HEADER HYDROLASE 04-DEC-02 1NC1 TITLE CRYSTAL STRUCTURE OF E. COLI MTA/ADOHCY NUCLEOSIDASE COMPLEXED WITH TITLE 2 5'-METHYLTHIOTUBERCIDIN (MTH) COMPND MOL_ID: 1; COMPND 2 MOLECULE: MTA/SAH NUCLEOSIDASE; COMPND 3 CHAIN: A, B; COMPND 4 SYNONYM: P46, MTA/ADOHCY NUCLEOSIDASE; COMPND 5 EC: 3.2.2.9, 3.2.2.16; COMPND 6 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: ESCHERICHIA COLI; SOURCE 3 ORGANISM_TAXID: 562; SOURCE 4 GENE: MTN OR PFS OR B0159 OR Z0170 OR ECS0163; SOURCE 5 EXPRESSION_SYSTEM: ESCHERICHIA COLI BL21; SOURCE 6 EXPRESSION_SYSTEM_TAXID: 511693; SOURCE 7 EXPRESSION_SYSTEM_STRAIN: BL21; SOURCE 8 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID; SOURCE 9 EXPRESSION_SYSTEM_PLASMID: PPROEX HTA KEYWDS MIXED ALPHA/BETA DIMER, HYDROLASE EXPDTA X-RAY DIFFRACTION AUTHOR J.E.LEE,K.A.CORNELL,M.K.RISCOE,P.L.HOWELL REVDAT 4 16-AUG-23 1NC1 1 REMARK SEQADV REVDAT 3 24-FEB-09 1NC1 1 VERSN REVDAT 2 09-DEC-03 1NC1 1 DBREF REVDAT 1 25-NOV-03 1NC1 0 JRNL AUTH J.E.LEE,K.A.CORNELL,M.K.RISCOE,P.L.HOWELL JRNL TITL STRUCTURE OF ESCHERICHIA COLI 5'-METHYLTHIOADENOSINE/ JRNL TITL 2 S-ADENOSYLHOMOCYSTEINE NUCLEOSIDASE INHIBITOR COMPLEXES JRNL TITL 3 PROVIDE INSIGHT INTO THE CONFORMATIONAL CHANGES REQUIRED FOR JRNL TITL 4 SUBSTRATE BINDING AND CATALYSIS. JRNL REF J.BIOL.CHEM. V. 278 8761 2003 JRNL REFN ISSN 0021-9258 JRNL PMID 12496243 JRNL DOI 10.1074/JBC.M210836200 REMARK 2 REMARK 2 RESOLUTION. 2.00 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) : 2.00 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 47.58 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) (%) : 97.8 REMARK 3 NUMBER OF REFLECTIONS : 30742 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) : 0.190 REMARK 3 FREE R VALUE : 0.223 REMARK 3 FREE R VALUE TEST SET SIZE (%) : NULL REMARK 3 FREE R VALUE TEST SET COUNT : 1529 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) : 2.00 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 2.13 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : 98.90 REMARK 3 REFLECTIONS IN BIN (WORKING SET) : NULL REMARK 3 BIN R VALUE (WORKING SET) : 0.2180 REMARK 3 BIN FREE R VALUE : 0.2620 REMARK 3 BIN FREE R VALUE TEST SET SIZE (%) : NULL REMARK 3 BIN FREE R VALUE TEST SET COUNT : 261 REMARK 3 ESTIMATED ERROR OF BIN FREE R VALUE : 0.016 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 3430 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 40 REMARK 3 SOLVENT ATOMS : 202 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 12.40 REMARK 3 MEAN B VALUE (OVERALL, A**2) : 25.00 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : 2.23000 REMARK 3 B22 (A**2) : -1.46000 REMARK 3 B33 (A**2) : -0.77000 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) : 0.20 REMARK 3 ESD FROM SIGMAA (A) : 0.14 REMARK 3 LOW RESOLUTION CUTOFF (A) : 5.00 REMARK 3 REMARK 3 CROSS-VALIDATED ESTIMATED COORDINATE ERROR. REMARK 3 ESD FROM C-V LUZZATI PLOT (A) : 0.25 REMARK 3 ESD FROM C-V SIGMAA (A) : 0.20 REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES. REMARK 3 BOND LENGTHS (A) : 0.012 REMARK 3 BOND ANGLES (DEGREES) : 1.600 REMARK 3 DIHEDRAL ANGLES (DEGREES) : 23.60 REMARK 3 IMPROPER ANGLES (DEGREES) : 0.940 REMARK 3 REMARK 3 ISOTROPIC THERMAL MODEL : OVERALL 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 : NULL REMARK 3 KSOL : NULL REMARK 3 BSOL : 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 : NULL REMARK 3 TOPOLOGY FILE 1 : NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 1NC1 COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 11-DEC-02. REMARK 100 THE DEPOSITION ID IS D_1000017757. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 30-APR-01 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : 4.7 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : NSLS REMARK 200 BEAMLINE : X8C REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 0.82650 REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : CCD REMARK 200 DETECTOR MANUFACTURER : ADSC QUANTUM 4 REMARK 200 INTENSITY-INTEGRATION SOFTWARE : D*TREK, CCDSYS REMARK 200 DATA SCALING SOFTWARE : D*TREK REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 30742 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.000 REMARK 200 RESOLUTION RANGE LOW (A) : 47.580 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : 5.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 97.8 REMARK 200 DATA REDUNDANCY : 4.800 REMARK 200 R MERGE (I) : 0.06200 REMARK 200 R SYM (I) : NULL REMARK 200 <I/SIGMA(I)> FOR THE DATA SET : NULL REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.00 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 2.13 REMARK 200 COMPLETENESS FOR SHELL (%) : 98.9 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 <I/SIGMA(I)> FOR SHELL : NULL REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT REMARK 200 SOFTWARE USED: CNS REMARK 200 STARTING MODEL: PDB ENTRY 1NC3 REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 43.63 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.20 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: PEG 200, SODIUM ACETATE, SODIUM REMARK 280 CHLORIDE, COBALT CHLORIDE, PH 4.7, VAPOR DIFFUSION, HANGING DROP, REMARK 280 TEMPERATURE 293K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 21 21 21 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -X+1/2,-Y,Z+1/2 REMARK 290 3555 -X,Y+1/2,-Z+1/2 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 25.65000 REMARK 290 SMTRY2 2 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 2 0.000000 0.000000 1.000000 63.60000 REMARK 290 SMTRY1 3 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 34.65000 REMARK 290 SMTRY3 3 0.000000 0.000000 -1.000000 63.60000 REMARK 290 SMTRY1 4 1.000000 0.000000 0.000000 25.65000 REMARK 290 SMTRY2 4 0.000000 -1.000000 0.000000 34.65000 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 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: 4180 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 16700 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -29.0 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 PHE A -9 REMARK 465 GLN A -8 REMARK 465 GLY A -7 REMARK 465 ALA A -6 REMARK 465 MET A -5 REMARK 465 ASP A -4 REMARK 465 PRO A -3 REMARK 465 GLU A -2 REMARK 465 PHE B -9 REMARK 465 GLN B -8 REMARK 465 GLY B -7 REMARK 465 ALA B -6 REMARK 465 MET B -5 REMARK 465 ASP B -4 REMARK 465 PRO B -3 REMARK 465 GLU B -2 REMARK 465 PHE B -1 REMARK 465 SER B 0 REMARK 470 REMARK 470 MISSING ATOM REMARK 470 THE FOLLOWING RESIDUES HAVE MISSING ATOMS (M=MODEL