HEADER TRANSCRIPTION/DNA 24-AUG-92 1CMA TITLE MET REPRESSOR/DNA COMPLEX + S-ADENOSYL-METHIONINE COMPND MOL_ID: 1; COMPND 2 MOLECULE: DNA (5'-D(*TP*TP*AP*GP*AP*CP*GP*TP*CP*T)-3'); COMPND 3 CHAIN: C; COMPND 4 ENGINEERED: YES; COMPND 5 MOL_ID: 2; COMPND 6 MOLECULE: DNA (5'-D(*AP*GP*AP*CP*GP*TP*CP*TP*A)-3'); COMPND 7 CHAIN: D; COMPND 8 ENGINEERED: YES; COMPND 9 MOL_ID: 3; COMPND 10 MOLECULE: PROTEIN (MET REPRESSOR); COMPND 11 CHAIN: A, B SOURCE MOL_ID: 1; SOURCE 2 SYNTHETIC: YES; SOURCE 3 MOL_ID: 2; SOURCE 4 SYNTHETIC: YES; SOURCE 5 MOL_ID: 3; SOURCE 6 ORGANISM_SCIENTIFIC: ESCHERICHIA COLI; SOURCE 7 ORGANISM_TAXID: 562 KEYWDS PROTEIN-DNA COMPLEX, DOUBLE HELIX, TRANSCRIPTION-DNA COMPLEX EXPDTA X-RAY DIFFRACTION AUTHOR W.S.SOMERS,S.E.V.PHILLIPS REVDAT 7 07-FEB-24 1CMA 1 REMARK REVDAT 6 29-NOV-17 1CMA 1 HELIX REVDAT 5 24-FEB-09 1CMA 1 VERSN REVDAT 4 01-APR-03 1CMA 1 JRNL REVDAT 3 07-SEP-01 1CMA 1 REMARK REVDAT 2 27-NOV-00 1CMA 5 REVDAT 1 31-OCT-93 1CMA 0 JRNL AUTH W.S.SOMERS,S.E.PHILLIPS JRNL TITL CRYSTAL STRUCTURE OF THE MET REPRESSOR-OPERATOR COMPLEX AT JRNL TITL 2 2.8 A RESOLUTION REVEALS DNA RECOGNITION BY BETA-STRANDS. JRNL REF NATURE V. 359 387 1992 JRNL REFN ISSN 0028-0836 JRNL PMID 1406951 JRNL DOI 10.1038/359387A0 REMARK 1 REMARK 1 REFERENCE 1 REMARK 1 AUTH J.B.RAFFERTY,W.S.SOMERS,I.SAINT-GIRONS,S.E.V.PHILLIPS REMARK 1 TITL THREE-DIMENSIONAL CRYSTAL STRUCTURES OF ESCHERICHIA COLI MET REMARK 1 TITL 2 REPRESSOR WITH AND WITHOUT COREPRESSOR REMARK 1 REF NATURE V. 341 705 1989 REMARK 1 REFN ISSN 0028-0836 REMARK 2 REMARK 2 RESOLUTION. 2.80 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : TNT REMARK 3 AUTHORS : TRONRUD,TEN EYCK,MATTHEWS REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 2.80 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 10.00 REMARK 3 DATA CUTOFF (SIGMA(F)) : NULL REMARK 3 COMPLETENESS FOR RANGE (%) : NULL REMARK 3 NUMBER OF REFLECTIONS : 8856 REMARK 3 REMARK 3 USING DATA ABOVE SIGMA CUTOFF. REMARK 3 CROSS-VALIDATION METHOD : NULL REMARK 3 FREE R VALUE TEST SET SELECTION : NULL REMARK 3 R VALUE (WORKING + TEST SET) : 0.220 REMARK 3 R VALUE (WORKING SET) : NULL REMARK 3 FREE R VALUE : NULL REMARK 3 FREE R VALUE TEST SET SIZE (%) : NULL REMARK 3 FREE R VALUE TEST SET COUNT : NULL REMARK 3 REMARK 3 USING ALL DATA, NO SIGMA CUTOFF. REMARK 3 R VALUE (WORKING + TEST SET, NO CUTOFF) : NULL REMARK 3 R VALUE (WORKING SET, NO CUTOFF) : NULL REMARK 3 FREE R VALUE (NO CUTOFF) : NULL REMARK 3 FREE R VALUE TEST SET SIZE (%, NO CUTOFF) : NULL REMARK 3 FREE R VALUE TEST SET COUNT (NO CUTOFF) : NULL REMARK 3 TOTAL NUMBER OF REFLECTIONS (NO CUTOFF) : NULL REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 1690 REMARK 3 NUCLEIC ACID ATOMS : 386 REMARK 3 HETEROGEN ATOMS : 54 REMARK 3 SOLVENT ATOMS : 36 REMARK 3 REMARK 3 WILSON B VALUE (FROM FCALC, A**2) : NULL REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES. RMS WEIGHT COUNT REMARK 3 BOND LENGTHS (A) : 0.018 ; NULL ; NULL REMARK 3 BOND ANGLES (DEGREES) : 1.680 ; NULL ; NULL REMARK 3 TORSION ANGLES (DEGREES) : NULL ; NULL ; NULL REMARK 3 PSEUDOROTATION ANGLES (DEGREES) : NULL ; NULL ; NULL REMARK 3 TRIGONAL CARBON PLANES (A) : NULL ; NULL ; NULL REMARK 3 GENERAL PLANES (A) : 0.007 ; NULL ; NULL REMARK 3 ISOTROPIC THERMAL FACTORS (A**2) : 6.600 ; NULL ; NULL REMARK 3 NON-BONDED CONTACTS (A) : NULL ; NULL ; NULL REMARK 3 REMARK 3 INCORRECT CHIRAL-CENTERS (COUNT) : NULL REMARK 3 REMARK 3 BULK SOLVENT MODELING. REMARK 3 METHOD USED : NULL REMARK 3 KSOL : NULL REMARK 3 BSOL : NULL REMARK 3 REMARK 3 RESTRAINT LIBRARIES. REMARK 3 STEREOCHEMISTRY : NULL REMARK 3 ISOTROPIC THERMAL FACTOR RESTRAINTS : NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 1CMA COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY NDB. REMARK 100 THE DEPOSITION ID IS D_1000172388. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : NULL REMARK 200 TEMPERATURE (KELVIN) : NULL REMARK 200 PH : 7.00 REMARK 200 NUMBER OF CRYSTALS USED : NULL REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : SRS REMARK 200 BEAMLINE : PX9.6 REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : NULL REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : OSCILLATION CAMERA REMARK 200 DETECTOR MANUFACTURER : ARNDT-WONACOTT REMARK 200 INTENSITY-INTEGRATION SOFTWARE : NULL REMARK 200 DATA SCALING SOFTWARE : NULL REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 8856 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.600 REMARK 200 RESOLUTION RANGE LOW (A) : NULL REMARK 200 REJECTION CRITERIA (SIGMA(I)) : NULL REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : NULL REMARK 200 DATA REDUNDANCY : NULL REMARK 200 R MERGE (I) : NULL REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : NULL REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : NULL REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : NULL 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: NULL REMARK 200 SOFTWARE USED: NULL REMARK 200 STARTING MODEL: NULL REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 58.99 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 3.00 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: PH 7.00, VAPOR DIFFUSION, HANGING DROP REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 62 2 2 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 -X,-Y,Z REMARK 290 5555 Y,-X+Y,Z+2/3 REMARK 290 6555 X-Y,X,Z+1/3 REMARK 290 7555 Y,X,-Z+2/3 REMARK 290 8555 X-Y,-Y,-Z REMARK 290 9555 -X,-X+Y,-Z+1/3 REMARK 290 10555 -Y,-X,-Z+2/3 REMARK 290 11555 -X+Y,Y,-Z REMARK 290 12555 X,X-Y,-Z+1/3 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 56.54000 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 28.27000 REMARK 290 SMTRY1 4 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 4 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 4 0.000000 0.000000 1.000000 0.00000 REMARK 290 SMTRY1 5 0.500000 0.866025 0.000000 0.00000 REMARK 290 SMTRY2 5 -0.866025 0.500000 0.000000 0.00000 REMARK 290 SMTRY3 5 0.000000 0.000000 1.000000 56.54000 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 28.27000 REMARK 290 SMTRY1 7 -0.500000 0.866025 0.000000 0.00000 REMARK 290 SMTRY2 7 0.866025 0.500000 0.000000 0.00000 REMARK 290 SMTRY3 7 0.000000 0.000000 -1.000000 56.54000 REMARK 290 SMTRY1 8 1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 8 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 