HEADER OXIDOREDUCTASE 11-SEP-22 8GUE TITLE CRYSTAL STRUCTURE OF NARBOMYCIN-BOUND CYTOCHROME P450 PIKC WITH THE TITLE 2 UNNATURAL AMINO ACID P-ACETYL-L-PHENYLALANINE INCORPORATED AT TITLE 3 POSITION 238 COMPND MOL_ID: 1; COMPND 2 MOLECULE: CYTOCHROME P450 MONOOXYGENASE PIKC; COMPND 3 CHAIN: A, B; COMPND 4 SYNONYM: CYTOCHROME P450 MONOOXYGENASE PICK,NARBOMYCIN C-12 COMPND 5 HYDROXYLASE,PIKROMYCIN SYNTHASE CYP107L1; COMPND 6 EC: 1.14.15.33; COMPND 7 ENGINEERED: YES; COMPND 8 OTHER_DETAILS: UNNATURAL AMINO ACID P-ACETYL-L-PHENYLALANINE COMPND 9 INCORPORATED AT POSITION 238 SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: STREPTOMYCES VENEZUELAE; SOURCE 3 ORGANISM_TAXID: 54571; SOURCE 4 GENE: PIKC, PICK; SOURCE 5 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 6 EXPRESSION_SYSTEM_TAXID: 562 KEYWDS OXIDOREDUCTASE, NARBOMYCIN-BOUND, PIKC, UNNATURAL AMINO ACID EXPDTA X-RAY DIFFRACTION AUTHOR G.B.LI,Y.J.PAN,S.Y.LI,X.GAO REVDAT 4 29-NOV-23 8GUE 1 REMARK REVDAT 3 15-NOV-23 8GUE 1 LINK ATOM REVDAT 2 20-SEP-23 8GUE 1 JRNL REVDAT 1 15-FEB-23 8GUE 0 JRNL AUTH Y.PAN,G.LI,R.LIU,J.GUO,Y.LIU,M.LIU,X.ZHANG,L.CHI,K.XU,R.WU, JRNL AUTH 2 Y.ZHANG,Y.LI,X.GAO,S.LI JRNL TITL UNNATURAL ACTIVITIES AND MECHANISTIC INSIGHTS OF CYTOCHROME JRNL TITL 2 P450 PIKC GAINED FROM SITE-SPECIFIC MUTAGENESIS BY JRNL TITL 3 NON-CANONICAL AMINO ACIDS. JRNL REF NAT COMMUN V. 14 1669 2023 JRNL REFN ESSN 2041-1723 JRNL PMID 36966128 JRNL DOI 10.1038/S41467-023-37288-0 REMARK 2 REMARK 2 RESOLUTION. 1.90 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : PHENIX 1.19.2_4158 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) : 1.90 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 37.77 REMARK 3 MIN(FOBS/SIGMA_FOBS) : 1.350 REMARK 3 COMPLETENESS FOR RANGE (%) : 99.6 REMARK 3 NUMBER OF REFLECTIONS : 65378 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 R VALUE (WORKING + TEST SET) : 0.203 REMARK 3 R VALUE (WORKING SET) : 0.201 REMARK 3 FREE R VALUE : 0.250 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 3.060 REMARK 3 FREE R VALUE TEST SET COUNT : 1999 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 37.7700 - 4.5800 1.00 4803 151 0.1896 0.2374 REMARK 3 2 4.5800 - 3.6300 1.00 4630 146 0.1711 0.1938 REMARK 3 3 3.6300 - 3.1800 1.00 4570 144 0.1892 0.2547 REMARK 3 4 3.1700 - 2.8800 1.00 4554 143 0.2123 0.2641 REMARK 3 5 2.8800 - 2.6800 1.00 4542 144 0.2186 0.2831 REMARK 3 6 2.6800 - 2.5200 1.00 4533 143 0.2168 0.2899 REMARK 3 7 2.5200 - 2.3900 1.00 4498 142 0.2020 0.2388 REMARK 3 8 2.3900 - 2.2900 1.00 4503 142 0.2121 