HEADER TRANSFERASE 02-NOV-00 1G60 TITLE CRYSTAL STRUCTURE OF METHYLTRANSFERASE MBOIIA (MORAXELLA BOVIS) COMPND MOL_ID: 1; COMPND 2 MOLECULE: ADENINE-SPECIFIC METHYLTRANSFERASE MBOIIA; COMPND 3 CHAIN: A, B; COMPND 4 SYNONYM: MODIFICATION METHYLASE MBOIIA; COMPND 5 EC: 2.1.1.72; COMPND 6 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: MORAXELLA BOVIS; SOURCE 3 ORGANISM_TAXID: 476; SOURCE 4 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 5 EXPRESSION_SYSTEM_TAXID: 562; SOURCE 6 EXPRESSION_SYSTEM_STRAIN: BL21(DE3)PLYSS; SOURCE 7 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID; SOURCE 8 EXPRESSION_SYSTEM_PLASMID: PET24A KEYWDS STRUCTURAL GENOMICS, MORAXELLA BOVIS, DNA METHYLATION, S- KEYWDS 2 ADENOSYLMETHIONINE, PSI, PROTEIN STRUCTURE INITIATIVE, MIDWEST KEYWDS 3 CENTER FOR STRUCTURAL GENOMICS, MCSG, TRANSFERASE EXPDTA X-RAY DIFFRACTION AUTHOR J.OSIPIUK,M.A.WALSH,A.JOACHIMIAK,MIDWEST CENTER FOR STRUCTURAL AUTHOR 2 GENOMICS (MCSG) REVDAT 6 07-FEB-24 1G60 1 REMARK REVDAT 5 24-FEB-09 1G60 1 VERSN REVDAT 4 18-JAN-05 1G60 1 AUTHOR KEYWDS REMARK REVDAT 3 16-SEP-03 1G60 1 JRNL REMARK REVDAT 2 22-APR-03 1G60 1 TITLE COMPND KEYWDS JRNL REVDAT 2 2 1 REMARK REVDAT 1 01-MAY-02 1G60 0 JRNL AUTH J.OSIPIUK,M.A.WALSH,A.JOACHIMIAK JRNL TITL CRYSTAL STRUCTURE OF MBOIIA METHYLTRANSFERASE. JRNL REF NUCLEIC ACIDS RES. V. 31 5440 2003 JRNL REFN ISSN 0305-1048 JRNL PMID 12954781 JRNL DOI 10.1093/NAR/GKG713 REMARK 1 REMARK 1 REFERENCE 1 REMARK 1 AUTH H.BOCKLAGE,K.HEEGER,B.MULLER-HILL REMARK 1 TITL CLONING AND CHARACTERIZATION OF THE MBOII REMARK 1 TITL 2 RESTRICTION-MODIFICATION SYSTEM REMARK 1 REF NUCLEIC ACIDS RES. V. 19 1007 1991 REMARK 1 REFN ISSN 0305-1048 REMARK 2 REMARK 2 RESOLUTION. 1.74 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : CNS REMARK 3 AUTHORS : BRUNGER,ADAMS,CLORE,DELANO,GROS,GROSSE- REMARK 3 : KUNSTLEVE,JIANG,KUSZEWSKI,NILGES,PANNU, REMARK 3 : READ,RICE,SIMONSON,WARREN REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 1.74 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 29.75 REMARK 3 DATA CUTOFF (SIGMA(F)) : 0.000 REMARK 3 COMPLETENESS FOR RANGE (%) : 99.6 REMARK 3 NUMBER OF REFLECTIONS : 59974 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 CROSS-VALIDATION METHOD : NULL REMARK 3 FREE R VALUE TEST SET SELECTION : RANDOM REMARK 3 R VALUE (WORKING + TEST SET) : 0.199 REMARK 3 R VALUE (WORKING SET) : 0.198 REMARK 3 FREE R VALUE : 0.221 REMARK 3 FREE R VALUE TEST SET SIZE (%) : NULL REMARK 3 FREE R VALUE TEST SET COUNT : 