HEADER OXIDOREDUCTASE 14-NOV-16 5TWT TITLE CHARACTERIZATION OF CLASS III PEROXIDASE FROM SWITCHGRASS (PANICUM TITLE 2 VIRGATUM) COMPND MOL_ID: 1; COMPND 2 MOLECULE: PEROXIDASE PVI9; COMPND 3 CHAIN: A; COMPND 4 EC: 1.11.1.7; COMPND 5 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: PANICUM VIRGATUM; SOURCE 3 ORGANISM_TAXID: 38727; SOURCE 4 GENE: PVIPRX9; SOURCE 5 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 6 EXPRESSION_SYSTEM_TAXID: 562; SOURCE 7 EXPRESSION_SYSTEM_STRAIN: BL21; SOURCE 8 EXPRESSION_SYSTEM_VARIANT: ROSETTA; SOURCE 9 EXPRESSION_SYSTEM_VECTOR_TYPE: PET; SOURCE 10 EXPRESSION_SYSTEM_PLASMID: PET30A KEYWDS PEROXIDASE, CLASS III, HEME, OXIDOREDUCTASE EXPDTA X-RAY DIFFRACTION AUTHOR T.W.MOURAL,C.KANG REVDAT 3 04-OCT-23 5TWT 1 REMARK REVDAT 2 22-NOV-17 5TWT 1 REMARK REVDAT 1 25-JAN-17 5TWT 0 JRNL AUTH T.W.MOURAL,K.M.LEWIS,C.BARNABA,F.ZHU,N.A.PALMER,G.SARATH, JRNL AUTH 2 E.D.SCULLY,J.P.JONES,S.E.SATTLER,C.KANG JRNL TITL CHARACTERIZATION OF CLASS III PEROXIDASES FROM SWITCHGRASS. JRNL REF PLANT PHYSIOL. V. 173 417 2017 JRNL REFN ESSN 1532-2548 JRNL PMID 27879392 JRNL DOI 10.1104/PP.16.01426 REMARK 2 REMARK 2 RESOLUTION. 1.30 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : PHENIX 1.10.1_2155 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) : 1.30 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 37.55 REMARK 3 MIN(FOBS/SIGMA_FOBS) : 1.340 REMARK 3 COMPLETENESS FOR RANGE (%) : 97.1 REMARK 3 NUMBER OF REFLECTIONS : 75644 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 R VALUE (WORKING + TEST SET) : 0.135 REMARK 3 R VALUE (WORKING SET) : 0.135 REMARK 3 FREE R VALUE : 0.145 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 2.640 REMARK 3 FREE R VALUE TEST SET COUNT : 2000 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 37.5624 - 3.1227 0.99 5689 154 0.1446 0.1328 REMARK 3 2 3.1227 - 2.4787 1.00 5512 150 0.1348 0.1383 REMARK 3 3 2.4787 - 2.1654 1.00 5438 147 0.1272 0.1533 REMARK 3 4 2.1654 - 1.9674 1.00 5447 149 0.1180 0.1406 REMARK 3 5 1.9674 - 1.8264 1.00 5376 146 0.1313 0.1435 REMARK 3 6 1.8264 - 1.7187 0.99 5374 146 0.1199 0.1331 REMARK 3 7 1.7187 - 1.6327 0.99 5336 144 0.1166 0.1446 REMARK 3 8 1.6327 - 1.5616 0.99 5343 146 0.1171 0.1477 REMARK 3 9 1.5616 - 1.5015 0.99 5346 145 0.1226 0.1436 REMARK 3 10 1.5015 - 1.4497 0.99 5279 144 0.1357 0.1765 REMARK 3 11 1.4497 - 1.4043 0.98 5273 142 0.1537 0.1679 REMARK 3 12 1.4043 - 1.3642 0.94 5015 137 0.1607 0.1741 REMARK 3 13 1.3642 - 1.3283 0.91 4901 132 0.1730 0.1810 REMARK 3 14 1.3283 - 1.2959 0.81 4315 118 0.2074 0.2064 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) : 0.090 REMARK 3 PHASE ERROR (DEGREES, MAXIMUM-LIKELIHOOD BASED) : 13.860 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : NULL REMARK 3 MEAN B VALUE (OVERALL, A**2) : 14.36 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 2264 REMARK 3 ANGLE : 0.916 3111 REMARK 3 CHIRALITY : 0.069 354 REMARK 3 PLANARITY : 0.006 413 REMARK 3 DIHEDRAL : 14.873 798 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 5TWT COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 17-NOV-16. REMARK 100 THE DEPOSITION ID IS D_1000224944. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 01-JUN-15 REMARK 200 TEMPERATURE (KELVIN) : 110 REMARK 200 PH : NULL REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : ALS REMARK 200 BEAMLINE : 8.2.1 REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 0.99996 REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : CCD REMARK 200 DETECTOR MANUFACTURER : AGILENT EOS CCD REMARK 200 INTENSITY-INTEGRATION SOFTWARE : HKL-2000, DENZO REMARK 200 DATA SCALING SOFTWARE : HKL-2000, SCALEPACK REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 75730 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.296 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 (%) : 97.6 REMARK 200 DATA REDUNDANCY : 6.400 REMARK 200 R MERGE (I) : NULL REMARK 200 R SYM (I) : 0.09400 REMARK 200 FOR THE DATA SET : 14.7250 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : NULL REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : NULL REMARK 200 COMPLETENESS FOR SHELL (%) : NULL REMARK 200 DATA REDUNDANCY IN SHELL : NULL REMARK 200 R MERGE FOR SHELL (I) : 0.61700 REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 FOR SHELL : 2.140 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: 1SCH REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 44.09 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.20 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 2M (NH4)2SO4, VAPOR DIFFUSION, HANGING REMARK 280 DROP, TEMPERATURE 277.15K 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 26.92700 REMARK 290 SMTRY2 2 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 2 0.000000 0.000000 1.000000 48.43700 REMARK 290 SMTRY1 3 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 29.71600 REMARK 290 SMTRY3 3 0.000000 0.000000 -1.000000 48.43700 REMARK 290 SMTRY1 4 1.000000 0.000000 0.000000 26.92700 REMARK 290 SMTRY2 4 0.000000 -1.000000 0.000000 29.71600 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 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 -37 REMARK 465 HIS A -36 REMARK 465 HIS A -35 REMARK 465 HIS A -34 REMARK 465 HIS A -33 REMARK 465 HIS A -32 REMARK 465 HIS A -31 REMARK 465 SER A -30 REMARK 465 SER A -29 REMARK 465 GLY A -28 REMARK 465 LEU A -27 REMARK 465 VAL A -26 REMARK 465 PRO A -25 REMARK 465 ARG A -24 REMARK 465 GLY A -23 REMARK 465 SER A -22 REMARK 465 GLY A -21 REMARK 465 MET A -20 REMARK 465 LYS A -19 REMARK 465 GLU A -18 REMARK 465 THR A -17 REMARK 465 ALA A -16 REMARK 465 ALA A -15 REMARK 465 ALA A -14 REMARK 465 LYS A -13 REMARK 465 PHE A -12 REMARK 465 GLU A -11 REMARK 465 ARG A -10 REMARK 465 GLN A -9 REMARK 465 HIS A -8 REMARK 465 MET A -7 REMARK 465 ASP A -6 REMARK 465 SER A -5 REMARK 465 PRO A -4 REMARK 465 ASP A -3 REMARK 465 LEU A -2 REMARK 465 GLY A -1 REMARK 465 THR A 0 REMARK 465 SER A 292 REMARK 465 SER A 293 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 681 O HOH A 757 1.94 REMARK 500 O HOH A 706 O HOH A 778 1.95 REMARK 500 O HOH A 760 O HOH A 790 1.97 REMARK 500 O HOH A 720 O HOH A 852 1.99 REMARK 500 N GLN A 1 O HOH A 401 2.11 REMARK 500 O HOH A 419 O HOH A 728 2.14 REMARK 500 O HOH A 702 O HOH A 758 2.16 REMARK 500 O HOH A 708 O HOH A 844 2.17 REMARK 500 O HOH A 837 O HOH A 844 2.18 REMARK 500 O HOH A 579 O HOH A 720 2.18 