HEADER OXIDOREDUCTASE 20-JUL-20 7CL9 TITLE ANDROSTENEDIONE-BOUND STRUCTURE OF CYP154C2 FROM STREPTOMYCES TITLE 2 AVERMITILIS IN AN OPEN CONFORMATION COMPND MOL_ID: 1; COMPND 2 MOLECULE: CYTOCHROME P450 HYDROXYLASE; COMPND 3 CHAIN: A; COMPND 4 SYNONYM: CYP154C2; COMPND 5 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: STREPTOMYCES AVERMITILIS MA-4680 = NBRC 14893; SOURCE 3 ORGANISM_TAXID: 227882; SOURCE 4 STRAIN: ATCC 31267 / DSM 46492 / JCM 5070 / NBRC 14893 / NCIMB 12804 SOURCE 5 / NRRL 8165 / MA-4680; SOURCE 6 GENE: CYP19, SAVERM_3882; SOURCE 7 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 8 EXPRESSION_SYSTEM_TAXID: 562 KEYWDS CYTOCHROME P450, HYDROXYLASE, ANDROSTENEDIONE, OXIDOREDUCTASE EXPDTA X-RAY DIFFRACTION AUTHOR L.H.XU,S.FUSHINOBU REVDAT 3 29-NOV-23 7CL9 1 REMARK REVDAT 2 20-SEP-23 7CL9 1 COMPND SOURCE REMARK HET REVDAT 2 2 1 HETNAM HETSYN FORMUL LINK REVDAT 2 3 1 ATOM REVDAT 1 21-JUL-21 7CL9 0 JRNL AUTH L.H.XU,S.FUSHINOBU JRNL TITL ANDROSTENEDIONE-BOUND STRUCTURE OF CYP154C2 FROM JRNL TITL 2 STREPTOMYCES AVERMITILIS IN AN OPEN CONFORMATION JRNL REF TO BE PUBLISHED JRNL REFN REMARK 2 REMARK 2 RESOLUTION. 1.95 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : REFMAC 5.8.0238 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) : 1.95 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 49.79 REMARK 3 DATA CUTOFF (SIGMA(F)) : NULL REMARK 3 COMPLETENESS FOR RANGE (%) : 100.0 REMARK 3 NUMBER OF REFLECTIONS : 37351 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) : 0.195 REMARK 3 R VALUE (WORKING SET) : 0.192 REMARK 3 FREE R VALUE : 0.249 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 5.100 REMARK 3 FREE R VALUE TEST SET COUNT : 2001 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) : 1.95 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 2.00 REMARK 3 REFLECTION IN BIN (WORKING SET) : 2707 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : 100.0 REMARK 3 BIN R VALUE (WORKING SET) : 0.3100 REMARK 3 BIN FREE R VALUE SET COUNT : 140 REMARK 3 BIN FREE R VALUE : 0.2920 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 3017 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 71 REMARK 3 SOLVENT ATOMS : 304 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : NULL REMARK 3 MEAN B VALUE (OVERALL, A**2) : 40.57 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) : 0.00000 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): 0.144 REMARK 3 ESU BASED ON FREE R VALUE (A): 0.149 REMARK 3 ESU BASED ON MAXIMUM LIKELIHOOD (A): 0.113 REMARK 3 ESU FOR B VALUES BASED ON MAXIMUM LIKELIHOOD (A**2): 4.178 REMARK 3 REMARK 3 CORRELATION COEFFICIENTS. REMARK 3 CORRELATION COEFFICIENT FO-FC : 0.963 REMARK 3 CORRELATION COEFFICIENT FO-FC FREE : 0.927 REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES COUNT RMS WEIGHT REMARK 3 BOND LENGTHS REFINED ATOMS (A): 3159 ; 0.010 ; 0.013 REMARK 3 BOND LENGTHS OTHERS (A): 3014 ; 0.001 ; 0.017 REMARK 3 BOND