HEADER TRANSFERASE 23-JAN-23 8C9S TITLE CATECHOL O-METHYLTRANSFERASE FROM STREPTOMYCES AVERMITILIS IN COMPLEX TITLE 2 WITH SAH COMPND MOL_ID: 1; COMPND 2 MOLECULE: PUTATIVE O-METHYLTRANSFERASE; COMPND 3 CHAIN: A, B; COMPND 4 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: STREPTOMYCES AVERMITILIS MA-4680 = NBRC 14893; SOURCE 3 ORGANISM_TAXID: 227882; SOURCE 4 ATCC: 31267; SOURCE 5 GENE: SAVERM_5837; SOURCE 6 EXPRESSION_SYSTEM: ESCHERICHIA COLI BL21(DE3); SOURCE 7 EXPRESSION_SYSTEM_TAXID: 469008 KEYWDS TRANSFERASE EXPDTA X-RAY DIFFRACTION AUTHOR L.ZHANG,M.R.GROVES REVDAT 2 10-MAY-23 8C9S 1 JRNL REVDAT 1 05-APR-23 8C9S 0 JRNL AUTH N.SOKOLOVA,L.ZHANG,S.DERAVI,R.OERLEMANS,M.R.GROVES, JRNL AUTH 2 K.HASLINGER JRNL TITL STRUCTURAL CHARACTERIZATION AND EXTENDED SUBSTRATE SCOPE JRNL TITL 2 ANALYSIS OF TWO MG 2+ -DEPENDENT O-METHYLTRANSFERASES FROM JRNL TITL 3 BACTERIA. JRNL REF CHEMBIOCHEM V. 24 00076 2023 JRNL REFN ESSN 1439-7633 JRNL PMID 36942619 JRNL DOI 10.1002/CBIC.202300076 REMARK 2 REMARK 2 RESOLUTION. 1.80 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : REFMAC 5.8.0267 REMARK 3 AUTHORS : MURSHUDOV,SKUBAK,LEBEDEV,PANNU,STEINER, REMARK 3 : NICHOLLS,WINN,LONG,VAGIN REMARK 3 REMARK 3 REFINEMENT TARGET : NULL REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 1.80 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 46.09 REMARK 3 DATA CUTOFF (SIGMA(F)) : NULL REMARK 3 COMPLETENESS FOR RANGE (%) : 99.0 REMARK 3 NUMBER OF REFLECTIONS : 36669 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 CROSS-VALIDATION METHOD : FREE R-VALUE REMARK 3 FREE R VALUE TEST SET SELECTION : NULL REMARK 3 R VALUE (WORKING + TEST SET) : NULL REMARK 3 R VALUE (WORKING SET) : 0.162 REMARK 3 FREE R VALUE : 0.211 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 5.059 REMARK 3 FREE R VALUE TEST SET COUNT : 1855 REMARK 3 REMARK 3 FIT IN THE HIGHEST RESOLUTION BIN. REMARK 3 TOTAL NUMBER OF BINS USED : NULL REMARK 3 BIN RESOLUTION RANGE HIGH (A) : 1.80 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 1.85 REMARK 3 REFLECTION IN BIN (WORKING SET) : 2529 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : 99.07 REMARK 3 BIN R VALUE (WORKING SET) : 0.2630 REMARK 3 BIN FREE R VALUE SET COUNT : 128 REMARK 3 BIN FREE R VALUE : 0.2980 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 3388 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 66 REMARK 3 SOLVENT ATOMS : 173 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : NULL REMARK 3 MEAN B VALUE (OVERALL, A**2) : 22.34 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : -1.12700 REMARK 3 B22 (A**2) : 0.57100 REMARK 3 B33 (A**2) : 0.65200 REMARK 3 B12 (A**2) : 0.00000 REMARK 3 B13 (A**2) : -0.49200 REMARK 3 B23 (A**2) : 0.00000 REMARK 3 REMARK 3 ESTIMATED OVERALL COORDINATE ERROR. REMARK 3 ESU BASED ON R VALUE (A): 0.126 REMARK 3 ESU BASED ON FREE R VALUE (A): 0.125 REMARK 3 ESU