HEADER TRANSFERASE 18-DEC-02 1O9T TITLE METHIONINE ADENOSYLTRANSFERASE COMPLEXED WITH BOTH SUBSTRATES ATP AND TITLE 2 METHIONINE COMPND MOL_ID: 1; COMPND 2 MOLECULE: S-ADENOSYLMETHIONINE SYNTHETASE; COMPND 3 CHAIN: A, B; COMPND 4 SYNONYM: METHIONINE ADENOSYLTRANSFERASE, ADOMET SYNTHETASE, MAT-I; COMPND 5 EC: 2.5.1.6; COMPND 6 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: RATTUS NORVEGICUS; SOURCE 3 ORGANISM_COMMON: RAT; SOURCE 4 ORGANISM_TAXID: 10116; SOURCE 5 ORGAN: LIVER; SOURCE 6 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 7 EXPRESSION_SYSTEM_TAXID: 469008; SOURCE 8 EXPRESSION_SYSTEM_STRAIN: BL21(DE3); SOURCE 9 EXPRESSION_SYSTEM_PLASMID: PSSRL-T7N KEYWDS TRANSFERASE, ADENOSYLTRANSFERASE, ATP BINDING, METHIONINE BINDING, KEYWDS 2 ONE-CARBON METABOLISM, MAGNESIUM, POTASSIUM, METAL-BINDING, KEYWDS 3 MULTIGENE FAMILY, ATP-BINDING EXPDTA X-RAY DIFFRACTION AUTHOR B.GONZALEZ,M.A.PAJARES,J.A.HERMOSO,J.SANZ-APARICIO REVDAT 3 13-DEC-23 1O9T 1 LINK REVDAT 2 24-FEB-09 1O9T 1 VERSN REVDAT 1 07-AUG-03 1O9T 0 JRNL AUTH B.GONZALEZ,M.A.PAJARES,J.A.HERMOSO,D.GUILLERM,G.GUILLERM, JRNL AUTH 2 J.SANZ-APARICIO JRNL TITL CRYSTAL STRUCTURES OF METHIONINE ADENOSYLTRANSFERASE JRNL TITL 2 COMPLEXED WITH SUBSTRATES AND PRODUCTS REVEAL THE JRNL TITL 3 METHIONINE-ATP RECOGNITION AND GIVE INSIGHTS INTO THE JRNL TITL 4 CATALYTIC MECHANISM JRNL REF J.MOL.BIOL. V. 331 407 2003 JRNL REFN ISSN 0022-2836 JRNL PMID 12888348 JRNL DOI 10.1016/S0022-2836(03)00728-9 REMARK 1 REMARK 1 REFERENCE 1 REMARK 1 AUTH B.GONZALEZ,M.A.PAJARES,J.A.HERMOSO,L.ALVAREZ,F.GARRIDO, REMARK 1 AUTH 2 J.R.SUFRIN,J.SANZ-APARICIO REMARK 1 TITL THE CRYSTAL STRUCTURE OF TETRAMERIC METHIONINE REMARK 1 TITL 2 ADENOSYLTRANSFERASE FOM RAT LIVER REVEALS THE METHIONINE REMARK 1 TITL 3 BINDING SITE REMARK 1 REF J.MOL.BIOL. V. 300 363 2000 REMARK 1 REFN ISSN 0022-2836 REMARK 1 PMID 10873471 REMARK 1 DOI 10.1006/JMBI.2000.3858 REMARK 2 REMARK 2 RESOLUTION. 2.90 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : X-PLOR 3.843 REMARK 3 AUTHORS : BRUNGER REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 2.90 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 8.00 REMARK 3 DATA CUTOFF (SIGMA(F)) : 3.000 REMARK 3 DATA CUTOFF HIGH (ABS(F)) : 10000000.000 REMARK 3 DATA CUTOFF LOW (ABS(F)) : 0.0010 REMARK 3 COMPLETENESS (WORKING+TEST) (%) : 93.5 REMARK 3 NUMBER OF REFLECTIONS : 20154 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 SET) : 0.265 REMARK 3 FREE R VALUE : 0.288 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 7.200 REMARK 3 FREE R VALUE TEST SET COUNT : 1446 REMARK 3 ESTIMATED ERROR OF FREE R VALUE : 0.008 REMARK 3 REMARK 3 FIT IN THE HIGHEST RESOLUTION BIN. REMARK 3 TOTAL NUMBER OF BINS USED : 8 REMARK 3 BIN RESOLUTION RANGE HIGH (A) : 2.90 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 3.02 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : 90.80 REMARK 3 REFLECTIONS IN BIN (WORKING