8 0.000000 0.000000 -1.000000 0.00000 REMARK 290 SMTRY1 9 -0.500000 -0.866025 0.000000 0.00000 REMARK 290 SMTRY2 9 -0.866025 0.500000 0.000000 0.00000 REMARK 290 SMTRY3 9 0.000000 0.000000 -1.000000 28.27000 REMARK 290 SMTRY1 10 0.500000 -0.866025 0.000000 0.00000 REMARK 290 SMTRY2 10 -0.866025 -0.500000 0.000000 0.00000 REMARK 290 SMTRY3 10 0.000000 0.000000 -1.000000 56.54000 REMARK 290 SMTRY1 11 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 11 0.000000 1.000000 0.000000 0.00000 REMARK 290 SMTRY3 11 0.000000 0.000000 -1.000000 0.00000 REMARK 290 SMTRY1 12 0.500000 0.866025 0.000000 0.00000 REMARK 290 SMTRY2 12 0.866025 -0.500000 0.000000 0.00000 REMARK 290 SMTRY3 12 0.000000 0.000000 -1.000000 28.27000 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: OCTAMERIC REMARK 350 APPLY THE FOLLOWING TO CHAINS: C, D, 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 -1.000000 0.000000 0.000000 60.67500 REMARK 350 BIOMT2 2 0.000000 -1.000000 0.000000 105.09218 REMARK 350 BIOMT3 2 0.000000 0.000000 1.000000 0.00000 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 111 O HOH A 111 12565 0.56 REMARK 500 O3' DT C 10 P DA D 11 12565 1.48 REMARK 500 REMARK 500 REMARK: NULL REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: COVALENT BOND LENGTHS 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,2(A3,1X,A1,I4,A1,1X,A4,3X),1X,F6.3) 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 RES CSSEQI ATM2 DEVIATION REMARK 500 DT C 2 O3' DT C 2 C3' -0.050 REMARK 500 DA C 3 O3' DA C 3 C3' -0.057 REMARK 500 DA C 5 O3' DA C 5 C3' -0.058 REMARK 500 DA D 11 O3' DA D 11 C3' -0.098 REMARK 500 DA D 11 N9 DA D 11 C4 0.052 REMARK 500 DG D 12 C5' DG D 12 C4' 0.044 REMARK 500 DG D 12 O4' DG D 12 C1' -0.087 REMARK 500 DG D 12 O3' DG D 12 C3' -0.057 REMARK 500 DG D 12 C1' DG D 12 N9 -0.097 REMARK 500 DG D 12 C2 DG D 12 N3 0.058 REMARK 500 DA D 13 N3 DA D 13 C4 -0.055 REMARK 500 DG D 15 C5 DG D 15 N7 0.038 REMARK 500 GLU A 2 CD GLU A 2 OE2 0.078 REMARK 500 GLU A 6 CD GLU A 6 OE1 0.068 REMARK 500 GLU A 13 CD GLU A 13 OE2 0.070 REMARK 500 GLU A 19 CD GLU A 19 OE2 0.071 REMARK 500 GLU A 59 CD GLU A 59 OE1 0.069 REMARK 500 GLU A 86 CD GLU A 86 OE2 0.068 REMARK 500 GLU A 90 CD GLU A 90 OE2 0.068 REMARK 500 GLU A 100 CD GLU A 100 OE2 0.074 REMARK 500 GLU A 103 CD GLU A 103 OE2 0.073 REMARK 500 GLU B 2 CD GLU B 2 OE2 0.073 REMARK 500 GLU B 13 CD GLU B 13 OE1 0.069 REMARK 500 GLU B 19 CD GLU B 19 OE2 0.076 REMARK 500 GLU B 39 CD GLU B 39 OE2 0.078 REMARK 500 GLU B 79 CD GLU B 79 OE1 0.072 REMARK 500 GLU B 86 CD GLU B 86 OE2 0.070 REMARK 500 GLU B 90 CD GLU B 90 OE1 0.067 REMARK 500 GLU B 103 CD GLU B 103 OE1 0.071 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 DA C 3 O4' - C1' - N9 ANGL. DEV. = -5.5 DEGREES REMARK 500 DG C 4 O4' - C1' - C2' ANGL. DEV. = -5.9 DEGREES REMARK 500 DA C 5 O4' - C1' - N9 ANGL. DEV. = -4.4 DEGREES REMARK 500 DC C 6 O4' - C1' - N1 ANGL. DEV. = 4.6 DEGREES REMARK 500 DG D 12 O4' - C1' - C2' ANGL. DEV. = -6.4 DEGREES REMARK 500 DG D 12 O4' - C1' - N9 ANGL. DEV. = -5.0 DEGREES REMARK 500 DT D 16 O4' - C1' - N1 ANGL. DEV. = 4.5 DEGREES REMARK 500 DC D 17 O4' - C1' - N1 ANGL. DEV. = 