2B3T - Header Asymmetric Unit

HEADER TRANSLATION 21-SEP-05 2B3T

TITLE MOLECULAR BASIS FOR BACTERIAL CLASS 1 RELEASE FACTOR TITLE 2 METHYLATION BY PRMC

COMPND MOL_ID: 1; COMPND 2 MOLECULE: PROTEIN METHYLTRANSFERASE HEMK; COMPND 3 CHAIN: A; COMPND 4 SYNONYM: PROTEIN-GLUTAMINE N- METHYLTRANSFERASE HEMK; COMPND 5 PROTEIN-(GLUTAMINE-N5) MTASE HEMK; M.ECOKHEMKP; COMPND 6 EC: 2.1.1.-; COMPND 7 ENGINEERED: YES; COMPND 8 MOL_ID: 2; COMPND 9 MOLECULE: PEPTIDE CHAIN RELEASE FACTOR 1; COMPND 10 CHAIN: B; COMPND 11 SYNONYM: RF-1; COMPND 12 ENGINEERED: YES

SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: ESCHERICHIA COLI; SOURCE 3 ORGANISM_TAXID: 562; SOURCE 4 GENE: HEMK; SOURCE 5 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 6 EXPRESSION_SYSTEM_TAXID: 562; SOURCE 7 MOL_ID: 2; SOURCE 8 ORGANISM_SCIENTIFIC: ESCHERICHIA COLI; SOURCE 9 ORGANISM_TAXID: 562; SOURCE 10 GENE: PRFA, SUEB, UAR; SOURCE 11 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 12 EXPRESSION_SYSTEM_TAXID: 562

KEYWDS RELEASE FACTOR; TRANSLATION TERMINATION; METHYLATION; KEYWDS 2 CONFORMATIONAL CHANGES

EXPDTA X-RAY DIFFRACTION

AUTHOR M.GRAILLE,V.HEURGUE-HAMARD,S.CHAMP,L.MORA,N.SCRIMA,N.ULRYCK, AUTHOR 2 H.VAN TILBEURGH,R.H.BUCKINGHAM

REVDAT 3 24-FEB-09 2B3T 1 VERSN REVDAT 2 20-FEB-07 2B3T 1 JRNL REVDAT 1 24-JAN-06 2B3T 0

JRNL AUTH M.GRAILLE,V.HEURGUE-HAMARD,S.CHAMP,L.MORA,N.SCRIMA, JRNL AUTH 2 N.ULRYCK,H.VAN TILBEURGH,R.H.BUCKINGHAM JRNL TITL MOLECULAR BASIS FOR BACTERIAL CLASS I RELEASE JRNL TITL 2 FACTOR METHYLATION BY PRMC JRNL REF MOL.CELL V. 20 917 2005 JRNL REFN ISSN 1097-2765 JRNL PMID 16364916 JRNL DOI 10.1016/J.MOLCEL.2005.10.025