SET) : 2252 REMARK 3 BIN R VALUE (WORKING SET) : 0.3600 REMARK 3 BIN FREE R VALUE : 0.3480 REMARK 3 BIN FREE R VALUE TEST SET SIZE (%) : 6.60 REMARK 3 BIN FREE R VALUE TEST SET COUNT : 159 REMARK 3 ESTIMATED ERROR OF BIN FREE R VALUE : 0.028 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 5692 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 55 REMARK 3 SOLVENT ATOMS : 176 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : NULL REMARK 3 MEAN B VALUE (OVERALL, A**2) : 37.40 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 ESTIMATED COORDINATE ERROR. REMARK 3 ESD FROM LUZZATI PLOT (A) : NULL REMARK 3 ESD FROM SIGMAA (A) : NULL REMARK 3 LOW RESOLUTION CUTOFF (A) : NULL REMARK 3 REMARK 3 CROSS-VALIDATED ESTIMATED COORDINATE ERROR. REMARK 3 ESD FROM C-V LUZZATI PLOT (A) : NULL REMARK 3 ESD FROM C-V SIGMAA (A) : NULL REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES. REMARK 3 BOND LENGTHS (A) : 0.009 REMARK 3 BOND ANGLES (DEGREES) : 1.600 REMARK 3 DIHEDRAL ANGLES (DEGREES) : 24.60 REMARK 3 IMPROPER ANGLES (DEGREES) : 1.160 REMARK 3 REMARK 3 ISOTROPIC THERMAL MODEL : RESTRAINED 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 NCS MODEL : NULL REMARK 3 REMARK 3 NCS RESTRAINTS. RMS SIGMA/WEIGHT REMARK 3 GROUP 1 POSITIONAL (A) : NULL ; NULL REMARK 3 GROUP 1 B-FACTOR (A**2) : NULL ; NULL REMARK 3 REMARK 3 PARAMETER FILE 1 : PARHCSDX.PRO REMARK 3 PARAMETER FILE 2 : NULL REMARK 3 TOPOLOGY FILE 1 : TOPHCSDX.PRO REMARK 3 TOPOLOGY FILE 2 : NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 1O9T COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBE ON 18-DEC-02. REMARK 100 THE DEPOSITION ID IS D_1290011769. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 15-JUL-99 REMARK 200 TEMPERATURE (KELVIN) : 120.0 REMARK 200 PH : 7.50 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : N REMARK 200 RADIATION SOURCE : ROTATING ANODE REMARK 200 BEAMLINE : NULL REMARK 200 X-RAY GENERATOR MODEL : ENRAF-NONIUS REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 1.5418 REMARK 200 MONOCHROMATOR : GRAPHITE REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : IMAGE PLATE REMARK 200 DETECTOR MANUFACTURER : MARRESEARCH REMARK 200 INTENSITY-INTEGRATION SOFTWARE : MOSFLM REMARK 200 DATA SCALING SOFTWARE : SCALA REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 27747 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.760 REMARK 200 RESOLUTION RANGE LOW (A) : 44.700 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : 4.