1.9 DEGREES REMARK 500 DT D 18 O4' - C1' - C2' ANGL. DEV. = -5.4 DEGREES REMARK 500 ASP A 82 CB - CG - OD2 ANGL. DEV. = -5.6 DEGREES REMARK 500 ASP B 73 CB - CG - OD1 ANGL. DEV. = -5.5 DEGREES REMARK 500 ASP B 75 CB - CG - OD2 ANGL. DEV. = -6.7 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 47 51.79 35.24 REMARK 500 ALA A 51 73.00 -103.61 REMARK 500 GLN A 68 126.94 -28.50 REMARK 500 GLU A 83 -155.23 -132.96 REMARK 500 PRO A 85 156.98 -48.32 REMARK 500 TRP A 102 105.81 -30.08 REMARK 500 GLU B 2 -26.06 -174.59 REMARK 500 HIS B 14 142.71 -39.46 REMARK 500 SER B 18 -0.05 -59.62 REMARK 500 ASN B 46 23.26 -72.80 REMARK 500 ASN B 47 82.63 35.65 REMARK 500 GLN B 68 146.40 -35.73 REMARK 500 ASP B 82 107.72 -56.04 REMARK 500 GLU B 83 -158.48 -143.72 REMARK 500 TRP B 102 100.00 -49.30 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 SAM A 105 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE SAM B 105 DBREF 1CMA A 1 104 UNP P0A8U6 METJ_ECOLI 1 104 DBREF 1CMA B 1 104 UNP P0A8U6 METJ_ECOLI 1 104 DBREF 1CMA C 1 10 PDB 1CMA 1CMA 1 10 DBREF 1CMA D 11 19 PDB 1CMA 1CMA 11 19 SEQRES 1 C 10 DT DT DA DG DA DC DG DT DC DT SEQRES 1 D 9 DA DG DA DC DG DT DC DT DA SEQRES 1 A 104 ALA GLU TRP SER GLY GLU TYR ILE SER PRO TYR ALA GLU SEQRES 2 A 104 HIS GLY LYS LYS SER GLU GLN VAL LYS LYS ILE THR VAL SEQRES 3 A 104 SER ILE PRO LEU LYS VAL LEU LYS ILE LEU THR ASP GLU SEQRES 4 A 104 ARG THR ARG ARG GLN VAL ASN ASN LEU ARG HIS ALA THR SEQRES 5 A 104 ASN SER GLU LEU LEU CYS GLU ALA PHE LEU HIS ALA PHE SEQRES 6 A 104 THR GLY GLN PRO LEU PRO ASP ASP ALA ASP LEU ARG LYS SEQRES 7 A 104 GLU ARG SER ASP GLU ILE PRO GLU ALA ALA LYS GLU ILE SEQRES 8 A 104 MET ARG GLU MET GLY ILE ASN PRO GLU THR TRP GLU TYR SEQRES 1 B 104 ALA GLU TRP SER GLY GLU TYR ILE SER PRO TYR ALA GLU SEQRES 2 B 104 HIS GLY LYS LYS SER GLU GLN VAL LYS LYS ILE THR VAL SEQRES 3 B 104 SER ILE PRO LEU LYS VAL LEU LYS ILE LEU THR ASP GLU SEQRES 4 B 104 ARG THR ARG ARG GLN VAL ASN ASN LEU ARG HIS ALA THR SEQRES 5 B 104 ASN SER GLU LEU LEU CYS GLU ALA PHE LEU HIS ALA PHE SEQRES 6 B 104 THR GLY GLN PRO LEU PRO ASP ASP ALA ASP LEU ARG LYS SEQRES 7 B 104 GLU ARG SER ASP GLU ILE PRO GLU ALA ALA LYS GLU ILE SEQRES 8 B 104 MET ARG GLU MET GLY ILE ASN PRO GLU THR TRP GLU TYR HET SAM A 105 27 HET SAM B 105 27 HETNAM SAM S-ADENOSYLMETHIONINE FORMUL 5 SAM 2(C15 H22 N6 O5 S) FORMUL 7 HOH *36(H2 O) HELIX 1 AA LEU A 30 VAL A 45 1 16 HELIX 2 BA ASN A 53 THR A 66 1 14 HELIX 3 CA GLU A 86 GLU A 94 1 9 HELIX 4 AB LEU B 30 VAL B 45 1 16 HELIX 5 BB ASN B 53 THR B 66 1 14 HELIX 6 CB GLU B 86 GLU B 94 1 9 SHEET 1 S1 2 LYS A 22 ILE A 28 0 SHEET 2 S1 2 LYS B 22 ILE B 28 -1 O ILE B 28 N LYS A 22 SITE 1 AC1 10 ALA A 64 PHE A 65 GLU B 39 ARG B 42 SITE 2 AC1 10 ARG B 43 LEU B 56 GLU B 59 HIS B 63 SITE 3 AC1 10 PRO B 71 ARG B 77 SITE 1 AC2 12 GLU A 39 ARG A 42 ARG A 43 LEU A 56 SITE 2 AC2 12 GLU A 59 HIS A 63 PRO A 71 HOH A 107 SITE 3 AC2 12 PHE B 61 HIS B 63 ALA B 64 PHE B 65 CRYST1 121.350 121.350 84.810 90.00 90.00 120.00 P 62 2 2 24 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 0.008241 0.004758 0.000000 0.00000 SCALE2 0.000000 0.009515 0.000000 0.00000 SCALE3 0.000000 0.000000 0.011791 0.00000