HEADER OXIDOREDUCTASE 11-JUL-19 6PRS TITLE THE CRYSTAL STRUCTURE OF 3-ETHOXYBENZOATE-BOUND CYP199A4 COMPND MOL_ID: 1; COMPND 2 MOLECULE: CYTOCHROME P450; COMPND 3 CHAIN: A; COMPND 4 SYNONYM: CYP199A4; COMPND 5 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: RHODOPSEUDOMONAS PALUSTRIS (STRAIN HAA2); SOURCE 3 ORGANISM_TAXID: 316058; SOURCE 4 STRAIN: HAA2; SOURCE 5 GENE: RPB_3613; SOURCE 6 EXPRESSION_SYSTEM: ESCHERICHIA COLI BL21(DE3); SOURCE 7 EXPRESSION_SYSTEM_TAXID: 469008 KEYWDS CYTOCHROME P450, 3-ETHOXYBENZOIC ACID, OXIDOREDUCTASE EXPDTA X-RAY DIFFRACTION AUTHOR M.N.PODGORSKI,J.B.BRUNING,S.G.BELL REVDAT 3 11-OCT-23 6PRS 1 REMARK REVDAT 2 04-DEC-19 6PRS 1 JRNL REVDAT 1 27-NOV-19 6PRS 0 JRNL AUTH M.N.PODGORSKI,T.COLEMAN,R.R.CHAO,J.J.DE VOSS,J.B.BRUNING, JRNL AUTH 2 S.G.BELL JRNL TITL INVESTIGATION OF THE REQUIREMENTS FOR EFFICIENT AND JRNL TITL 2 SELECTIVE CYTOCHROME P450 MONOOXYGENASE CATALYSIS ACROSS JRNL TITL 3 DIFFERENT REACTIONS. JRNL REF J.INORG.BIOCHEM. V. 203 10913 2019 JRNL REFN ISSN 0162-0134 JRNL PMID 31759265 JRNL DOI 10.1016/J.JINORGBIO.2019.110913 REMARK 2 REMARK 2 RESOLUTION. 2.37 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : PHENIX 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 : NULL REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 2.37 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 44.56 REMARK 3 MIN(FOBS/SIGMA_FOBS) : 1.370 REMARK 3 COMPLETENESS FOR RANGE (%) : 98.8 REMARK 3 NUMBER OF REFLECTIONS : 14580 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 R VALUE (WORKING + TEST SET) : 0.186 REMARK 3 R VALUE (WORKING SET) : 0.183 REMARK 3 FREE R VALUE : 0.222 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 9.970 REMARK 3 FREE R VALUE TEST SET COUNT : 1454 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 44.5590 - 5.1092 1.00 1375 152 0.1563 0.2029 REMARK 3 2 5.1092 - 4.0562 1.00 1331 149 0.1423 0.1753 REMARK 3 3 4.0562 - 3.5437 1.00 1348 147 0.1558 0.1922 REMARK 3 4 3.5437 - 3.2198 1.00 1310 144 0.1816 0.2141 REMARK 3 5 3.2198 - 2.9891 1.00 1328 156 0.1964 0.2442 REMARK 3 6 2.9891 - 2.8129 1.00 1318 140 0.2098 0.2506 REMARK 3 7 2.8129 - 2.6720 1.00 1331 150 0.2273 0.2893 REMARK 3 8 2.6720 - 2.5557 1.00 1291 144 0.2320 0.2614 REMARK 3 9 2.5557 - 2.4573 1.00 1314 148 0.2320 0.2747 REMARK 3 10 2.4573 - 2.3730 0.89 1180 124 0.2431 0.2683 REMARK 3 REMARK 3 BULK SOLVENT MODELLING. REMARK 3 METHOD USED : NULL 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) : 0.280 REMARK 3 PHASE ERROR (DEGREES, MAXIMUM-LIKELIHOOD BASED) : 21.220 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 19.58 REMARK 3 MEAN B VALUE (OVERALL, A**2) : 28.01 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 : 0.002 3167 REMARK 3 ANGLE : 0.608 4326 REMARK 3 CHIRALITY : 0.040 470 REMARK 3 PLANARITY : 0.004 574 REMARK 3 DIHEDRAL : 8.490 2605 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 6PRS COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 11-JUL-19. REMARK 100 THE DEPOSITION ID IS D_1000242956. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 25-OCT-18 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : 5.0-5.75 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) : 0.9537 REMARK 200 MONOCHROMATOR : DOUBLE-CRYSTAL SI(111) LIQUID REMARK 200 NITROGEN COOLED (DC) OR CHANNEL- REMARK 200 CUT SI(111) LIQUID NITROGEN REMARK 200 COOLED (CC) 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 : AIMLESS 0.7.2 REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 14637 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.370 REMARK 200 RESOLUTION RANGE LOW (A) : 44.560 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : NULL REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 98.3 REMARK 200 DATA REDUNDANCY : 6.200 REMARK 200 R MERGE (I) : 0.19200 REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : 5.8000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.37 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 2.45 REMARK 200 COMPLETENESS FOR SHELL (%) : 84.1 REMARK 200 DATA REDUNDANCY IN SHELL : 5.20 REMARK 200 R MERGE FOR SHELL (I) : 0.75000 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 2.8.2 REMARK 200 STARTING MODEL: PDB ENTRY 5UVB REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 41.96 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.12 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 0.2 M MAGNESIUM ACETATE, 100 MM BIS REMARK 280 -TRIS ADJUSTED WITH ACETIC ACID TO PH 5.0-5.75, 20-32% W/V REMARK 280 PEG3350, PH 7.4, VAPOR DIFFUSION, HANGING DROP, TEMPERATURE 289K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 1 21 1 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -X,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 25.70800 REMARK 290 SMTRY3 2 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: 1370 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 15040 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -37.0 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 0 REMARK 465 ILE A 1 REMARK 465 SER A 2 REMARK 465 ASN A 3 REMARK 465 SER A 4 REMARK 465 SER A 5 REMARK 465 ALA A 6 REMARK 465 GLU A 7 REMARK 465 SER A 8 REMARK 465 ILE A 9 REMARK 465 SER A 10 REMARK 465 ALA A 11 REMARK 465 PRO A 12 REMARK 465 PRO A 13 REMARK 465 ASN A 14 REMARK 465 ASP A 15 REMARK 465 SER A 16 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 ILE A 97 -53.60 -128.01 REMARK 500 LEU A 