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 97.5 REMARK 200 DATA REDUNDANCY : 4.100 REMARK 200 R MERGE (I) : NULL REMARK 200 R SYM (I) : 0.07400 REMARK 200 FOR THE DATA SET : 7.7000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.76 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 2.92 REMARK 200 COMPLETENESS FOR SHELL (%) : 97.9 REMARK 200 DATA REDUNDANCY IN SHELL : 4.00 REMARK 200 R MERGE FOR SHELL (I) : NULL REMARK 200 R SYM FOR SHELL (I) : 0.44300 REMARK 200 FOR SHELL : 1.700 REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT REMARK 200 SOFTWARE USED: X-PLOR REMARK 200 STARTING MODEL: PDB ENTRY 1QM4 REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 61.00 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 3.20 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 16% PEG 10000, 10MM L-METHIONINE, REMARK 280 100MM HEPES PH=7.5 (SOAKING IN 30 MM ATP SOLUTION), PH 7.50 REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 41 2 2 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -X,-Y,Z+1/2 REMARK 290 3555 -Y,X,Z+1/4 REMARK 290 4555 Y,-X,Z+3/4 REMARK 290 5555 -X,Y,-Z REMARK 290 6555 X,-Y,-Z+1/2 REMARK 290 7555 Y,X,-Z+3/4 REMARK 290 8555 -Y,-X,-Z+1/4 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 0.00000 REMARK 290 SMTRY3 2 0.000000 0.000000 1.000000 80.17000 REMARK 290 SMTRY1 3 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY2 3 1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY3 3 0.000000 0.000000 1.000000 40.08500 REMARK 290 SMTRY1 4 0.000000 1.000000 0.000000 0.00000 REMARK 290 SMTRY2 4 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY3 4 0.000000 0.000000 1.000000 120.25500 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 0.00000 REMARK 290 SMTRY1 6 1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 6 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 6 0.000000 0.000000 -1.000000 80.17000 REMARK 290 SMTRY1 7 0.000000 1.000000 0.000000 0.00000 REMARK 290 SMTRY2 7 1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY3 7 0.000000 0.000000 -1.000000 120.25500 REMARK 290 SMTRY1 8 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY2 8 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY3 8 0.000000 0.000000 -1.000000 40.08500 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: TETRAMERIC REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: TETRAMERIC REMARK 350 SOFTWARE USED: PQS 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 350 BIOMT1 2 0.000000 1.000000 0.000000 0.00000 REMARK 350 BIOMT2 2 1.000000 0.000000 0.000000 0.00000 REMARK 350 BIOMT3 2 0.000000 0.000000 -1.000000 120.25500 REMARK 400 REMARK 400 COMPOUND REMARK 400 CATALYSES THE REACTION BETWEEN ATP AND L-METHIONINE, REMARK 400 RESULTING IN THE FORMATION OF S-ADENOSYLMETHIONINE 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 ASN A 2 REMARK 465 GLY A 3 REMARK 465 PRO A 4 REMARK 465 VAL A 5 REMARK 465 ASP A 6 REMARK 465 GLY A 7 REMARK 465 LEU A 8 REMARK 465 CYS A 9 REMARK 465 ASP A 10 REMARK 465 HIS A 11 REMARK 465 SER A 12 REMARK 465 LEU A 13 REMARK 465 SER A 14 REMARK 465 GLU A 15 REMARK 465 GLU A 16 REMARK 465 ASP A 117 REMARK 465 ILE A 118 REMARK 465 ALA A 119 REMARK 465 GLN A 120 REMARK 465 CYS A 121 REMARK 465 VAL A 122 REMARK 465 HIS A 123 REMARK 465 LEU A 124 REMARK 465 ASP A 125 REMARK 465 ARG A 126 REMARK 465 ASN A 