NUMBER; REMARK 470 RES=RESIDUE NAME; C=CHAIN IDENTIFIER; SSEQ=SEQUENCE NUMBER; REMARK 470 I=INSERTION CODE): REMARK 470 M RES CSSEQI ATOMS REMARK 470 HIS A 231 CG ND1 CD2 CE1 NE2 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 ND2 ASN B 22 OE1 GLN B 37 2.18 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 LYS A 67 48.78 39.29 REMARK 500 ASP A 149 38.19 -91.04 REMARK 500 SER A 155 -138.68 61.58 REMARK 500 GLU A 172 -157.40 -152.04 REMARK 500 ASP A 200 -169.08 -101.30 REMARK 500 ASP B 149 41.91 -88.51 REMARK 500 SER B 155 -149.14 60.13 REMARK 500 GLU B 174 -30.33 -134.77 REMARK 500 ASP B 200 -168.83 -101.62 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 MTH A 233 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE MTH B 234 REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 1JYS RELATED DB: PDB REMARK 900 THE SAME ENZYME WITH A PARTIALLY OCCUPIED ADENINE LIGAND. DBREF 1NC1 A 1 232 UNP P24247 MTNN_ECOLI 1 232 DBREF 1NC1 B 1 232 UNP P24247 MTNN_ECOLI 1 232 SEQADV 1NC1 PHE A -9 UNP P24247 EXPRESSION TAG SEQADV 1NC1 GLN A -8 UNP P24247 EXPRESSION TAG SEQADV 1NC1 GLY A -7 UNP P24247 EXPRESSION TAG SEQADV 1NC1 ALA A -6 UNP P24247 EXPRESSION TAG SEQADV 1NC1 MET A -5 UNP P24247 EXPRESSION TAG SEQADV 1NC1 ASP A -4 UNP P24247 EXPRESSION TAG SEQADV 1NC1 PRO A -3 UNP P24247 EXPRESSION TAG SEQADV 1NC1 GLU A -2 UNP P24247 EXPRESSION TAG SEQADV 1NC1 PHE A -1 UNP P24247 EXPRESSION TAG SEQADV 1NC1 SER A 0 UNP P24247 EXPRESSION TAG SEQADV 1NC1 PHE B -9 UNP P24247 EXPRESSION TAG SEQADV 1NC1 GLN B -8 UNP P24247 EXPRESSION TAG SEQADV 1NC1 GLY B -7 UNP P24247 EXPRESSION TAG SEQADV 1NC1 ALA B -6 UNP P24247 EXPRESSION TAG SEQADV 1NC1 MET B -5 UNP P24247 EXPRESSION TAG SEQADV 1NC1 ASP B -4 UNP P24247 EXPRESSION TAG SEQADV 1NC1 PRO B -3 UNP P24247 EXPRESSION TAG SEQADV 1NC1 GLU B -2 UNP P24247 EXPRESSION TAG SEQADV 1NC1 PHE B -1 UNP P24247 EXPRESSION TAG SEQADV 1NC1 SER B 0 UNP P24247 EXPRESSION TAG SEQRES 1 A 242 PHE GLN GLY ALA MET ASP PRO GLU PHE SER MET LYS ILE SEQRES 2 A 242 GLY ILE ILE GLY ALA MET GLU GLU GLU VAL THR LEU LEU SEQRES 3 A 242 ARG ASP LYS ILE GLU ASN ARG GLN THR ILE SER LEU GLY SEQRES 4 A 242 GLY CYS GLU ILE TYR THR GLY GLN LEU ASN GLY THR GLU SEQRES 5 A 242 VAL ALA LEU LEU LYS SER GLY ILE GLY LYS VAL ALA ALA SEQRES 6 A 242 ALA LEU GLY ALA THR LEU LEU LEU GLU HIS CYS LYS PRO SEQRES 7 A 242 ASP VAL ILE ILE ASN THR GLY SER ALA GLY GLY LEU ALA SEQRES 8 A 242 PRO THR LEU LYS VAL GLY ASP ILE VAL VAL SER ASP GLU SEQRES 9 A 242 ALA ARG TYR HIS ASP ALA ASP VAL THR ALA PHE GLY TYR SEQRES 10 A 242 GLU TYR GLY GLN LEU PRO GLY CYS PRO ALA GLY PHE LYS SEQRES 11 A 242 ALA ASP ASP LYS LEU ILE ALA ALA ALA GLU ALA CYS ILE SEQRES 12 A 242 ALA GLU LEU ASN LEU ASN ALA VAL ARG GLY LEU ILE VAL SEQRES 13 A 242 SER GLY ASP ALA PHE ILE ASN GLY SER VAL GLY LEU ALA SEQRES 14 A 242 LYS ILE ARG HIS ASN PHE PRO GLN ALA ILE ALA VAL GLU SEQRES 15 A 242 MET GLU ALA THR ALA ILE ALA HIS VAL CYS HIS ASN PHE SEQRES 16 A 242 ASN VAL PRO PHE VAL VAL VAL ARG ALA ILE SER ASP VAL SEQRES 17 A 242 ALA ASP GLN GLN SER HIS LEU SER PHE ASP GLU PHE LEU SEQRES 18 A 242 ALA VAL ALA ALA LYS GLN SER SER LEU MET VAL GLU SER SEQRES 19 A 242 LEU VAL GLN LYS LEU ALA HIS GLY SEQRES 1 B 242 PHE GLN GLY ALA MET ASP PRO GLU PHE SER