116 50.26 -100.43 REMARK 500 LEU A 151 -66.56 -137.90 REMARK 500 VAL A 159 -44.33 -130.95 REMARK 500 SER A 293 78.78 54.79 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 501 FE REMARK 620 N RES CSSEQI ATOM REMARK 620 1 CYS A 358 SG REMARK 620 2 HEM A 501 NA 107.5 REMARK 620 3 HEM A 501 NB 89.6 89.3 REMARK 620 4 HEM A 501 NC 88.0 164.4 88.5 REMARK 620 5 HEM A 501 ND 103.2 88.5 167.2 90.2 REMARK 620 N 1 2 3 4 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 501 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: binding site for residue OW7 A 502 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC3 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: binding site for residue CL A 503 DBREF 6PRS A 0 409 UNP Q2IU02 Q2IU02_RHOP2 1 410 SEQRES 1 A 410 MET ILE SER ASN SER SER ALA GLU SER ILE SER ALA PRO SEQRES 2 A 410 PRO ASN ASP SER THR ILE PRO HIS LEU ALA ILE ASP PRO SEQRES 3 A 410 PHE SER LEU ASP PHE PHE ASP ASP PRO TYR PRO ASP GLN SEQRES 4 A 410 GLN THR LEU ARG ASP ALA GLY PRO VAL VAL TYR LEU ASP SEQRES 5 A 410 LYS TRP ASN VAL TYR GLY VAL ALA ARG TYR ALA GLU VAL SEQRES 6 A 410 HIS ALA VAL LEU ASN ASP PRO THR THR PHE CYS SER SER SEQRES 7 A 410 ARG GLY VAL GLY LEU SER ASP PHE LYS LYS GLU LYS PRO SEQRES 8 A 410 TRP ARG PRO PRO SER LEU ILE LEU GLU ALA ASP PRO PRO SEQRES 9 A 410 ALA HIS THR ARG PRO ARG ALA VAL LEU SER LYS VAL LEU SEQRES 10 A 410 SER PRO ALA THR MET LYS THR ILE ARG ASP GLY PHE ALA SEQRES 11 A 410 ALA ALA ALA ASP ALA LYS VAL ASP GLU LEU LEU GLN ARG SEQRES 12 A 410 GLY CYS ILE ASP ALA ILE ALA ASP LEU ALA GLU ALA TYR SEQRES 13 A 410 PRO LEU SER VAL PHE PRO ASP ALA MET GLY LEU LYS GLN SEQRES 14 A 410 GLU GLY ARG GLU HIS LEU LEU PRO TYR ALA GLY LEU VAL SEQRES 15 A 410 PHE ASN ALA PHE GLY PRO PRO ASN GLU LEU ARG GLN THR SEQRES 16 A 410 ALA ILE GLU ARG SER ALA PRO HIS GLN ALA TYR VAL ASN SEQRES 17 A 410 GLU GLN CYS GLN ARG PRO ASN LEU ALA PRO GLY GLY PHE SEQRES 18 A 410 GLY ALA CYS ILE HIS ALA PHE THR ASP THR GLY GLU ILE SEQRES 19 A 410 THR PRO ASP GLU ALA PRO LEU LEU VAL ARG SER LEU LEU SEQRES 20 A 410 SER ALA GLY LEU ASP THR THR VAL ASN GLY ILE GLY ALA SEQRES 21 A 410 ALA VAL TYR CYS LEU ALA ARG PHE PRO GLY GLU LEU GLN SEQRES 22 A 410 ARG LEU ARG SER ASP PRO THR LEU ALA ARG ASN ALA PHE SEQRES 23 A 410 GLU GLU ALA VAL ARG PHE GLU SER PRO VAL GLN THR PHE SEQRES 24 A 410 PHE ARG THR THR THR ARG GLU VAL GLU LEU GLY GLY ALA SEQRES 25 A 410 VAL ILE GLY GLU GLY GLU LYS VAL LEU MET PHE LEU GLY SEQRES 26 A 410 SER ALA ASN ARG ASP PRO ARG ARG TRP SER ASP PRO ASP SEQRES 27 A 410 LEU TYR ASP ILE THR ARG LYS THR SER GLY HIS VAL GLY SEQRES 28 A 410 PHE GLY SER GLY VAL HIS MET CYS VAL GLY GLN LEU VAL SEQRES 29 A 410 ALA ARG LEU GLU GLY GLU VAL