INTENSITY-INTEGRATION SOFTWARE : HKL-2000 REMARK 200 DATA SCALING SOFTWARE : HKL-2000 REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 11910 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.890 REMARK 200 RESOLUTION RANGE LOW (A) : 30.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : 4.100 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 99.5 REMARK 200 DATA REDUNDANCY : 8.500 REMARK 200 R MERGE (I) : 0.06700 REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : 26.0000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.89 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 2.94 REMARK 200 COMPLETENESS FOR SHELL (%) : 100.0 REMARK 200 DATA REDUNDANCY IN SHELL : 8.80 REMARK 200 R MERGE FOR SHELL (I) : 0.58800 REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 FOR SHELL : 4.100 REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT REMARK 200 SOFTWARE USED: PHASER FOR MR REMARK 200 STARTING MODEL: PDB ENTRY 3G1Q REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 51.17 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.52 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: PEG 3350, POTASSIUM FORMATE, SODIUM REMARK 280 CHLORIDE, PH 7.2, VAPOR DIFFUSION, HANGING DROP, TEMPERATURE 298K 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 76.43400 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 152.86800 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 152.86800 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 76.43400 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 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 TRP A 217 REMARK 465 LEU A 218 REMARK 465 LEU A 219 REMARK 465 ARG A 220 REMARK 465 ASP A 255 REMARK 465 ASN A 256 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 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 112 CG CD OE1 OE2 REMARK 470 ARG A 122 CG CD NE CZ NH1 NH2 REMARK 470 GLU A 162 CG CD OE1 OE2 REMARK 470 GLU A 250 CG CD OE1 OE2 REMARK 470 GLU A 251 CG CD OE1 OE2 REMARK 470 SER A 253 OG REMARK 470 LYS A 254 CG CD CE NZ REMARK 470 ASN A 257 CG OD1 ND2 REMARK 470 THR A 258 CB OG1 CG2 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 38 -7.08 63.83 REMARK 500 VAL A 39 81.96 -154.99 REMARK 500 TYR A 116 -3.41 86.72 REMARK 500 SER A 207 -10.14 -49.47 REMARK 500 HIS A 388 2.77 -67.51 REMARK 500 LEU A 466 2.50 84.79 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 488 FE REMARK 620 N RES CSSEQI ATOM REMARK 620 1 CYS A 422 SG REMARK 620 2 HEM A 488 NA 98.2 REMARK 620 3 HEM A 488 NB 77.8 89.5 REMARK 620 4 HEM A 488 NC 85.9 175.5 93.2 REMARK 620 5 HEM A 488 ND 109.7 88.7 172.5 88.1 REMARK 620 6 POZ A 490 NBD 166.4 91.3 92.7 85.0 80.0 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 488 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE POZ A 490 REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 