127 REMARK 465 GLU A 128 REMARK 465 MET B 1 REMARK 465 ASN B 2 REMARK 465 GLY B 3 REMARK 465 PRO B 4 REMARK 465 VAL B 5 REMARK 465 ASP B 6 REMARK 465 GLY B 7 REMARK 465 LEU B 8 REMARK 465 CYS B 9 REMARK 465 ASP B 10 REMARK 465 HIS B 11 REMARK 465 SER B 12 REMARK 465 LEU B 13 REMARK 465 SER B 14 REMARK 465 GLU B 15 REMARK 465 GLU B 16 REMARK 465 ASP B 117 REMARK 465 ILE B 118 REMARK 465 ALA B 119 REMARK 465 GLN B 120 REMARK 465 CYS B 121 REMARK 465 VAL B 122 REMARK 465 HIS B 123 REMARK 465 LEU B 124 REMARK 465 ASP B 125 REMARK 465 ARG B 126 REMARK 465 ASN B 127 REMARK 465 GLU B 128 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 OH TYR B 272 O HOH B 2059 2.08 REMARK 500 N MET A 1397 O2B ATP B 1397 2.15 REMARK 500 REMARK 500 REMARK: NULL 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 178 NE - CZ - NH2 ANGL. DEV. = 3.2 DEGREES REMARK 500 ARG A 250 NE - CZ - NH2 ANGL. DEV. = 3.2 DEGREES REMARK 500 ARG A 344 NE - CZ - NH2 ANGL. DEV. = 3.3 DEGREES REMARK 500 ARG B 178 NE - CZ - NH2 ANGL. DEV. = 3.2 DEGREES REMARK 500 ALA B 195 O - C - N ANGL. DEV. = 9.8 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 ALA A 18 146.18 -21.95 REMARK 500 ASP A 50 88.79 -161.81 REMARK 500 PRO A 51 -6.90 -59.13 REMARK 500 ALA A 56 84.53 -151.21 REMARK 500 LYS A 62 99.79 -165.80 REMARK 500 THR A 63 86.71 43.53 REMARK 500 PHE A 100 137.27 -175.02 REMARK 500 GLN A 114 -152.17 -83.03 REMARK 500 SER A 115 -47.11 -141.66 REMARK 500 ASP A 130 40.62 -109.58 REMARK 500 VAL A 131 -77.09 -48.23 REMARK 500 ASP A 135 118.44 63.70 REMARK 500 GLN A 136 132.78 -34.00 REMARK 500 CYS A 150 35.64 70.72 REMARK 500 ASP A 192 88.77 -164.53 REMARK 500 ASN A 193 47.83 23.29 REMARK 500 ALA A 195 151.98 166.99 REMARK 500 VAL A 196 107.66 28.65 REMARK 500 PHE A 251 66.21 -153.77 REMARK 500 VAL A 252 -79.71 -86.02 REMARK 500 GLN A 257 -74.31 -137.19 REMARK 500 ASP A 259 -25.26 65.79 REMARK 500 ALA A 260 148.52 173.36 REMARK 500 LYS A 266 52.01 -116.87 REMARK 500 THR A 271 -105.89 -116.37 REMARK 500 PHE A 283 -64.68 -94.38 REMARK 500 ARG A 293 -65.37 -94.24 REMARK 500 CYS A 312 159.18 177.06 REMARK 500 SER A 330 118.03 90.02 REMARK 500 TYR A 336 44.54 -108.08 REMARK 500 THR A 342 115.86 93.76 REMARK 500 ARG A 344 41.69 90.42 REMARK 500 GLU A 345 -42.33 -152.56 REMARK 500 LEU A 356 23.00 -70.51 REMARK 500 LEU A 394 91.71 72.39 REMARK 500 ALA B 18 145.84 -22.28 REMARK 500 ASP B 50 88.71 -162.32 REMARK 500 PRO B 51 -6.71 -59.51 REMARK 500 ALA B 56 84.58 -150.64 REMARK 500 LYS B 62 99.53 -165.70 REMARK 500 THR B 63 85.91 43.89 REMARK 500 PHE B 100 137.63 -174.96 REMARK 500 GLN B 114 -151.82 -83.23 REMARK 500 SER B 115 -47.60 -141.52 REMARK 500 VAL B 131 -76.63 -48.36 REMARK 500 ASP B 135 119.41 60.00 REMARK 500 GLN B 136 131.66 -33.82 REMARK 500 CYS B 150 36.31 70.93 REMARK 500 ASP B 192 88.78 -164.67 REMARK 500 ASN B 193 47.50 23.59 REMARK 500 REMARK 500 THIS ENTRY HAS 71 RAMACHANDRAN OUTLIERS. REMARK 500 