HEADER OXIDOREDUCTASE 15-MAY-25 9ONH TITLE STRUCTURE OF ANCESTRAL-RECONSTRUCTED CYTOCHROME P450 11A1 (CYP11A1) IN TITLE 2 COMPLEX WITH DESMOSTEROL COMPND MOL_ID: 1; COMPND 2 MOLECULE: ANCESTRAL CYTOCHROME P450 11A1 (CYP11A1); COMPND 3 CHAIN: A; COMPND 4 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: SYNTHETIC CONSTRUCT; SOURCE 3 ORGANISM_TAXID: 32630; SOURCE 4 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 5 EXPRESSION_SYSTEM_TAXID: 562 KEYWDS CYTOCHROME P450, STEROIDOGENESIS, EVOLUTION, OXIDOREDUCTASE EXPDTA X-RAY DIFFRACTION AUTHOR B.C.ALVES CHAGAS,S.BRIXIUS-ANDERKO REVDAT 1 22-OCT-25 9ONH 0 JRNL AUTH B.C.A.CHAGAS,B.BRIXIUS,P.C.WANG,S.PIRHADI,O.AZIZ,D.R.KOES, JRNL AUTH 2 E.M.J.GILLAM,R.BERNHARDT,S.BRIXIUS-ANDERKO JRNL TITL HOW EVOLUTION SHAPED THE STRUCTURE OF STEROIDOGENIC JRNL TITL 2 CYTOCHROME P450 11A. JRNL REF J.INORG.BIOCHEM. V. 274 13105 2025 JRNL REFN ISSN 0162-0134 JRNL PMID 41075759 JRNL DOI 10.1016/J.JINORGBIO.2025.113105 REMARK 2 REMARK 2 RESOLUTION. 2.90 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : PHENIX 1.21_5207 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) : 2.90 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 39.01 REMARK 3 MIN(FOBS/SIGMA_FOBS) : 1.350 REMARK 3 COMPLETENESS FOR RANGE (%) : 99.9 REMARK 3 NUMBER OF REFLECTIONS : 14166 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 R VALUE (WORKING + TEST SET) : 0.210 REMARK 3 R VALUE (WORKING SET) : 0.207 REMARK 3 FREE R VALUE : 0.261 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 5.040 REMARK 3 FREE R VALUE TEST SET COUNT : 714 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 39.0100 - 4.9600 1.00 2777 148 0.1837 0.2197 REMARK 3 2 4.9500 - 3.9400 1.00 2677 141 0.1898 0.2435 REMARK 3 3 3.9400 - 3.4400 1.00 2686 140 0.2349 0.3010 REMARK 3 4 3.4400 - 3.1200 1.00 2648 144 0.2504 0.3192 REMARK 3 5 3.1200 - 2.9000 1.00 2664 141 0.2992 0.4199 REMARK 3 REMARK 3 BULK SOLVENT MODELLING. REMARK 3 METHOD USED : FLAT BULK SOLVENT MODEL REMARK 3 SOLVENT RADIUS : 1.10 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) : 0.462 REMARK 3 PHASE ERROR (DEGREES, MAXIMUM-LIKELIHOOD BASED) : 30.178 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : NULL REMARK 3 MEAN B VALUE (OVERALL, A**2) : 80.78 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 : 0.005 3943 REMARK 3 ANGLE : 0.830 5360 REMARK 3 CHIRALITY : 0.054 576 REMARK 3 PLANARITY : 0.025 678 REMARK 3 DIHEDRAL : 14.300 1498 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 9ONH COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 16-MAY-25. REMARK 100 THE DEPOSITION ID IS D_1000293601. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 06-DEC-24 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : 9.0 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : SSRL REMARK 200 BEAMLINE : BL9-2 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 PILATUS 6M REMARK 200 INTENSITY-INTEGRATION SOFTWARE : AUTOXDS REMARK 200 DATA SCALING SOFTWARE : SCALA REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 14177 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.900 REMARK 200 RESOLUTION RANGE LOW (A) : 39.810 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : NULL REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 100.0 REMARK 200 DATA REDUNDANCY : 41.30 REMARK 200 R MERGE (I) : NULL REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : 14.7000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.90 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 3.06 REMARK 200 COMPLETENESS FOR SHELL (%) : 100.0 REMARK 200 DATA REDUNDANCY IN SHELL : NULL REMARK 200 R MERGE FOR SHELL (I) : NULL REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 FOR SHELL : NULL 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: NULL REMARK 200 REMARK 200 REMARK: CUBIC REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 56.21 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.81 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 0.1 M SODIUM CHLORIDE, 0.1 M BIS-TRIS REMARK 280 PROPANE PH 9.0, 25% W/V POLYETHYLENE GLYCOL 1,500; 40 MG/ML, REMARK 280 VAPOR DIFFUSION, HANGING DROP, TEMPERATURE 291K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: I 21 3 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 5555 Z,X,Y REMARK 290 6555 Z+1/2,-X+1/2,-Y REMARK 290 7555 -Z+1/2,-X,Y+1/2 REMARK 290 8555 -Z,X+1/2,-Y+1/2 REMARK 290 9555 Y,Z,X REMARK 290 10555 -Y,Z+1/2,-X+1/2 REMARK 290 11555 Y+1/2,-Z+1/2,-X REMARK 290 12555 -Y+1/2,-Z,X+1/2 REMARK 290 13555 X+1/2,Y+1/2,Z+1/2 REMARK 290 14555 -X,-Y+1/2,Z REMARK 290 15555 -X+1/2,Y,-Z REMARK 290 16555 X,-Y,-Z+1/2 REMARK 290 17555 Z+1/2,X+1/2,Y+1/2 REMARK 290 18555 Z,-X,-Y+1/2 REMARK 290 19555 -Z,-X+1/2,Y REMARK 290 20555 -Z+1/2,X,-Y REMARK 290 21555 Y+1/2,Z+1/2,X+1/2 REMARK 290 22555 -Y+1/2,Z,-X REMARK 290 23555 Y,-Z,-X+1/2 REMARK 290 24555 -Y,-Z+1/2,X 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 78.01700 REMARK 290 SMTRY2 2 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 2 0.000000 0.000000 1.000000 78.01700 REMARK 290 SMTRY1 3 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 78.01700 REMARK 290 SMTRY3 3 0.000000 0.000000 -1.000000 78.01700 REMARK 290 SMTRY1 4 1.000000 0.000000 0.000000 78.01700 REMARK 290 SMTRY2 4 0.000000 -1.000000 0.000000 78.01700 REMARK 290 SMTRY3 4 0.000000 0.000000 -1.000000 0.00000 REMARK 290 SMTRY1 5 0.000000 0.000000 1.000000 0.00000 REMARK 290 SMTRY2 5 1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY3 5 0.000000 1.000000 0.000000 0.00000 REMARK 290 SMTRY1 6 0.000000 0.000000 1.000000 78.01700 REMARK 290 SMTRY2 6 -1.000000 0.000000 0.000000 78.01700 REMARK 290 SMTRY3 6 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY1 7 0.000000 0.000000 -1.000000 78.01700 REMARK 290 SMTRY2 7 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY3 7 0.000000 1.000000 0.000000 78.01700 REMARK 290 SMTRY1 8 0.000000 0.000000 -1.000000 0.00000 REMARK 290 SMTRY2 8 1.000000 0.000000 0.000000 78.01700 REMARK 290 