2417 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 3805 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 56 REMARK 3 SOLVENT ATOMS : 361 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 22.00 REMARK 3 MEAN B VALUE (OVERALL, A**2) : 27.70 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : 0.95000 REMARK 3 B22 (A**2) : 0.00000 REMARK 3 B33 (A**2) : 0.00000 REMARK 3 B12 (A**2) : 0.70000 REMARK 3 B13 (A**2) : -1.66000 REMARK 3 B23 (A**2) : -0.19000 REMARK 3 REMARK 3 ESTIMATED OVERALL COORDINATE ERROR. REMARK 3 ESU BASED ON R VALUE (A): NULL REMARK 3 ESU BASED ON FREE R VALUE (A): NULL REMARK 3 ESU BASED ON MAXIMUM LIKELIHOOD (A): NULL REMARK 3 ESU FOR B VALUES BASED ON MAXIMUM LIKELIHOOD (A**2): NULL REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES. REMARK 3 DISTANCE RESTRAINTS. RMS SIGMA REMARK 3 BOND LENGTH (A) : 0.013 ; 0.020 REMARK 3 ANGLE DISTANCE (A) : 0.027 ; 0.040 REMARK 3 INTRAPLANAR 1-4 DISTANCE (A) : 0.031 ; 0.050 REMARK 3 H-BOND OR METAL COORDINATION (A) : NULL ; NULL REMARK 3 REMARK 3 PLANE RESTRAINT (A) : NULL ; NULL REMARK 3 CHIRAL-CENTER RESTRAINT (A**3) : NULL ; NULL REMARK 3 REMARK 3 NON-BONDED CONTACT RESTRAINTS. REMARK 3 SINGLE TORSION (A) : NULL ; NULL REMARK 3 MULTIPLE TORSION (A) : NULL ; NULL REMARK 3 H-BOND (X...Y) (A) : NULL ; NULL REMARK 3 H-BOND (X-H...Y) (A) : NULL ; NULL REMARK 3 REMARK 3 CONFORMATIONAL TORSION ANGLE RESTRAINTS. REMARK 3 SPECIFIED (DEGREES) : NULL ; NULL REMARK 3 PLANAR (DEGREES) : NULL ; NULL REMARK 3 STAGGERED (DEGREES) : NULL ; NULL REMARK 3 TRANSVERSE (DEGREES) : NULL ; NULL REMARK 3 REMARK 3 ISOTROPIC THERMAL FACTOR RESTRAINTS. RMS SIGMA REMARK 3 MAIN-CHAIN BOND (A**2) : NULL ; NULL REMARK 3 MAIN-CHAIN ANGLE (A**2) : NULL ; NULL REMARK 3 SIDE-CHAIN BOND (A**2) : NULL ; NULL REMARK 3 SIDE-CHAIN ANGLE (A**2) : NULL ; NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 1G60 COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 10-NOV-00. REMARK 100 THE DEPOSITION ID IS D_1000012276. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 29-AUG-99 REMARK 200 TEMPERATURE (KELVIN) : 100.0 REMARK 200 PH : 8.4 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : APS REMARK 200 BEAMLINE : 19-ID REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 1.00599 REMARK 200 MONOCHROMATOR : SI 111 REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : CCD REMARK 200 DETECTOR MANUFACTURER : CUSTOM-MADE REMARK 200 INTENSITY-INTEGRATION SOFTWARE : HKL-2000 REMARK 200 DATA SCALING SOFTWARE : SCALEPACK REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 60668 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.740 REMARK 200 RESOLUTION RANGE LOW (A) : 28.790 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : 1.