HEADER OXIDOREDUCTASE 04-JUL-23 8TDQ TITLE SFX-XFEL STRUCTURE OF CYP121 COCRYSTALLIZED WITH SUBSTRATE CYY COMPND MOL_ID: 1; COMPND 2 MOLECULE: MYCOCYCLOSIN SYNTHASE; COMPND 3 CHAIN: A; COMPND 4 SYNONYM: CYTOCHROME P450 121,CYTOCHROME P450 MT2; COMPND 5 EC: 1.14.19.70; COMPND 6 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: MYCOBACTERIUM TUBERCULOSIS H37RV; SOURCE 3 ORGANISM_TAXID: 83332; SOURCE 4 STRAIN: ATCC 25618 / H37RV; SOURCE 5 ATCC: 25618; SOURCE 6 GENE: CYP121, RV2276, MTCY339.34C; SOURCE 7 EXPRESSION_SYSTEM: ESCHERICHIA COLI BL21(DE3); SOURCE 8 EXPRESSION_SYSTEM_TAXID: 469008; SOURCE 9 EXPRESSION_SYSTEM_VECTOR_TYPE: PET28A-TEV KEYWDS SFX, ROOM TEMPERATURE, ES COMPLEX, P450, OXIDOREDUCTASE EXPDTA X-RAY DIFFRACTION AUTHOR R.C.NGUYEN,M.DASGUPTA,A.BHOWMICK,J.F.KERN,A.LIU REVDAT 2 29-NOV-23 8TDQ 1 JRNL REVDAT 1 22-NOV-23 8TDQ 0 SPRSDE 22-NOV-23 8TDQ 7S0O JRNL AUTH R.C.NGUYEN,I.DAVIS,M.DASGUPTA,Y.WANG,P.S.SIMON,A.BUTRYN, JRNL AUTH 2 H.MAKITA,I.BOGACZ,K.DORNEVIL,P.ALLER,A.BHOWMICK, JRNL AUTH 3 R.CHATTERJEE,I.S.KIM,T.ZHOU,D.MENDEZ,D.W.PALEY,F.FULLER, JRNL AUTH 4 R.ALONSO MORI,A.BATYUK,N.K.SAUTER,A.S.BREWSTER,A.M.ORVILLE, JRNL AUTH 5 V.K.YACHANDRA,J.YANO,J.F.KERN,A.LIU JRNL TITL IN SITU STRUCTURAL OBSERVATION OF A SUBSTRATE- AND JRNL TITL 2 PEROXIDE-BOUND HIGH-SPIN FERRIC-HYDROPEROXO INTERMEDIATE IN JRNL TITL 3 THE P450 ENZYME CYP121. JRNL REF J.AM.CHEM.SOC. V. 145 25120 2023 JRNL REFN ESSN 1520-5126 JRNL PMID 37939223 JRNL DOI 10.1021/JACS.3C04991 REMARK 2 REMARK 2 RESOLUTION. 1.65 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : PHENIX 1.20.1_4487 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) : 1.65 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 31.77 REMARK 3 MIN(FOBS/SIGMA_FOBS) : 1.330 REMARK 3 COMPLETENESS FOR RANGE (%) : 99.5 REMARK 3 NUMBER OF REFLECTIONS : 59182 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 R VALUE (WORKING + TEST SET) : 0.172 REMARK 3 R VALUE (WORKING SET) : 0.171 REMARK 3 FREE R VALUE : 0.201 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 3.360 REMARK 3 FREE R VALUE TEST SET COUNT : 1986 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 31.7700 - 3.9700 1.00 4491 155 0.1380 0.1544 REMARK 3 2 3.9700 - 3.1600 1.00 4224 148 0.1335 0.1828 REMARK 3 3 3.1600 - 2.7600 1.00 4175 145 0.1581 0.1668 REMARK 3 4 2.7600 - 2.5000 1.00 4118 144 0.1675 0.2050 REMARK 3 5 2.5000 - 2.3300 1.00 4086 142 0.1637 0.1866 REMARK 3 6 2.3300 - 2.1900 1.00 4064 141 0.1650 0.2037 REMARK 3 7 2.1900 - 2.0800 1.00 4083 142 0.1704 0.2074 REMARK 3 8 2.0800 - 1.9900 1.00 4062 142 0.1908 0.2460 REMARK 