SMTRY3 8 0.000000 -1.000000 0.000000 78.01700 REMARK 290 SMTRY1 9 0.000000 1.000000 0.000000 0.00000 REMARK 290 SMTRY2 9 0.000000 0.000000 1.000000 0.00000 REMARK 290 SMTRY3 9 1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY1 10 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY2 10 0.000000 0.000000 1.000000 78.01700 REMARK 290 SMTRY3 10 -1.000000 0.000000 0.000000 78.01700 REMARK 290 SMTRY1 11 0.000000 1.000000 0.000000 78.01700 REMARK 290 SMTRY2 11 0.000000 0.000000 -1.000000 78.01700 REMARK 290 SMTRY3 11 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY1 12 0.000000 -1.000000 0.000000 78.01700 REMARK 290 SMTRY2 12 0.000000 0.000000 -1.000000 0.00000 REMARK 290 SMTRY3 12 1.000000 0.000000 0.000000 78.01700 REMARK 290 SMTRY1 13 1.000000 0.000000 0.000000 78.01700 REMARK 290 SMTRY2 13 0.000000 1.000000 0.000000 78.01700 REMARK 290 SMTRY3 13 0.000000 0.000000 1.000000 78.01700 REMARK 290 SMTRY1 14 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 14 0.000000 -1.000000 0.000000 78.01700 REMARK 290 SMTRY3 14 0.000000 0.000000 1.000000 0.00000 REMARK 290 SMTRY1 15 -1.000000 0.000000 0.000000 78.01700 REMARK 290 SMTRY2 15 0.000000 1.000000 0.000000 0.00000 REMARK 290 SMTRY3 15 0.000000 0.000000 -1.000000 0.00000 REMARK 290 SMTRY1 16 1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 16 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 16 0.000000 0.000000 -1.000000 78.01700 REMARK 290 SMTRY1 17 0.000000 0.000000 1.000000 78.01700 REMARK 290 SMTRY2 17 1.000000 0.000000 0.000000 78.01700 REMARK 290 SMTRY3 17 0.000000 1.000000 0.000000 78.01700 REMARK 290 SMTRY1 18 0.000000 0.000000 1.000000 0.00000 REMARK 290 SMTRY2 18 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY3 18 0.000000 -1.000000 0.000000 78.01700 REMARK 290 SMTRY1 19 0.000000 0.000000 -1.000000 0.00000 REMARK 290 SMTRY2 19 -1.000000 0.000000 0.000000 78.01700 REMARK 290 SMTRY3 19 0.000000 1.000000 0.000000 0.00000 REMARK 290 SMTRY1 20 0.000000 0.000000 -1.000000 78.01700 REMARK 290 SMTRY2 20 1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY3 20 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY1 21 0.000000 1.000000 0.000000 78.01700 REMARK 290 SMTRY2 21 0.000000 0.000000 1.000000 78.01700 REMARK 290 SMTRY3 21 1.000000 0.000000 0.000000 78.01700 REMARK 290 SMTRY1 22 0.000000 -1.000000 0.000000 78.01700 REMARK 290 SMTRY2 22 0.000000 0.000000 1.000000 0.00000 REMARK 290 SMTRY3 22 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY1 23 0.000000 1.000000 0.000000 0.00000 REMARK 290 SMTRY2 23 0.000000 0.000000 -1.000000 0.00000 REMARK 290 SMTRY3 23 -1.000000 0.000000 0.000000 78.01700 REMARK 290 SMTRY1 24 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY2 24 0.000000 0.000000 -1.000000 78.01700 REMARK 290 SMTRY3 24 1.000000 0.000000 0.000000 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 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 ALA A 2 REMARK 465 SER A 3 REMARK 465 GLY A 4 REMARK 465 SER A 5 REMARK 465 ALA A 6 REMARK 