HEADER TRANSFERASE 28-APR-04 1T43 TITLE CRYSTAL STRUCTURE ANALYSIS OF E.COLI PROTEIN (N5)-GLUTAMINE TITLE 2 METHYLTRANSFERASE (HEMK) COMPND MOL_ID: 1; COMPND 2 MOLECULE: PROTEIN METHYLTRANSFERASE HEMK; COMPND 3 CHAIN: A; COMPND 4 SYNONYM: PROTEIN-GLUTAMINE N-METHYLTRANSFERASE HEMK, PROTEIN- COMPND 5 GLUTAMINE-N5, MTASE HEMK, M.ECOKHEMKP; COMPND 6 EC: 2.1.1.-; COMPND 7 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: ESCHERICHIA COLI; SOURCE 3 ORGANISM_TAXID: 562; SOURCE 4 GENE: HEMK, B1212, SF1215, S1299; SOURCE 5 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 6 EXPRESSION_SYSTEM_TAXID: 562; SOURCE 7 EXPRESSION_SYSTEM_STRAIN: ER2566; SOURCE 8 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID; SOURCE 9 EXPRESSION_SYSTEM_PLASMID: PAII17 KEYWDS METHYLTRANSFERASE, TRANSFERASE EXPDTA X-RAY DIFFRACTION AUTHOR Z.YANG,L.SHIPMAN,M.ZHANG,B.P.ANTON,R.J.ROBERTS,X.CHENG REVDAT 5 23-AUG-23 1T43 1 REMARK REVDAT 4 10-SEP-14 1T43 1 JRNL VERSN REVDAT 3 24-FEB-09 1T43 1 VERSN REVDAT 2 12-OCT-04 1T43 1 JRNL REVDAT 1 29-JUN-04 1T43 0 JRNL AUTH Z.YANG,L.SHIPMAN,M.ZHANG,B.P.ANTON,R.J.ROBERTS,X.CHENG JRNL TITL STRUCTURAL CHARACTERIZATION AND COMPARATIVE PHYLOGENETIC JRNL TITL 2 ANALYSIS OF ESCHERICHIA COLI HEMK, A PROTEIN (N5)-GLUTAMINE JRNL TITL 3 METHYLTRANSFERASE. JRNL REF J.MOL.BIOL. V. 340 695 2004 JRNL REFN ISSN 0022-2836 JRNL PMID 15223314 JRNL DOI 10.1016/J.JMB.2004.05.019 REMARK 2 REMARK 2 RESOLUTION. 3.20 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) : 3.20 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 20.00 REMARK 3 DATA CUTOFF (SIGMA(F)) : 0.000 REMARK 3 DATA CUTOFF HIGH (ABS(F)) : 10000000.000 REMARK 3 DATA CUTOFF LOW (ABS(F)) : 0.0010 REMARK 3 COMPLETENESS (WORKING+TEST) (%) : 99.8 REMARK 3 NUMBER OF REFLECTIONS : 7613 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) : 0.289 REMARK 3 FREE R VALUE : 0.315 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 5.100 REMARK 3 FREE R VALUE TEST SET COUNT : 392 REMARK 3 ESTIMATED ERROR OF FREE R VALUE : 0.017 REMARK 3 REMARK 3 FIT IN THE HIGHEST RESOLUTION BIN. REMARK 3 TOTAL NUMBER OF BINS USED : 6 REMARK 3 BIN RESOLUTION RANGE HIGH (A) : 3.20 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 3.40 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : 99.80 REMARK 3 REFLECTIONS IN BIN (WORKING SET) : 1194 REMARK 3 BIN R VALUE (WORKING SET) : 0.3610 REMARK 3 BIN FREE R VALUE : 0.3630 REMARK 3 BIN FREE R VALUE TEST SET SIZE (%) : 5.20 REMARK 3 BIN FREE R VALUE TEST SET COUNT : 65 REMARK 3 ESTIMATED ERROR OF BIN FREE R VALUE : 0.045 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 2151 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) : 49.20 REMARK 3 MEAN B VALUE (OVERALL, A**2) : 54.00 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : 0.12000 REMARK 3 B22 (A**2) : 0.12000 REMARK 3 B33 (A**2) : -0.24000 REMARK 3 B12 (A**2) : -2.41000 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) : 