ANGLES REFINED ATOMS (DEGREES): 4333 ; 1.620 ; 1.666 REMARK 3 BOND ANGLES OTHERS (DEGREES): 6954 ; 1.369 ; 1.580 REMARK 3 TORSION ANGLES, PERIOD 1 (DEGREES): 397 ; 6.428 ; 5.000 REMARK 3 TORSION ANGLES, PERIOD 2 (DEGREES): 152 ;32.563 ;21.118 REMARK 3 TORSION ANGLES, PERIOD 3 (DEGREES): 490 ;15.046 ;15.000 REMARK 3 TORSION ANGLES, PERIOD 4 (DEGREES): 26 ;20.915 ;15.000 REMARK 3 CHIRAL-CENTER RESTRAINTS (A**3): 420 ; 0.077 ; 0.200 REMARK 3 GENERAL PLANES REFINED ATOMS (A): 3551 ; 0.009 ; 0.020 REMARK 3 GENERAL PLANES OTHERS (A): 643 ; 0.010 ; 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): 1591 ; 3.698 ; 4.119 REMARK 3 MAIN-CHAIN BOND OTHER ATOMS (A**2): 1589 ; 3.696 ; 4.115 REMARK 3 MAIN-CHAIN ANGLE REFINED ATOMS (A**2): 1987 ; 5.077 ; 6.172 REMARK 3 MAIN-CHAIN ANGLE OTHER ATOMS (A**2): 1987 ; 5.076 ; 6.171 REMARK 3 SIDE-CHAIN BOND REFINED ATOMS (A**2): 1568 ; 4.326 ; 4.495 REMARK 3 SIDE-CHAIN BOND OTHER ATOMS (A**2): 1569 ; 4.324 ; 4.495 REMARK 3 SIDE-CHAIN ANGLE REFINED ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 SIDE-CHAIN ANGLE OTHER ATOMS (A**2): 2347 ; 6.343 ; 6.598 REMARK 3 LONG RANGE B REFINED ATOMS (A**2): 3647 ; 8.151 ;50.134 REMARK 3 LONG RANGE B OTHER ATOMS (A**2): 3568 ; 8.154 ;49.752 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 REMARK 4 REMARK 4 7CL9 COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBJ ON 22-JUL-20. REMARK 100 THE DEPOSITION ID IS D_1300017815. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 16-MAR-19 REMARK 200 TEMPERATURE (KELVIN) : 298 REMARK 200 PH : 7.5 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : SSRF REMARK 200 BEAMLINE : BL18U1 REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 0.979 REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : PIXEL REMARK 200 DETECTOR MANUFACTURER : DECTRIS PILATUS 6M REMARK 200 INTENSITY-INTEGRATION SOFTWARE : IMOSFLM REMARK 200 DATA SCALING SOFTWARE : SCALA REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 39415 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.950 REMARK 200 RESOLUTION RANGE LOW (A) : 50.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : NULL REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 100.0 REMARK 200 DATA REDUNDANCY : 11.60 REMARK 200 R MERGE (I) : 0.09800 REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : 13.5000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.95 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 2.06 REMARK 200 COMPLETENESS FOR SHELL (%) : 100.0 REMARK 200 DATA REDUNDANCY IN SHELL : 11.50 REMARK 200 R MERGE FOR SHELL (I) : 0.93200 REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 FOR SHELL : 2.800 REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT REMARK 200 SOFTWARE USED: MOLREP REMARK 200 STARTING MODEL: 6L69 REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 59.82 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 3.06 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 