BASED ON MAXIMUM LIKELIHOOD (A): 0.094 REMARK 3 ESU FOR B VALUES BASED ON MAXIMUM LIKELIHOOD (A**2): 3.162 REMARK 3 REMARK 3 CORRELATION COEFFICIENTS. REMARK 3 CORRELATION COEFFICIENT FO-FC : 0.968 REMARK 3 CORRELATION COEFFICIENT FO-FC FREE : 0.953 REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES COUNT RMS WEIGHT REMARK 3 BOND LENGTHS REFINED ATOMS (A): 3532 ; 0.010 ; 0.013 REMARK 3 BOND LENGTHS OTHERS (A): 3388 ; 0.001 ; 0.015 REMARK 3 BOND ANGLES REFINED ATOMS (DEGREES): 4814 ; 1.528 ; 1.641 REMARK 3 BOND ANGLES OTHERS (DEGREES): 7792 ; 1.375 ; 1.582 REMARK 3 TORSION ANGLES, PERIOD 1 (DEGREES): 448 ; 5.829 ; 5.000 REMARK 3 TORSION ANGLES, PERIOD 2 (DEGREES): 188 ;32.761 ;21.170 REMARK 3 TORSION ANGLES, PERIOD 3 (DEGREES): 556 ;13.534 ;15.000 REMARK 3 TORSION ANGLES, PERIOD 4 (DEGREES): 32 ;17.719 ;15.000 REMARK 3 CHIRAL-CENTER RESTRAINTS (A**3): 458 ; 0.073 ; 0.200 REMARK 3 GENERAL PLANES REFINED ATOMS (A): 4034 ; 0.007 ; 0.020 REMARK 3 GENERAL PLANES OTHERS (A): 780 ; 0.001 ; 0.020 REMARK 3 NON-BONDED CONTACTS REFINED ATOMS (A): 708 ; 0.201 ; 0.200 REMARK 3 NON-BONDED CONTACTS OTHERS (A): 74 ; 0.247 ; 0.200 REMARK 3 NON-BONDED TORSION REFINED ATOMS (A): 1732 ; 0.160 ; 0.200 REMARK 3 NON-BONDED TORSION OTHERS (A): NULL ; NULL ; NULL REMARK 3 H-BOND (X...Y) REFINED ATOMS (A): 174 ; 0.182 ; 0.200 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): 1792 ; 1.561 ; 2.134 REMARK 3 MAIN-CHAIN BOND OTHER ATOMS (A**2): 1792 ; 1.561 ; 2.134 REMARK 3 MAIN-CHAIN ANGLE REFINED ATOMS (A**2): 2234 ; 2.154 ; 3.192 REMARK 3 MAIN-CHAIN ANGLE OTHER ATOMS (A**2): 2235 ; 2.153 ; 3.192 REMARK 3 SIDE-CHAIN BOND REFINED ATOMS (A**2): 1740 ; 2.773 ; 2.515 REMARK 3 SIDE-CHAIN BOND OTHER ATOMS (A**2): 1741 ; 2.773 ; 2.515 REMARK 3 SIDE-CHAIN ANGLE REFINED ATOMS (A**2): 2578 ; 4.268 ; 3.633 REMARK 3 SIDE-CHAIN ANGLE OTHER ATOMS (A**2): 2579 ; 4.267 ; 3.632 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 BULK SOLVENT 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 THEIR REMARK 3 RIDING POSITIONS REMARK 4 REMARK 4 8C9S COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBE ON 23-JAN-23. REMARK 100 THE DEPOSITION ID IS D_1292126468. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 23-OCT-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 : PETRA III, DESY REMARK 200 BEAMLINE : P11 REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 1.0332 REMARK 200 MONOCHROMATOR : NULL 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 : AIMLESS REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 36681 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.800 REMARK 200 RESOLUTION RANGE LOW (A) : 46.090 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : NULL REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 99.2 REMARK 200 DATA REDUNDANCY : 7.600 REMARK 200 R MERGE (I) : 0.15800 REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : 9.2000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.80 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 1.84 REMARK 200 COMPLETENESS FOR SHELL (%) : NULL REMARK 200 DATA REDUNDANCY IN SHELL : NULL REMARK 200 R MERGE FOR SHELL (I) : 1.40600 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 (%): 40.52 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.07 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 0.2M AMMONIUM FORMATE, 10% W/V REMARK 280 POLYVINYLPYRROLIDONE 20% W/V PEG 4000, VAPOR DIFFUSION, SITTING REMARK 280 DROP, TEMPERATURE 291K 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 20.79800 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: DIMERIC REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: DIMERIC REMARK 350 SOFTWARE USED: PISA REMARK 350 TOTAL BURIED SURFACE AREA: 4130 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 16780 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -51.0 KCAL/MOL REMARK 350 APPLY THE FOLLOWING TO CHAINS: A, 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 LEU A 225 REMARK 465 GLU A 226 REMARK 465 HIS A 227 REMARK 465 HIS A 228 REMARK 465 HIS A 229 REMARK 465 HIS A 230 REMARK 465 HIS A 231 REMARK 465 HIS A 232 REMARK 465 MET B 1 REMARK 465 LEU B 225 REMARK 465 GLU B 226 REMARK 465 HIS B 227 REMARK 465 HIS B 228 REMARK 465 HIS B 229 REMARK 465 HIS B 230 REMARK 465 HIS B 231 REMARK 465 HIS B 232 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 HH11 ARG B 221 O HOH B 401 1.39 REMARK 500 NH1 ARG B 221 O HOH B 401 2.02 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 69 -111.91 51.27 REMARK 500 ASP A 141 48.32 -153.42 REMARK 500 ALA A 142 -126.95 -120.86 REMARK 500 ASP A 215 -146.00 -155.24 REMARK 500 LEU B 69 -112.06 48.81 REMARK 500 ASP B 141 53.82 -153.56 REMARK 500 ALA B 142 -129.01 -122.42 REMARK 500 ASP B 215 -152.63 -158.36 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 MG A 302 MG REMARK 620 N RES CSSEQI ATOM REMARK 620 1 ASP A 141 OD1 REMARK 620 2 ASP A 141 OD2 51.2 REMARK 620 3 ASP A 167 OD2 101.0 88.8 REMARK 620 4 ASN A 168 OD1 83.8 133.0 87.0 REMARK 620 5 HOH A 410 O 121.8 71.6 86.3 154.3 REMARK 620 6 HOH A 464 O 79.1 89.6 177.9 95.2 91.8 REMARK 620 7 HOH A 466 O 142.0 143.7 111.9 79.6 80.1 68.7 REMARK 620 N 1 2 3 4 5 6 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 MG B 300 MG REMARK 620 N RES CSSEQI ATOM REMARK 620 1 ASP B 141 OD1 REMARK 620 2 ASP B 141 OD2 52.7 REMARK 620 3 ASP B 167 OD2 100.2 93.1 REMARK 620 4 ASN B 168 OD1 78.3 129.2 82.0 REMARK 620 5 HOH B 434 O 122.8 70.4 88.0 158.2 REMARK 620 6 HOH B 456 O 141.5 145.8 108.6 80.9 84.0 REMARK 620 7 HOH B 460 O 79.5 89.7 176.1 94.1 95.4 70.1 REMARK 620 N 1 2 3 4 5 6 DBREF 8C9S A 1 224 UNP Q82B68 Q82B68_STRAW 1 224 DBREF 8C9S B 1 224 UNP Q82B68 Q82B68_STRAW 1 224 SEQADV 8C9S LEU A 225 UNP Q82B68 EXPRESSION TAG SEQADV 8C9S GLU A 226 UNP Q82B68 EXPRESSION