REMARK 500 REMARK: NULL REMARK 525 REMARK 525 SOLVENT REMARK 525 REMARK 525 THE SOLVENT MOLECULES HAVE CHAIN IDENTIFIERS THAT REMARK 525 INDICATE THE POLYMER CHAIN WITH WHICH THEY ARE MOST REMARK 525 CLOSELY ASSOCIATED. THE REMARK LISTS ALL THE SOLVENT REMARK 525 MOLECULES WHICH ARE MORE THAN 5A AWAY FROM THE REMARK 525 NEAREST POLYMER CHAIN (M = MODEL NUMBER; REMARK 525 RES=RESIDUE NAME; C=CHAIN IDENTIFIER; SSEQ=SEQUENCE REMARK 525 NUMBER; I=INSERTION CODE): REMARK 525 REMARK 525 M RES CSSEQI REMARK 525 HOH B2017 DISTANCE = 5.87 ANGSTROMS 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 A1401 MG REMARK 620 N RES CSSEQI ATOM REMARK 620 1 GLU A 24 OE2 REMARK 620 2 ATP B1397 O3G 166.0 REMARK 620 N 1 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 MG A1400 MG REMARK 620 N RES CSSEQI ATOM REMARK 620 1 HIS A 30 NE2 REMARK 620 2 MET A1397 O 120.9 REMARK 620 3 ATP B1397 O2G 54.0 78.4 REMARK 620 N 1 2 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 MG A1399 MG REMARK 620 N RES CSSEQI ATOM REMARK 620 1 SER A 248 OG REMARK 620 2 MET A1397 SD 117.6 REMARK 620 N 1 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 K A1402 K REMARK 620 N RES CSSEQI ATOM REMARK 620 1 GLY A 264 O REMARK 620 2 ARG B 265 O 109.0 REMARK 620 N 1 REMARK 700 REMARK 700 SHEET REMARK 700 THE SHEET STRUCTURE OF THIS MOLECULE IS BIFURCATED. IN REMARK 700 ORDER TO REPRESENT THIS FEATURE IN THE SHEET RECORDS BELOW, REMARK 700 TWO SHEETS ARE DEFINED. REMARK 800 REMARK 800 SITE REMARK 800 SITE_IDENTIFIER: AC1 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE PO4 A1398 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE MG A1399 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC3 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE MG A1400 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC4 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE MG A1401 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC5 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE K A1402 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC6 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE PO4 B1398 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC7 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE K B1399 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC8 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE MET A1397 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC9 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE ATP B1397 REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 1O90 RELATED DB: PDB REMARK 900 METHIONINE ADENOSYLTRANSFERASE COMPLEXED WITH A L-METHIONINE REMARK 900 ANALOGOUS REMARK 900 RELATED ID: 1O92 RELATED DB: PDB REMARK 900 METHIONINE ADENOSYLTRANSFERASE COMPLEXED WITH ADP AND A L- REMARK 900 METHIONINE ANALOGOUS REMARK 900 RELATED ID: 1O93 RELATED DB: PDB REMARK 900 METHIONINE ADENOSYLTRANSFERASE COMPLEXED WITH ATP AND A L- REMARK 900 