0.2698 REMARK 3 9 2.2900 - 2.2000 1.00 4495 142 0.2062 0.2717 REMARK 3 10 2.2000 - 2.1300 1.00 4503 142 0.2070 0.2673 REMARK 3 11 2.1300 - 2.0600 1.00 4509 142 0.2223 0.2543 REMARK 3 12 2.0600 - 2.0000 1.00 4477 142 0.2465 0.3132 REMARK 3 13 2.0000 - 1.9500 1.00 4467 140 0.2674 0.3069 REMARK 3 14 1.9500 - 1.9000 0.96 4295 136 0.3051 0.3366 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) : 0.234 REMARK 3 PHASE ERROR (DEGREES, MAXIMUM-LIKELIHOOD BASED) : 26.426 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 33.16 REMARK 3 MEAN B VALUE (OVERALL, A**2) : 37.41 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 6515 REMARK 3 ANGLE : 0.804 8916 REMARK 3 CHIRALITY : 0.047 984 REMARK 3 PLANARITY : 0.007 1153 REMARK 3 DIHEDRAL : 9.318 930 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 8GUE COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBJ ON 12-SEP-22. REMARK 100 THE DEPOSITION ID IS D_1300032157. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 05-SEP-22 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : NULL REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : SSRF REMARK 200 BEAMLINE : BL18U1 REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 0.9792 REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : PIXEL REMARK 200 DETECTOR MANUFACTURER : DECTRIS PILATUS3 6M REMARK 200 INTENSITY-INTEGRATION SOFTWARE : HKL-3000 REMARK 200 DATA SCALING SOFTWARE : HKL-3000 REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 65500 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.900 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 (%) : 100.0 REMARK 200 DATA REDUNDANCY : 12.60 REMARK 200 R MERGE (I) : NULL REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : 15.7500 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.90 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 1.97 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: PHENIX REMARK 200 STARTING MODEL: 2BVJ REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 43.38 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.17 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 0.2 M LI2SO4, 0.1 M BIS-TRIS, PH6.0, REMARK 280 18% PEG4000, VAPOR DIFFUSION, HANGING DROP, TEMPERATURE 289K 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 29.73250 REMARK 290 SMTRY2 2 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 2 0.000000 0.000000 1.000000 70.53750 REMARK 290 SMTRY1 3 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 48.90900 REMARK 290 SMTRY3 3 0.000000 0.000000 -1.000000 70.53750 