0.47 REMARK 3 ESD FROM SIGMAA (A) : 0.35 REMARK 3 LOW RESOLUTION CUTOFF (A) : 20.0 REMARK 3 REMARK 3 CROSS-VALIDATED ESTIMATED COORDINATE ERROR. REMARK 3 ESD FROM C-V LUZZATI PLOT (A) : 0.49 REMARK 3 ESD FROM C-V SIGMAA (A) : 0.46 REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES. REMARK 3 BOND LENGTHS (A) : 0.009 REMARK 3 BOND ANGLES (DEGREES) : 1.800 REMARK 3 DIHEDRAL ANGLES (DEGREES) : 23.00 REMARK 3 IMPROPER ANGLES (DEGREES) : 1.100 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 BULK SOLVENT MODELING. REMARK 3 METHOD USED : FLAT MODEL REMARK 3 KSOL : 0.23 REMARK 3 BSOL : 16.85 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 : 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 1T43 COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 03-MAY-04. REMARK 100 THE DEPOSITION ID IS D_1000022286. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 23-FEB-01 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : 7.5 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : NSLS REMARK 200 BEAMLINE : X25 REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 1.0090,1.0069 REMARK 200 MONOCHROMATOR : SI REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : CCD REMARK 200 DETECTOR MANUFACTURER : ADSC QUANTUM 315 REMARK 200 INTENSITY-INTEGRATION SOFTWARE : HKL-2000 REMARK 200 DATA SCALING SOFTWARE : SCALEPACK REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 7675 REMARK 200 RESOLUTION RANGE HIGH (A) : 3.190 REMARK 200 RESOLUTION RANGE LOW (A) : 25.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : -3.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 99.8 REMARK 200 DATA REDUNDANCY : 5.100 REMARK 200 R MERGE (I) : 0.07500 REMARK 200 R SYM (I) : NULL REMARK 200 <I/SIGMA(I)> FOR THE DATA SET : 14.8000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 3.19 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 3.30 REMARK 200 COMPLETENESS FOR SHELL (%) : 100.0 REMARK 200 DATA REDUNDANCY IN SHELL : 4.80 REMARK 200 R MERGE FOR SHELL (I) : 0.25000 REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 <I/SIGMA(I)> FOR SHELL : 6.000 REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: MAD REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT REMARK 200 SOFTWARE USED: AMORE REMARK 200 STARTING MODEL: 1NV8 REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 66.00 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 3.60 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: AMMONIUM SULFATE, TRIS, PH 7.5, VAPOR REMARK 280 DIFFUSION, HANGING DROP, TEMPERATURE 289K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 63 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -Y,X-Y,Z REMARK 290 3555 -X+Y,-X,Z REMARK 290 4555 -X,-Y,Z+1/2 REMARK 290 5555 Y,-X+Y,Z+1/2 REMARK 290 6555 X-Y,X,Z+1/2 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 0.00000 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 