465 LEU A 252 REMARK 465 GLY A 253 REMARK 465 GLN A 254 REMARK 465 LYS A 255 REMARK 465 ASN A 256 REMARK 465 GLU A 257 REMARK 465 ASN A 258 REMARK 465 GLU A 259 REMARK 465 TYR A 260 REMARK 465 ASP A 407 REMARK 465 ASN A 475 REMARK 465 SER A 476 REMARK 465 SER A 477 REMARK 465 PRO A 478 REMARK 465 HIS A 479 REMARK 465 HIS A 480 REMARK 465 HIS A 481 REMARK 465 HIS A 482 REMARK 465 HIS A 483 REMARK 465 HIS A 484 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 ASN A 31 -119.11 48.53 REMARK 500 ASN A 112 -75.33 -73.33 REMARK 500 ARG A 113 -56.83 -20.55 REMARK 500 VAL A 120 -45.58 -131.46 REMARK 500 ASP A 328 109.36 -51.09 REMARK 500 ASN A 368 72.01 54.59 REMARK 500 LYS A 404 28.77 46.46 REMARK 500 ARG A 405 -65.30 -93.59 REMARK 500 SER A 412 73.26 -111.73 REMARK 500 ARG A 420 42.77 -100.17 REMARK 500 ASP A 458 88.86 -164.92 REMARK 500 LEU A 459 -56.45 74.24 REMARK 500 REMARK 500 REMARK: NULL REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: PLANAR GROUPS REMARK 500 REMARK 500 PLANAR GROUPS IN THE FOLLOWING RESIDUES HAVE A TOTAL REMARK 500 RMS DISTANCE OF ALL ATOMS FROM THE BEST-FIT PLANE REMARK 500 BY MORE THAN AN EXPECTED VALUE OF 6*RMSD, WITH AN REMARK 500 RMSD 0.02 ANGSTROMS, OR AT LEAST ONE ATOM HAS REMARK 500 AN RMSD GREATER THAN THIS VALUE REMARK 500 (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN IDENTIFIER; REMARK 500 SSEQ=SEQUENCE NUMBER; I=INSERTION CODE). REMARK 500 REMARK 500 M RES CSSEQI RMS TYPE REMARK 500 ARG A 82 0.26 SIDE CHAIN REMARK 500 ARG A 110 0.20 SIDE CHAIN REMARK 500 ARG A 113 0.11 SIDE CHAIN REMARK 500 ARG A 426 0.12 SIDE CHAIN 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 422 SG REMARK 620 2 HEM A 501 NA 89.8 REMARK 620 3 HEM A 501 NB 87.1 88.7 REMARK 620 4 HEM A 501 NC 92.2 178.0 91.1 REMARK 620 5 HEM A 501 ND 91.7 90.5 178.6 89.7 REMARK 620 N 1 2 3 4 DBREF 9ONH A 1 484 PDB 9ONH 9ONH 1 484 SEQRES 1 A 484 MET ALA SER GLY SER ALA VAL ARG PRO PHE ASP GLU ILE SEQRES 2 A 484 PRO GLY ASN TRP ARG ASN GLY TRP LEU ASN LEU TYR ARG SEQRES 3 A 484 PHE TRP ARG SER ASN GLY PHE ARG ASN LEU HIS HIS ILE SEQRES 4 A 484 MET VAL LYS ASN PHE ASN LYS PHE GLY PRO ILE TYR ARG SEQRES 5 A 484 GLU LYS ILE GLY TYR TYR GLU SER VAL ASN ILE ILE ASN SEQRES 6 A 484 PRO GLU ASP ALA ALA THR LEU PHE LYS ALA GLU GLY LEU SEQRES 7 A 484 PHE PRO ARG ARG LEU ARG VAL GLU PRO TRP VAL ALA TYR SEQRES 8 A 484 ARG ASP TYR ARG ASN GLN LYS TYR GLY VAL LEU LEU LYS SEQRES 9 A 484 ASN GLY GLU ASP TRP ARG SER ASN ARG LEU ILE LEU ASN SEQRES 10 A 484 LYS GLU VAL ILE SER PRO ASN VAL ILE GLN LYS PHE VAL SEQRES 11 A 484 PRO LEU LEU ASN GLU VAL ALA GLN ASP PHE VAL SER MET SEQRES 12 A 484 VAL HIS LYS GLN ILE GLU ARG SER GLY ARG GLY LYS TRP SEQRES 13 A 484 THR VAL ASP LEU SER ASN ASP LEU PHE ARG PHE ALA LEU SEQRES 14 A 484 GLU SER VAL CYS TYR VAL LEU TYR GLY GLU ARG LEU GLY SEQRES 15 A 484 LEU LEU GLN ASP ASN PRO ASN PRO GLU SER GLN ARG PHE SEQRES 16 A 484 ILE ASP SER VAL THR LEU MET PHE LYS THR THR SER PRO SEQRES 17 A 484 MET LEU TYR ILE PRO