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 99.7 REMARK 200 DATA REDUNDANCY : 3.720 REMARK 200 R MERGE (I) : 0.06600 REMARK 200 R SYM (I) : NULL REMARK 200 <I/SIGMA(I)> FOR THE DATA SET : 12.1000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.74 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 1.77 REMARK 200 COMPLETENESS FOR SHELL (%) : 99.4 REMARK 200 DATA REDUNDANCY IN SHELL : 3.63 REMARK 200 R MERGE FOR SHELL (I) : 0.33900 REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 <I/SIGMA(I)> FOR SHELL : 3.400 REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: MAD REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MAD REMARK 200 SOFTWARE USED: CNS REMARK 200 STARTING MODEL: NULL REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 50.29 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.47 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 4% PEG MONOMETHYL ETHER 5000, 50 MM REMARK 280 POTASSIUM CHLORIDE, 50 MM SODIUM CHLORIDE, 1 MM DTT, 50 MM REMARK 280 BICINE, PH 8.4, VAPOR DIFFUSION, HANGING DROP, TEMPERATURE 277.0K 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 49.34950 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: 4120 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 22890 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -36.0 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 SER A 177 REMARK 465 GLN A 178 REMARK 465 ARG A 179 REMARK 465 HIS A 180 REMARK 465 LYS A 181 REMARK 465 GLU A 182 REMARK 465 LYS A 183 REMARK 465 VAL A 184 REMARK 465 ASN A 185 REMARK 465 GLY A 186 REMARK 465 LYS A 187 REMARK 465 THR A 188 REMARK 465 VAL A 189 REMARK 465 LYS A 190 REMARK 465 LEU A 191 REMARK 465 THR A 192 REMARK 465 HIS A 193 REMARK 465 ILE A 194 REMARK 465 LEU A 257 REMARK 465 GLU A 258 REMARK 465 ILE A 259 REMARK 465 ASN A 260 REMARK 465 GLU B 140 REMARK 465 SER B 141 REMARK 465 THR B 142 REMARK 465 ASP B 143 REMARK 465 ARG B 144 REMARK 465 ILE B 145 REMARK 465 LYS B 146 REMARK 465 HIS B 147 REMARK 465 ALA B 148 REMARK 465 SER B 149 REMARK 465 GLU B 150 REMARK 465 LYS B 151 REMARK 465 GLN B 178 REMARK 465 ARG B 179 REMARK 465 HIS B 180 REMARK 465 LYS B 181 REMARK 465 GLU B 182 REMARK 465 LYS B 183 REMARK 465 VAL B 184 REMARK 465 ASN B 185 REMARK 465 GLY B 186 REMARK 465 