3 9 1.9900 - 1.9100 1.00 4027 140 0.1929 0.2082 REMARK 3 10 1.9100 - 1.8500 1.00 4052 141 0.2052 0.2278 REMARK 3 11 1.8500 - 1.7900 1.00 4017 140 0.2402 0.2716 REMARK 3 12 1.7900 - 1.7400 1.00 4034 140 0.2805 0.3389 REMARK 3 13 1.7400 - 1.6900 0.99 3984 138 0.3334 0.3529 REMARK 3 14 1.6900 - 1.6500 0.94 3779 128 0.3585 0.4176 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) : 0.233 REMARK 3 PHASE ERROR (DEGREES, MAXIMUM-LIKELIHOOD BASED) : 19.658 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 19.78 REMARK 3 MEAN B VALUE (OVERALL, A**2) : 23.91 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 3235 REMARK 3 ANGLE : 0.918 4426 REMARK 3 CHIRALITY : 0.057 499 REMARK 3 PLANARITY : 0.009 573 REMARK 3 DIHEDRAL : 11.156 448 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 8TDQ COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 10-JUL-23. REMARK 100 THE DEPOSITION ID IS D_1000275709. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 12-DEC-18 REMARK 200 TEMPERATURE (KELVIN) : 300 REMARK 200 PH : NULL REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : N REMARK 200 RADIATION SOURCE : FREE ELECTRON LASER REMARK 200 BEAMLINE : MFX REMARK 200 X-RAY GENERATOR MODEL : SLAC LCLS BEAMLINE MFX REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 1.3045 REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : CCD REMARK 200 DETECTOR MANUFACTURER : RAYONIX MX340-HS REMARK 200 INTENSITY-INTEGRATION SOFTWARE : CCTBX.XFEL REMARK 200 DATA SCALING SOFTWARE : DIALS REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 59457 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.650 REMARK 200 RESOLUTION RANGE LOW (A) : 31.770 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : NULL REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 99.9 REMARK 200 DATA REDUNDANCY : 9.800 REMARK 200 R MERGE (I) : NULL REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : 4.5400 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.65 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 1.68 REMARK 200 COMPLETENESS FOR SHELL (%) : 99.7 REMARK 200 DATA REDUNDANCY IN SHELL : 9.85 REMARK 200 R MERGE FOR SHELL (I) : NULL REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 FOR SHELL : 0.538 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: 5WP2 REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 55.12 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.74 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 2 M AMMONIUM SULFATE, 100 MM MES REMARK 280 BUFFER PH 5.3, VAPOR DIFFUSION, HANGING DROP, TEMPERATURE 