REMARK 290 SMTRY1 4 1.000000 0.000000 0.000000 29.73250 REMARK 290 SMTRY2 4 0.000000 -1.000000 0.000000 48.90900 REMARK 290 SMTRY3 4 0.000000 0.000000 -1.000000 0.00000 REMARK 290 REMARK 290 REMARK: NULL REMARK 300 REMARK 300 BIOMOLECULE: 1, 2 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: 1610 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 16470 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -21.0 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 350 REMARK 350 BIOMOLECULE: 2 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: 1620 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 16310 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -21.0 KCAL/MOL REMARK 350 APPLY THE FOLLOWING TO CHAINS: B 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 ARG A 2 REMARK 465 ARG A 3 REMARK 465 THR A 4 REMARK 465 GLN A 5 REMARK 465 GLN A 6 REMARK 465 GLY A 7 REMARK 465 THR A 8 REMARK 465 THR A 9 REMARK 465 ALA A 10 REMARK 465 SER A 11 REMARK 465 ARG A 406 REMARK 465 ARG A 407 REMARK 465 GLY A 408 REMARK 465 ARG A 409 REMARK 465 GLU A 410 REMARK 465 ALA A 411 REMARK 465 GLY A 412 REMARK 465 ARG A 413 REMARK 465 ARG A 414 REMARK 465 THR A 415 REMARK 465 GLY A 416 REMARK 465 LEU A 417 REMARK 465 GLU A 418 REMARK 465 HIS 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 MET B 1 REMARK 465 ARG B 2 REMARK 465 ARG B 3 REMARK 465 THR B 4 REMARK 465 GLN B 5 REMARK 465 GLN B 6 REMARK 465 GLY B 7 REMARK 465 THR B 8 REMARK 465 THR B 9 REMARK 465 ALA B 10 REMARK 465 SER B 11 REMARK 465 PRO B 12 REMARK 465 PRO B 13 REMARK 465 ARG B 406 REMARK 465 ARG B 407 REMARK 465 GLY B 408 REMARK 465 ARG B 409 REMARK 465 GLU B 410 REMARK 465 ALA B 411 REMARK 465 GLY B 412 REMARK 465 ARG B 413 REMARK 465 ARG B 414 REMARK 465 THR B 415 REMARK 465 GLY B 416 REMARK 465 LEU B 417 REMARK 465 GLU B 418 REMARK 465 HIS B 419 REMARK 465 HIS B 420 REMARK 465 HIS B 421 REMARK 465 HIS B 422 REMARK 465 HIS B 423 REMARK 465 HIS B 424 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 PRO A 13 100.06 -59.08 REMARK 500 ALA A 19 41.59 -96.93 REMARK 500 GLU A 94 41.17 -107.98 REMARK 500 LEU A 148 -54.19 -143.24 REMARK 500 HIS A 245 -78.64 -128.54 REMARK 500 ASP A 272 83.81 -160.85 REMARK 500 HIS A 349 134.97 -171.04 REMARK 500 ASP A 377 65.50 -109.62 REMARK 500 PRO B 47 25.33 -72.04 REMARK 500 GLU B 94 42.66 -109.71 REMARK 500 LEU B 148 -50.80 -142.11 REMARK 500 HIS B 245 -70.31 -133.09 REMARK 500 GLU B 287 55.70 -140.39 REMARK 500 PRO B 391 36.45 -86.38 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 354 SG REMARK 