0.06 M DIVALENTS, 0.1 M BUFFER SYSTEM REMARK 280 2 PH 7.5, 50% V/V PRECIPITANT MIX 1, VAPOR DIFFUSION, SITTING REMARK 280 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 27.30000 REMARK 290 SMTRY2 2 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 2 0.000000 0.000000 1.000000 60.31500 REMARK 290 SMTRY1 3 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 40.06500 REMARK 290 SMTRY3 3 0.000000 0.000000 -1.000000 60.31500 REMARK 290 SMTRY1 4 1.000000 0.000000 0.000000 27.30000 REMARK 290 SMTRY2 4 0.000000 -1.000000 0.000000 40.06500 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: 1190 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 17600 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -24.0 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 MET 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 768 O HOH A 806 2.16 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 ARG A 332 NE - CZ - NH1 ANGL. DEV. = 3.2 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 ASP A 13 61.73 -154.60 REMARK 500 ALA A 24 27.59 -67.80 REMARK 500 PRO A 33 123.19 -36.61 REMARK 500 ASP A 59 109.89 -57.64 REMARK 500 TRP A 75 122.03 -31.90 REMARK 500 PHE A 140 -68.88 -127.19 REMARK 500 PRO A 176 -148.25 -50.34 REMARK 500 SER A 279 54.91 -149.93 REMARK 500 ALA A 303 129.18 -38.33 REMARK 500 ARG A 316 42.14 -101.93 REMARK 500 ASN A 390 72.27 -114.33 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 501 FE REMARK 620 N RES CSSEQI ATOM REMARK 620 1 CYS A 348 SG REMARK 620 2 HEM A 501 NA 104.2 REMARK 620 3 HEM A 501 NB 91.5 89.3 REMARK 620 4 HEM A 501 NC 89.9 165.6 87.4 REMARK 620 5 HEM A 501 ND 100.7 88.9 167.7 91.4 REMARK 620 6 HOH A 653 O 168.4 77.1 76.9 88.5 90.8 REMARK 620 N 1 2 3 4 5 DBREF 7CL9 A 1 400 UNP Q82GL5 Q82GL5_STRAW 1 400 SEQRES 1 A 400 MET THR THR ARG ILE ALA LEU ASP PRO PHE VAL SER ASP SEQRES 2 A 400 LEU GLU ALA GLU SER ALA ALA LEU ARG ALA ALA GLY PRO SEQRES 3 A 400 LEU ALA ALA VAL GLU LEU PRO GLY GLY VAL PRO VAL TRP SEQRES 4 A 400 ALA VAL THR HIS HIS ALA GLU ALA LYS LYS LEU LEU THR SEQRES 5 A 400 ASP PRO ARG LEU VAL LYS ASP ILE ASN VAL TRP GLY ALA SEQRES 6 A 400 TRP GLN ARG GLY GLU ILE ALA PRO ASP TRP PRO LEU ILE SEQRES 7 A 400 GLY LEU ALA ASN PRO GLY ARG SER MET LEU THR VAL ASP SEQRES 8 A 400 GLY ALA ASP HIS ARG ARG MET ARG THR LEU VAL ALA GLN SEQRES 9 A 400 ALA LEU THR PRO ARG ARG VAL GLU GLN MET ARG GLU ARG SEQRES 10 A 400 ILE THR LYS LEU THR GLU GLU LEU LEU ASP ARG LEU THR SEQRES 11 A 400 GLY GLU VAL VAL ASP LEU LYS ALA ASP PHE ALA TYR PRO SEQRES 12 A 400 LEU PRO MET TYR VAL VAL ALA ASP LEU MET GLY ILE ASP SEQRES 13 A 400 GLU ALA ARG LEU PRO ARG LEU GLY GLU LEU PHE GLU LYS SEQRES 14 A 400 PHE PHE SER THR GLN THR PRO PRO ALA GLU VAL ILE ALA SEQRES 15 A 400 THR LEU THR GLU LEU ALA GLY ILE MET ALA GLU THR VAL SEQRES 16 A 400 ALA ALA LYS ARG ALA ALA PRO GLY ASP ASP LEU THR SER SEQRES 17 A 400 ALA LEU ILE LEU ALA SER GLU ASP GLY ASP HIS LEU THR SEQRES 18 A 400 ASP