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 CYS A 11 74.46 -154.74 REMARK 500 ALA A 51 19.51 59.03 REMARK 500 SER A 71 -52.59 -131.76 REMARK 500 CYS A 89 89.13 -153.64 REMARK 500 ASN A 185 45.95 -103.12 REMARK 500 ASN A 241 46.38 -165.61 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 CA A 303 CA REMARK 620 N RES CSSEQI ATOM REMARK 620 1 ASP A 43 O REMARK 620 2 ASP A 43 OD1 78.2 REMARK 620 3 VAL A 46 O 81.9 159.9 REMARK 620 4 GLY A 48 O 71.5 86.5 85.0 REMARK 620 5 ASP A 50 OD1 142.2 80.6 114.8 76.3 REMARK 620 6 SER A 52 OG 141.5 104.3 92.7 146.3 74.3 REMARK 620 7 HOH A 422 O 75.2 88.0 89.1 146.7 134.9 66.6 REMARK 620 N 1 2 3 4 5 6 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 HEM A 301 FE REMARK 620 N RES CSSEQI ATOM REMARK 620 1 HIS A 167 NE2 REMARK 620 2 HEM A 301 NA 92.8 REMARK 620 3 HEM A 301 NB 94.1 90.5 REMARK 620 4 HEM A 301 NC 89.9 177.1 90.3 REMARK 620 5 HEM A 301 ND 90.3 89.1 175.6 89.9 REMARK 620 N 1 2 3 4 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 CA A 302 CA REMARK 620 N RES CSSEQI ATOM REMARK 620 1 THR A 168 O REMARK 620 2 THR A 168 OG1 74.7 REMARK 620 3 ASP A 211 OD2 91.7 91.0 REMARK 620 4 THR A 214 O 78.9 153.6 88.7 REMARK 620 5 THR A 214 OG1 148.7 136.0 83.3 70.1 REMARK 620 6 THR A 217 O 85.5 91.2 175.8 87.7 97.5 REMARK 620 7 ASP A 219 OD1 139.7 67.9 103.2 137.5 71.1 80.9 REMARK 620 N 1 2 3 4 5 6 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 301 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: binding site for residue CA A 302 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC3 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: binding site for residue CA A 303 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC4 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: binding site for residue SO4 A 304 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC5 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: binding site for residue SO4 A 305 DBREF 5TWT A -37 293 PDB 5TWT 5TWT -37 293 SEQRES 1 A 331 MET HIS HIS HIS HIS HIS HIS SER SER GLY LEU VAL PRO SEQRES 2 A 331 ARG GLY SER GLY MET LYS GLU THR ALA ALA ALA LYS PHE SEQRES 3 A 331 GLU ARG GLN HIS MET ASP SER PRO ASP LEU GLY THR GLN SEQRES 4 A 331 LEU SER SER THR PHE TYR ASP THR SER CYS PRO ASN ALA SEQRES 5 A 331 LEU SER THR ILE ARG SER ALA VAL ASN ALA ALA VAL ALA SEQRES 6 A 331 GLN GLU ASN ARG MET GLY ALA SER LEU LEU ARG LEU HIS SEQRES 7 A 331 PHE HIS ASP CYS PHE VAL GLN GLY CYS ASP ALA SER VAL SEQRES 8 A 331 LEU LEU ASN ASP THR ASN GLY GLY GLU GLN ASN ALA LEU SEQRES 9 A 331 PRO ASN ALA GLY SER LEU ARG GLY PHE GLY VAL ILE ASP SEQRES 10 A 331 ASN ILE LYS ALA GLN VAL GLU ALA LEU CYS PRO GLN THR SEQRES 11 A 331 VAL SER CYS ALA ASP ILE LEU ALA VAL ALA ALA ARG ASP SEQRES 12 A 331 SER VAL VAL ALA LEU GLY GLY PRO SER TRP THR VAL PRO SEQRES 13 A 331 LEU GLY ARG ARG ASP SER THR ASN SER SER ALA ALA LEU SEQRES 14 A 331 ALA ASN SER ASP LEU PRO PRO PRO GLN PHE ASN LEU SER SEQRES 15 A 331 GLN LEU ILE THR ALA PHE GLY ASN LYS ASN LEU ASP PRO SEQRES 16 A 331 THR ASP LEU VAL ALA LEU SER GLY ALA HIS THR ILE GLY SEQRES 17 A 331 GLN ALA GLN CYS LEU ASN PHE ARG ALA HIS ILE THR GLU SEQRES 18 A 331 PRO ASN ILE ASN PRO THR PHE ALA ALA SER LEU ARG ALA SEQRES 19 