0.00000 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 20.29150 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 20.29150 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 20.29150 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: MONOMERIC REMARK 350 APPLY THE FOLLOWING TO CHAINS: A 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 TYR A 276 REMARK 465 GLN A 277 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 O ASP A 266 ND2 ASN A 267 1.42 REMARK 500 OE1 GLU A 2 O GLU A 44 1.68 REMARK 500 O SER A 85 N ALA A 87 2.02 REMARK 500 O PHE A 77 N SER A 79 2.06 REMARK 500 OD2 ASP A 140 O2' SAH A 300 2.07 REMARK 500 OD1 ASP A 263 O ASN A 267 2.10 REMARK 500 O PHE A 250 N GLY A 254 2.17 REMARK 500 NE1 TRP A 6 OE1 GLN A 46 2.19 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 VAL A 31 C VAL A 31 O -0.114 REMARK 500 THR A 45 C THR A 45 O -0.215 REMARK 500 TRP A 78 C TRP A 78 O -0.119 REMARK 500 PRO A 86 C PRO A 86 O -0.144 REMARK 500 LEU A 125 C LEU A 125 O -0.132 REMARK 500 ALA A 210 C ALA A 210 O -0.163 REMARK 500 TYR A 255 C TYR A 255 O -0.161 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 SER A 19 O - C - N ANGL. DEV. = 12.3 DEGREES REMARK 500 PRO A 20 CA - N - CD ANGL. DEV. = -10.3 DEGREES REMARK 500 PRO A 20 N - CA - C ANGL. DEV. = 19.9 DEGREES REMARK 500 GLY A 43 N - CA - C ANGL. DEV. = -18.5 DEGREES REMARK 500 THR A 45 CA - C - O ANGL. DEV. = -15.2 DEGREES REMARK 500 THR A 45 CA - C - N ANGL. DEV. = 18.1 DEGREES REMARK 500 TRP A 78 O - C - N ANGL. DEV. = -12.2 DEGREES REMARK 500 PHE A 83 CA - C - O ANGL. DEV. = -12.7 DEGREES REMARK 500 ALA A 87 O - C - N ANGL. DEV. = 10.7 DEGREES REMARK 500 PRO A 110 C - N - CD ANGL. DEV. = -15.7 DEGREES REMARK 500 PRO A 110 CA - N - CD ANGL. DEV. = -9.5 DEGREES REMARK 500 ASN A 267 C - N - CA ANGL. DEV. = -19.2 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 LEU A 14 6.93 -69.94 REMARK 500 GLU A 18 -154.89 -128.72 REMARK 500 PRO A 20 -71.19 -41.45 REMARK 500 VAL A 31 -84.65 -58.19 REMARK 500 GLN A 46 -160.16 -78.58 REMARK 500 TRP A 78 -47.19 -20.02 REMARK 500 PRO A 86 11.37 -38.75 REMARK 500 THR A 88 -169.68 -112.03 REMARK 500 PRO A 91 99.06 -43.80 REMARK 500 ASP A 94 -14.98 -36.58 REMARK 500 ALA A 104 -2.85 -57.38 REMARK 500 PRO A 110 -80.81 -64.59 REMARK 500 CYS A 111 130.34 -39.83 REMARK 500 ARG A 112 81.83 64.12 REMARK 500 ARG A 131 75.24 -119.99 REMARK 500 PRO A 143 -39.91 -30.75 REMARK 500 GLN A 150 -36.75 -39.48 REMARK 500 ALA A 157 86.32 43.13 REMARK 500 TRP A 168 -87.98 -3.06 REMARK 500 SER A 170 -71.39 -26.96 REMARK 500 ALA A 173 -6.99 -143.48 REMARK 500 GLN A 176 64.06 -63.19 REMARK 500 SER A 182 138.46 -171.70 REMARK 500 ASP A 198 -31.14 -38.70 REMARK 500 ALA A 210 -72.15 -88.38 REMARK 500 ASP A 211 -78.50 -33.12 REMARK 500 LEU A 228 69.60 65.05 REMARK 500 SER A 230 87.42 43.04 REMARK 500 TYR A 255 -73.72 -120.54 REMARK 500 ASP A 263 -111.36 -93.44 REMARK 500 TYR A 264 -93.44 -92.36 REMARK 500 ASN A 267 -146.44 -162.98 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 DBREF 1T43 A 1 277 UNP P0ACC1 HEMK_ECOLI 1 277 SEQRES 1 A 277 MET GLU TYR GLN HIS TRP LEU ARG GLU ALA ILE SER GLN SEQRES 2 A 277 LEU GLN ALA SER GLU SER PRO ARG ARG ASP ALA GLU ILE SEQRES 3 A 277 LEU LEU GLU HIS VAL THR GLY ARG GLY ARG THR PHE ILE SEQRES 4 A 277 LEU ALA PHE GLY GLU THR GLN LEU THR ASP GLU GLN CYS SEQRES 5 A 277 GLN GLN LEU ASP ALA LEU LEU THR ARG ARG ARG ASP GLY SEQRES 6 A 277 GLU PRO ILE ALA HIS LEU THR GLY VAL ARG GLU PHE TRP SEQRES 7 A 277 SER LEU PRO LEU PHE VAL SER PRO ALA THR LEU ILE PRO SEQRES 8 A 277 ARG PRO ASP THR GLU CYS LEU VAL GLU GLN ALA LEU ALA SEQRES 9 A 277 ARG LEU PRO GLU GLN PRO CYS ARG ILE LEU ASP LEU GLY SEQRES 10 A 277 THR GLY THR GLY ALA ILE ALA LEU ALA LEU ALA SER GLU SEQRES 11 A 277 ARG PRO ASP CYS GLU ILE ILE ALA VAL ASP ARG MET PRO SEQRES 12 A 277 ASP ALA VAL SER LEU ALA GLN ARG ASN ALA GLN HIS LEU SEQRES 13 A 277 ALA ILE LYS ASN ILE HIS ILE LEU GLN SER ASP TRP PHE SEQRES 14 A 277 SER ALA LEU ALA GLY GLN GLN PHE ALA MET ILE VAL SER SEQRES 15 A 277 ASN PRO PRO TYR ILE ASP GLU GLN ASP PRO HIS LEU GLN SEQRES 16 A 277 GLN GLY ASP VAL ARG PHE GLU PRO LEU THR ALA LEU VAL SEQRES 17 A 277 ALA ALA ASP SER GLY MET ALA ASP ILE VAL HIS ILE ILE SEQRES 18 A 277 GLU GLN SER ARG ASN ALA LEU VAL SER GLY GLY PHE LEU SEQRES 19 A 277 LEU LEU GLU HIS GLY TRP GLN GLN GLY GLU ALA VAL ARG SEQRES 20 A 277 GLN ALA PHE ILE LEU ALA GLY TYR HIS ASP VAL GLU THR SEQRES 21 A 277 CYS ARG ASP TYR GLY ASP ASN GLU ARG VAL THR LEU GLY SEQRES 22 A 277 ARG TYR TYR GLN HET SAH A 300 26 HETNAM SAH S-ADENOSYL-L-HOMOCYSTEINE FORMUL 2 SAH C14 H20 N6 O5 S HELIX 1 1 TYR A 3 SER A 12 1 10 HELIX 2 2 PRO A 20 GLU A 29 1 10 HELIX 3 3 GLY A 35 PHE A 42 1 8 HELIX 4 4 THR A 48 GLY A 65 1 18 HELIX 5 5 PRO A 67 GLY A 73 1 7 HELIX 6 6 GLU A 96 ALA A 104 1 9 HELIX 7 7 GLY A 121 ARG A 131 1 11 HELIX 8 8 MET A 142 LEU A 156 1 15 HELIX 9 9 ASP A 191 GLU A 202 5 12 HELIX 10 10 PRO A 203 VAL A 208 1 6 HELIX 11 11 MET A 214 ASN A 226 1 13 HELIX 12 12 GLY A 239 GLN A 241 5 3 HELIX 13 13 GLN A 242 GLY A 254 1 13 SHEET 1 A 2 VAL A 74 GLU A 76 0 SHEET 2 A 2 PRO A 81 PHE A 83 -1 O LEU A 82 N ARG A 75 SHEET 1 B 7 ILE A 161 GLN A 165 0 SHEET 2 B 7 ILE A 136 ASP A 140 1 N ALA A 138 O HIS A 162 SHEET 3 B 7 ILE A 113 LEU A 116 1 N ASP A 115 O ILE A 137 SHEET 4 B 7 MET A 179 SER A 182 1 O VAL A 181 N LEU A 116 SHEET 5 B 7 PHE A 233 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 GLU A 259 ARG A 262 -1 N GLU A 259 O LEU A 272 SITE 1 AC1 10 GLY A 117 THR A 118 ASP A 140 ARG A 141 SITE 2 AC1 10 MET A 142 SER A 166 ASP A 167 TRP A 168 SITE 3 AC1 10 ASN A 183 ALA A 206 CRYST1 138.933 138.933 40.583 90.00 90.00 120.00 P 63 6 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 0.007198 0.004155 0.000000 0.00000 SCALE2 0.000000 0.008311 0.000000 0.00000 SCALE3 0.000000 0.000000 0.024641 0.00000