HEADER LIPID BINDING PROTEIN 04-FEB-24 8VXG TITLE THE CRYSTAL STRUCTURE OF CYP125MRCA, AN ANCESTRALLY RECONSTRUCTED TITLE 2 CYP125 ENZYME COMPND MOL_ID: 1; COMPND 2 MOLECULE: CYP125MRCA; 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 P450, CYTOCHROME, ENZYME, HEME, STEROID, VITAMIN D3, CHOLECALCIFEROL, KEYWDS 2 CYP125, ANCESTOR, LIPID BINDING PROTEIN EXPDTA X-RAY DIFFRACTION AUTHOR D.Z.DOHERTY,J.B.BRUNING,S.G.BELL REVDAT 1 12-NOV-25 8VXG 0 JRNL AUTH D.Z.DOHERTY,J.J.DE VOSS,J.B.BRUNING,S.G.BELL JRNL TITL EVOLUTIONARY INSIGHTS INTO THE SELECTIVITY OF STEROL JRNL TITL 2 OXIDISING CYTOCHROME P450 ENZYMES BASED ON ANCESTRAL JRNL TITL 3 SEQUENCE RECONSTRUCTION. JRNL REF CHEM SCI V. 16 11110 2025 JRNL REFN ISSN 2041-6520 JRNL PMID 40417289 JRNL DOI 10.1039/D5SC01863C REMARK 2 REMARK 2 RESOLUTION. 1.78 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : PHENIX 1.11.1_2575 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) : 1.78 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 37.64 REMARK 3 MIN(FOBS/SIGMA_FOBS) : 1.360 REMARK 3 COMPLETENESS FOR RANGE (%) : 99.4 REMARK 3 NUMBER OF REFLECTIONS : 39293 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 R VALUE (WORKING + TEST SET) : 0.176 REMARK 3 R VALUE (WORKING SET) : 0.173 REMARK 3 FREE R VALUE : 0.218 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 5.060 REMARK 3 FREE R VALUE TEST SET COUNT : 1989 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 37.6380 - 4.2875 1.00 2835 152 0.1579 0.1902 REMARK 3 2 4.2875 - 3.4038 1.00 2741 137 0.1478 0.1913 REMARK 3 3 3.4038 - 2.9738 1.00 2704 144 0.1721 0.2087 REMARK 3 4 2.9738 - 2.7020 1.00 2687 142 0.1810 0.2547 REMARK 3 5 2.7020 - 2.5083 1.00 2662 151 0.1820 0.2152 REMARK 3 6 2.5083 - 2.3605 1.00 2675 141 0.1762 0.2149 REMARK 3 7 2.3605 - 2.2423 1.00 2654 140 0.1709 0.2302 REMARK 3 8 2.2423 - 2.1447 1.00 2678 140 0.1745 0.2256 REMARK 3 9 2.1447 - 2.0621 1.00 2629 150 0.1846 0.2478 REMARK 3 10 2.0621 - 1.9910 1.00 2660 140 0.1905 0.2397 REMARK 3 11 1.9910 - 1.9287 1.00 2623 139 0.1922 0.2378 REMARK 3 12 1.9287 - 1.8736 1.00 2663 145 0.2087 0.2763 REMARK 3 13 1.8736 - 1.8243 1.00 2655 133 0.2328 0.2663 REMARK 3 14 1.8243 - 1.7800 0.92 2438 135 0.2675 0.2861 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) : 0.200 REMARK 3 PHASE ERROR (DEGREES, MAXIMUM-LIKELIHOOD BASED) : 21.250 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : NULL REMARK 3 MEAN B VALUE (OVERALL, A**2) : NULL 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 : 0.007 3394 REMARK 3 ANGLE : 1.095 4617 REMARK 3 CHIRALITY : 0.053 481 REMARK 3 PLANARITY : 0.005 614 REMARK 3 DIHEDRAL : 5.447 2815 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 8VXG COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 09-FEB-24. REMARK 100 THE DEPOSITION ID IS D_1000281387. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 22-APR-22 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : 5.2 -5.6 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : AUSTRALIAN SYNCHROTRON REMARK 200 BEAMLINE : MX2 REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 0.953658521175 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 : XDS REMARK 200 DATA SCALING SOFTWARE : POINTLESS REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 39392 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.780 REMARK 200 RESOLUTION RANGE LOW (A) : 47.410 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : NULL REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 99.6 REMARK 200 DATA REDUNDANCY : 13.30 REMARK 200 R MERGE (I) : NULL REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : 10.4000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.78 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 1.81 REMARK 200 COMPLETENESS FOR SHELL (%) : NULL 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: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 45.94 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.28 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 20% PEG 4000, 20% ISOPROPANOL, 0.1 M REMARK 280 SODIUM CITRATE TRIBASIC TRIHYDRATE, VAPOR DIFFUSION, HANGING REMARK 280 DROP, TEMPERATURE 289.15K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: C 2 2 21 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -X,-Y,Z+1/2 REMARK 290 3555 -X,Y,-Z+1/2 REMARK 290 4555 X,-Y,-Z REMARK 290 5555 X+1/2,Y+1/2,Z REMARK 290 6555 -X+1/2,-Y+1/2,Z+1/2 REMARK 290 7555 -X+1/2,Y+1/2,-Z+1/2 REMARK 290 8555 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 0.00000 REMARK 290 SMTRY2 2 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 2 0.000000 0.000000 1.000000 47.40900 REMARK 290 SMTRY1 3 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 0.00000 REMARK 290 SMTRY3 3 0.000000 0.000000 -1.000000 47.40900 REMARK 290 SMTRY1 4 1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 4 0.000000 -1.000000 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 36.29550 REMARK 290 SMTRY2 5 0.000000 1.000000 0.000000 59.24300 REMARK 290 SMTRY3 5 0.000000 0.000000 1.000000 0.00000 REMARK 290 SMTRY1 6 -1.000000 0.000000 0.000000 36.29550 REMARK 290 SMTRY2 6 0.000000 -1.000000 0.000000 59.24300 REMARK 290 SMTRY3 6 0.000000 0.000000 1.000000 47.40900 REMARK 290 SMTRY1 7 -1.000000 0.000000 0.000000 36.29550 REMARK 290 SMTRY2 7 0.000000 1.000000 0.000000 59.24300 REMARK 290 SMTRY3 7 0.000000 0.000000 -1.000000 47.40900 REMARK 290 SMTRY1 8 1.000000 0.000000 0.000000 36.29550 REMARK 290 SMTRY2 8 0.000000 -1.000000 0.000000 59.24300 REMARK 290 SMTRY3 8 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 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 A 812 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 MET A 1 REMARK 465 THR A 2 REMARK 465 THR A 3 REMARK 465 THR A 4 REMARK 465 THR A 5 REMARK 465 MET A 6 REMARK 465 ALA A 7 REMARK 465 PRO A 43 REMARK 465 PRO A 44 REMARK 465 PRO A 45 REMARK 465 ASP A 46 REMARK 465 THR A 47 REMARK 465 ASP A 48 REMARK 465 GLY A 49 