MET LEU SER ALA LEU ALA SEQRES 30 A 410 ARG LYS VAL ALA ALA ILE ASP ILE ASP GLY PRO VAL LYS SEQRES 31 A 410 ARG ARG PHE ASN ASN THR LEU ARG GLY LEU GLU SER LEU SEQRES 32 A 410 PRO VAL LYS LEU THR PRO ALA HET HEM A 501 43 HET OW7 A 502 12 HET CL A 503 1 HETNAM HEM PROTOPORPHYRIN IX CONTAINING FE HETNAM OW7 3-ETHOXYBENZOIC ACID HETNAM CL CHLORIDE ION HETSYN HEM HEME FORMUL 2 HEM C34 H32 FE N4 O4 FORMUL 3 OW7 C9 H10 O3 FORMUL 4 CL CL 1- FORMUL 5 HOH *210(H2 O) HELIX 1 AA1 SER A 27 ASP A 33 1 7 HELIX 2 AA2 PRO A 34 GLY A 45 1 12 HELIX 3 AA3 ARG A 60 ASN A 69 1 10 HELIX 4 AA4 HIS A 105 LEU A 116 1 12 HELIX 5 AA5 SER A 117 GLY A 143 1 27 HELIX 6 AA6 GLU A 153 SER A 158 1 6 HELIX 7 AA7 VAL A 159 GLY A 165 1 7 HELIX 8 AA8 GLY A 170 GLU A 172 5 3 HELIX 9 AA9 HIS A 173 PHE A 185 1 13 HELIX 10 AB1 ASN A 189 GLU A 197 1 9 HELIX 11 AB2 SER A 199 CYS A 210 1 12 HELIX 12 AB3 GLN A 211 LEU A 215 5 5 HELIX 13 AB4 GLY A 219 PHE A 227 1 9 HELIX 14 AB5 THR A 228 THR A 230 5 3 HELIX 15 AB6 THR A 234 ASP A 236 5 3 HELIX 16 AB7 GLU A 237 GLY A 249 1 13 HELIX 17 AB8 LEU A 250 PHE A 267 1 18 HELIX 18 AB9 PHE A 267 ASP A 277 1 11 HELIX 19 AC1 LEU A 280 SER A 293 1 14 HELIX 20 AC2 LEU A 323 ASN A 327 1 5 HELIX 21 AC3 GLY A 360 LYS A 378 1 19 SHEET 1 AA1 6 HIS A 20 LEU A 21 0 SHEET 2 AA1 6 VAL A 48 LEU A 50 1 O TYR A 49 N LEU A 21 SHEET 3 AA1 6 VAL A 55 VAL A 58 -1 O VAL A 55 N LEU A 50 SHEET 4 AA1 6 LYS A 318 PHE A 322 1 O LEU A 320 N TYR A 56 SHEET 5 AA1 6 THR A 297 THR A 302 -1 N ARG A 300 O VAL A 319 SHEET 6 AA1 6 PHE A 74 CYS A 75 -1 N CYS A 75 O THR A 301 SHEET 1 AA2 3 CYS A 144 ASP A 146 0 SHEET 2 AA2 3 PRO A 403 PRO A 408 -1 O VAL A 404 N ILE A 145 SHEET 3 AA2 3 VAL A 379 ILE A 384 -1 N ALA A 380 O THR A 407 SHEET 1 AA3 2 VAL A 306 LEU A 308 0 SHEET 2 AA3 2 ALA A 311 ILE A 313 -1 O ALA A 311 N LEU A 308 SHEET 1 AA4 2 LYS A 389 PHE A 392 0 SHEET 2 AA4 2 ARG A 397 SER A 401 -1 O GLU A 400 N LYS A 389 LINK SG CYS A 358 FE HEM A 501 1555 1555 2.35 CISPEP 1 PRO A 102 PRO A 103 0 2.48 SITE 1 AC1 21 ILE A 97 LEU A 98 HIS A 105 ARG A 109 SITE 2 AC1 21 ALA A 248 GLY A 249 THR A 252 VAL A 295 SITE 3 AC1 21 PHE A 298 ARG A 300 GLY A 350 PHE A 351 SITE 4 AC1 21 GLY A 352 VAL A 355 HIS A 356 CYS A 358 SITE 5 AC1 21 VAL A 359 GLY A 360 OW7 A 502 HOH A 663 SITE 6 AC1 21 HOH A 668 SITE 1 AC2 10 ARG A 92 SER A 95 LEU A 98 PHE A 182 SITE 2 AC2 10 SER A 244 SER A 247 ALA A 248 PHE A 298 SITE 3 AC2 10 HEM A 501 HOH A 634 SITE 1 AC3 3 TYR A 177 GLN A 203 ASN A 207 CRYST1 44.592 51.416 79.365 90.00 92.19 90.00 P 1 21 1 2 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 0.022426 0.000000 0.000858 0.00000 SCALE2 0.000000 0.019449 0.000000 0.00000 SCALE3 0.000000 0.000000 0.012609 0.00000