A 331 ASN CYS PRO ALA THR GLY GLY ASP THR ASN LEU ALA PRO SEQRES 20 A 331 LEU ASP VAL THR THR PRO ASN THR PHE ASP ASN ALA TYR SEQRES 21 A 331 TYR THR ASN LEU LEU ASN GLN ARG GLY LEU LEU HIS SER SEQRES 22 A 331 ASP GLN GLU LEU PHE ASN ASN ALA SER THR ASP SER THR SEQRES 23 A 331 VAL ARG ASN PHE ALA SER ASN ALA ALA ALA PHE THR THR SEQRES 24 A 331 ALA PHE THR THR ALA MET ILE LYS MET GLY ASN LEU GLN SEQRES 25 A 331 PRO LEU THR GLY THR GLN GLY GLN ILE ARG ARG ASN CYS SEQRES 26 A 331 TRP ARG VAL ASN SER SER HET HEM A 301 73 HET CA A 302 1 HET CA A 303 1 HET SO4 A 304 5 HET SO4 A 305 5 HETNAM HEM PROTOPORPHYRIN IX CONTAINING FE HETNAM CA CALCIUM ION HETNAM SO4 SULFATE ION HETSYN HEM HEME FORMUL 2 HEM C34 H32 FE N4 O4 FORMUL 3 CA 2(CA 2+) FORMUL 5 SO4 2(O4 S 2-) FORMUL 7 HOH *456(H2 O) HELIX 1 AA1 ASN A 13 GLU A 29 1 17 HELIX 2 AA2 GLU A 29 PHE A 45 1 17 HELIX 3 AA3 ALA A 51 LEU A 55 5 5 HELIX 4 AA4 GLY A 61 ALA A 65 5 5 HELIX 5 AA5 GLY A 74 CYS A 89 1 16 HELIX 6 AA6 SER A 94 LEU A 110 1 17 HELIX 7 AA7 SER A 128 LEU A 136 1 9 HELIX 8 AA8 ASN A 142 ASN A 152 1 11 HELIX 9 AA9 ASP A 156 GLY A 165 1 10 HELIX 10 AB1 ALA A 166 ILE A 169 5 4 HELIX 11 AB2 CYS A 174 THR A 182 1 9 HELIX 12 AB3 ASN A 187 ASN A 197 1 11 HELIX 13 AB4 ASN A 220 ASN A 228 1 9 HELIX 14 AB5 LEU A 233 GLU A 238 1 6 HELIX 15 AB6 THR A 245 ASN A 255 1 11 HELIX 16 AB7 ASN A 255 ASN A 272 1 18 SHEET 1 AA1 2 GLN A 171 GLN A 173 0 SHEET 2 AA1 2 LEU A 207 PRO A 209 -1 O ALA A 208 N ALA A 172 SSBOND 1 CYS A 11 CYS A 89 1555 1555 2.06 SSBOND 2 CYS A 44 CYS A 49 1555 1555 2.04 SSBOND 3 CYS A 95 CYS A 287 1555 1555 2.06 SSBOND 4 CYS A 174 CYS A 198 1555 1555 2.03 LINK O ASP A 43 CA CA A 303 1555 1555 2.43 LINK OD1 ASP A 43 CA CA A 303 1555 1555 2.37 LINK O VAL A 46 CA CA A 303 1555 1555 2.29 LINK O GLY A 48 CA CA A 303 1555 1555 2.40 LINK OD1 ASP A 50 CA CA A 303 1555 1555 2.35 LINK OG SER A 52 CA CA A 303 1555 1555 2.53 LINK NE2 HIS A 167 FE HEM A 301 1555 1555 2.12 LINK O THR A 168 CA CA A 302 1555 1555 2.37 LINK OG1 THR A 168 CA CA A 302 1555 1555 2.43 LINK OD2 ASP A 211 CA CA A 302 1555 1555 2.25 LINK O THR A 214 CA CA A 302 1555 1555 2.37 LINK OG1 THR A 214 CA CA A 302 1555 1555 2.43 LINK O THR A 217 CA CA A 302 1555 1555 2.37 LINK OD1 ASP A 219 CA CA A 302 1555 1555 2.45 LINK CA CA A 303 O HOH A 422 1555 1555 2.41 SITE 1 AC1 26 ARG A 31 ALA A 34 SER A 35 ARG A 38 SITE 2 AC1 26 PHE A 41 SER A 71 PRO A 137 PRO A 138 SITE 3 AC1 26 PHE A 150 LEU A 160 LEU A 163 SER A 164 SITE 4 AC1 26 ALA A 166 HIS A 167 GLY A 170 GLN A 171 SITE 5 AC1 26 ALA A 172 GLN A 173 ASN A 176 LEU A 210 SITE 6 AC1 26 LEU A 233 SER A 235 HOH A 472 HOH A 483 SITE 7 AC1 26 HOH A 561 HOH A 597 SITE 1 AC2 5 THR A 168 ASP A 211 THR A 214 THR A 217 SITE 2 AC2 5 ASP A 219 SITE 1 AC3 6 ASP A 43 VAL A 46 GLY A 48 ASP A 50 SITE 2 AC3 6 SER A 52 HOH A 422 SITE 1 AC4 7 ARG A 73 GLY A 74 PHE A 75 GLY A 76 SITE 2 AC4 7 HOH A 402 HOH A 414 HOH A 427 SITE 1 AC5 7 THR A 214 PRO A 215 ASN A 216 THR A 217 SITE 2 AC5 7 HOH A 426 HOH A 443 HOH A 571 CRYST1 53.854 59.432 96.874 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 0.018569 0.000000 0.000000 0.00000 SCALE2 0.000000 0.016826 0.000000 0.00000 SCALE3 0.000000 0.000000 0.010323 0.00000