HEADER OXIDOREDUCTASE 04-JUN-20 6XAM TITLE CRYSTAL STRUCTURE OF NZEB IN COMPLEX WITH CYCLO-(L-TRP-L-HOMOALANINE) COMPND MOL_ID: 1; COMPND 2 MOLECULE: NZEB; COMPND 3 CHAIN: A; COMPND 4 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: STREPTOMYCES SP. NRRL F-5053; SOURCE 3 ORGANISM_TAXID: 1463854; SOURCE 4 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 5 EXPRESSION_SYSTEM_TAXID: 562 KEYWDS MONOOXYGENASE, DIMERASE, P450, OXIDOREDUCTASE EXPDTA X-RAY DIFFRACTION AUTHOR V.V.SHENDE,Y.KHATRI,S.A.NEWMISTER,J.N.SANDERS,P.LINDOVSKA,F.YU, AUTHOR 2 T.J.DOYON,J.KIM,M.MOVASSAGHI,K.N.HOUK,D.H.SHERMAN REVDAT 5 23-OCT-24 6XAM 1 REMARK REVDAT 4 15-NOV-23 6XAM 1 REMARK REVDAT 3 18-OCT-23 6XAM 1 REMARK REVDAT 2 22-DEC-21 6XAM 1 JRNL REVDAT 1 09-JUN-21 6XAM 0 JRNL AUTH V.V.SHENDE,Y.KHATRI,S.A.NEWMISTER,J.N.SANDERS,P.LINDOVSKA, JRNL AUTH 2 F.YU,T.J.DOYON,J.KIM,K.N.HOUK,M.MOVASSAGHI,D.H.SHERMAN JRNL TITL STRUCTURE AND FUNCTION OF NZEB, A VERSATILE C-C AND C-N JRNL TITL 2 BOND-FORMING DIKETOPIPERAZINE DIMERASE. JRNL REF J.AM.CHEM.SOC. V. 142 17413 2020 JRNL REFN ESSN 1520-5126 JRNL PMID 32786740 JRNL DOI 10.1021/JACS.0C06312 REMARK 2 REMARK 2 RESOLUTION. 1.48 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : PHENIX 1.13_2998 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) : 1.48 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 39.26 REMARK 3 MIN(FOBS/SIGMA_FOBS) : 1.340 REMARK 3 COMPLETENESS FOR RANGE (%) : 89.1 REMARK 3 NUMBER OF REFLECTIONS : 50297 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 R VALUE (WORKING + TEST SET) : 0.189 REMARK 3 R VALUE (WORKING SET) : 0.188 REMARK 3 FREE R VALUE : 0.221 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 4.900 REMARK 3 FREE R VALUE TEST SET COUNT : 2464 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 39.2610 - 3.8792 1.00 3093 145 0.1486 0.1610 REMARK 3 2 3.8792 - 3.0794 1.00 2985 159 0.1587 0.1881 REMARK 3 3 3.0794 - 2.6902 1.00 3035 137 0.1836 0.2418 REMARK 3 4 2.6902 - 2.4443 1.00 2942 180 0.2021 0.2339 REMARK 3 5 2.4443 - 2.2691 1.00 3013 129 0.2020 0.2387 REMARK 3 6 2.2691 - 2.1354 1.00 2990 129 0.2028 0.2271 REMARK 3 7 2.1354 - 2.0284 1.00 2984 145 0.2112 0.2551 REMARK 3 8 2.0284 - 1.9401 1.00 2968 146 0.2183 0.2301 REMARK 3 9 1.9401 - 1.8654 0.99 2951 159 0.2217 0.2674 REMARK 3 10 1.8654 - 1.8011 0.99 2929 170 0.2183 0.2756 REMARK 3 11 1.8011 - 1.7448 0.99 2914 188 0.2265 0.2939 REMARK 3 12 1.7448 - 1.6949 0.98 2891 159 0.2318 0.2761 REMARK 3 13 1.6949 - 1.6503 0.95 2835 128 0.2321 0.2634 REMARK 3 14 1.6503 - 1.6100 0.86 2521 168 0.2395 0.2771 REMARK 3 15 1.6100 - 1.5734 0.74 2219 111 0.2312 0.2527 REMARK 3 16 1.5734 - 1.5399 0.64 1898 80 0.2504 0.2358 REMARK 3 17 1.5399 - 1.5091 0.55 1631 75 0.2671 0.3256 REMARK 3 18 1.5091 - 1.4810 0.35 1034 56 0.2986 0.2873 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) : 0.150 REMARK 3 PHASE ERROR (DEGREES, MAXIMUM-LIKELIHOOD BASED) : 26.310 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 19.90 REMARK 3 MEAN B VALUE (OVERALL, A**2) : 26.27 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 : NULL NULL REMARK 3 ANGLE : NULL NULL REMARK 3 CHIRALITY : NULL NULL REMARK 3 PLANARITY : NULL NULL REMARK 3 DIHEDRAL : NULL NULL 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 6XAM COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 05-JUN-20. REMARK 100 THE DEPOSITION ID IS D_1000249848. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 15-MAR-18 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : 7.5 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : APS REMARK 200 BEAMLINE : 23-ID-B REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 1.03 REMARK 200 MONOCHROMATOR : MIRRORS 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 : XDS REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 50302 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.481 REMARK 200 RESOLUTION RANGE LOW (A) : 39.261 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : NULL REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 89.3 REMARK 200 DATA REDUNDANCY : 6.200 REMARK 200 R MERGE (I) : 0.02968 REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : 31.2700 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.48 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 1.53 REMARK 200 COMPLETENESS FOR SHELL (%) : 44.4 REMARK 200 DATA REDUNDANCY IN SHELL : 2.00 REMARK 200 R MERGE FOR SHELL (I) : 0.30310 REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 FOR SHELL : 2.310 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: 6XAI REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 37.16 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 1.96 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 23% PEG 3350, 100 MM DL-MALIC ACID, REMARK 280 2.5% ETHYLENE GLYCOL, PH 7.5, VAPOR DIFFUSION, SITTING DROP, REMARK 280 TEMPERATURE 293K 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 28.10150 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 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 VAL A 1 REMARK 465 THR A 2 REMARK 465 THR A 3 REMARK 465 VAL A 220 REMARK 465 ASP A 221 REMARK 465 GLN A 222 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 ARG A 99 CG CD NE 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 OD1 ASP A 324 O HOH A 901 2.10 REMARK 500 O HOH A 1148 O HOH A 1202 2.11 REMARK 500 O HOH A 989 O HOH A 1157 2.12 REMARK 500 OG SER A 275 O HOH A 902 2.17 REMARK 500 O HOH A 1192 O HOH A 1211 2.17 REMARK 500 O LEU A 106 O HOH A 903 2.18 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 1225 O HOH A 1245 2555 2.15 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 LEU A 80 35.43 -85.52 REMARK 500 ASP A 88 48.92 -153.59 REMARK 500 PHE A 142 -59.31 -130.46 REMARK 500 LEU A 286 -80.72 -125.28 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 801 FE REMARK 620 N RES CSSEQI ATOM REMARK 620 1 CYS A 351 SG REMARK 620 2 HEM A 801 NA 98.6 REMARK 620 3 HEM A 801 NB 94.4 