3G1Q RELATED DB: PDB REMARK 900 STEROL 14-ALPHA DEMETHYLASE FROM TRYPANOSOMA BRUCEI REMARK 900 RELATED ID: 3I3K RELATED DB: PDB REMARK 900 STEROL 14-ALPHA DEMETHYLASE FROM HUMAN DBREF 3K1O A 31 481 UNP Q5I4E1 Q5I4E1_TRYCR 30 481 SEQADV 3K1O LYS A 30 UNP Q5I4E1 THR 30 ENGINEERED MUTATION SEQADV 3K1O THR A 31 UNP Q5I4E1 ASP 31 ENGINEERED MUTATION SEQADV 3K1O HIS A 482 UNP Q5I4E1 EXPRESSION TAG SEQADV 3K1O HIS A 483 UNP Q5I4E1 EXPRESSION TAG SEQADV 3K1O HIS A 484 UNP Q5I4E1 EXPRESSION TAG SEQADV 3K1O HIS A 485 UNP Q5I4E1 EXPRESSION TAG SEQADV 3K1O HIS A 486 UNP Q5I4E1 EXPRESSION TAG SEQADV 3K1O HIS A 487 UNP Q5I4E1 EXPRESSION TAG SEQRES 1 A 458 LYS THR PRO PRO VAL TYR PRO VAL THR VAL PRO PHE LEU SEQRES 2 A 458 GLY HIS ILE VAL GLN PHE GLY LYS ASN PRO LEU GLU PHE SEQRES 3 A 458 MET GLN ARG CYS LYS ARG ASP LEU LYS SER GLY VAL PHE SEQRES 4 A 458 THR ILE SER ILE GLY GLY GLN ARG VAL THR ILE VAL GLY SEQRES 5 A 458 ASP PRO HIS GLU HIS SER ARG PHE PHE SER PRO ARG ASN SEQRES 6 A 458 GLU ILE LEU SER PRO ARG GLU VAL TYR THR ILE MET THR SEQRES 7 A 458 PRO VAL PHE GLY GLU GLY VAL ALA TYR ALA ALA PRO TYR SEQRES 8 A 458 PRO ARG MET ARG GLU GLN LEU ASN PHE LEU ALA GLU GLU SEQRES 9 A 458 LEU THR ILE ALA LYS PHE GLN ASN PHE VAL PRO ALA ILE SEQRES 10 A 458 GLN HIS GLU VAL ARG LYS PHE MET ALA GLU ASN TRP LYS SEQRES 11 A 458 GLU ASP GLU GLY VAL ILE ASN LEU LEU GLU ASP CYS GLY SEQRES 12 A 458 ALA MET ILE ILE ASN THR ALA CYS GLN CYS LEU PHE GLY SEQRES 13 A 458 GLU ASP LEU ARG LYS ARG LEU ASN ALA ARG HIS PHE ALA SEQRES 14 A 458 GLN LEU LEU SER LYS MET GLU SER SER LEU ILE PRO ALA SEQRES 15 A 458 ALA VAL PHE MET PRO TRP LEU LEU ARG LEU PRO LEU PRO SEQRES 16 A 458 GLN SER ALA ARG CYS ARG GLU ALA ARG ALA GLU LEU GLN SEQRES 17 A 458 LYS ILE LEU GLY GLU ILE ILE VAL ALA ARG GLU LYS GLU SEQRES 18 A 458 GLU ALA SER LYS ASP ASN ASN THR SER ASP LEU LEU GLY SEQRES 19 A 458 GLY LEU LEU LYS ALA VAL TYR ARG ASP GLY THR ARG MET SEQRES 20 A 458 SER LEU HIS GLU VAL CYS GLY MET ILE VAL ALA ALA MET SEQRES 21 A 458 PHE ALA GLY GLN HIS THR SER THR ILE THR THR SER TRP SEQRES 22 A 458 SER MET LEU HIS LEU MET HIS PRO LYS ASN LYS LYS TRP SEQRES 23 A 458 LEU ASP LYS LEU HIS LYS GLU ILE ASP GLU PHE PRO ALA SEQRES 24 A 458 GLN LEU ASN TYR ASP ASN VAL MET ASP GLU MET PRO PHE SEQRES 25 A 458 ALA GLU ARG CYS VAL ARG GLU SER ILE ARG ARG ASP PRO SEQRES 26 A 458 PRO LEU LEU MET VAL MET ARG MET VAL LYS ALA GLU VAL SEQRES 27 A 458 LYS VAL GLY SER TYR VAL VAL PRO LYS GLY ASP ILE ILE SEQRES 28 A 458 ALA CYS SER PRO LEU LEU SER HIS HIS ASP GLU GLU ALA SEQRES 29 A 458 PHE PRO ASN PRO ARG LEU TRP ASP PRO GLU ARG ASP GLU SEQRES 30 A 458 LYS VAL ASP GLY ALA PHE ILE GLY PHE GLY ALA GLY VAL SEQRES 31 A 458 HIS LYS CYS ILE GLY GLN LYS PHE ALA LEU LEU GLN VAL SEQRES 32 A 458 LYS THR ILE LEU ALA THR ALA PHE ARG GLU TYR ASP PHE SEQRES 33 A 458 GLN