620 2 HEM A 501 NA 101.9 REMARK 620 3 HEM A 501 NB 85.4 88.6 REMARK 620 4 HEM A 501 NC 85.2 172.6 89.6 REMARK 620 5 HEM A 501 ND 100.1 88.6 174.2 92.5 REMARK 620 N 1 2 3 4 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 HEM B 501 FE REMARK 620 N RES CSSEQI ATOM REMARK 620 1 CYS B 354 SG REMARK 620 2 HEM B 501 NA 100.4 REMARK 620 3 HEM B 501 NB 84.8 88.6 REMARK 620 4 HEM B 501 NC 86.7 172.6 90.1 REMARK 620 5 HEM B 501 ND 101.1 89.5 174.0 91.1 REMARK 620 N 1 2 3 4 DBREF 8GUE A 1 416 UNP O87605 PIKC_STRVZ 1 416 DBREF 8GUE B 1 416 UNP O87605 PIKC_STRVZ 1 416 SEQADV 8GUE 4AF A 238 UNP O87605 HIS 238 CONFLICT SEQADV 8GUE LEU A 417 UNP O87605 EXPRESSION TAG SEQADV 8GUE GLU A 418 UNP O87605 EXPRESSION TAG SEQADV 8GUE HIS A 419 UNP O87605 EXPRESSION TAG SEQADV 8GUE HIS A 420 UNP O87605 EXPRESSION TAG SEQADV 8GUE HIS A 421 UNP O87605 EXPRESSION TAG SEQADV 8GUE HIS A 422 UNP O87605 EXPRESSION TAG SEQADV 8GUE HIS A 423 UNP O87605 EXPRESSION TAG SEQADV 8GUE HIS A 424 UNP O87605 EXPRESSION TAG SEQADV 8GUE 4AF B 238 UNP O87605 HIS 238 CONFLICT SEQADV 8GUE LEU B 417 UNP O87605 EXPRESSION TAG SEQADV 8GUE GLU B 418 UNP O87605 EXPRESSION TAG SEQADV 8GUE HIS B 419 UNP O87605 EXPRESSION TAG SEQADV 8GUE HIS B 420 UNP O87605 EXPRESSION TAG SEQADV 8GUE HIS B 421 UNP O87605 EXPRESSION TAG SEQADV 8GUE HIS B 422 UNP O87605 EXPRESSION TAG SEQADV 8GUE HIS B 423 UNP O87605 EXPRESSION TAG SEQADV 8GUE HIS B 424 UNP O87605 EXPRESSION TAG SEQRES 1 A 424 MET ARG ARG THR GLN GLN GLY THR THR ALA SER PRO PRO SEQRES 2 A 424 VAL LEU ASP LEU GLY ALA LEU GLY GLN ASP PHE ALA ALA SEQRES 3 A 424 ASP PRO TYR PRO THR TYR ALA ARG LEU ARG ALA GLU GLY SEQRES 4 A 424 PRO ALA HIS ARG VAL ARG THR PRO GLU GLY ASP GLU VAL SEQRES 5 A 424 TRP LEU VAL VAL GLY TYR ASP ARG ALA ARG ALA VAL LEU SEQRES 6 A 424 ALA ASP PRO ARG PHE SER LYS ASP TRP ARG ASN SER THR SEQRES 7 A 424 THR PRO LEU THR GLU ALA GLU ALA ALA LEU ASN HIS ASN SEQRES 8 A 424 MET LEU GLU SER ASP PRO PRO ARG HIS THR ARG LEU ARG SEQRES 9 A 424 LYS LEU VAL ALA ARG GLU PHE THR MET ARG ARG VAL GLU SEQRES 10 A 424 LEU LEU ARG PRO ARG VAL GLN GLU ILE VAL ASP GLY LEU SEQRES 11 A 424 VAL ASP ALA MET LEU ALA ALA PRO ASP GLY ARG ALA ASP SEQRES 12 A 424 LEU MET GLU SER LEU ALA TRP PRO LEU PRO ILE THR VAL SEQRES 13 A 424 ILE SER GLU LEU LEU GLY VAL PRO GLU PRO ASP ARG ALA SEQRES 14 A 424 ALA PHE ARG VAL TRP THR ASP ALA PHE VAL PHE PRO ASP SEQRES 15 A 424 ASP PRO ALA GLN ALA GLN THR ALA MET ALA GLU MET SER SEQRES 16 A 424 GLY TYR LEU SER ARG LEU ILE ASP SER LYS ARG GLY GLN SEQRES 17 A 424 ASP GLY GLU ASP LEU