REMARK 465 ALA A 83 REMARK 465 ASP A 84 REMARK 465 ALA A 85 REMARK 465 ALA A 86 REMARK 465 THR A 412 REMARK 465 PRO A 413 REMARK 465 ALA A 414 REMARK 465 ARG A 415 REMARK 465 ALA A 416 REMARK 465 VAL A 417 REMARK 465 GLY A 418 REMARK 465 GLY A 419 REMARK 465 HIS A 420 REMARK 465 HIS A 421 REMARK 465 HIS A 422 REMARK 465 HIS A 423 REMARK 465 HIS A 424 REMARK 465 HIS A 425 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 VAL A 166 N CA C O CB CG1 CG2 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 OE1 GLU A 193 O HOH A 601 2.08 REMARK 500 REMARK 500 REMARK: NULL REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: CLOSE CONTACTS REMARK 500 REMARK 500 THE FOLLOWING ATOMS THAT ARE RELATED BY CRYSTALLOGRAPHIC REMARK 500 SYMMETRY ARE IN CLOSE CONTACT. AN ATOM LOCATED WITHIN 0.15 REMARK 500 ANGSTROMS OF A SYMMETRY RELATED ATOM IS ASSUMED TO BE ON A REMARK 500 SPECIAL POSITION AND IS, THEREFORE, LISTED IN REMARK 375 REMARK 500 INSTEAD OF REMARK 500. ATOMS WITH NON-BLANK ALTERNATE REMARK 500 LOCATION INDICATORS ARE NOT INCLUDED IN THE CALCULATIONS. REMARK 500 REMARK 500 DISTANCE CUTOFF: REMARK 500 2.2 ANGSTROMS FOR CONTACTS NOT INVOLVING HYDROGEN ATOMS REMARK 500 1.6 ANGSTROMS FOR CONTACTS INVOLVING HYDROGEN ATOMS REMARK 500 REMARK 500 ATM1 RES C SSEQI ATM2 RES C SSEQI SSYMOP DISTANCE REMARK 500 O HOH A 654 O HOH A 873 6445 1.97 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 GLU A 35 70.04 -150.89 REMARK 500 ILE A 151 -65.23 -135.40 REMARK 500 THR A 255 -63.21 -126.75 REMARK 500 SER A 296 67.29 35.97 REMARK 500 PHE A 400 -51.64 -132.33 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 A 910 DISTANCE = 6.07 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 501 FE REMARK 620 N RES CSSEQI ATOM REMARK 620 1 CYS A 363 SG REMARK 620 2 HEM A 501 NA 104.8 REMARK 620 3 HEM A 501 NB 92.8 89.1 REMARK 620 4 HEM A 501 NC 92.4 162.7 88.9 REMARK 620 5 HEM A 501 ND 104.9 86.7 162.2 90.1 REMARK 620 N 1 2 3 4 DBREF 8VXG A 1 425 PDB 8VXG 8VXG 1 425 SEQRES 1 A 425 MET THR THR THR THR MET ALA PRO THR GLU ILE ASP LEU SEQRES 2 A 425 THR ASP PRO ASP VAL TYR ASN ARG GLY VAL PRO HIS GLU SEQRES 3 A 425 GLN PHE ALA TRP LEU ARG ARG ASN GLU PRO VAL TYR TRP SEQRES 4 A 425 HIS PRO GLU PRO PRO PRO ASP THR ASP GLY GLU GLY TYR SEQRES 5 A 425 TRP ALA VAL THR ARG HIS ALA ASP VAL VAL ALA VAL SER SEQRES 6 A 425 ARG ASP PRO GLU ILE PHE SER SER GLN GLN GLY GLY THR SEQRES 7 A 425 MET ILE GLN ASP ALA ASP ALA ALA PRO GLU GLU LEU GLU SEQRES 8 A 425 LYS GLN ARG MET MET MET LEU ASN MET ASP PRO PRO GLN SEQRES 9 A 425 HIS THR ARG LEU ARG LYS LEU VAL SER LYS GLY PHE THR SEQRES 10 A 425 PRO ARG MET ILE ALA LYS LEU GLU ASP LYS ILE ARG GLU SEQRES 11 A 425 ARG ALA LYS GLN ILE VAL ASP GLU ALA ILE GLU LYS GLY SEQRES 12 A 425 GLU CYS ASP PHE VAL ALA ASP ILE ALA ALA GLU LEU PRO SEQRES 13 A 425 LEU GLN VAL ILE ALA GLU LEU ILE GLY VAL PRO GLN GLU SEQRES 14 A 425 ASP ARG GLN ARG LEU PHE ASP TRP SER ASN ARG MET ILE SEQRES 15 A 425 GLY TYR ASP ASP PRO GLU TYR