PRO GLY LEU LEU ARG ARG ILE ASN SEQRES 18 A 484 SER LYS ILE TRP ARG ASP HIS VAL GLU ALA TRP ASP VAL SEQRES 19 A 484 ILE PHE ASN HIS ALA ASP LYS CYS ILE GLN LYS ILE TYR SEQRES 20 A 484 ARG GLN PHE ARG LEU GLY GLN LYS ASN GLU ASN GLU TYR SEQRES 21 A 484 PRO GLY VAL LEU ALA ASN LEU LEU LEU GLN GLY LYS LEU SEQRES 22 A 484 PRO ILE GLU ASP ILE LYS ALA SER ILE THR GLU LEU MET SEQRES 23 A 484 ALA GLY GLY VAL ASP THR THR SER MET THR LEU LEU TRP SEQRES 24 A 484 THR LEU TYR GLU LEU ALA ARG ASN PRO HIS VAL GLN GLU SEQRES 25 A 484 GLU LEU ARG ALA GLU ILE LEU ALA ALA ARG GLN GLN ALA SEQRES 26 A 484 GLN GLY ASP LEU SER LYS MET LEU LYS SER VAL PRO LEU SEQRES 27 A 484 LEU LYS ALA ALA ILE LYS GLU THR LEU ARG LEU TYR PRO SEQRES 28 A 484 VAL ALA VAL SER LEU GLN ARG TYR ILE THR GLU ASP ILE SEQRES 29 A 484 VAL LEU GLN ASN TYR HIS ILE PRO ALA GLY THR LEU VAL SEQRES 30 A 484 GLN VAL GLY LEU TYR ALA MET GLY ARG ASN PRO GLU ILE SEQRES 31 A 484 PHE PRO ASN PRO GLU GLN TYR ASN PRO GLU ARG TRP LEU SEQRES 32 A 484 LYS ARG GLU ASP ASN HIS PHE LYS SER LEU GLY PHE GLY SEQRES 33 A 484 PHE GLY PRO ARG GLN CYS ILE GLY ARG ARG ILE ALA GLU SEQRES 34 A 484 THR GLU MET GLN LEU PHE LEU ILE HIS MET LEU GLN ASN SEQRES 35 A 484 PHE LYS ILE GLU THR ASN SER MET ALA GLU VAL LYS THR SEQRES 36 A 484 THR PHE ASP LEU ILE LEU VAL PRO GLU LYS PRO ILE LEU SEQRES 37 A 484 LEU THR LEU ARG PRO ILE ASN SER SER PRO HIS HIS HIS SEQRES 38 A 484 HIS HIS HIS HET HEM A 501 43 HET MHQ A 502 72 HETNAM HEM PROTOPORPHYRIN IX CONTAINING FE HETNAM MHQ DESMOSTEROL HETSYN HEM HEME FORMUL 2 HEM C34 H32 FE N4 O4 FORMUL 3 MHQ C27 H44 O HELIX 1 AA1 PRO A 9 ILE A 13 5 5 HELIX 2 AA2 ASN A 16 ARG A 18 5 3 HELIX 3 AA3 ASN A 19 ARG A 29 1 11 HELIX 4 AA4 ASN A 35 GLY A 48 1 14 HELIX 5 AA5 ASN A 65 LYS A 74 1 10 HELIX 6 AA6 VAL A 85 ARG A 95 1 11 HELIX 7 AA7 GLY A 106 ILE A 121 1 16 HELIX 8 AA8 SER A 122 GLY A 152 1 31 HELIX 9 AA9 LEU A 160 GLY A 178 1 19 HELIX 10 AB1 ASN A 189 SER A 207 1 19 HELIX 11 AB2 PRO A 208 TYR A 211 5 4 HELIX 12 AB3 PRO A 213 ILE A 220 1 8 HELIX 13 AB4 SER A 222 ARG A 251 1 30 HELIX 14 AB5 GLY A 262 GLY A 271 1 10 HELIX 15 AB6 PRO A 274 GLY A 289 1 16 HELIX 16 AB7 VAL A 290 ASN A 307 1 18 HELIX 17 AB8 ASN A 307 GLN A 326 1 20 HELIX 18 AB9 ASP A 328 SER A 335 1 8 HELIX 19 AC1 VAL A 336 TYR A 350 1 15 HELIX 20 AC2 LEU A 381 GLY A 385 1 5 HELIX 21 AC3 ASN A 398 LEU A 403 5 6 HELIX 22 AC4 ASN A 408 SER A 412 5 5 HELIX 23 AC5 GLY A 424 ASN A 442 1 19 SHEET 1 AA1 4 ILE A 50 ILE A 55 0 SHEET 2 AA1 4 TYR A 58 ILE A 63 -1 O TYR A 58 N ILE A 55 SHEET 3 AA1 4 LEU A 376 GLY A 380 1 O GLN A 378 N VAL A 61 SHEET 4 AA1 4 SER A 355 TYR A 359 -1 N LEU A 356 O VAL A 379 SHEET 1 AA2 3 THR A 157 VAL A 158 0 SHEET 2 AA2 3 LEU A 469 PRO A 473 -1 O LEU A 469 N VAL A 158 SHEET 3 AA2 3 PHE A 443 THR A 447 -1 N GLU A 446 O THR A 470 SHEET 1 AA3 2 ILE A 364 VAL A 365 0 SHEET 2 AA3 2 HIS A 370 ILE A 371 -1 O ILE A 371 N ILE A 364 SHEET 1 AA4 2 THR A 455 PHE A 457 0 SHEET 2 AA4 2 LEU A 461 PRO A 463 -1 O VAL A 462 N THR A 