LEU LEU ARG ASP GLU VAL PRO ASP PRO ASP TYR HIS SEQRES 34 A 458 THR MET VAL VAL GLY PRO THR LEU ASN GLN CYS LEU VAL SEQRES 35 A 458 LYS TYR THR ARG LYS LYS LYS LEU PRO SER HIS HIS HIS SEQRES 36 A 458 HIS HIS HIS HET HEM A 488 43 HET POZ A 490 51 HETNAM HEM PROTOPORPHYRIN IX CONTAINING FE HETNAM POZ 2,5-ANHYDRO-1,3,4-TRIDEOXY-2-(2,4-DIFLUOROPHENYL)-6-O- HETNAM 2 POZ {4-[4-(4-{1-[(1S,2S)-1-ETHYL-2-HYDROXYPROPYL]-5-OXO-1, HETNAM 3 POZ 5-DIHYDRO-4H-1,2,4-TRIAZOL-4-YL}PHENYL)PIPERAZIN-1- HETNAM 4 POZ YL]PHENYL}-1-(1H-1,2,4-TRIAZOL-1-YL)-D-ERYTHRO-HEXITOL HETSYN HEM HEME FORMUL 2 HEM C34 H32 FE N4 O4 FORMUL 3 POZ C37 H42 F2 N8 O4 FORMUL 4 HOH *10(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 GLU A 85 5 4 HELIX 4 4 HIS A 86 SER A 91 1 6 HELIX 5 5 TYR A 103 ILE A 105 5 3 HELIX 6 6 MET A 106 GLY A 111 1 6 HELIX 7 7 PRO A 119 GLU A 132 1 14 HELIX 8 8 GLU A 133 THR A 135 5 3 HELIX 9 9 LYS A 138 GLN A 140 5 3 HELIX 10 10 ASN A 141 TRP A 158 1 18 HELIX 11 11 LEU A 167 PHE A 184 1 18 HELIX 12 12 GLY A 185 LEU A 192 1 8 HELIX 13 13 ASN A 193 SER A 206 1 14 HELIX 14 14 SER A 207 LEU A 208 5 2 HELIX 15 15 ILE A 209 PHE A 214 5 6 HELIX 16 16 LEU A 223 GLU A 250 1 28 HELIX 17 17 ASP A 260 ALA A 268 1 9 HELIX 18 18 SER A 277 HIS A 309 1 33 HELIX 19 19 PRO A 310 ASN A 312 5 3 HELIX 20 20 ASN A 312 ASP A 324 1 13 HELIX 21 21 ASN A 331 GLU A 338 1 8 HELIX 22 22 MET A 339 ASP A 353 1 15 HELIX 23 23 SER A 383 HIS A 388 1 6 HELIX 24 24 ALA A 417 LYS A 421 5 5 HELIX 25 25 GLY A 424 GLU A 442 1 19 SHEET 1 A 5 VAL A 67 ILE A 72 0 SHEET 2 A 5 GLN A 75 VAL A 80 -1 O ILE A 79 N PHE A 68 SHEET 3 A 5 ILE A 379 CYS A 382 1 O ALA A 381 N THR A 78 SHEET 4 A 5 VAL A 359 VAL A 363 -1 N ARG A 361 O ILE A 380 SHEET 5 A 5 LEU A 97 SER A 98 -1 N SER A 98 O MET A 362 SHEET 1 B 3 GLU A 162 ASN A 166 0 SHEET 2 B 3 LEU A 470 ARG A 475 -1 O VAL A 471 N ILE A 165 SHEET 3 B 3 TYR A 443 LEU A 447 -1 N ASP A 444 O THR A 474 SHEET 1 C 2 VAL A 367 VAL A 369 0 SHEET 2 C 2 TYR A 372 VAL A 374 -1 O TYR A 372 N VAL A 369 SHEET 1 D 2 PRO A 455 ASP A 456 0 SHEET 2 D 2 GLY A 463 PRO A 464 -1 O GLY A 463 N ASP A 456 LINK SG CYS A 422 FE HEM A 488 1555 1555 2.24 LINK FE HEM A 488 NBD POZ A 490 1555 1555 2.05 CISPEP 1 GLU A 251 ALA A 252 0 -3.04 SITE 1 AC1 16 TYR A 103 TYR A 116 ARG A 124 ALA A 288 SITE 2 AC1 16 GLY A 292 THR A 295 VAL A 359 ARG A 361 SITE 3 AC1 16 GLY A 414 PHE A 415 GLY A 416 HIS A 420 SITE 4 AC1 16 CYS A 422 ILE A 423 GLY A 424 POZ A 490 SITE 1 AC2 14 ILE A 45 TYR A 103 PHE A 110 TYR A 116 SITE 2 AC2 14 LEU A 127 PRO A 210 ALA A 211 VAL A 213 SITE 3 AC2 14 PHE A 214 ALA A 291 LEU A 357 MET A 358 SITE 4 AC2 14 HIS A 458 HEM A 488 CRYST1 63.121 63.121 229.302 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 0.015843 0.009147 0.000000 0.00000 SCALE2 0.000000 0.018293 0.000000 0.00000 SCALE3 0.000000 0.000000 0.004361 0.00000