HIS SER SER GLU ALA ASP SEQRES 16 A 425 GLY GLU GLN ALA ALA ALA GLU MET PHE ALA TYR ALA GLN SEQRES 17 A 425 GLU LEU ALA ALA GLU ARG ARG LYS ASN PRO ARG ASP ASP SEQRES 18 A 425 ILE VAL THR ALA LEU VAL GLN ALA GLU VAL ASP GLY GLN SEQRES 19 A 425 LYS LEU SER ASP LEU GLU PHE ASN MET PHE PHE LEU LEU SEQRES 20 A 425 LEU VAL VAL ALA GLY ASN GLU THR THR ARG ASN ALA ILE SEQRES 21 A 425 SER HIS GLY MET LEU ALA LEU LEU GLU HIS PRO ASP GLN SEQRES 22 A 425 TRP GLU ARG LEU ARG ALA ASP PRO SER LEU ALA PRO THR SEQRES 23 A 425 ALA VAL ASP GLU ILE LEU ARG TRP ALA SER PRO VAL MET SEQRES 24 A 425 SER PHE ARG ARG THR ALA THR ARG ASP THR GLU LEU GLY SEQRES 25 A 425 GLY GLN GLN ILE LYS ALA GLY ASP LYS VAL VAL MET PHE SEQRES 26 A 425 TYR ALA SER ALA ASN ARG ASP GLU GLU VAL PHE ASP ASP SEQRES 27 A 425 PRO TYR THR PHE ASP ILE THR ARG SER PRO ASN PRO HIS SEQRES 28 A 425 LEU ALA PHE GLY GLY GLY GLY GLY PRO HIS TYR CYS LEU SEQRES 29 A 425 GLY ALA ASN LEU ALA ARG LEU GLU ILE ARG VAL MET PHE SEQRES 30 A 425 GLU GLU LEU ALA GLU ILE MET PRO ASP ILE GLU LEU THR SEQRES 31 A 425 GLY PRO PRO GLU ARG LEU ARG SER ASN PHE ILE ASN GLY SEQRES 32 A 425 ILE LYS HIS MET PRO VAL ARG PHE THR PRO ALA ARG ALA SEQRES 33 A 425 VAL GLY GLY HIS HIS HIS HIS HIS HIS HET HEM A 501 43 HET VD3 A 502 28 HET EDO A 503 4 HET EDO A 504 4 HET EDO A 505 4 HET IPA A 506 4 HET IPA A 507 4 HET IPA A 508 4 HET NA A 509 1 HETNAM HEM PROTOPORPHYRIN IX CONTAINING FE HETNAM VD3 (1S,3Z)-3-[(2E)-2-[(1R,3AR,7AS)-7A-METHYL-1-[(2R)-6- HETNAM 2 VD3 METHYLHEPTAN-2-YL]-2,3,3A,5,6,7-HEXAHYDRO-1H-INDEN-4- HETNAM 3 VD3 YLIDENE]ETHYLI DENE]-4-METHYLIDENE-CYCLOHEXAN-1-OL HETNAM EDO 1,2-ETHANEDIOL HETNAM IPA ISOPROPYL ALCOHOL HETNAM NA SODIUM ION HETSYN HEM HEME HETSYN VD3 VITAMIN D3 HETSYN EDO ETHYLENE GLYCOL HETSYN IPA 2-PROPANOL FORMUL 2 HEM C34 H32 FE N4 O4 FORMUL 3 VD3 C27 H44 O FORMUL 4 EDO 3(C2 H6 O2) FORMUL 7 IPA 3(C3 H8 O) FORMUL 10 NA NA 1+ FORMUL 11 HOH *310(H2 O) HELIX 1 AA1 ASP A 15 ASN A 20 5 6 HELIX 2 AA2 PRO A 24 GLU A 35 1 12 HELIX 3 AA3 ARG A 57 ARG A 66 1 10 HELIX 4 AA4 GLU A 88 LYS A 92 1 5 HELIX 5 AA5 MET A 96 MET A 100 5 5 HELIX 6 AA6 PRO A 103 SER A 113 1 11 HELIX 7 AA7 LYS A 114 PHE A 116 5 3 HELIX 8 AA8 THR A 117 LYS A 123 1 7 HELIX 9 AA9 LEU A 124 GLY A 143 1 20 HELIX 10 AB1 PHE A 147 ILE A 151 1 5 HELIX 11 AB2 ALA A 153 GLY A 165 1 13 HELIX 12 AB3 PRO A 167 GLU A 169 5 3 HELIX 13 AB4 ASP A 170 GLY A 183 1 14 HELIX 14 AB5 ALA A 194 ASN A 217 1 24 HELIX 15 AB6 ASP A 221 ALA A 229 1 9 HELIX 16 AB7 SER A 237 THR A 255 1 19 HELIX 17 AB8 THR A 255 HIS A 270 1 16 HELIX 18 AB9 HIS A 270 ASP A 280 1 11 HELIX 19 AC1 LEU A 283 SER A 296 1 14 HELIX 20 AC2 TYR A 326 ASN A 330 1 5 HELIX 21 AC3 GLY A 365 MET A 384 1 20 SHEET 1 AA1 5 VAL A 37 HIS A 40 0 SHEET 2 AA1 5 TYR A 52 VAL A 55 -1 O TYR A 52 N HIS A 40 SHEET 3 AA1 5 LYS A 321 PHE A 325 1 O VAL A 323 N TRP A 53 SHEET 4 AA1 5 SER A 300 ALA A 305 -1 N ARG A 303 O VAL A 322 SHEET 5 AA1 5 PHE A 71 SER A 72 -1 N SER A 72 O THR A 304 SHEET 