456 LINK SG CYS A 422 FE HEM A 501 1555 1555 2.30 CRYST1 156.034 156.034 156.034 90.00 90.00 90.00 I 21 3 24 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 0.006409 0.000000 0.000000 0.00000 SCALE2 0.000000 0.006409 0.000000 0.00000 SCALE3 0.000000 0.000000 0.006409 0.00000 CONECT 3346 3814 CONECT 3772 3776 3803 CONECT 3773 3779 3786 CONECT 3774 3789 3793 CONECT 3775 3796 3800 CONECT 3776 3772 3777 3810 CONECT 3777 3776 3778 3781 CONECT 3778 3777 3779 3780 CONECT 3779 3773 3778 3810 CONECT 3780 3778 CONECT 3781 3777 3782 CONECT 3782 3781 3783 CONECT 3783 3782 3784 3785 CONECT 3784 3783 CONECT 3785 3783 CONECT 3786 3773 3787 3811 CONECT 3787 3786 3788 3790 CONECT 3788 3787 3789 3791 CONECT 3789 3774 3788 3811 CONECT 3790 3787 CONECT 3791 3788 3792 CONECT 3792 3791 CONECT 3793 3774 3794 3812 CONECT 3794 3793 3795 3797 CONECT 3795 3794 3796 3798 CONECT 3796 3775 3795 3812 CONECT 3797 3794 CONECT 3798 3795 3799 CONECT 3799 3798 CONECT 3800 3775 3801 3813 CONECT 3801 3800 3802 3804 CONECT 3802 3801 3803 3805 CONECT 3803 3772 3802 3813 CONECT 3804 3801 CONECT 3805 3802 3806 CONECT 3806 3805 3807 CONECT 3807 3806 3808 3809 CONECT 3808 3807 CONECT 3809 3807 CONECT 3810 3776 3779 3814 CONECT 3811 3786 3789 3814 CONECT 3812 3793 3796 3814 CONECT 3813 3800 3803 3814 CONECT 3814 3346 3810 3811 3812 CONECT 3814 3813 CONECT 3815 3816 3833 3842 3843 CONECT 3816 3815 3817 3844 3845 CONECT 3817 3816 3818 3835 CONECT 3818 3817 3819 3846 CONECT 3819 3818 3824 3847 3848 CONECT 3820 3821 3849 3850 3851 CONECT 3821 3820 3822 3823 CONECT 3822 3821 3852 3853 3854 CONECT 3823 3821 3825 3855 CONECT 3824 3819 3827 3837 3856 CONECT 3825 3823 3826 3857 3858 CONECT 3826 3825 3829 3859 3860 CONECT 3827 3824 3828 3840 3861 CONECT 3828 3827 3832 3862 3863 CONECT 3829 3826 3830 3831 3864 CONECT 3830 3829 3865 3866 3867 CONECT 3831 3829 3832 3840 3868 CONECT 3832 3828 3831 3869 3870 CONECT 3833 3815 3834 3871 3872 CONECT 3834 3833 3835 3873 3874 CONECT 3835 3817 3834 3836 3837 CONECT 3836 3835 3875 3876 3877 CONECT 3837 3824 3835 3838 3878 CONECT 3838 3837 3839 3879 3880 CONECT 3839 3838 3840 3881 3882 CONECT 3840 3827 3831 3839 3841 CONECT 3841 3840 3883 3884 3885 CONECT 3842 3815 3886 CONECT 3843 3815 CONECT 3844 3816 CONECT 3845 3816 CONECT 3846 3818 CONECT 3847 3819 CONECT 3848 3819 CONECT 3849 3820 CONECT 3850 3820 CONECT 3851 3820 CONECT 3852 3822 CONECT 3853 3822 CONECT 3854 3822 CONECT 3855 3823 CONECT 3856 3824 CONECT 3857 3825 CONECT 3858 3825 CONECT 3859 3826 CONECT 3860 3826 CONECT 3861 3827 CONECT 3862 3828 CONECT 3863 3828 CONECT 3864 3829 CONECT 3865 3830 CONECT 3866 3830 CONECT 3867 3830 CONECT 3868 3831 CONECT 3869 3832 CONECT 3870 3832 CONECT 3871 3833 CONECT 3872 3833 CONECT 3873 3834 CONECT 3874 3834 CONECT 3875 3836 CONECT 3876 3836 CONECT 3877 3836 CONECT 3878 3837 CONECT 3879 3838 CONECT 3880 3838 CONECT 3881 3839 CONECT 3882 3839 CONECT 3883 3841 CONECT 3884 3841 CONECT 3885 3841 CONECT 3886 3842 MASTER 369 0 2 23 11 0 0 6 3841 1 117 38 END