METHIONINE ANALOGOUS REMARK 900 RELATED ID: 1QM4 RELATED DB: PDB REMARK 900 METHIONINE ADENOSYLTRANSFERASE COMPLEXED WITH A L-METHIONINE REMARK 900 ANALOGOUS REMARK 999 REMARK 999 SEQUENCE REMARK 999 THE SWISS-PROT ACCESSION FOR THIS ENTRY P13444 HAS REMARK 999 A RESIDUE ASN AT POSITION 345. THE DEPOSITORS INDICATE REMARK 999 THAT THIS IS A POSSIBLE ERROR IN THE SWISS-PROT DATABASE REMARK 999 ENTRY FOR THIS PROTEIN, AND THAT RESIDUE 345 ASN DOES REMARK 999 DOES NOT EXIST IN THE STRUCTURE WHICH IS DESCRIBED REMARK 999 HERE. THE DBREF CONSEQUENTLY MAPS TO THE SWISS-PROT REMARK 999 ENTRY IN TWO PARTS AS SHOWN BELOW. DBREF 1O9T A 1 344 UNP P13444 METL_RAT 1 344 DBREF 1O9T A 345 396 UNP P13444 METL_RAT 346 397 DBREF 1O9T B 1 344 UNP P13444 METL_RAT 1 344 DBREF 1O9T B 345 396 UNP P13444 METL_RAT 346 397 SEQRES 1 A 396 MET ASN GLY PRO VAL ASP GLY LEU CYS ASP HIS SER LEU SEQRES 2 A 396 SER GLU GLU GLY ALA PHE MET PHE THR SER GLU SER VAL SEQRES 3 A 396 GLY GLU GLY HIS PRO ASP LYS ILE CYS ASP GLN ILE SER SEQRES 4 A 396 ASP ALA VAL LEU ASP ALA HIS LEU LYS GLN ASP PRO ASN SEQRES 5 A 396 ALA LYS VAL ALA CYS GLU THR VAL CYS LYS THR GLY MET SEQRES 6 A 396 VAL LEU LEU CYS GLY GLU ILE THR SER MET ALA MET ILE SEQRES 7 A 396 ASP TYR GLN ARG VAL VAL ARG ASP THR ILE LYS HIS ILE SEQRES 8 A 396 GLY TYR ASP ASP SER ALA LYS GLY PHE ASP PHE LYS THR SEQRES 9 A 396 CYS ASN VAL LEU VAL ALA LEU GLU GLN GLN SER PRO ASP SEQRES 10 A 396 ILE ALA GLN CYS VAL HIS LEU ASP ARG ASN GLU GLU ASP SEQRES 11 A 396 VAL GLY ALA GLY ASP GLN GLY LEU MET PHE GLY TYR ALA SEQRES 12 A 396 THR ASP GLU THR GLU GLU CYS MET PRO LEU THR ILE VAL SEQRES 13 A 396 LEU ALA HIS LYS LEU ASN THR ARG MET ALA ASP LEU ARG SEQRES 14 A 396 ARG SER GLY VAL LEU PRO TRP LEU ARG PRO ASP SER LYS SEQRES 15 A 396 THR GLN VAL THR VAL GLN TYR VAL GLN ASP ASN GLY ALA SEQRES 16 A 396 VAL ILE PRO VAL ARG VAL HIS THR ILE VAL ILE SER VAL SEQRES 17 A 396 GLN HIS ASN GLU ASP ILE THR LEU GLU ALA MET ARG GLU SEQRES 18 A 396 ALA LEU LYS GLU GLN VAL ILE LYS ALA VAL VAL PRO ALA SEQRES 19 A 396 LYS TYR LEU ASP GLU ASP THR ILE TYR HIS LEU GLN PRO SEQRES 20 A 396 SER GLY ARG PHE VAL ILE GLY GLY PRO GLN GLY ASP ALA SEQRES 21 A 396 GLY VAL THR GLY ARG LYS ILE ILE VAL ASP THR TYR GLY SEQRES 22 A 396 GLY TRP GLY ALA HIS GLY GLY GLY ALA PHE SER GLY LYS SEQRES 23 A 396 ASP TYR THR LYS VAL ASP ARG SER ALA ALA TYR ALA ALA SEQRES 24 A 396 ARG TRP VAL ALA LYS SER LEU VAL LYS ALA GLY LEU CYS SEQRES 25 A 396 ARG ARG VAL LEU VAL GLN VAL SER TYR ALA ILE GLY VAL SEQRES 26 A 396 ALA GLU PRO LEU SER ILE SER ILE PHE THR TYR GLY THR SEQRES 27 A 396 SER LYS LYS THR GLU ARG GLU LEU LEU GLU VAL VAL ASN SEQRES 28 A 396 LYS ASN PHE ASP LEU ARG PRO GLY VAL ILE VAL ARG ASP SEQRES 29 A 396 LEU ASP LEU LYS LYS PRO ILE TYR GLN LYS THR ALA CYS SEQRES 30 A 396 TYR GLY HIS PHE GLY ARG SER GLU PHE PRO TRP GLU VAL SEQRES 31 A 396 PRO LYS LYS LEU VAL PHE SEQRES 1 B 396 MET ASN GLY PRO VAL ASP