REMARK 1

REMARK 2 REMARK 2 RESOLUTION. 3.10 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 REFINEMENT TARGET : ENGH & HUBER REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 3.10 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 20.00 REMARK 3 DATA CUTOFF (SIGMA(F)) : 0.000 REMARK 3 DATA CUTOFF HIGH (ABS(F)) : NULL REMARK 3 DATA CUTOFF LOW (ABS(F)) : NULL REMARK 3 COMPLETENESS (WORKING+TEST) (%) : 99.1 REMARK 3 NUMBER OF REFLECTIONS : 14670 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 CROSS-VALIDATION METHOD : NULL REMARK 3 FREE R VALUE TEST SET SELECTION : 1T43 AND 1GQE REMARK 3 R VALUE (WORKING SET) : 0.244 REMARK 3 FREE R VALUE : 0.303 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 4.900 REMARK 3 FREE R VALUE TEST SET COUNT : 732 REMARK 3 ESTIMATED ERROR OF FREE R VALUE : NULL 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) : NULL REMARK 3 BIN RESOLUTION RANGE LOW (A) : NULL REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : NULL REMARK 3 REFLECTIONS IN BIN (WORKING SET) : NULL REMARK 3 BIN R VALUE (WORKING SET) : NULL REMARK 3 BIN FREE R VALUE : NULL REMARK 3 BIN FREE R VALUE TEST SET SIZE (%) : NULL REMARK 3 BIN FREE R VALUE TEST SET COUNT : NULL REMARK 3 ESTIMATED ERROR OF BIN FREE R VALUE : NULL REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 4541 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 26 REMARK 3 SOLVENT ATOMS : 0 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : NULL REMARK 3 MEAN B VALUE (OVERALL, A**2) : 55.41 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : 5.41300 REMARK 3 B22 (A**2) : 9.77900 REMARK 3 B33 (A**2) : -15.19100 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 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) : 0.080 REMARK 3 BOND ANGLES (DEGREES) : 1.40 REMARK 3 DIHEDRAL ANGLES (DEGREES) : NULL REMARK 3 IMPROPER ANGLES (DEGREES) : NULL REMARK 3 REMARK 3 ISOTROPIC THERMAL MODEL : NULL REMARK 3 REMARK 3 ISOTROPIC THERMAL FACTOR RESTRAINTS. RMS SIGMA REMARK 3 MAIN-CHAIN BOND (A**2) : 1.321 ; 1.500 REMARK 3 MAIN-CHAIN ANGLE (A**2) : 2.358 ; 2.000 REMARK 3 SIDE-CHAIN BOND (A**2) : 1.595 ; 2.000 REMARK 3 SIDE-CHAIN ANGLE (A**2) : 2.636 ; 2.500 REMARK 3 REMARK 3 BULK SOLVENT MODELING. REMARK 3 METHOD USED : NULL REMARK 3 KSOL : NULL REMARK 3 BSOL : 29.44 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 : PROTEIN_REP.PARAM REMARK 3 PARAMETER FILE 2 : SAH.PARAM REMARK 3 PARAMETER FILE 3 : CNS_TOPPAR:WATER_REP.PARAM REMARK 3 PARAMETER FILE 4 : NULL REMARK 3 TOPOLOGY FILE 1 : NULL REMARK 3 TOPOLOGY FILE 2 : NULL REMARK 3 TOPOLOGY FILE 3 : NULL REMARK 3 TOPOLOGY FILE 4 : NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL

REMARK 4 REMARK 4 2B3T COMPLIES WITH FORMAT V. 3.15, 01-DEC-08

REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 17-OCT-05. REMARK 100 THE RCSB ID CODE IS RCSB034639.

REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 03-JUL-04 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : 7.2 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : ESRF REMARK 200 BEAMLINE : ID23-1 REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 0.970 REMARK 200 MONOCHROMATOR : SI 111 CHANNEL REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : CCD REMARK 200 DETECTOR MANUFACTURER : MARRESEARCH REMARK 200 INTENSITY-INTEGRATION SOFTWARE : MARXDS REMARK 200 DATA SCALING SOFTWARE : XSCALE REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 14670 REMARK 200 RESOLUTION RANGE HIGH (A) : 3.100 REMARK 200 RESOLUTION RANGE LOW (A) : 20.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : NULL REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 96.3 REMARK 200 DATA REDUNDANCY : NULL REMARK 200 R MERGE (I) : 0.10400 REMARK 200 R SYM (I) : NULL REMARK 200 <I/SIGMA(I)> FOR THE DATA SET : 12.2500 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 3.10 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 3.20 REMARK 200 COMPLETENESS FOR SHELL (%) : NULL REMARK 200 DATA REDUNDANCY IN SHELL : NULL REMARK 200 R MERGE FOR SHELL (I) : 0.47400 REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 <I/SIGMA(I)> FOR SHELL : 3.820 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 (%): 55.00 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.70 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: AMMONIUM SULFATE, NACL, GLYCEROL, REMARK 280 NA HEPES, PH 7.2, VAPOR DIFFUSION, SITTING DROP, TEMPERATURE REMARK 280 291K

REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 21 21 2 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -X,-Y,Z REMARK 290 3555 -X+1/2,Y+1/2,-Z REMARK 290 4555 X+1/2,-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 0.00000 REMARK 290 SMTRY3 2 0.000000 0.000000 1.000000 0.00000 REMARK 290 SMTRY1 3 -1.000000 0.000000 0.000000 56.77000 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 38.73500 REMARK 290 SMTRY3 3 0.000000 0.000000 -1.000000 0.00000 REMARK 290 SMTRY1 4 1.000000 0.000000 0.000000 56.77000 REMARK 290 SMTRY2 4 0.000000 -1.000000 0.000000 38.73500 REMARK 290 SMTRY3 4 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 300 REMARK: THE HETERODIMER PRESENT IN THE ASYMETRIC UNIT REMARK 300 CORRESPONDS TO THE BIOLOGICAL UNIT.