277K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 65 2 2 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -Y,X-Y,Z+2/3 REMARK 290 3555 -X+Y,-X,Z+1/3 REMARK 290 4555 -X,-Y,Z+1/2 REMARK 290 5555 Y,-X+Y,Z+1/6 REMARK 290 6555 X-Y,X,Z+5/6 REMARK 290 7555 Y,X,-Z+2/3 REMARK 290 8555 X-Y,-Y,-Z REMARK 290 9555 -X,-X+Y,-Z+1/3 REMARK 290 10555 -Y,-X,-Z+1/6 REMARK 290 11555 -X+Y,Y,-Z+1/2 REMARK 290 12555 X,X-Y,-Z+5/6 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 -0.500000 -0.866025 0.000000 0.00000 REMARK 290 SMTRY2 2 0.866025 -0.500000 0.000000 0.00000 REMARK 290 SMTRY3 2 0.000000 0.000000 1.000000 176.85000 REMARK 290 SMTRY1 3 -0.500000 0.866025 0.000000 0.00000 REMARK 290 SMTRY2 3 -0.866025 -0.500000 0.000000 0.00000 REMARK 290 SMTRY3 3 0.000000 0.000000 1.000000 88.42500 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 132.63750 REMARK 290 SMTRY1 5 0.500000 0.866025 0.000000 0.00000 REMARK 290 SMTRY2 5 -0.866025 0.500000 0.000000 0.00000 REMARK 290 SMTRY3 5 0.000000 0.000000 1.000000 44.21250 REMARK 290 SMTRY1 6 0.500000 -0.866025 0.000000 0.00000 REMARK 290 SMTRY2 6 0.866025 0.500000 0.000000 0.00000 REMARK 290 SMTRY3 6 0.000000 0.000000 1.000000 221.06250 REMARK 290 SMTRY1 7 -0.500000 0.866025 0.000000 0.00000 REMARK 290 SMTRY2 7 0.866025 0.500000 0.000000 0.00000 REMARK 290 SMTRY3 7 0.000000 0.000000 -1.000000 176.85000 REMARK 290 SMTRY1 8 1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 8 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 8 0.000000 0.000000 -1.000000 0.00000 REMARK 290 SMTRY1 9 -0.500000 -0.866025 0.000000 0.00000 REMARK 290 SMTRY2 9 -0.866025 0.500000 0.000000 0.00000 REMARK 290 SMTRY3 9 0.000000 0.000000 -1.000000 88.42500 REMARK 290 SMTRY1 10 0.500000 -0.866025 0.000000 0.00000 REMARK 290 SMTRY2 10 -0.866025 -0.500000 0.000000 0.00000 REMARK 290 SMTRY3 10 0.000000 0.000000 -1.000000 44.21250 REMARK 290 SMTRY1 11 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 11 0.000000 1.000000 0.000000 0.00000 REMARK 290 SMTRY3 11 0.000000 0.000000 -1.000000 132.63750 REMARK 290 SMTRY1 12 0.500000 0.866025 0.000000 0.00000 REMARK 290 SMTRY2 12 0.866025 -0.500000 0.000000 0.00000 REMARK 290 SMTRY3 12 0.000000 0.000000 -1.000000 221.06250 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 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 627 LIES ON A SPECIAL POSITION. REMARK 470 REMARK 470 MISSING ATOM REMARK 470 THE FOLLOWING RESIDUES HAVE MISSING ATOMS (M=MODEL NUMBER; REMARK 470 RES=RESIDUE NAME; C=CHAIN IDENTIFIER; SSEQ=SEQUENCE NUMBER; REMARK 470 I=INSERTION CODE): REMARK 470 M RES CSSEQI ATOMS