LYS B 187 REMARK 465 THR B 188 REMARK 465 VAL B 189 REMARK 465 LYS B 190 REMARK 465 LEU B 191 REMARK 465 THR B 192 REMARK 465 HIS B 193 REMARK 465 LEU B 257 REMARK 465 GLU B 258 REMARK 465 ILE B 259 REMARK 465 ASN B 260 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 55 NE - CZ - NH2 ANGL. DEV. = -3.2 DEGREES REMARK 500 ASP A 65 CB - CG - OD2 ANGL. DEV. = 5.7 DEGREES REMARK 500 ARG A 110 NE - CZ - NH1 ANGL. DEV. = 3.6 DEGREES REMARK 500 PHE A 130 CB - CG - CD1 ANGL. DEV. = -4.6 DEGREES REMARK 500 ASP A 133 CB - CG - OD2 ANGL. DEV. = 7.2 DEGREES REMARK 500 ARG A 144 CD - NE - CZ ANGL. DEV. = 9.8 DEGREES REMARK 500 MET B 10 CA - CB - CG ANGL. DEV. = 11.1 DEGREES REMARK 500 ARG B 55 NE - CZ - NH1 ANGL. DEV. = 3.0 DEGREES REMARK 500 ARG B 55 NE - CZ - NH2 ANGL. DEV. = 4.4 DEGREES REMARK 500 ASP B 133 CB - CG - OD1 ANGL. DEV. = 6.5 DEGREES REMARK 500 ARG B 136 NE - CZ - NH1 ANGL. DEV. = 6.0 DEGREES REMARK 500 ARG B 136 NE - CZ - NH2 ANGL. DEV. = -3.9 DEGREES REMARK 500 ARG B 199 NE - CZ - NH2 ANGL. DEV. = 4.7 DEGREES 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 74 -175.34 -172.61 REMARK 500 SER A 107 138.50 -38.58 REMARK 500 ASN A 213 -5.01 74.35 REMARK 500 ASN B 74 -176.32 -172.34 REMARK 500 MET B 105 30.00 -154.32 REMARK 500 SER B 107 3.77 -150.36 REMARK 500 LYS B 155 112.55 -161.18 REMARK 500 SER B 176 -166.69 -63.02 REMARK 500 ASN B 213 -7.78 74.37 REMARK 500 REMARK 500 REMARK: NULL REMARK 800 REMARK 800 SITE REMARK 800 SITE_IDENTIFIER: AC1 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE NA B 402 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE SAM A 500 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC3 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE SAM B 501 REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: APC128 RELATED DB: TARGETDB REMARK 999 REMARK 999 SEQUENCE REMARK 999 DNA SEQUENCING OF THE CLONES SHOWED THERE IS A REMARK 999 ALANINE CODON FOR RESIDUE 51 AND A ARGININE REMARK 999 CODON FOR RESIDUE 111. DBREF 1G60 A 1 260 UNP P23192 MTM2_MORBO 1 260 DBREF 1G60 B 1 260 UNP P23192 MTM2_MORBO 1 260 SEQADV 1G60 ALA A 51 UNP P23192 PRO 51 SEE REMARK 999 SEQADV 1G60 ARG A 111 UNP P23192 GLY 111 SEE REMARK 999 SEQADV 1G60 ALA B 51 UNP P23192 PRO 51 SEE REMARK 999 SEQADV 1G60 ARG B 111 UNP P23192 GLY 111 SEE REMARK 999 SEQRES 1 A 260 MET LEU GLU ILE ASN LYS ILE HIS GLN MET ASN CYS PHE SEQRES 2 A 260 ASP PHE LEU ASP GLN VAL GLU ASN LYS SER VAL GLN LEU SEQRES 3 A 260 ALA VAL ILE ASP PRO PRO TYR ASN LEU SER LYS ALA