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: 3470 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 28110 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -2.0 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 B -3 REMARK 465 LYS B -2 REMARK 465 PRO B -1 REMARK 465 SER B 0 REMARK 465 ILE B 1 REMARK 465 VAL B 2 REMARK 465 GLN B 59 REMARK 465 GLU B 60 REMARK 465 ASP B 61 REMARK 465 ILE B 62 REMARK 465 GLU B 63 REMARK 465 THR B 64 REMARK 465 ALA B 65 REMARK 465 GLN B 66 REMARK 465 MET B 67 REMARK 465 MET B 68 REMARK 465 LEU B 69 REMARK 465 ASP B 70 REMARK 465 ASP B 71 REMARK 465 PRO B 72 REMARK 465 GLU B 73 REMARK 465 MET B 74 REMARK 465 ARG B 75 REMARK 465 GLU B 76 REMARK 465 MET B 77 REMARK 465 ALA B 78 REMARK 465 GLN B 79 REMARK 465 ASP B 80 REMARK 465 GLU B 81 REMARK 465 LEU B 82 REMARK 465 ARG B 83 REMARK 465 GLU B 84 REMARK 465 ALA B 85 REMARK 465 LYS B 86 REMARK 465 GLU B 87 REMARK 465 LYS B 88 REMARK 465 SER B 89 REMARK 465 GLU B 90 REMARK 465 GLN B 91 REMARK 465 LEU B 92 REMARK 465 GLU B 93 REMARK 465 GLN B 288 REMARK 465 ALA B 289 REMARK 465 GLU B 290 REMARK 465 ALA B 291 REMARK 465 SER B 292 REMARK 465 THR B 293 REMARK 465 LEU B 297 REMARK 465 LEU B 298 REMARK 465 GLY B 299 REMARK 465 SER B 300 REMARK 465 GLY B 301 REMARK 465 ASP B 302 REMARK 465 ARG B 303 REMARK 465 ALA B 355 REMARK 465 LEU B 356 REMARK 465 SER B 357 REMARK 465 GLU B 358 REMARK 465 GLN B 359 REMARK 465 GLU B 360

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 GLU A 9 -70.31 -59.18 REMARK 500 SER A 12 -78.40 -59.24 REMARK 500 GLN A 13 31.33 -62.29 REMARK 500 LEU A 14 18.59 -140.85 REMARK 500 SER A 19 63.10 -152.60 REMARK 500 ALA A 24 -75.22 -49.62 REMARK 500 ARG A 62 -19.65 -48.81 REMARK 500 PRO A 67 151.56 -43.36 REMARK 500 PRO A 86 14.25 -63.83 REMARK 500 THR A 88 -157.30 -153.36 REMARK 500 PRO A 91 118.05 -37.23 REMARK 500 ALA A 122 -84.32 -35.42 REMARK 500 ARG A 131 72.60 -110.73 REMARK 500 ASN A 160 41.32 -89.64 REMARK 500 TRP A 168 -76.99 66.02 REMARK 500 SER A 170 -61.79 -28.51 REMARK 500 ALA A 173 82.29 -31.05 REMARK 500 TYR A 186 28.16 -141.30 REMARK 500 GLN A 190 53.82 -142.92 REMARK 500 VAL A 199 1.15 -53.36 REMARK 500 SER A 224 -39.70 -34.69 REMARK 500 ASN A 226 19.89 -63.48 REMARK 500 GLN A 242 22.12 -79.61 REMARK 500 ALA A 245 -79.82 -42.90 REMARK 500 VAL A 258 159.50 -43.62 REMARK 500 GLU B 10 12.45 -58.56 REMARK 500 GLU B 13 -30.14 -38.69 REMARK 500 ASP B 21 -63.83 -92.99 REMARK 500 ALA B 26 106.53 -48.79 REMARK 500 GLU B 33 -127.24 70.37 REMARK 500 GLN B 44 -67.47 -90.54 REMARK 500 LEU B 45 -7.83 -52.37 REMARK 500 THR B 53 21.92 -61.62 REMARK 500 ASP B 54 -40.29 -134.71 REMARK 500 GLN B 95 50.26 -102.58 REMARK 500 LEU B 96 90.12 -2.52 REMARK 500 GLN B 97 106.76 -51.39 REMARK 500 VAL B 98 102.94 -44.81 REMARK 500 LEU B 101 -43.35 -132.59 REMARK 500 LYS B 103 164.32 -40.81 REMARK 500 PRO B 105 -93.42 -114.47 REMARK 500 ASP B 107 -52.32 -29.01 REMARK 500 MET B 149 6.28 -151.66 REMARK 500 SER B 150 132.40 174.59 REMARK 500 GLU B 155 -4.86 -57.56 REMARK 500 HIS B 156 26.93 -159.52 REMARK 500 ILE B 162 126.74 168.61 REMARK 500 VAL B 171 -71.34 -93.02 REMARK 500 GLN B 193 -7.68 -57.52 REMARK 500 PRO B 210 109.69 -51.79 REMARK 500 LEU B 214 140.97 -32.52 REMARK 500 ASP B 216 32.93 38.57 REMARK 500 VAL B 217 62.45 -64.81 REMARK 500 ASN B 218 32.82 -149.83 REMARK 500 PRO B 219 -94.91 -54.16 REMARK 500 ARG B 228 105.49 -36.66 REMARK 500 SER B 230 177.68 171.57 REMARK 500 PRO B 250 -99.09 -59.62 REMARK 500 GLU B 260 0.85 -69.02 REMARK 500 GLU B 282 39.29 -76.69 REMARK 500 MET B 283 -36.73 -141.11 REMARK 500 ARG B 295 65.43 -100.84 REMARK 500 ARG B 306 107.68 -16.11 REMARK 500 ARG B 328 59.22 -145.33 REMARK 500 LEU B 340 -52.70 -122.16 REMARK 500 ILE B 344 -8.43 -57.22 REMARK 500 GLN B 349 -71.65 -71.24 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 SAH A 300

REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 1ML5 RELATED DB: PDB REMARK 900 STRUCTURE OF THE E. COLI RIBOSOMAL TERMINATION COMPLEX WITH REMARK 900 RELEASE FACTOR 2 REMARK 900 RELATED ID: 1GQE RELATED DB: PDB REMARK 900 POLYPEPTIDE CHAIN RELEASE FACTOR 2 (RF2) FROM ESCHERICHIA REMARK 900 COLI REMARK 900 RELATED ID: 1NV8 RELATED DB: PDB REMARK 900 N5-GLUTAMINE METHYLTRANSFERASE, HEMK FROM THERMOTOGA REMARK 900 MARITIMA REMARK 900 RELATED ID: 1T43 RELATED DB: PDB REMARK 900 CRYSTAL STRUCTURE ANALYSIS OF E. COLI PROTEIN (N5)- REMARK 900 GLUTAMINE METHYLTRANSFERASE (HEMK)

DBREF 2B3T A 1 276 UNP P37186 HEMK_ECOLI 1 276 DBREF 2B3T B -3 356 UNP P0A7I0 RF1_ECOLI 1 360

SEQADV 2B3T VAL B 217 UNP P0A7I0 ILE 217 CONFLICT

SEQRES 1 A 276 MET GLU TYR GLN HIS TRP LEU ARG GLU ALA ILE SER GLN SEQRES 2 A 276 LEU GLN ALA SER GLU SER PRO ARG ARG ASP ALA GLU ILE SEQRES 3 A 276 LEU LEU GLU HIS VAL THR GLY ARG GLY ARG THR PHE ILE SEQRES 4 A 276 LEU ALA PHE GLY GLU THR GLN LEU THR ASP GLU GLN CYS SEQRES 5 A 276 GLN GLN LEU ASP ALA LEU LEU THR ARG ARG ARG ASP GLY SEQRES 6 A 276 GLU PRO ILE ALA HIS LEU THR GLY VAL ARG GLU PHE TRP SEQRES 7 A 276 SER LEU PRO LEU PHE VAL SER PRO ALA THR LEU ILE PRO SEQRES 8 A 276 ARG PRO ASP THR GLU CYS LEU VAL GLU GLN ALA LEU ALA SEQRES 9 A 276 ARG LEU PRO GLU GLN PRO CYS ARG ILE LEU ASP LEU GLY SEQRES 10 A 276 THR GLY THR GLY ALA ILE ALA LEU ALA LEU ALA SER GLU SEQRES 11 A 276 ARG PRO ASP CYS GLU ILE ILE ALA VAL ASP ARG MET PRO SEQRES 12 A 276 ASP ALA VAL SER LEU ALA GLN ARG ASN ALA GLN HIS LEU SEQRES 13 A 276 ALA ILE LYS ASN ILE HIS ILE LEU GLN SER ASP TRP PHE SEQRES 14 A 276 SER ALA LEU ALA GLY GLN GLN PHE ALA MET ILE VAL SER SEQRES 15 A 276 ASN PRO PRO TYR ILE ASP GLU GLN ASP PRO HIS LEU GLN SEQRES 16 A 276 GLN GLY ASP VAL ARG PHE GLU PRO LEU THR ALA LEU VAL SEQRES 17 A 276 ALA ALA ASP SER GLY MET ALA ASP ILE VAL HIS ILE ILE SEQRES 18 A 276 GLU GLN SER ARG ASN ALA LEU VAL SER GLY GLY PHE LEU SEQRES 19 A 276 LEU LEU GLU HIS GLY TRP GLN GLN GLY GLU ALA VAL ARG SEQRES 20 A 