HEADER ISOMERASE 08-JAN-19 6J4C TITLE CRYSTAL STRUCTURE OF MARH, AN EPIMERASE FOR BIOSYNTHESIS OF MAREMYCINS TITLE 2 IN STREPTOMYCES, UNDER 10 MM ZNSO4 COMPND MOL_ID: 1; COMPND 2 MOLECULE: CUPIN SUPERFAMILY PROTEIN; COMPND 3 CHAIN: A; COMPND 4 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: STREPTOMYCES SP. B9173; SOURCE 3 ORGANISM_TAXID: 1462558; SOURCE 4 GENE: MARH; SOURCE 5 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 6 EXPRESSION_SYSTEM_TAXID: 562 KEYWDS ISOMERASE, EPIMERASE, MAREMYCINS, BIOSYNTHESIS EXPDTA X-RAY DIFFRACTION AUTHOR Y.HOU,B.LIU,K.HU,R.ZHANG REVDAT 2 27-MAR-24 6J4C 1 LINK REVDAT 1 15-JAN-20 6J4C 0 JRNL AUTH B.LIU,Y.HOU,X.WANG,X.MA,S.FANG,T.HUANG,Y.CHEN,Z.BAI,S.LIN, JRNL AUTH 2 R.ZHANG,K.HU JRNL TITL STRUCTURAL BASIS OF THE MECHANISM OF BETA-METHYL JRNL TITL 2 EPIMERIZATION BY ENZYME MARH. JRNL REF ORG.BIOMOL.CHEM. V. 17 9605 2019 JRNL REFN ESSN 1477-0539 JRNL PMID 31681917 JRNL DOI 10.1039/C9OB01996K REMARK 2 REMARK 2 RESOLUTION. 1.58 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : REFMAC 5.8.0049 REMARK 3 AUTHORS : MURSHUDOV,SKUBAK,LEBEDEV,PANNU,STEINER, REMARK 3 : NICHOLLS,WINN,LONG,VAGIN REMARK 3 REMARK 3 REFINEMENT TARGET : MAXIMUM LIKELIHOOD REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 1.58 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 35.19 REMARK 3 DATA CUTOFF (SIGMA(F)) : 0.000 REMARK 3 COMPLETENESS FOR RANGE (%) : 98.8 REMARK 3 NUMBER OF REFLECTIONS : 14416 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 CROSS-VALIDATION METHOD : THROUGHOUT REMARK 3 FREE R VALUE TEST SET SELECTION : RANDOM REMARK 3 R VALUE (WORKING + TEST SET) : 0.170 REMARK 3 R VALUE (WORKING SET) : 0.169 REMARK 3 FREE R VALUE : 0.209 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 5.000 REMARK 3 FREE R VALUE TEST SET COUNT : 759 REMARK 3 REMARK 3 FIT IN THE HIGHEST RESOLUTION BIN. REMARK 3 TOTAL NUMBER OF BINS USED : 20 REMARK 3 BIN RESOLUTION RANGE HIGH (A) : 1.58 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 1.62 REMARK 3 REFLECTION IN BIN (WORKING SET) : 1037 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : 97.24 REMARK 3 BIN R VALUE (WORKING SET) : 0.1640 REMARK 3 BIN FREE R VALUE SET COUNT : 57 REMARK 3 BIN FREE R VALUE : 0.2260 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 917 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 13 REMARK 3 SOLVENT ATOMS : 44 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : NULL REMARK 3 MEAN B VALUE (OVERALL, A**2) : 14.73 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : -0.01000 REMARK 3 B22 (A**2) : -0.01000 REMARK 3 B33 (A**2) : 0.02000 REMARK 3 B12 (A**2) : 0.00000 REMARK 3 B13 (A**2) : 0.00000 REMARK 3 B23 (A**2) : 0.00000 REMARK 3 REMARK 3 ESTIMATED OVERALL COORDINATE ERROR. REMARK 3 ESU BASED ON R VALUE (A): 0.083 REMARK 3 ESU BASED ON FREE R VALUE (A): 0.088 REMARK 3 ESU BASED ON MAXIMUM LIKELIHOOD (A): 0.049 REMARK 3 ESU FOR B VALUES BASED ON MAXIMUM LIKELIHOOD (A**2): 1.348 REMARK 3 REMARK 3 CORRELATION COEFFICIENTS. REMARK 3 CORRELATION COEFFICIENT FO-FC : 0.961 REMARK 3 CORRELATION COEFFICIENT FO-FC FREE : 0.941 REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES COUNT RMS WEIGHT REMARK 3 BOND LENGTHS REFINED ATOMS (A): 950 ; 0.023 ; 0.019 REMARK 3 BOND LENGTHS OTHERS (A): 920 ; 0.002 ; 0.020 REMARK 3 BOND ANGLES REFINED ATOMS (DEGREES): 1295 ; 2.277 ; 2.009 REMARK 3 BOND ANGLES OTHERS (DEGREES): 2126 ; 0.994 ; 3.000 REMARK 3 TORSION ANGLES, PERIOD 1 (DEGREES): 122 ; 6.276 ; 5.000 REMARK 3 TORSION ANGLES, PERIOD 2 (DEGREES): 36 ;37.457 ;23.611 REMARK 3 TORSION ANGLES, PERIOD 3 (DEGREES): 139 ;12.696 ;15.000 REMARK 3 TORSION ANGLES, PERIOD 4 (DEGREES): 5 ;12.018 ;15.000 REMARK 3 CHIRAL-CENTER RESTRAINTS (A**3): 147 ; 0.148 ; 0.200 REMARK 3 GENERAL PLANES REFINED ATOMS (A): 1067 ; 0.015 ; 0.021 REMARK 3 GENERAL PLANES OTHERS (A): 194 ; 0.001 ; 0.020 REMARK 3 NON-BONDED CONTACTS REFINED ATOMS (A): NULL ; NULL ; NULL REMARK 3 NON-BONDED CONTACTS OTHERS (A): NULL ; NULL ; NULL REMARK 3 NON-BONDED TORSION REFINED ATOMS (A): NULL ; NULL ; NULL REMARK 3 NON-BONDED TORSION OTHERS (A): NULL ; NULL ; NULL REMARK 3 H-BOND (X...Y) REFINED ATOMS (A): NULL ; NULL ; NULL REMARK 3 H-BOND (X...Y) OTHERS (A): NULL ; NULL ; NULL REMARK 3 POTENTIAL METAL-ION REFINED ATOMS (A): NULL ; NULL ; NULL REMARK 3 POTENTIAL METAL-ION OTHERS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY VDW REFINED ATOMS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY VDW OTHERS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY H-BOND REFINED ATOMS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY H-BOND OTHERS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY METAL-ION REFINED ATOMS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY METAL-ION OTHERS (A): NULL ; NULL ; NULL REMARK 3 REMARK 3 ISOTROPIC THERMAL FACTOR RESTRAINTS. COUNT RMS WEIGHT REMARK 3 MAIN-CHAIN BOND REFINED ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 MAIN-CHAIN BOND OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 MAIN-CHAIN ANGLE REFINED ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 MAIN-CHAIN ANGLE OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 SIDE-CHAIN BOND REFINED ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 SIDE-CHAIN BOND OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 SIDE-CHAIN ANGLE REFINED ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 SIDE-CHAIN ANGLE OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 LONG RANGE B REFINED ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 LONG RANGE B OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 REMARK 3 ANISOTROPIC THERMAL FACTOR RESTRAINTS. COUNT RMS WEIGHT REMARK 3 RIGID-BOND RESTRAINTS (A**2): NULL ; NULL ; NULL REMARK 3 SPHERICITY; FREE ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 SPHERICITY; BONDED ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 REMARK 3 NCS RESTRAINTS STATISTICS REMARK 3 NUMBER OF DIFFERENT NCS GROUPS : NULL REMARK 3 REMARK 3 TLS DETAILS REMARK 3 NUMBER OF TLS GROUPS : NULL REMARK 3 REMARK 3 BULK SOLVENT MODELLING. REMARK 3 METHOD USED : MASK REMARK 3 PARAMETERS FOR MASK CALCULATION REMARK 3 VDW PROBE RADIUS : 1.20 REMARK 3 ION PROBE RADIUS : 0.80 REMARK 3 SHRINKAGE RADIUS : 0.80 REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: HYDROGENS HAVE BEEN ADDED IN THE RIDING REMARK 3 POSITIONS U VALUES : REFINED INDIVIDUALLY REMARK 4 REMARK 4 6J4C COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBJ ON 18-JAN-19. REMARK 100 THE DEPOSITION ID IS D_1300010385. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 04-JAN-18 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : 6.5 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : NFPSS REMARK 200 BEAMLINE : BL18U REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 0.97853 REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : CCD REMARK 200 DETECTOR MANUFACTURER : MARMOSAIC 225 MM CCD REMARK 200 INTENSITY-INTEGRATION SOFTWARE : HKL-2000 REMARK 200 DATA SCALING SOFTWARE : HKL-2000 REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 15498 