GLY LEU CYS ASP HIS SER LEU SEQRES 2 B 396 SER GLU GLU GLY ALA PHE MET PHE THR SER GLU SER VAL SEQRES 3 B 396 GLY GLU GLY HIS PRO ASP LYS ILE CYS ASP GLN ILE SER SEQRES 4 B 396 ASP ALA VAL LEU ASP ALA HIS LEU LYS GLN ASP PRO ASN SEQRES 5 B 396 ALA LYS VAL ALA CYS GLU THR VAL CYS LYS THR GLY MET SEQRES 6 B 396 VAL LEU LEU CYS GLY GLU ILE THR SER MET ALA MET ILE SEQRES 7 B 396 ASP TYR GLN ARG VAL VAL ARG ASP THR ILE LYS HIS ILE SEQRES 8 B 396 GLY TYR ASP ASP SER ALA LYS GLY PHE ASP PHE LYS THR SEQRES 9 B 396 CYS ASN VAL LEU VAL ALA LEU GLU GLN GLN SER PRO ASP SEQRES 10 B 396 ILE ALA GLN CYS VAL HIS LEU ASP ARG ASN GLU GLU ASP SEQRES 11 B 396 VAL GLY ALA GLY ASP GLN GLY LEU MET PHE GLY TYR ALA SEQRES 12 B 396 THR ASP GLU THR GLU GLU CYS MET PRO LEU THR ILE VAL SEQRES 13 B 396 LEU ALA HIS LYS LEU ASN THR ARG MET ALA ASP LEU ARG SEQRES 14 B 396 ARG SER GLY VAL LEU PRO TRP LEU ARG PRO ASP SER LYS SEQRES 15 B 396 THR GLN VAL THR VAL GLN TYR VAL GLN ASP ASN GLY ALA SEQRES 16 B 396 VAL ILE PRO VAL ARG VAL HIS THR ILE VAL ILE SER VAL SEQRES 17 B 396 GLN HIS ASN GLU ASP ILE THR LEU GLU ALA MET ARG GLU SEQRES 18 B 396 ALA LEU LYS GLU GLN VAL ILE LYS ALA VAL VAL PRO ALA SEQRES 19 B 396 LYS TYR LEU ASP GLU ASP THR ILE TYR HIS LEU GLN PRO SEQRES 20 B 396 SER GLY ARG PHE VAL ILE GLY GLY PRO GLN GLY ASP ALA SEQRES 21 B 396 GLY VAL THR GLY ARG LYS ILE ILE VAL ASP THR TYR GLY SEQRES 22 B 396 GLY TRP GLY ALA HIS GLY GLY GLY ALA PHE SER GLY LYS SEQRES 23 B 396 ASP TYR THR LYS VAL ASP ARG SER ALA ALA TYR ALA ALA SEQRES 24 B 396 ARG TRP VAL ALA LYS SER LEU VAL LYS ALA GLY LEU CYS SEQRES 25 B 396 ARG ARG VAL LEU VAL GLN VAL SER TYR ALA ILE GLY VAL SEQRES 26 B 396 ALA GLU PRO LEU SER ILE SER ILE PHE THR TYR GLY THR SEQRES 27 B 396 SER LYS LYS THR GLU ARG GLU LEU LEU GLU VAL VAL ASN SEQRES 28 B 396 LYS ASN PHE ASP LEU ARG PRO GLY VAL ILE VAL ARG ASP SEQRES 29 B 396 LEU ASP LEU LYS LYS PRO ILE TYR GLN LYS THR ALA CYS SEQRES 30 B 396 TYR GLY HIS PHE GLY ARG SER GLU PHE PRO TRP GLU VAL SEQRES 31 B 396 PRO LYS LYS LEU VAL PHE HET MET A1397 9 HET PO4 A1398 5 HET MG A1399 1 HET MG A1400 1 HET MG A1401 1 HET K A1402 1 HET ATP B1397 31 HET PO4 B1398 5 HET K B1399 1 HETNAM MET METHIONINE HETNAM PO4 PHOSPHATE ION HETNAM MG MAGNESIUM ION HETNAM K POTASSIUM ION HETNAM ATP ADENOSINE-5'-TRIPHOSPHATE FORMUL 3 MET C5 H11 N O2 S FORMUL 4 PO4 2(O4 P 3-) FORMUL 5 MG 3(MG 2+) FORMUL 8 K 2(K 1+) FORMUL 9 ATP C10 H16 N5 O13 P3 FORMUL 12 HOH *176(H2 O) HELIX 1 1 HIS A 30 LYS A 48 1 19 HELIX 2 2 ASP A 79 GLY A 92 1 14 HELIX 3 3 PRO A 152 GLY A 172 1 21 HELIX 4 4 THR A 215 GLN A 226 1 12 HELIX 5 5 LYS A 290 ALA A 309 1 20 HELIX 6 6 GLU A 345 PHE A 354 1 10 HELIX 7 7 ARG A 357 LEU A 365 1 9 HELIX 8 8 ILE A 371 ALA A 376 1 6 HELIX 9 9 PHE A 386 VAL A 390 5 5 HELIX 10 10 HIS B 30 LYS B 48 1 19 HELIX 11 11 ASP B 79 GLY B 92 1 14 HELIX 12 12 PRO B 152 GLY B 172 1 21 HELIX 13 13 THR B 215 GLN B 226 1 12 HELIX 14 14 LYS B 