276 GLN ALA PHE ILE LEU ALA GLY TYR HIS ASP VAL GLU THR SEQRES 21 A 276 CYS ARG ASP TYR GLY ASP ASN GLU ARG VAL THR LEU GLY SEQRES 22 A 276 ARG TYR TYR SEQRES 1 B 360 MET LYS PRO SER ILE VAL ALA LYS LEU GLU ALA LEU HIS SEQRES 2 B 360 GLU ARG HIS GLU GLU VAL GLN ALA LEU LEU GLY ASP ALA SEQRES 3 B 360 GLN THR ILE ALA ASP GLN GLU ARG PHE ARG ALA LEU SER SEQRES 4 B 360 ARG GLU TYR ALA GLN LEU SER ASP VAL SER ARG CYS PHE SEQRES 5 B 360 THR ASP TRP GLN GLN VAL GLN GLU ASP ILE GLU THR ALA SEQRES 6 B 360 GLN MET MET LEU ASP ASP PRO GLU MET ARG GLU MET ALA SEQRES 7 B 360 GLN ASP GLU LEU ARG GLU ALA LYS GLU LYS SER GLU GLN SEQRES 8 B 360 LEU GLU GLN GLN LEU GLN VAL LEU LEU LEU PRO LYS ASP SEQRES 9 B 360 PRO ASP ASP GLU ARG ASN ALA PHE LEU GLU VAL ARG ALA SEQRES 10 B 360 GLY THR GLY GLY ASP GLU ALA ALA LEU PHE ALA GLY ASP SEQRES 11 B 360 LEU PHE ARG MET TYR SER ARG TYR ALA GLU ALA ARG ARG SEQRES 12 B 360 TRP ARG VAL GLU ILE MET SER ALA SER GLU GLY GLU HIS SEQRES 13 B 360 GLY GLY TYR LYS GLU ILE ILE ALA LYS ILE SER GLY ASP SEQRES 14 B 360 GLY VAL TYR GLY ARG LEU LYS PHE GLU SER GLY GLY HIS SEQRES 15 B 360 ARG VAL GLN ARG VAL PRO ALA THR GLU SER GLN GLY ARG SEQRES 16 B 360 ILE HIS THR SER ALA CYS THR VAL ALA VAL MET PRO GLU SEQRES 17 B 360 LEU PRO ASP ALA GLU LEU PRO ASP VAL ASN PRO ALA ASP SEQRES 18 B 360 LEU ARG ILE ASP THR PHE ARG SER SER GLY ALA GLY GLY SEQRES 19 B 360 GLN HIS VAL ASN THR THR ASP SER ALA ILE ARG ILE THR SEQRES 20 B 360 HIS LEU PRO THR GLY ILE VAL VAL GLU CYS GLN ASP GLU SEQRES 21 B 360 ARG SER GLN HIS LYS ASN LYS ALA LYS ALA LEU SER VAL SEQRES 22 B 360 LEU GLY ALA ARG ILE HIS ALA ALA GLU MET ALA LYS ARG SEQRES 23 B 360 GLN GLN ALA GLU ALA SER THR ARG ARG ASN LEU LEU GLY SEQRES 24 B 360 SER GLY ASP ARG SER ASP ARG ASN ARG THR TYR ASN PHE SEQRES 25 B 360 PRO GLN GLY ARG VAL THR ASP HIS ARG ILE ASN LEU THR SEQRES 26 B 360 LEU TYR ARG LEU ASP GLU VAL MET GLU GLY LYS LEU ASP SEQRES 27 B 360 MET LEU ILE GLU PRO ILE ILE GLN GLU HIS GLN ALA ASP SEQRES 28 B 360 GLN LEU ALA ALA LEU SER GLU GLN GLU