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.580 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 (%) : 99.9 REMARK 200 DATA REDUNDANCY : 18.60 REMARK 200 R MERGE (I) : NULL REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : 48.9000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.58 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 1.61 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: MOLREP REMARK 200 STARTING MODEL: NULL REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 38.87 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.01 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 10 MM ZNSO4, 100MM MES, PH 6.5, 24% REMARK 280 PEG550, VAPOR DIFFUSION, HANGING DROP, TEMPERATURE 293K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 32 2 1 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 Y,X,-Z REMARK 290 5555 X-Y,-Y,-Z+1/3 REMARK 290 6555 -X,-X+Y,-Z+2/3 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 65.31600 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 32.65800 REMARK 290 SMTRY1 4 -0.500000 0.866025 0.000000 0.00000 REMARK 290 SMTRY2 4 0.866025 0.500000 0.000000 0.00000 REMARK 290 SMTRY3 4 0.000000 0.000000 -1.000000 0.00000 REMARK 290 SMTRY1 5 1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 5 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 5 0.000000 0.000000 -1.000000 32.65800 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 65.31600 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: DIMERIC REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: DIMERIC REMARK 350 SOFTWARE USED: PISA REMARK 350 TOTAL BURIED SURFACE AREA: 3900 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 11010 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -174.0 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 BIOMT1 2 1.000000 0.000000 0.000000 0.00000 REMARK 350 BIOMT2 2 0.000000 -1.000000 0.000000 0.00000 REMARK 350 BIOMT3 2 0.000000 0.000000 -1.000000 32.65800 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 GLY A 4 REMARK 465 SER A 5 REMARK 465 ARG A 6 REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: COVALENT BOND ANGLES REMARK 500 REMARK 500 THE STEREOCHEMICAL PARAMETERS OF THE FOLLOWING RESIDUES REMARK 500 HAVE VALUES WHICH DEVIATE FROM EXPECTED VALUES BY MORE REMARK 500 THAN 6*RMSD (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN REMARK 500 IDENTIFIER; SSEQ=SEQUENCE NUMBER; I=INSERTION CODE). REMARK 500 REMARK 500 STANDARD TABLE: REMARK 500 FORMAT: (10X,I3,1X,A3,1X,A1,I4,A1,3(1X,A4,2X),12X,F5.1) REMARK 500 REMARK 500 EXPECTED VALUES PROTEIN: ENGH AND HUBER, 1999 REMARK 500 EXPECTED VALUES NUCLEIC ACID: CLOWNEY ET AL 1996 REMARK 500 REMARK 500 M RES CSSEQI ATM1 ATM2 ATM3 REMARK 500 ARG A 81 NE - CZ - NH1 ANGL. DEV. = 3.2 DEGREES REMARK 500 ASP A 87 CB - CG - OD2 ANGL. DEV. = -5.4 DEGREES 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 ZN A 201 ZN REMARK 620 N RES CSSEQI ATOM REMARK 620 1 ASP A 9 OD2 REMARK 620 2 HIS A 91 NE2 63.6 REMARK 620 3 GLU A 113 OE1 51.4 27.8 REMARK 620 N 1 2 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 ZN A 203 ZN REMARK 620 N RES CSSEQI ATOM REMARK 620 1 HIS A 26 NE2 REMARK 620 2 ASP A 36 OD2 68.1 REMARK 620 N 1 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 ZN A 202 ZN REMARK 620 N RES CSSEQI ATOM REMARK 620 1 HIS A 62 NE2 REMARK 620 2 HIS A 64 NE2 93.6 REMARK 620 3 GLU A 68 OE1 172.9 79.4 REMARK 620 4 HIS A 107 NE2 97.7 104.9 84.7 REMARK 620 N 1 2 3 REMARK 800 REMARK 800 SITE REMARK 800 SITE_IDENTIFIER: AC1 