ASP SEQRES 4 A 260 TRP ASP SER PHE ASP SER HIS ASN GLU PHE LEU ALA PHE SEQRES 5 A 260 THR TYR ARG TRP ILE ASP LYS VAL LEU ASP LYS LEU ASP SEQRES 6 A 260 LYS ASP GLY SER LEU TYR ILE PHE ASN THR PRO PHE ASN SEQRES 7 A 260 CYS ALA PHE ILE CYS GLN TYR LEU VAL SER LYS GLY MET SEQRES 8 A 260 ILE PHE GLN ASN TRP ILE THR TRP ASP LYS ARG ASP GLY SEQRES 9 A 260 MET GLY SER ALA LYS ARG ARG PHE SER THR GLY GLN GLU SEQRES 10 A 260 THR ILE LEU PHE PHE SER LYS SER LYS ASN HIS THR PHE SEQRES 11 A 260 ASN TYR ASP GLU VAL ARG VAL PRO TYR GLU SER THR ASP SEQRES 12 A 260 ARG ILE LYS HIS ALA SER GLU LYS GLY ILE LEU LYS ASN SEQRES 13 A 260 GLY LYS ARG TRP PHE PRO ASN PRO ASN GLY ARG LEU CYS SEQRES 14 A 260 GLY GLU VAL TRP HIS PHE SER SER GLN ARG HIS LYS GLU SEQRES 15 A 260 LYS VAL ASN GLY LYS THR VAL LYS LEU THR HIS ILE THR SEQRES 16 A 260 PRO LYS PRO ARG ASP LEU ILE GLU ARG ILE ILE ARG ALA SEQRES 17 A 260 SER SER ASN PRO ASN ASP LEU VAL LEU ASP CYS PHE MET SEQRES 18 A 260 GLY SER GLY THR THR ALA ILE VAL ALA LYS LYS LEU GLY SEQRES 19 A 260 ARG ASN PHE ILE GLY CYS ASP MET ASN ALA GLU TYR VAL SEQRES 20 A 260 ASN GLN ALA ASN PHE VAL LEU ASN GLN LEU GLU ILE ASN SEQRES 1 B 260 MET LEU GLU ILE ASN LYS ILE HIS GLN MET ASN CYS PHE SEQRES 2 B 260 ASP PHE LEU ASP GLN VAL GLU ASN LYS SER VAL GLN LEU SEQRES 3 B 260 ALA VAL ILE ASP PRO PRO TYR ASN LEU SER LYS ALA ASP SEQRES 4 B 260 TRP ASP SER PHE ASP SER HIS ASN GLU PHE LEU ALA PHE SEQRES 5 B 260 THR TYR ARG TRP ILE ASP LYS VAL LEU ASP LYS LEU ASP SEQRES 6 B 260 LYS ASP GLY SER LEU TYR ILE PHE ASN THR PRO PHE ASN SEQRES 7 B 260 CYS ALA PHE ILE CYS GLN TYR LEU VAL SER LYS GLY MET SEQRES 8 B 260 ILE PHE GLN ASN TRP ILE THR TRP ASP LYS ARG ASP GLY SEQRES 9 B 260 MET GLY SER ALA LYS ARG ARG PHE SER THR GLY GLN GLU SEQRES 10 B 260 THR ILE LEU PHE PHE SER LYS SER LYS ASN HIS THR PHE SEQRES 11 B 260 ASN TYR ASP GLU VAL ARG VAL PRO TYR GLU SER THR ASP SEQRES 12 B 260 ARG ILE LYS HIS ALA SER GLU LYS GLY ILE LEU LYS ASN SEQRES 13 B 260 GLY LYS ARG TRP PHE PRO ASN PRO ASN GLY ARG LEU CYS SEQRES 14 B 260 GLY GLU VAL TRP HIS PHE SER SER GLN ARG HIS LYS GLU SEQRES 15 B 260 LYS VAL ASN GLY LYS THR VAL LYS LEU THR HIS ILE THR SEQRES 16 B 260 PRO LYS PRO ARG ASP LEU ILE GLU ARG ILE ILE ARG ALA SEQRES 17 B 260 SER SER ASN PRO ASN ASP LEU VAL LEU ASP CYS PHE MET SEQRES 18 B 260 GLY SER GLY THR THR ALA ILE VAL ALA LYS LYS LEU GLY SEQRES 19 B 260 ARG ASN PHE ILE GLY CYS ASP MET ASN ALA GLU TYR VAL SEQRES 20 B 260 ASN GLN ALA ASN PHE VAL LEU ASN GLN LEU GLU ILE ASN