LEU SER ALA LEU VAL ARG THR SER SEQRES 18 A 424 ASP GLU ASP GLY SER ARG LEU THR SER GLU GLU LEU LEU SEQRES 19 A 424 GLY MET ALA 4AF ILE LEU LEU VAL ALA GLY HIS GLU THR SEQRES 20 A 424 THR VAL ASN LEU ILE ALA ASN GLY MET TYR ALA LEU LEU SEQRES 21 A 424 SER HIS PRO ASP GLN LEU ALA ALA LEU ARG ALA ASP MET SEQRES 22 A 424 THR LEU LEU ASP GLY ALA VAL GLU GLU MET LEU ARG TYR SEQRES 23 A 424 GLU GLY PRO VAL GLU SER ALA THR TYR ARG PHE PRO VAL SEQRES 24 A 424 GLU PRO VAL ASP LEU ASP GLY THR VAL ILE PRO ALA GLY SEQRES 25 A 424 ASP THR VAL LEU VAL VAL LEU ALA ASP ALA HIS ARG THR SEQRES 26 A 424 PRO GLU ARG PHE PRO ASP PRO HIS ARG PHE ASP ILE ARG SEQRES 27 A 424 ARG ASP THR ALA GLY HIS LEU ALA PHE GLY HIS GLY ILE SEQRES 28 A 424 HIS PHE CYS ILE GLY ALA PRO LEU ALA ARG LEU GLU ALA SEQRES 29 A 424 ARG ILE ALA VAL ARG ALA LEU LEU GLU ARG CYS PRO ASP SEQRES 30 A 424 LEU ALA LEU ASP VAL SER PRO GLY GLU LEU VAL TRP TYR SEQRES 31 A 424 PRO ASN PRO MET ILE ARG GLY LEU LYS ALA LEU PRO ILE SEQRES 32 A 424 ARG TRP ARG ARG GLY ARG GLU ALA GLY ARG ARG THR GLY SEQRES 33 A 424 LEU GLU HIS HIS HIS HIS HIS HIS SEQRES 1 B 424 MET ARG ARG THR GLN GLN GLY THR THR ALA SER PRO PRO SEQRES 2 B 424 VAL LEU ASP LEU GLY ALA LEU GLY GLN ASP PHE ALA ALA SEQRES 3 B 424 ASP PRO TYR PRO THR TYR ALA ARG LEU ARG ALA GLU GLY SEQRES 4 B 424 PRO ALA HIS ARG VAL ARG THR PRO GLU GLY ASP GLU VAL SEQRES 5 B 424 TRP LEU VAL VAL GLY TYR ASP ARG ALA ARG ALA VAL LEU SEQRES 6 B 424 ALA ASP PRO ARG PHE SER LYS ASP TRP ARG ASN SER THR SEQRES 7 B 424 THR PRO LEU THR GLU ALA GLU ALA ALA LEU ASN HIS ASN SEQRES 8 B 424 MET LEU GLU SER ASP PRO PRO ARG HIS THR ARG LEU ARG SEQRES 9 B 424 LYS LEU VAL ALA ARG GLU PHE THR MET ARG ARG VAL GLU SEQRES 10 B 424 LEU LEU ARG PRO ARG VAL GLN GLU ILE VAL ASP GLY LEU SEQRES 11 B 424 VAL ASP ALA MET LEU ALA ALA PRO ASP GLY ARG ALA ASP SEQRES 12 B 424 LEU MET GLU SER LEU ALA TRP PRO LEU PRO ILE THR VAL SEQRES 13 B 424 ILE SER GLU LEU LEU GLY VAL PRO GLU PRO ASP ARG ALA SEQRES 14 B 424 ALA PHE ARG VAL TRP THR ASP ALA PHE VAL PHE PRO ASP SEQRES 15 B 424 ASP PRO ALA GLN ALA GLN THR ALA MET ALA GLU MET SER SEQRES 16 B 424 GLY TYR LEU SER ARG LEU ILE ASP SER LYS ARG GLY GLN SEQRES 17 B 424 ASP GLY GLU ASP LEU LEU SER ALA LEU VAL ARG THR SER SEQRES 18 B 424 ASP GLU ASP GLY SER ARG LEU THR SER GLU GLU LEU LEU SEQRES 19 B 424 GLY MET ALA 4AF ILE LEU LEU VAL ALA GLY HIS GLU THR SEQRES 20 B 424 THR VAL ASN LEU ILE ALA ASN GLY MET TYR ALA LEU LEU SEQRES 21 B 424 SER HIS PRO ASP GLN LEU ALA ALA LEU ARG ALA ASP MET SEQRES 22 B 424 THR LEU LEU ASP