88.5 REMARK 620 4 HEM A 801 NC 95.5 165.9 89.7 REMARK 620 5 HEM A 801 ND 99.8 88.2 165.8 90.1 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 801 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: binding site for residue WMA A 802 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC3 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: binding site for residue WMA A 803 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC4 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: binding site for residue EDO A 804 REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 6XAJ RELATED DB: PDB REMARK 900 6XAJ CONTAINS THE SAME PROTEIN IN COMPLEX WITH CYCLO-(L-TRP-L-PRO) REMARK 900 RELATED ID: 6XAI RELATED DB: PDB REMARK 900 6XAI CONTAINS THE LIGAND FREE PROTEIN REMARK 900 RELATED ID: 6XAK RELATED DB: PDB REMARK 900 6XAK CONTAINS THE SAME PROTEIN IN COMPLEX WITH CYCLO-(L-TRP-L-PRO) REMARK 900 AND CYCLO-(L-TRP-L-TRP) REMARK 900 RELATED ID: 6XAL RELATED DB: PDB REMARK 900 6XAL CONTAINS THE SAME PROTEIN IN COMPLEX WITH CYCLO-(L-TRP-L-VAL) DBREF 6XAM A 1 401 PDB 6XAM 6XAM 1 401 SEQRES 1 A 401 VAL THR THR THR ALA THR LEU THR TYR PRO PHE HIS ASP SEQRES 2 A 401 TRP SER GLN GLU LEU SER PRO ARG TYR ALA GLN LEU ARG SEQRES 3 A 401 ALA SER ASP ALA PRO VAL CYS PRO VAL VAL SER GLU GLY SEQRES 4 A 401 THR GLY ASP PRO LEU TRP LEU VAL THR ARG TYR ALA THR SEQRES 5 A 401 ALA VAL LYS LEU LEU GLU ASP SER ARG PHE SER SER GLU SEQRES 6 A 401 ALA ALA GLN ALA SER GLY ALA PRO ARG GLN GLU PRO VAL SEQRES 7 A 401 GLU LEU ARG ALA PRO GLY THR ARG GLY ASP ALA ILE ALA SEQRES 8 A 401 MET LEU ARG GLU ALA GLY LEU ARG SER VAL LEU ALA ASP SEQRES 9 A 401 GLY LEU GLY PRO ARG ALA VAL ARG ARG HIS GLN GLY TRP SEQRES 10 A 401 ILE ASN ASP LEU ALA GLU THR LEU MET SER GLU LEU ALA SEQRES 11 A 401 SER ARG GLU GLY THR PHE ASP LEU ALA ALA ASP PHE VAL SEQRES 12 A 401 GLU PRO LEU SER SER ALA LEU VAL SER ARG THR LEU LEU SEQRES 13 A 401 GLY GLU LEU SER ALA ASP GLU ARG ASP LEU LEU ALA HIS SEQRES 14 A 401 CYS ALA ASP THR GLY LEU ARG PHE CSO GLY VAL THR HIS SEQRES 15 A 401 GLU GLU GLN VAL HIS ALA PHE THR GLN MET HIS GLU PHE SEQRES 16 A 401 PHE LEU GLU HIS ALA ARG ARG LEU ALA GLY THR PRO GLY SEQRES 17 A 401 GLU HIS LEU LEU LYS LEU ILE ALA GLU ALA PRO VAL ASP SEQRES 18 A 401 GLN GLY PRO LEU SER ASP GLU ALA LEU ALA GLU ALA GLY SEQRES 19 A 401 SER LEU LEU VAL VAL ALA GLY PHE PRO THR SER SER GLY SEQRES 20 A 401 PHE LEU CYS GLY ALA LEU LEU THR LEU LEU ARG HIS PRO SEQRES 21 A 401 ASP ALA VAL GLN GLU LEU HIS ALA HIS PRO GLU ARG VAL SEQRES 22 A 401 PRO SER ALA VAL GLU GLU LEU LEU ARG TYR THR PRO LEU SEQRES 23 A 401 SER THR GLY SER VAL LYS ARG MET ALA THR GLU ASP LEU SEQRES 24 A 401 GLU ILE ASP GLY VAL ARG ILE LYS ALA GLY GLU VAL VAL SEQRES 25 A 401 MET VAL SER LEU GLU ALA VAL ASN HIS ASP PRO ASP ALA SEQRES 26 A 401 PHE GLU ASP PRO ASP VAL PHE ARG PRO GLY ARG GLU GLY SEQRES 27 A 401 PRO MET HIS PHE GLY PHE GLY ARG GLY ARG HIS PHE CYS SEQRES 28 A 401 PRO GLY ASN ARG LEU ALA ARG