290 ALA B 309 1 20 HELIX 15 15 GLU B 345 PHE B 354 1 10 HELIX 16 16 ARG B 357 LEU B 365 1 9 HELIX 17 17 ILE B 371 ALA B 376 1 6 HELIX 18 18 PHE B 386 VAL B 390 5 5 SHEET 1 AA 4 PHE A 19 VAL A 26 0 SHEET 2 AA 4 LEU A 177 VAL A 190 -1 O THR A 183 N SER A 25 SHEET 3 AA 4 ILE A 197 HIS A 210 -1 O ILE A 197 N VAL A 190 SHEET 4 AA 4 ILE A 242 LEU A 245 1 O ILE A 242 N ILE A 204 SHEET 1 AB 4 ASN A 106 GLN A 113 0 SHEET 2 AB 4 MET A 65 ILE A 72 1 O VAL A 66 N LEU A 108 SHEET 3 AB 4 CYS A 57 CYS A 61 -1 O GLU A 58 N CYS A 69 SHEET 4 AB 4 GLY A 261 VAL A 262 -1 O GLY A 261 N CYS A 61 SHEET 1 AC 3 GLY A 137 THR A 144 0 SHEET 2 AC 3 ARG A 314 TYR A 321 -1 O VAL A 315 N ALA A 143 SHEET 3 AC 3 ILE A 331 THR A 335 -1 O SER A 332 N GLN A 318 SHEET 1 BA 4 PHE B 19 VAL B 26 0 SHEET 2 BA 4 LEU B 177 VAL B 190 -1 O THR B 183 N SER B 25 SHEET 3 BA 4 ILE B 197 HIS B 210 -1 O ILE B 197 N VAL B 190 SHEET 4 BA 4 ILE B 242 LEU B 245 1 O ILE B 242 N ILE B 204 SHEET 1 BB 4 ASN B 106 VAL B 109 0 SHEET 2 BB 4 MET B 65 ILE B 72 1 O VAL B 66 N LEU B 108 SHEET 3 BB 4 CYS B 57 CYS B 61 -1 O GLU B 58 N CYS B 69 SHEET 4 BB 4 GLY B 261 VAL B 262 -1 O GLY B 261 N CYS B 61 SHEET 1 BC 3 ASN B 106 VAL B 109 0 SHEET 2 BC 3 MET B 65 ILE B 72 1 O VAL B 66 N LEU B 108 SHEET 3 BC 3 GLU B 112 GLN B 113 1 O GLU B 112 N ILE B 72 SHEET 1 BD 3 GLY B 137 THR B 144 0 SHEET 2 BD 3 ARG B 314 TYR B 321 -1 O VAL B 315 N ALA B 143 SHEET 3 BD 3 ILE B 331 THR B 335 -1 O SER B 332 N GLN B 318 LINK OE2 GLU A 24 MG MG A1401 1555 1555 2.39 LINK NE2 HIS A 30 MG MG A1400 1555 1555 2.82 LINK OG SER A 248 MG MG A1399 1555 1555 3.06 LINK O GLY A 264 K K A1402 1555 1555 2.67 LINK SD MET A1397 MG MG A1399 1555 1555 2.87 LINK O MET A1397 MG MG A1400 1555 1555 2.21 LINK MG MG A1400 O2G ATP B1397 1555 1555 2.85 LINK MG MG A1401 O3G ATP B1397 1555 1555 3.15 LINK K K A1402 O ARG B 265 1555 1555 3.13 LINK O SER B 284 K K B1399 1555 1555 3.52 SITE 1 AC1 6 LYS A 182 VAL A 205 SER A 207 PRO A 247 SITE 2 AC1 6 ASP B 135 ATP B1397 SITE 1 AC2 2 SER A 248 MET A1397 SITE 1 AC3 4 HIS A 30 PRO A 31 MET A1397 ATP B1397 SITE 1 AC4 3 GLU A 24 LYS A 266 ATP B1397 SITE 1 AC5 3 GLY A 264 ILE A 267 ARG B 265 SITE 1 AC6 7 ARG A 265 LYS A 266 GLY B 280 GLY B 281 SITE 2 AC6 7 ALA B 282 LYS B 286 HOH B2082 SITE 1 AC7 1 SER B 284 SITE 1 AC8 6 ASP A 180 ARG A 250 PHE A 251 MG A1399 SITE 2 AC8 6 MG A1400 ATP B1397 SITE 1 AC9 13 HIS A 30 LYS A 182 LYS A 266 MET A1397 SITE 2 AC9 13 PO4 A1398 MG A1400 MG A1401 ALA B 56 SITE 3 AC9 13 GLU B 71 ASP B 135 LYS B 286 LYS B 290 SITE 4 AC9 13 HOH B2081 CRYST1 114.990 114.990 160.340 90.00 90.00 90.00 P 41 2 2 16 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 0.008696 0.000000 0.000000 0.00000 SCALE2 0.000000 0.008696 0.000000 0.00000 SCALE3 0.000000 0.000000 0.006237 0.00000 MTRIX1 1 -0.784900 -0.230700 0.575000 11.24210 1 MTRIX2 1 -0.218000 -0.765900 -0.604900 81.49030 1 MTRIX3 1 0.580000 -0.600100 0.550900 27.39660 1