REMARK 470 THR A 2 N CA CB OG1 CG2 REMARK 470 ARG A 17 CZ NH1 NH2 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 764 O HOH A 770 2.16 REMARK 500 NH1 ARG A 256 O HOH A 501 2.16 REMARK 500 OG1 THR A 244 O HOH A 502 2.16 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 732 O HOH A 781 6554 2.14 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 ASN A 84 32.38 -89.27 REMARK 500 PHE A 137 -67.33 -143.25 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 405 FE REMARK 620 N RES CSSEQI ATOM REMARK 620 1 CYS A 345 SG REMARK 620 2 HEM A 405 NA 102.2 REMARK 620 3 HEM A 405 NB 92.1 88.9 REMARK 620 4 HEM A 405 NC 90.6 167.2 89.9 REMARK 620 5 HEM A 405 ND 100.0 88.6 167.9 89.9 REMARK 620 6 HOH A 634 O 178.4 79.4 88.1 87.8 79.8 REMARK 620 N 1 2 3 4 5 REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 8TDP RELATED DB: PDB REMARK 900 ES COMPLEX SOAKED WITH PERACETIC ACID FOR 200 MS DBREF 8TDQ A 2 396 UNP P9WPP7 CP121_MYCTU 2 396 SEQRES 1 A 395 THR ALA THR VAL LEU LEU GLU VAL PRO PHE SER ALA ARG SEQRES 2 A 395 GLY ASP ARG ILE PRO ASP ALA VAL ALA GLU LEU ARG THR SEQRES 3 A 395 ARG GLU PRO ILE ARG LYS VAL ARG THR ILE THR GLY ALA SEQRES 4 A 395 GLU ALA TRP LEU VAL SER SER TYR ALA LEU CYS THR GLN SEQRES 5 A 395 VAL LEU GLU ASP ARG ARG PHE SER MET LYS GLU THR ALA SEQRES 6 A 395 ALA ALA GLY ALA PRO ARG LEU ASN ALA LEU THR VAL PRO SEQRES 7 A 395 PRO GLU VAL VAL ASN ASN MET GLY ASN ILE ALA ASP ALA SEQRES 8 A 395 GLY LEU ARG LYS ALA VAL MET LYS ALA ILE THR PRO LYS SEQRES 9 A 395 ALA PRO GLY LEU GLU GLN PHE LEU ARG ASP THR ALA ASN SEQRES 10 A 395 SER LEU LEU ASP ASN LEU ILE THR GLU GLY ALA PRO ALA SEQRES 11 A 395 ASP LEU ARG ASN ASP PHE ALA ASP PRO LEU ALA THR ALA SEQRES 12 A 395 LEU HIS CYS LYS VAL LEU GLY ILE PRO GLN GLU ASP GLY SEQRES 13 A 395 PRO LYS LEU PHE ARG SER LEU SER ILE ALA PHE MET SER SEQRES 14 A 395 SER ALA ASP PRO ILE PRO ALA ALA LYS ILE ASN TRP ASP SEQRES 15 A 395 ARG ASP ILE GLU TYR MET ALA GLY ILE LEU GLU ASN PRO SEQRES 16 A 395 ASN ILE THR THR GLY LEU MET GLY GLU LEU SER ARG LEU SEQRES 17 A 395 ARG LYS ASP PRO ALA TYR SER HIS VAL SER ASP GLU LEU SEQRES 18 A 395 PHE ALA THR ILE GLY VAL THR PHE PHE GLY ALA GLY VAL SEQRES 19 A 395 ILE SER THR GLY SER PHE LEU THR THR ALA LEU ILE SER SEQRES 20 A 395 LEU ILE GLN ARG PRO GLN LEU ARG ASN LEU LEU HIS GLU SEQRES 21 A 395 LYS PRO GLU LEU ILE PRO ALA GLY VAL GLU GLU LEU LEU SEQRES 22 A 395 ARG ILE ASN LEU SER PHE ALA ASP GLY LEU PRO ARG LEU SEQRES 23 A 395 ALA THR ALA ASP ILE GLN VAL GLY ASP VAL LEU VAL ARG SEQRES 24 A 395 LYS GLY GLU LEU VAL LEU VAL LEU LEU GLU GLY ALA ASN SEQRES 25 A 