TAG SEQADV 8C9S HIS A 227 UNP Q82B68 EXPRESSION TAG SEQADV 8C9S HIS A 228 UNP Q82B68 EXPRESSION TAG SEQADV 8C9S HIS A 229 UNP Q82B68 EXPRESSION TAG SEQADV 8C9S HIS A 230 UNP Q82B68 EXPRESSION TAG SEQADV 8C9S HIS A 231 UNP Q82B68 EXPRESSION TAG SEQADV 8C9S HIS A 232 UNP Q82B68 EXPRESSION TAG SEQADV 8C9S LEU B 225 UNP Q82B68 EXPRESSION TAG SEQADV 8C9S GLU B 226 UNP Q82B68 EXPRESSION TAG SEQADV 8C9S HIS B 227 UNP Q82B68 EXPRESSION TAG SEQADV 8C9S HIS B 228 UNP Q82B68 EXPRESSION TAG SEQADV 8C9S HIS B 229 UNP Q82B68 EXPRESSION TAG SEQADV 8C9S HIS B 230 UNP Q82B68 EXPRESSION TAG SEQADV 8C9S HIS B 231 UNP Q82B68 EXPRESSION TAG SEQADV 8C9S HIS B 232 UNP Q82B68 EXPRESSION TAG SEQRES 1 A 232 MET SER GLU SER GLN GLN LEU TRP ASP ASP VAL ASP ASP SEQRES 2 A 232 TYR PHE THR THR LEU LEU ALA PRO GLU ASP GLU ALA LEU SEQRES 3 A 232 THR ALA ALA LEU ARG ASP SER ASP ALA ALA GLY LEU PRO SEQRES 4 A 232 HIS ILE ASN VAL ALA PRO ASN GLN GLY LYS LEU LEU GLN SEQRES 5 A 232 LEU LEU ALA GLU ILE GLN GLY ALA ARG ARG ILE LEU GLU SEQRES 6 A 232 ILE GLY THR LEU GLY GLY TYR SER THR ILE TRP LEU GLY SEQRES 7 A 232 ARG ALA LEU PRO ARG ASP GLY ARG LEU ILE SER PHE GLU SEQRES 8 A 232 TYR ASP ALA LYS HIS ALA GLU VAL ALA ARG ARG ASN LEU SEQRES 9 A 232 ALA ARG ALA GLY LEU ASP GLY ILE SER GLU VAL ARG VAL SEQRES 10 A 232 GLY PRO ALA LEU GLU SER LEU PRO LYS LEU ALA ASP GLU SEQRES 11 A 232 ARG PRO GLU PRO PHE ASP LEU VAL PHE ILE ASP ALA ASP SEQRES 12 A 232 LYS VAL ASN ASN PRO HIS TYR VAL GLU TRP ALA LEU LYS SEQRES 13 A 232 LEU THR ARG PRO GLY SER LEU ILE VAL VAL ASP ASN VAL SEQRES 14 A 232 VAL ARG GLY GLY GLY VAL THR ASP ALA GLY SER THR ASP SEQRES 15 A 232 PRO SER VAL ARG GLY THR ARG SER ALA LEU GLU LEU ILE SEQRES 16 A 232 ALA GLU HIS PRO LYS LEU SER GLY THR ALA VAL GLN THR SEQRES 17 A 232 VAL GLY SER LYS GLY TYR ASP GLY PHE ALA LEU ALA ARG SEQRES 18 A 232 VAL LEU PRO LEU GLU HIS HIS HIS HIS HIS HIS SEQRES 1 B 232 MET SER GLU SER GLN GLN LEU TRP ASP ASP VAL ASP ASP SEQRES 2 B 232 TYR PHE THR THR LEU LEU ALA PRO GLU ASP GLU ALA LEU SEQRES 3 B 232 THR ALA ALA LEU ARG ASP SER ASP ALA ALA GLY LEU PRO SEQRES 4 B 232 HIS ILE ASN VAL ALA PRO ASN GLN GLY LYS LEU LEU GLN SEQRES 5 B 232 LEU LEU ALA GLU ILE GLN GLY ALA ARG ARG ILE LEU GLU SEQRES 6 B 232 ILE GLY THR LEU GLY GLY TYR SER THR ILE TRP LEU GLY SEQRES 7 B 232 ARG ALA LEU PRO ARG ASP GLY ARG LEU ILE SER PHE GLU SEQRES 8 B 232 TYR ASP ALA LYS HIS ALA GLU VAL ALA ARG ARG ASN LEU SEQRES 9 B 232 ALA ARG ALA GLY LEU ASP GLY ILE SER GLU VAL ARG VAL SEQRES 10 B 232 GLY PRO ALA LEU GLU SER LEU PRO LYS LEU ALA ASP GLU SEQRES 11 B 232 ARG PRO GLU PRO PHE ASP LEU VAL PHE ILE ASP ALA ASP SEQRES 12 B 232 LYS VAL ASN ASN PRO HIS TYR VAL GLU TRP ALA LEU LYS SEQRES 13 B 232 LEU THR ARG PRO GLY SER LEU ILE VAL VAL ASP ASN VAL SEQRES 14 B 232 VAL ARG GLY GLY GLY VAL THR ASP ALA GLY SER THR ASP SEQRES 15 B 232 PRO SER VAL ARG GLY THR ARG SER ALA LEU GLU