GLY ALA VAL GLU GLU MET LEU ARG TYR SEQRES 23 B 424 GLU GLY PRO VAL GLU SER ALA THR TYR ARG PHE PRO VAL SEQRES 24 B 424 GLU PRO VAL ASP LEU ASP GLY THR VAL ILE PRO ALA GLY SEQRES 25 B 424 ASP THR VAL LEU VAL VAL LEU ALA ASP ALA HIS ARG THR SEQRES 26 B 424 PRO GLU ARG PHE PRO ASP PRO HIS ARG PHE ASP ILE ARG SEQRES 27 B 424 ARG ASP THR ALA GLY HIS LEU ALA PHE GLY HIS GLY ILE SEQRES 28 B 424 HIS PHE CYS ILE GLY ALA PRO LEU ALA ARG LEU GLU ALA SEQRES 29 B 424 ARG ILE ALA VAL ARG ALA LEU LEU GLU ARG CYS PRO ASP SEQRES 30 B 424 LEU ALA LEU ASP VAL SER PRO GLY GLU LEU VAL TRP TYR SEQRES 31 B 424 PRO ASN PRO MET ILE ARG GLY LEU LYS ALA LEU PRO ILE SEQRES 32 B 424 ARG TRP ARG ARG GLY ARG GLU ALA GLY ARG ARG THR GLY SEQRES 33 B 424 LEU GLU HIS HIS HIS HIS HIS HIS HET 4AF A 238 14 HET 4AF B 238 14 HET HEM A 501 43 HET NRB A 502 36 HET SO4 A 503 5 HET SO4 A 504 5 HET SO4 A 505 5 HET SO4 A 506 5 HET SO4 A 507 5 HET SO4 A 508 5 HET SO4 A 509 5 HET TRS A 510 8 HET PEG A 511 7 HET HEM B 501 43 HET NRB B 502 36 HET SO4 B 503 5 HET SO4 B 504 5 HET SO4 B 505 5 HET EDO B 506 4 HET SO4 B 507 5 HET EDO B 508 4 HET PEG B 509 7 HETNAM 4AF 4-ACETYL-L-PHENYLALANINE HETNAM HEM PROTOPORPHYRIN IX CONTAINING FE HETNAM NRB NARBOMYCIN HETNAM SO4 SULFATE ION HETNAM TRS 2-AMINO-2-HYDROXYMETHYL-PROPANE-1,3-DIOL HETNAM PEG DI(HYDROXYETHYL)ETHER HETNAM EDO 1,2-ETHANEDIOL HETSYN 4AF P-ACETYLPHENYLALANINE HETSYN HEM HEME HETSYN TRS TRIS BUFFER HETSYN EDO ETHYLENE GLYCOL FORMUL 1 4AF 2(C11 H13 N O3) FORMUL 3 HEM 2(C34 H32 FE N4 O4) FORMUL 4 NRB 2(C28 H47 N O7) FORMUL 5 SO4 11(O4 S 2-) FORMUL 12 TRS C4 H12 N O3 1+ FORMUL 13 PEG 2(C4 H10 O3) FORMUL 19 EDO 2(C2 H6 O2) FORMUL 23 HOH *301(H2 O) HELIX 1 AA1 ASP A 16 ALA A 19 5 4 HELIX 2 AA2 LEU A 20 ASP A 27 1 8 HELIX 3 AA3 PRO A 28 GLY A 39 1 12 HELIX 4 AA4 GLY A 57 ALA A 66 1 10 HELIX 5 AA5 ASP A 73 SER A 77 5 5 HELIX 6 AA6 THR A 82 ALA A 87 1 6 HELIX 7 AA7 PRO A 98 LEU A 106 1 9 HELIX 8 AA8 VAL A 107 PHE A 111 5 5 HELIX 9 AA9 THR A 112 LEU A 118 1 7 HELIX 10 AB1 LEU A 119 ALA A 136 1 18 HELIX 11 AB2 LEU A 144 LEU A 148 1 5 HELIX 12 AB3 TRP A 150 LEU A 161 1 12 HELIX 13 AB4 PRO A 164 PRO A 166 5 3 HELIX 14 AB5 ASP A 167 PHE A 180 1 14 HELIX 15 AB6 ASP A 183 ARG A 206 1 24 HELIX 16 AB7 ASP A 212 ASP A 224 1 13 HELIX 17 AB8 THR A 229 4AF A 238 1 10 HELIX 18 AB9 LEU A 240 GLY A 244 1 5 HELIX 19 AC1 HIS A 245 HIS A 262 1 18 HELIX 20 AC2 HIS A 262 ALA A 271 1 10 HELIX 21 AC3 ASP A 272 THR A 274 5 3 HELIX 22 AC4 LEU A 275 GLY A 288 1 14 HELIX 23 AC5 VAL A 318 HIS A 323 1 6 HELIX 24 AC6 GLY A 356 CYS A 