HET SAH A 300 26

HETNAM SAH S-ADENOSYL-L-HOMOCYSTEINE

FORMUL 3 SAH C14 H20 N6 O5 S

HELIX 1 1 GLU A 2 GLN A 13 1 12 HELIX 2 2 SER A 19 GLY A 33 1 15 HELIX 3 3 GLY A 35 PHE A 42 1 8 HELIX 4 4 THR A 48 ASP A 64 1 17 HELIX 5 5 PRO A 67 THR A 72 1 6 HELIX 6 6 ASP A 94 LEU A 106 1 13 HELIX 7 7 GLY A 121 ARG A 131 1 11 HELIX 8 8 MET A 142 ALA A 157 1 16 HELIX 9 9 PHE A 169 ALA A 173 5 5 HELIX 10 10 ASP A 191 GLN A 196 1 6 HELIX 11 11 GLY A 197 PHE A 201 5 5 HELIX 12 12 ALA A 209 MET A 214 1 6 HELIX 13 13 MET A 214 ARG A 225 1 12 HELIX 14 14 GLN A 242 ALA A 253 1 12 HELIX 15 15 LEU B 5 GLN B 23 1 19 HELIX 16 16 ARG B 34 GLN B 56 1 23 HELIX 17 17 PRO B 105 ARG B 109 5 5 HELIX 18 18 GLY B 121 ARG B 142 1 22 HELIX 19 19 VAL B 171 LYS B 176 1 6 HELIX 20 20 PHE B 177 SER B 179 5 3 HELIX 21 21 SER B 262 HIS B 279 1 18 HELIX 22 22 ARG B 321 ASN B 323 5 3 HELIX 23 23 ARG B 328 GLY B 335 1 8 HELIX 24 24 LEU B 337 LEU B 353 1 17

SHEET 1 A 2 VAL A 74 PHE A 77 0 SHEET 2 A 2 LEU A 80 PHE A 83 -1 O LEU A 82 N ARG A 75 SHEET 1 B 7 ILE A 161 LEU A 164 0 SHEET 2 B 7 GLU A 135 VAL A 139 1 N ALA A 138 O LEU A 164 SHEET 3 B 7 ARG A 112 LEU A 116 1 N ASP A 115 O ILE A 137 SHEET 4 B 7 PHE A 177 SER A 182 1 O VAL A 181 N LEU A 114 SHEET 5 B 7 LEU A 228 GLU A 237 1 O PHE A 233 N ILE A 180 SHEET 6 B 7 GLU A 268 ARG A 274 -1 O THR A 271 N LEU A 236 SHEET 7 B 7 THR A 260 ARG A 262 -1 N CYS A 261 O VAL A 270 SHEET 1 C 8 ILE B 148 GLU B 153 0 SHEET 2 C 8 TYR B 159 ILE B 166 -1 O LYS B 160 N SER B 152 SHEET 3 C 8 ALA B 111 ALA B 117 -1 N VAL B 115 O ILE B 162 SHEET 4 C 8 HIS B 197 ALA B 204 -1 O THR B 202 N ARG B 116 SHEET 5 C 8 GLY B 180 ARG B 186 -1 N ARG B 186 O HIS B 197 SHEET 6 C 8 ARG B 306 ASN B 311 1 O TYR B 310 N ARG B 183 SHEET 7 C 8 ARG B 316 ASP B 319 -1 O ARG B 316 N ASN B 311 SHEET 8 C 8 LEU B 324 LEU B 326 -1 O LEU B 324 N ASP B 319 SHEET 1 D 3 LEU B 222 THR B 226 0 SHEET 2 D 3 SER B 242 HIS B 248 -1 O THR B 247 N ARG B 223 SHEET 3 D 3 VAL B 254 ASP B 259 -1 O VAL B 255 N ILE B 246

SITE 1 AC1 16 THR A 88 LEU A 89 PRO A 91 GLY A 117 SITE 2 AC1 16 THR A 118 GLY A 119 THR A 120 ALA A 122 SITE 3 AC1 16 ASP A 140 ARG A 141 MET A 142 SER A 166 SITE 4 AC1 16 ASP A 167 TRP A 168 ASN A 183 ALA A 206

CRYST1 113.540 77.470 89.490 90.00 90.00 90.00 P 21 21 2 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 0.008807 0.000000 0.000000 0.00000

SCALE2 0.000000 0.012908 0.000000 0.00000

SCALE3 0.000000 0.000000 0.011174 0.00000