HET NA A 401 1 HET SAM A 500 27 HET NA B 402 1 HET SAM B 501 27 HETNAM NA SODIUM ION HETNAM SAM S-ADENOSYLMETHIONINE FORMUL 3 NA 2(NA 1+) FORMUL 4 SAM 2(C15 H22 N6 O5 S) FORMUL 7 HOH *361(H2 O) HELIX 1 1 ASN A 11 VAL A 19 1 9 HELIX 2 2 ALA A 38 SER A 42 5 5 HELIX 3 3 SER A 45 LYS A 63 1 19 HELIX 4 4 THR A 75 LYS A 89 1 15 HELIX 5 5 ASN A 131 VAL A 135 5 5 HELIX 6 6 GLU A 140 GLY A 152 1 13 HELIX 7 7 PRO A 198 SER A 210 1 13 HELIX 8 8 GLY A 224 LEU A 233 1 10 HELIX 9 9 ASN A 243 GLN A 256 1 14 HELIX 10 10 ASN B 11 VAL B 19 1 9 HELIX 11 11 ALA B 38 SER B 42 5 5 HELIX 12 12 SER B 45 LYS B 63 1 19 HELIX 13 13 THR B 75 LYS B 89 1 15 HELIX 14 14 ASN B 131 VAL B 135 5 5 HELIX 15 15 PRO B 198 SER B 210 1 13 HELIX 16 16 GLY B 224 LEU B 233 1 10 HELIX 17 17 ASN B 243 GLN B 256 1 14 SHEET 1 A 8 ILE A 7 GLN A 9 0 SHEET 2 A 8 ASN A 236 ASP A 241 1 O GLY A 239 N HIS A 8 SHEET 3 A 8 LEU A 215 ASP A 218 1 N VAL A 216 O ASN A 236 SHEET 4 A 8 VAL A 24 ILE A 29 1 N LEU A 26 O LEU A 217 SHEET 5 A 8 LEU A 64 ASN A 74 1 O TYR A 71 N ILE A 29 SHEET 6 A 8 GLU A 117 SER A 123 -1 O LEU A 120 N ILE A 72 SHEET 7 A 8 ILE A 92 TRP A 99 -1 N ILE A 92 O SER A 123 SHEET 8 A 8 VAL A 172 TRP A 173 1 O TRP A 173 N THR A 98 SHEET 1 B 8 ILE B 7 GLN B 9 0 SHEET 2 B 8 ASN B 236 ASP B 241 1 O GLY B 239 N HIS B 8 SHEET 3 B 8 LEU B 215 ASP B 218 1 N VAL B 216 O ASN B 236 SHEET 4 B 8 VAL B 24 ILE B 29 1 N LEU B 26 O LEU B 217 SHEET 5 B 8 LEU B 64 ASN B 74 1 O ASP B 65 N VAL B 24 SHEET 6 B 8 GLU B 117 SER B 123 -1 O PHE B 122 N LEU B 70 SHEET 7 B 8 ILE B 92 TRP B 99 -1 N TRP B 99 O GLU B 117 SHEET 8 B 8 VAL B 172 TRP B 173 1 O TRP B 173 N THR B 98 SHEET 1 C 2 ILE B 153 LYS B 155 0 SHEET 2 C 2 LYS B 158 TRP B 160 -1 O TRP B 160 N ILE B 153 SITE 1 AC1 1 PHE A 93 SITE 1 AC2 21 MET A 10 ASN A 11 CYS A 12 ASP A 30 SITE 2 AC2 21 TRP A 40 PRO A 196 LYS A 197 PHE A 220 SITE 3 AC2 21 MET A 221 GLY A 222 SER A 223 THR A 225 SITE 4 AC2 21 ASP A 241 MET A 242 TYR A 246 HOH A 524 SITE 5 AC2 21 HOH A 561 HOH A 572 HOH A 583 HOH A 586 SITE 6 AC2 21 HOH A 588 SITE 1 AC3 19 MET B 10 ASN B 11 CYS B 12 ASP B 30 SITE 2 AC3 19 TRP B 40 PRO B 196 LYS B 197 PHE B 220 SITE 3 AC3 19 MET B 221 GLY B 222 SER B 223 THR B 225 SITE 4 AC3 19 ASP B 241 MET B 242 TYR B 246 HOH B 537 SITE 5 AC3 19 HOH B 538 HOH B 570 HOH B 609 CRYST1 60.818 98.699 50.894 90.00 101.93 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 0.016440 0.000000 0.003470 0.00000 SCALE2 0.000000 0.010130 0.000000 0.00000 SCALE3 0.000000 0.000000 0.020080 0.00000