375 1 20 HELIX 25 AC7 SER A 383 LEU A 387 5 5 HELIX 26 AC8 GLY B 21 ASP B 27 1 7 HELIX 27 AC9 PRO B 28 GLY B 39 1 12 HELIX 28 AD1 GLY B 57 ASP B 67 1 11 HELIX 29 AD2 ASP B 73 SER B 77 5 5 HELIX 30 AD3 THR B 82 ALA B 87 1 6 HELIX 31 AD4 ASN B 91 SER B 95 5 5 HELIX 32 AD5 PRO B 98 ARG B 109 1 12 HELIX 33 AD6 THR B 112 LEU B 118 1 7 HELIX 34 AD7 LEU B 119 ALA B 136 1 18 HELIX 35 AD8 LEU B 144 LEU B 148 1 5 HELIX 36 AD9 TRP B 150 GLY B 162 1 13 HELIX 37 AE1 PRO B 164 ASP B 167 5 4 HELIX 38 AE2 ARG B 168 PHE B 180 1 13 HELIX 39 AE3 ASP B 183 ARG B 206 1 24 HELIX 40 AE4 ASP B 212 ASP B 224 1 13 HELIX 41 AE5 THR B 229 4AF B 238 1 10 HELIX 42 AE6 LEU B 240 GLY B 244 1 5 HELIX 43 AE7 HIS B 245 SER B 261 1 17 HELIX 44 AE8 HIS B 262 ALA B 271 1 10 HELIX 45 AE9 ASP B 272 THR B 274 5 3 HELIX 46 AF1 LEU B 275 GLY B 288 1 14 HELIX 47 AF2 VAL B 318 HIS B 323 1 6 HELIX 48 AF3 GLY B 356 CYS B 375 1 20 HELIX 49 AF4 SER B 383 LEU B 387 5 5 SHEET 1 AA1 3 ALA A 41 ARG A 45 0 SHEET 2 AA1 3 GLU A 51 VAL A 55 -1 O LEU A 54 N HIS A 42 SHEET 3 AA1 3 VAL A 315 VAL A 317 1 O LEU A 316 N TRP A 53 SHEET 1 AA2 2 PHE A 70 SER A 71 0 SHEET 2 AA2 2 PHE A 297 PRO A 298 -1 O PHE A 297 N SER A 71 SHEET 1 AA3 3 ARG A 141 ASP A 143 0 SHEET 2 AA3 3 PRO A 402 ARG A 404 -1 O ILE A 403 N ALA A 142 SHEET 3 AA3 3 ALA A 379 LEU A 380 -1 N ALA A 379 O ARG A 404 SHEET 1 AA4 2 VAL A 302 LEU A 304 0 SHEET 2 AA4 2 THR A 307 ILE A 309 -1 O THR A 307 N LEU A 304 SHEET 1 AA5 4 LEU B 15 ASP B 16 0 SHEET 2 AA5 4 ALA B 41 ARG B 45 1 O ARG B 45 N LEU B 15 SHEET 3 AA5 4 GLU B 51 VAL B 55 -1 O LEU B 54 N HIS B 42 SHEET 4 AA5 4 VAL B 315 VAL B 317 1 O LEU B 316 N TRP B 53 SHEET 1 AA6 2 PHE B 70 SER B 71 0 SHEET 2 AA6 2 PHE B 297 PRO B 298 -1 O PHE B 297 N SER B 71 SHEET 1 AA7 3 ARG B 141 ASP B 143 0 SHEET 2 AA7 3 PRO B 402 ARG B 404 -1 O ILE B 403 N ALA B 142 SHEET 3 AA7 3 ALA B 379 LEU B 380 -1 N ALA B 379 O ARG B 404 SHEET 1 AA8 2 VAL B 302 LEU B 304 0 SHEET 2 AA8 2 THR B 307 ILE B 309 -1 O THR B 307 N LEU B 304 LINK C ALA A 237 N 4AF A 238 1555 1555 1.33 LINK C 4AF A 238 N ILE A 239 1555 1555 1.33 LINK C ALA B 237 N 4AF B 238 1555 1555 1.33 LINK C 4AF B 238 N ILE B 239 1555 1555 1.34 LINK SG CYS A 354 FE HEM A 501 1555 1555 2.28 LINK SG CYS B 354 FE HEM B 501 1555 1555 2.28 CISPEP 1 PRO A 97 PRO A 98 0 4.91 CISPEP 2 PRO B 97 PRO B 98 0 5.77 CRYST1 59.465 97.818 141.075 90.00 90.00 90.00 P 21 21 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 0.016817 0.000000 0.000000 0.00000 SCALE2 0.000000 0.010223 0.000000 0.00000 SCALE3 0.000000 0.000000 0.007088 0.00000