395 PHE ASP PRO GLU HIS PHE PRO ASN PRO GLY SER ILE GLU SEQRES 26 A 395 LEU ASP ARG PRO ASN PRO THR SER HIS LEU ALA PHE GLY SEQRES 27 A 395 ARG GLY GLN HIS PHE CYS PRO GLY SER ALA LEU GLY ARG SEQRES 28 A 395 ARG HIS ALA GLN ILE GLY ILE GLU ALA LEU LEU LYS LYS SEQRES 29 A 395 MET PRO GLY VAL ASP LEU ALA VAL PRO ILE ASP GLN LEU SEQRES 30 A 395 VAL TRP ARG THR ARG PHE GLN ARG ARG ILE PRO GLU ARG SEQRES 31 A 395 LEU PRO VAL LEU TRP HET SO4 A 401 5 HET SO4 A 402 5 HET SO4 A 403 5 HET SO4 A 404 5 HET HEM A 405 43 HET YTT A 406 24 HET SO4 A 407 5 HETNAM SO4 SULFATE ION HETNAM HEM PROTOPORPHYRIN IX CONTAINING FE HETNAM YTT (3S,6S)-3,6-BIS(4-HYDROXYBENZYL)PIPERAZINE-2,5-DIONE HETSYN HEM HEME HETSYN YTT CYCLO(TYROSYL-TYROSYL); CYCLO(TYR-TYR) FORMUL 2 SO4 5(O4 S 2-) FORMUL 6 HEM C34 H32 FE N4 O4 FORMUL 7 YTT C18 H18 N2 O4 FORMUL 9 HOH *325(H2 O) HELIX 1 AA1 ASP A 20 GLU A 29 1 10 HELIX 2 AA2 SER A 47 ASP A 57 1 11 HELIX 3 AA3 MET A 62 ALA A 67 5 6 HELIX 4 AA4 PRO A 79 VAL A 83 5 5 HELIX 5 AA5 ASN A 84 ALA A 92 1 9 HELIX 6 AA6 LEU A 94 ILE A 102 1 9 HELIX 7 AA7 GLY A 108 GLY A 128 1 21 HELIX 8 AA8 PHE A 137 GLY A 151 1 15 HELIX 9 AA9 PRO A 153 GLU A 155 5 3 HELIX 10 AB1 ASP A 156 ARG A 162 1 7 HELIX 11 AB2 SER A 163 PHE A 168 1 6 HELIX 12 AB3 ILE A 175 GLU A 194 1 20 HELIX 13 AB4 THR A 200 LYS A 211 1 12 HELIX 14 AB5 ASP A 212 SER A 216 5 5 HELIX 15 AB6 SER A 219 GLN A 251 1 33 HELIX 16 AB7 ARG A 252 LYS A 262 1 11 HELIX 17 AB8 LEU A 265 ILE A 276 1 12 HELIX 18 AB9 LEU A 308 PHE A 314 1 7 HELIX 19 AC1 ARG A 340 PHE A 344 5 5 HELIX 20 AC2 GLY A 347 MET A 366 1 20 HELIX 21 AC3 PRO A 374 LEU A 378 5 5 SHEET 1 AA1 6 LEU A 7 GLU A 8 0 SHEET 2 AA1 6 ILE A 31 ARG A 35 1 O ARG A 35 N LEU A 7 SHEET 3 AA1 6 GLU A 41 VAL A 45 -1 O LEU A 44 N ARG A 32 SHEET 4 AA1 6 LEU A 304 VAL A 307 1 O LEU A 306 N TRP A 43 SHEET 5 AA1 6 LEU A 284 ALA A 288 -1 N ARG A 286 O VAL A 305 SHEET 6 AA1 6 PHE A 60 SER A 61 -1 N SER A 61 O LEU A 287 SHEET 1 AA2 3 ALA A 131 ASP A 132 0 SHEET 2 AA2 3 PRO A 393 LEU A 395 -1 O VAL A 394 N ALA A 131 SHEET 3 AA2 3 ASP A 370 LEU A 371 -1 N ASP A 370 O LEU A 395 SHEET 1 AA3 2 ILE A 292 VAL A 294 0 SHEET 2 AA3 2 VAL A 297 VAL A 299 -1 O VAL A 297 N VAL A 294 LINK SG CYS A 345 FE HEM A 405 1555 1555 2.24 LINK FE HEM A 405 O HOH A 634 1555 1555 2.48 CISPEP 1 VAL A 9 PRO A 10 0 -0.34 CISPEP 2 ALA A 129 PRO A 130 0 -1.02 CRYST1 78.616 78.616 265.275 90.00 90.00 120.00 P 65 2 2 12 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 0.012720 0.007344 0.000000 0.00000 SCALE2 0.000000 0.014688 0.000000 0.00000 SCALE3 0.000000 0.000000 0.003770 0.00000