ALA GLU ILE VAL SER THR LEU GLN LEU MET VAL ALA SEQRES 19 A 400 ALA GLY HIS GLU THR THR ILE SER LEU ILE VAL ASN ALA SEQRES 20 A 400 VAL VAL ASN LEU SER THR HIS PRO GLU GLN ARG ALA LEU SEQRES 21 A 400 VAL LEU SER GLY GLU ALA ASP TRP SER SER VAL VAL GLU SEQRES 22 A 400 GLU THR LEU ARG TYR SER THR PRO THR SER HIS VAL LEU SEQRES 23 A 400 ILE ARG PHE ALA THR GLU ASP VAL PRO VAL GLY ASP LYS SEQRES 24 A 400 VAL LEU PRO ALA GLY ASP ALA LEU ILE VAL SER TYR GLY SEQRES 25 A 400 ALA LEU GLY ARG ASP GLU ALA ALA HIS GLY PRO THR ALA SEQRES 26 A 400 GLY GLU PHE ASP ILE THR ARG SER THR GLU ASN ARG HIS SEQRES 27 A 400 ILE SER PHE GLY HIS GLY PRO HIS VAL CYS PRO GLY ALA SEQRES 28 A 400 ALA LEU SER ARG LEU GLU ALA GLY VAL ALA LEU PRO ALA SEQRES 29 A 400 LEU TYR ALA ARG PHE PRO LYS LEU ASP LEU ALA VAL PRO SEQRES 30 A 400 ALA ALA GLU LEU ARG ASN LYS PRO VAL VAL THR GLN ASN SEQRES 31 A 400 ASP LEU PHE GLU LEU PRO VAL ARG LEU GLY HET HEM A 501 43 HET ASD A 502 21 HET PEG A 503 7 HETNAM HEM PROTOPORPHYRIN IX CONTAINING FE HETNAM ASD 4-ANDROSTENE-3-17-DIONE HETNAM PEG DI(HYDROXYETHYL)ETHER HETSYN HEM HEME FORMUL 2 HEM C34 H32 FE N4 O4 FORMUL 3 ASD C19 H26 O2 FORMUL 4 PEG C4 H10 O3 FORMUL 5 HOH *304(H2 O) HELIX 1 AA1 ASP A 13 ALA A 24 1 12 HELIX 2 AA2 HIS A 43 THR A 52 1 10 HELIX 3 AA3 ASP A 59 VAL A 62 5 4 HELIX 4 AA4 TRP A 63 ARG A 68 1 6 HELIX 5 AA5 LEU A 77 ASN A 82 1 6 HELIX 6 AA6 SER A 86 VAL A 90 5 5 HELIX 7 AA7 ASP A 91 LEU A 106 1 16 HELIX 8 AA8 THR A 107 GLN A 113 1 7 HELIX 9 AA9 MET A 114 ASP A 127 1 14 HELIX 10 AB1 LEU A 136 PHE A 140 1 5 HELIX 11 AB2 TYR A 142 GLY A 154 1 13 HELIX 12 AB3 ASP A 156 ALA A 158 5 3 HELIX 13 AB4 ARG A 159 SER A 172 1 14 HELIX 14 AB5 GLU A 179 ALA A 201 1 23 HELIX 15 AB6 ASP A 205 ALA A 213 1 9 HELIX 16 AB7 THR A 221 THR A 253 1 33 HELIX 17 AB8 HIS A 254 SER A 263 1 10 HELIX 18 AB9 ASP A 267 SER A 279 1 13 HELIX 19 AC1 SER A 310 ARG A 316 1 7 HELIX 20 AC2 ASP A 317 GLY A 322 1 6 HELIX 21 AC3 PRO A 323 GLU A 327 5 5 HELIX 22 AC4 GLY A 350 PHE A 369 1 20 HELIX 23 AC5 PRO A 377 LEU A 381 5 5 SHEET 1 AA1 6 ILE A 5 ALA A 6 0 SHEET 2 AA1 6 LEU A 27 LEU A 32 1 O GLU A 31 N ILE A 5 SHEET 3 AA1 6 VAL A 36 VAL A 41 -1 O ALA A 40 N ALA A 28 SHEET 4 AA1 6 ALA A 306 VAL A 309 1 O ALA A 306 N TRP A 39 SHEET 5 AA1 6 VAL A 285 ALA A 290 -1 N ARG A 288 O LEU A 307 SHEET 6 AA1 6 LEU A 56 VAL A 57 -1 N VAL A 57 O PHE A 289 SHEET 1 AA2 3 VAL A 133 ASP A 135 0 SHEET 2 AA2 3 PRO A 396 ARG A 398 -1 O VAL A 397 N VAL A 134 SHEET 3 AA2 3 ASP A 373 LEU A 374 -1 N ASP A 373 O ARG A 398 SHEET 1 AA3 2 VAL A 294 VAL A 296 0 SHEET 2 AA3 2 LYS A 299 LEU A 301 -1 O LEU A 301 N VAL A 294 LINK SG CYS A 348 FE HEM A 501 1555 1555 2.34 LINK FE HEM A 501 O HOH A 653 1555 1555 2.60 CISPEP 1 LEU A 286 ILE A 287 0 -4.32 CRYST1 54.600 80.130 120.630 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 0.018315 0.000000 0.000000 0.00000 SCALE2 0.000000 0.012480 0.000000 0.00000 SCALE3 0.000000 0.000000 0.008290 0.00000