1 AA2 3 GLU A 144 ASP A 146 0 SHEET 2 AA2 3 PRO A 408 ARG A 410 -1 O VAL A 409 N CYS A 145 SHEET 3 AA2 3 GLU A 388 LEU A 389 -1 N GLU A 388 O ARG A 410 SHEET 1 AA3 2 THR A 309 LEU A 311 0 SHEET 2 AA3 2 GLN A 314 ILE A 316 -1 O ILE A 316 N THR A 309 SHEET 1 AA4 2 GLU A 394 ARG A 395 0 SHEET 2 AA4 2 ILE A 404 HIS A 406 -1 O LYS A 405 N GLU A 394 LINK SG CYS A 363 FE HEM A 501 1555 1555 2.31 LINK O PHE A 411 NA NA A 509 1555 1555 2.36 CISPEP 1 PRO A 102 PRO A 103 0 3.94 CISPEP 2 SER A 347 PRO A 348 0 -7.51 CRYST1 72.591 118.486 94.818 90.00 90.00 90.00 C 2 2 21 8 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 0.013776 0.000000 0.000000 0.00000 SCALE2 0.000000 0.008440 0.000000 0.00000 SCALE3 0.000000 0.000000 0.010547 0.00000 CONECT 2828 3259 CONECT 3208 3312 CONECT 3217 3221 3248 CONECT 3218 3224 3231 CONECT 3219 3234 3238 CONECT 3220 3241 3245 CONECT 3221 3217 3222 3255 CONECT 3222 3221 3223 3226 CONECT 3223 3222 3224 3225 CONECT 3224 3218 3223 3255 CONECT 3225 3223 CONECT 3226 3222 3227 CONECT 3227 3226 3228 CONECT 3228 3227 3229 3230 CONECT 3229 3228 CONECT 3230 3228 CONECT 3231 3218 3232 3256 CONECT 3232 3231 3233 3235 CONECT 3233 3232 3234 3236 CONECT 3234 3219 3233 3256 CONECT 3235 3232 CONECT 3236 3233 3237 CONECT 3237 3236 CONECT 3238 3219 3239 3257 CONECT 3239 3238 3240 3242 CONECT 3240 3239 3241 3243 CONECT 3241 3220 3240 3257 CONECT 3242 3239 CONECT 3243 3240 3244 CONECT 3244 3243 CONECT 3245 3220 3246 3258 CONECT 3246 3245 3247 3249 CONECT 3247 3246 3248 3250 CONECT 3248 3217 3247 3258 CONECT 3249 3246 CONECT 3250 3247 3251 CONECT 3251 3250 3252 CONECT 3252 3251 3253 3254 CONECT 3253 3252 CONECT 3254 3252 CONECT 3255 3221 3224 3259 CONECT 3256 3231 3234 3259 CONECT 3257 3238 3241 3259 CONECT 3258 3245 3248 3259 CONECT 3259 2828 3255 3256 3257 CONECT 3259 3258 CONECT 3260 3263 CONECT 3261 3262 3270 CONECT 3262 3261 3263 CONECT 3263 3260 3262 3264 CONECT 3264 3263 3265 CONECT 3265 3264 3266 3270 CONECT 3266 3265 3267 CONECT 3267 3266 3268 CONECT 3268 3267 3269 3274 CONECT 3269 3268 3271 CONECT 3270 3261 3265 3279 CONECT 3271 3269 3272 CONECT 3272 3271 3273 CONECT 3273 3272 3274 3277 3278 CONECT 3274 3268 3273 3275 CONECT 3275 3274 3276 CONECT 3276 3275 3277 CONECT 3277 3273 3276 3280 CONECT 3278 3273 CONECT 3279 3270 CONECT 3280 3277 3281 3282 CONECT 3281 3280 CONECT 3282 3280 3283 CONECT 3283 3282 3284 CONECT 3284 3283 3285 CONECT 3285 3284 3286 3287 CONECT 3286 3285 CONECT 3287 3285 CONECT 3288 3289 3290 CONECT 3289 3288 CONECT 3290 3288 3291 CONECT 3291 3290 CONECT 3292 3293 3294 CONECT 3293 3292 CONECT 3294 3292 3295 CONECT 3295 3294 CONECT 3296 3297 3298 CONECT 3297 3296 CONECT 3298 3296 3299 CONECT 3299 3298 CONECT 3300 3301 CONECT 3301 3300 3302 3303 CONECT 3302 3301 CONECT 3303 3301 CONECT 3304 3305 CONECT 3305 3304 3306 3307 CONECT 3306 3305 CONECT 3307 3305 CONECT 3308 3309 CONECT 3309 3308 3310 3311 CONECT 3310 3309 CONECT 3311 3309 CONECT 3312 3208 MASTER 350 0 9 21 12 0 0 6 3553 1 99 33 END