CYS VAL ILE GLU ALA THR SEQRES 29 A 401 VAL ARG ALA VAL ALA ARG ARG PRO GLY LEU ARG LEU ALA SEQRES 30 A 401 VAL ALA PRO GLU GLU ILE SER TRP HIS GLU GLY LEU PHE SEQRES 31 A 401 PHE ARG ARG PRO ARG ALA ILE PRO ALA THR TRP HET CSO A 178 7 HET HEM A 801 43 HET WMA A 802 20 HET WMA A 803 20 HET EDO A 804 4 HETNAM CSO S-HYDROXYCYSTEINE HETNAM HEM PROTOPORPHYRIN IX CONTAINING FE HETNAM WMA (3S,6S)-3-ETHYL-6-[(1H-INDOL-3-YL)METHYL]PIPERAZINE-2, HETNAM 2 WMA 5-DIONE HETNAM EDO 1,2-ETHANEDIOL HETSYN HEM HEME HETSYN EDO ETHYLENE GLYCOL FORMUL 1 CSO C3 H7 N O3 S FORMUL 2 HEM C34 H32 FE N4 O4 FORMUL 3 WMA 2(C15 H17 N3 O2) FORMUL 5 EDO C2 H6 O2 FORMUL 6 HOH *378(H2 O) HELIX 1 AA1 PRO A 20 ALA A 27 1 8 HELIX 2 AA2 ARG A 49 GLU A 58 1 10 HELIX 3 AA3 SER A 64 GLN A 68 1 5 HELIX 4 AA4 ASP A 88 ALA A 96 1 9 HELIX 5 AA5 SER A 100 GLY A 107 1 8 HELIX 6 AA6 GLY A 107 ALA A 130 1 24 HELIX 7 AA7 LEU A 138 PHE A 142 1 5 HELIX 8 AA8 PHE A 142 LEU A 155 1 14 HELIX 9 AA9 SER A 160 LEU A 175 1 16 HELIX 10 AB1 THR A 181 THR A 206 1 26 HELIX 11 AB2 HIS A 210 GLU A 217 1 8 HELIX 12 AB3 SER A 226 ARG A 258 1 33 HELIX 13 AB4 HIS A 259 HIS A 269 1 11 HELIX 14 AB5 ARG A 272 THR A 284 1 13 HELIX 15 AB6 SER A 315 HIS A 321 1 7 HELIX 16 AB7 ARG A 346 PHE A 350 5 5 HELIX 17 AB8 GLY A 353 ARG A 370 1 18 HELIX 18 AB9 ALA A 379 ILE A 383 5 5 SHEET 1 AA1 6 LEU A 7 TYR A 9 0 SHEET 2 AA1 6 CYS A 33 SER A 37 1 O VAL A 36 N LEU A 7 SHEET 3 AA1 6 PRO A 43 VAL A 47 -1 O LEU A 44 N VAL A 35 SHEET 4 AA1 6 VAL A 311 VAL A 314 1 O MET A 313 N VAL A 47 SHEET 5 AA1 6 VAL A 291 ALA A 295 -1 N VAL A 291 O VAL A 314 SHEET 6 AA1 6 PHE A 62 SER A 63 -1 N SER A 63 O MET A 294 SHEET 1 AA2 3 PHE A 136 ASP A 137 0 SHEET 2 AA2 3 PRO A 398 THR A 400 -1 O ALA A 399 N PHE A 136 SHEET 3 AA2 3 ARG A 375 LEU A 376 -1 N ARG A 375 O THR A 400 SHEET 1 AA3 2 LEU A 299 ILE A 301 0 SHEET 2 AA3 2 VAL A 304 ILE A 306 -1 O ILE A 306 N LEU A 299 LINK C PHE A 177 N CSO A 178 1555 1555 1.32 LINK C CSO A 178 N GLY A 179 1555 1555 1.33 LINK SG CYS A 351 FE HEM A 801 1555 1555 2.33 CISPEP 1 TYR A 9 PRO A 10 0 7.54 SITE 1 AC1 24 ILE A 90 LEU A 237 ALA A 240 GLY A 241 SITE 2 AC1 24 SER A 245 PHE A 248 LEU A 286 VAL A 291 SITE 3 AC1 24 ARG A 293 LEU A 316 GLY A 343 PHE A 344 SITE 4 AC1 24 GLY A 345 HIS A 349 CYS A 351 PRO A 352 SITE 5 AC1 24 WMA A 802 WMA A 803 HOH A 949 HOH A 958 SITE 6 AC1 24 HOH A 966 HOH A 977 HOH A 999 HOH A1088 SITE 1 AC2 13 GLN A 75 PHE A 177 SER A 287 VAL A 291 SITE 2 AC2 13 LYS A 292 LEU A 316 PHE A 390 PHE A 391 SITE 3 AC2 13 HEM A 801 WMA A 803 HOH A 985 HOH A 999 SITE 4 AC2 13 HOH A1090 SITE 1 AC3 11 GLN A 68 ILE A 90 LEU A 236 VAL A 239 SITE 2 AC3 11 LYS A 292 PHE A 391 HEM A 801 WMA A 802 SITE 3 AC3 11 HOH A 941 HOH A 966 HOH A1015 SITE 1 AC4 2 GLY A 134 THR A 135 CRYST1 55.607 56.203 56.058 90.00 101.83 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 0.017983 0.000000 0.003766 0.00000 SCALE2 0.000000 0.017793 0.000000 0.00000 SCALE3 0.000000 0.000000 0.018226 0.00000