LEU ILE SEQRES 16 B 232 ALA GLU HIS PRO LYS LEU SER GLY THR ALA VAL GLN THR SEQRES 17 B 232 VAL GLY SER LYS GLY TYR ASP GLY PHE ALA LEU ALA ARG SEQRES 18 B 232 VAL LEU PRO LEU GLU HIS HIS HIS HIS HIS HIS HET SAH A 301 46 HET MG A 302 1 HET BAQ A 303 13 HET MG B 300 1 HET SAH B 301 46 HET BAQ B 302 13 HETNAM SAH S-ADENOSYL-L-HOMOCYSTEINE HETNAM MG MAGNESIUM ION HETNAM BAQ PYRROLIDIN-2-ONE FORMUL 3 SAH 2(C14 H20 N6 O5 S) FORMUL 4 MG 2(MG 2+) FORMUL 5 BAQ 2(C4 H7 N O) FORMUL 9 HOH *173(H2 O) HELIX 1 AA1 SER A 2 ALA A 20 1 19 HELIX 2 AA2 ASP A 23 ALA A 36 1 14 HELIX 3 AA3 ALA A 44 GLY A 59 1 16 HELIX 4 AA4 GLY A 71 ARG A 79 1 9 HELIX 5 AA5 ASP A 93 ALA A 107 1 15 HELIX 6 AA6 PRO A 119 GLU A 130 1 12 HELIX 7 AA7 ASP A 143 VAL A 145 5 3 HELIX 8 AA8 ASN A 146 LEU A 157 1 12 HELIX 9 AA9 VAL A 170 ASP A 177 5 8 HELIX 10 AB1 ASP A 182 HIS A 198 1 17 HELIX 11 AB2 GLU B 3 ALA B 20 1 18 HELIX 12 AB3 ASP B 23 ALA B 36 1 14 HELIX 13 AB4 ALA B 44 GLY B 59 1 16 HELIX 14 AB5 GLY B 71 ARG B 79 1 9 HELIX 15 AB6 ASP B 93 ALA B 107 1 15 HELIX 16 AB7 PRO B 119 ASP B 129 1 11 HELIX 17 AB8 ASP B 143 VAL B 145 5 3 HELIX 18 AB9 ASN B 146 LEU B 157 1 12 HELIX 19 AC1 VAL B 170 ASP B 177 5 8 HELIX 20 AC2 ASP B 182 HIS B 198 1 17 SHEET 1 AA114 SER A 113 VAL A 117 0 SHEET 2 AA114 ARG A 86 GLU A 91 1 N SER A 89 O ARG A 116 SHEET 3 AA114 ARG A 62 ILE A 66 1 N ILE A 63 O ILE A 88 SHEET 4 AA114 LEU A 137 ILE A 140 1 O PHE A 139 N ILE A 66 SHEET 5 AA114 LEU A 163 ASP A 167 1 O VAL A 165 N ILE A 140 SHEET 6 AA114 ASP A 215 VAL A 222 -1 O ALA A 220 N ILE A 164 SHEET 7 AA114 LEU A 201 VAL A 209 -1 N THR A 208 O ASP A 215 SHEET 8 AA114 LEU B 201 VAL B 209 -1 O VAL B 209 N GLN A 207 SHEET 9 AA114 ASP B 215 VAL B 222 -1 O ASP B 215 N THR B 208 SHEET 10 AA114 THR B 158 ASP B 167 -1 N GLY B 161 O VAL B 222 SHEET 11 AA114 PHE B 135 ILE B 140 1 N ILE B 140 O VAL B 165 SHEET 12 AA114 ARG B 62 ILE B 66 1 N ARG B 62 O ASP B 136 SHEET 13 AA114 ARG B 86 GLU B 91 1 O ARG B 86 N ILE B 63 SHEET 14 AA114 SER B 113 VAL B 117 1 O GLU B 114 N SER B 89 LINK OD1 ASP A 141 MG MG A 302 1555 1555 2.31 LINK OD2 ASP A 141 MG MG A 302 1555 1555 2.75 LINK OD2 ASP A 167 MG MG A 302 1555 1555 2.49 LINK OD1 ASN A 168 MG MG A 302 1555 1555 2.36 LINK MG MG A 302 O HOH A 410 1555 1555 2.27 LINK MG MG A 302 O HOH A 464 1555 1555 2.31 LINK MG MG A 302 O HOH A 466 1555 1555 2.57 LINK OD1 ASP B 141 MG MG B 300 1555 1555 2.29 LINK OD2 ASP B 141 MG MG B 300 1555 1555 2.65 LINK OD2 ASP B 167 MG MG B 300 1555 1555 2.43 LINK OD1 ASN B 168 MG MG B 300 1555 1555 2.42 LINK MG MG B 300 O HOH B 434 1555 1555 2.26 LINK MG MG B 300 O HOH B 456 1555 1555 2.92 LINK MG MG B 300 O HOH B 460 1555 1555 2.28 CRYST1 46.398 41.596 104.207 90.00 96.56 90.00 P 1 21 1 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 0.021553 0.000000 0.002480 0.00000 SCALE2 0.000000 0.024041 0.000000 0.00000 SCALE3 0.000000 0.000000 0.009660 0.00000