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: binding site for residue ZN A 201 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: binding site for residue ZN A 202 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC3 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: binding site for residue ZN A 203 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC4 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: binding site for residue GOL A 204 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC5 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: binding site for residue ACY A 205 REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 6J4B RELATED DB: PDB REMARK 900 6J4B CONTAINS THE SAME PROTEIN BUT CRYSTALLIZED UNDER A DIFFERENT REMARK 900 CONDITION. REMARK 900 RELATED ID: 6J4D RELATED DB: PDB REMARK 900 6J4D CONTAINS THE SAME PROTEIN BUT CRYSTALLIZED UNDER A DIFFERENT REMARK 900 CONDITION. DBREF 6J4C A 6 129 UNP X2D812 X2D812_9ACTN 6 129 SEQADV 6J4C GLY A 4 UNP X2D812 EXPRESSION TAG SEQADV 6J4C SER A 5 UNP X2D812 EXPRESSION TAG SEQRES 1 A 126 GLY SER ARG PRO ALA ASP PRO GLU ILE VAL GLU GLY LEU SEQRES 2 A 126 PRO ILE PRO LEU ALA VAL ALA GLY HIS HIS GLN PRO ALA SEQRES 3 A 126 PRO PHE TYR LEU THR ALA ASP MET PHE GLY GLY LEU PRO SEQRES 4 A 126 VAL GLN LEU ALA GLY GLY GLU LEU SER THR LEU VAL GLY SEQRES 5 A 126 LYS PRO VAL ALA ALA PRO HIS THR HIS PRO VAL ASP GLU SEQRES 6 A 126 LEU TYR LEU LEU VAL SER PRO ASN LYS GLY GLY ALA ARG SEQRES 7 A 126 ILE GLU VAL GLN LEU ASP GLY ARG ARG HIS GLU LEU LEU SEQRES 8 A 126 SER PRO ALA VAL MET ARG ILE PRO ALA GLY SER GLU HIS SEQRES 9 A 126 CYS PHE LEU THR LEU GLU ALA GLU VAL GLY SER TYR CYS SEQRES 10 A 126 PHE GLY ILE LEU LEU GLY ASP ARG LEU HET ZN A 201 1 HET ZN A 202 1 HET ZN A 203 1 HET GOL A 204 6 HET ACY A 205 4 HETNAM ZN ZINC ION HETNAM GOL GLYCEROL HETNAM ACY ACETIC ACID HETSYN GOL GLYCERIN; PROPANE-1,2,3-TRIOL FORMUL 2 ZN 3(ZN 2+) FORMUL 5 GOL C3 H8 O3 FORMUL 6 ACY C2 H4 O2 FORMUL 7 HOH *44(H2 O) HELIX 1 AA1 ASP A 36 GLY A 40 5 5 SHEET 1 AA1 6 ILE A 18 LEU A 20 0 SHEET 2 AA1 6 ALA A 29 LEU A 33 -1 O ALA A 29 N LEU A 20 SHEET 3 AA1 6 GLN A 44 GLU A 49 -1 O LEU A 45 N TYR A 32 SHEET 4 AA1 6 TYR A 119 LEU A 124 -1 O GLY A 122 N ALA A 46 SHEET 5 AA1 6 GLU A 68 VAL A 73 -1 N LEU A 71 O PHE A 121 SHEET 6 AA1 6 ALA A 97 ILE A 101 -1 O ALA A 97 N LEU A 72 SHEET 1 AA2 3 ARG A 89 LEU A 94 0 SHEET 2 AA2 3 ARG A 81 LEU A 86 -1 N ILE A 82 O LEU A 93 SHEET 3 AA2 3 HIS A 107 GLU A 113 -1 O LEU A 110 N GLU A 83 LINK OD2 ASP A 9 ZN ZN A 201 1555 5555 2.19 LINK NE2 HIS A 26 ZN ZN A 203 1555 1555 2.03 LINK OD2 ASP A 36 ZN ZN A 203 1555 4455 1.99 LINK NE2 HIS A 62 ZN ZN A 202 1555 1555 2.63 LINK NE2 HIS A 64 ZN ZN A 202 1555 1555 2.07 LINK OE1 GLU A 68 ZN ZN A 202 1555 1555 2.35 LINK NE2 HIS A 91 ZN ZN A 201 1555 1555 2.07 LINK NE2 HIS A 107 ZN ZN A 202 1555 1555 2.04 LINK OE1 GLU A 113 ZN ZN A 201 1555 5665 2.06 CISPEP 1 LEU A 16 PRO A 17 0 -9.50 CISPEP 2 SER A 95 PRO A 96 0 -10.54 SITE 1 AC1 5 ASP A 9 HIS A 91 GLU A 113 HOH A 304 SITE 2 AC1 5 HOH A 309 SITE 1 AC2 4 HIS A 62 HIS A 64 GLU A 68 HIS A 107 SITE 1 AC3 4 HIS A 26 ASP A 36 HOH A 341 HOH A 343 SITE 1 AC4 7 ASP A 9 ILE A 12 ALA A 21 VAL A 22 SITE 2 AC4 7 HIS A 25 GLN A 27 PRO A 28 SITE 1 AC5 7 TYR A 32 VAL A 73 SER A 74 PRO A 96 SITE 2 AC5 7 TYR A 119 HOH A 315 HOH A 335 CRYST1 43.538 43.538 97.974 90.00 90.00 120.00 P 32 2 1 6 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 0.022968 0.013261 0.000000 0.00000 SCALE2 0.000000 0.026522 0.000000 0.00000 SCALE3 0.000000 0.000000 0.010207 0.00000