MET LYS ILE SEQRES 2 B 242 GLY ILE ILE GLY ALA MET GLU GLU GLU VAL THR LEU LEU SEQRES 3 B 242 ARG ASP LYS ILE GLU ASN ARG GLN THR ILE SER LEU GLY SEQRES 4 B 242 GLY CYS GLU ILE TYR THR GLY GLN LEU ASN GLY THR GLU SEQRES 5 B 242 VAL ALA LEU LEU LYS SER GLY ILE GLY LYS VAL ALA ALA SEQRES 6 B 242 ALA LEU GLY ALA THR LEU LEU LEU GLU HIS CYS LYS PRO SEQRES 7 B 242 ASP VAL ILE ILE ASN THR GLY SER ALA GLY GLY LEU ALA SEQRES 8 B 242 PRO THR LEU LYS VAL GLY ASP ILE VAL VAL SER ASP GLU SEQRES 9 B 242 ALA ARG TYR HIS ASP ALA ASP VAL THR ALA PHE GLY TYR SEQRES 10 B 242 GLU TYR GLY GLN LEU PRO GLY CYS PRO ALA GLY PHE LYS SEQRES 11 B 242 ALA ASP ASP LYS LEU ILE ALA ALA ALA GLU ALA CYS ILE SEQRES 12 B 242 ALA GLU LEU ASN LEU ASN ALA VAL ARG GLY LEU ILE VAL SEQRES 13 B 242 SER GLY ASP ALA PHE ILE ASN GLY SER VAL GLY LEU ALA SEQRES 14 B 242 LYS ILE ARG HIS ASN PHE PRO GLN ALA ILE ALA VAL GLU SEQRES 15 B 242 MET GLU ALA THR ALA ILE ALA HIS VAL CYS HIS ASN PHE SEQRES 16 B 242 ASN VAL PRO PHE VAL VAL VAL ARG ALA ILE SER ASP VAL SEQRES 17 B 242 ALA ASP GLN GLN SER HIS LEU SER PHE ASP GLU PHE LEU SEQRES 18 B 242 ALA VAL ALA ALA LYS GLN SER SER LEU MET VAL GLU SER SEQRES 19 B 242 LEU VAL GLN LYS LEU ALA HIS GLY HET MTH A 233 20 HET MTH B 234 20 HETNAM MTH 2-(4-AMINO-PYRROLO[2,3-D]PYRIMIDIN-7-YL)-5- HETNAM 2 MTH METHYLSULFANYLMETHYL-TETRAHYDRO-FURAN-3,4-DIOL HETSYN MTH 5'-DEOXY-5'-(METHYLTHIO)-TUBERCIDIN FORMUL 3 MTH 2(C12 H16 N4 O3 S) FORMUL 5 HOH *202(H2 O) HELIX 1 1 GLU A 10 LYS A 19 1 10 HELIX 2 2 LYS A 52 CYS A 66 1 15 HELIX 3 3 THR A 103 PHE A 105 5 3 HELIX 4 4 ASP A 123 LEU A 136 1 14 HELIX 5 5 SER A 155 ASN A 164 1 10 HELIX 6 6 ALA A 175 PHE A 185 1 11 HELIX 7 7 SER A 203 HIS A 231 1 29 HELIX 8 8 GLU B 10 LYS B 19 1 10 HELIX 9 9 LYS B 52 CYS B 66 1 15 HELIX 10 10 THR B 103 PHE B 105 5 3 HELIX 11 11 ASP B 123 LEU B 136 1 14 HELIX 12 12 SER B 155 ASN B 164 1 10 HELIX 13 13 ALA B 175 PHE B 185 1 11 HELIX 14 14 SER B 203 HIS B 231 1 29 SHEET 1 A12 GLU A 21 LEU A 28 0 SHEET 2 A12 CYS A 31 LEU A 38 -1 N CYS A 31 O LEU A 28 SHEET 3 A12 THR A 41 LYS A 47 -1 O THR A 41 N LEU A 38 SHEET 4 A12 LYS A 2 GLY A 7 1 N ILE A 3 O GLU A 42 SHEET 5 A12 VAL A 70 GLY A 79 1 O VAL A 70 N GLY A 4 SHEET 6 A12 ALA A 168 GLU A 172 -1 O VAL A 171 N GLY A 78 SHEET 7 A12 ALA A 140 SER A 147 1 O LEU A 144 N ILE A 169 SHEET 8 A12 ILE A 89 TYR A 97 1 O ILE A 89 N VAL A 141 SHEET 9 A12 PHE A 119 LYS A 120 -1 N PHE A 119 O ALA A 95 SHEET 10 A12 ILE A 89 TYR A 97 -1 O ALA A 95 N PHE A 119 SHEET 11 A12 PHE A 189 ASP A 197 -1 O VAL A 191 N SER A 92 SHEET 12 A12 VAL A 70 GLY A 79 1 O ILE A 71 N VAL A 190 SHEET 1 B12 GLU B 21 LEU B 28 0 SHEET 2 B12 CYS B 31 LEU B 38 -1 N CYS B 31 O LEU B 28 SHEET 3 B12 THR B 41 LYS B 47 -1 O THR B 41 N LEU B 38 SHEET 4 B12 ILE B 3 GLY B 7 1 N ILE B 3 O GLU B 42 SHEET 5 B12 VAL B 70 GLY B 79 1 O VAL B 70 N GLY B 4 SHEET 6 B12 ALA B 168 GLU B 172 -1 O VAL B 171 N GLY B 78 SHEET 7 B12 ALA B 140 SER B 147 1 O LEU B 144 N ILE B 169 SHEET 8 B12 ILE B 89 TYR B 97 1 O ILE B 89 N VAL B 141 SHEET 9 B12 PHE B 119 LYS B 120 -1 N PHE B 119 O ALA B 95 SHEET 10 B12 ILE B 89 TYR B 97 -1 O ALA B 95 N PHE B 119 SHEET 11 B12 PHE B 189 ASP B 197 -1 O VAL B 191 N SER B 92 SHEET 12 B12 VAL B 70 GLY B 79 1 O ILE B 71 N VAL B 190 SITE 1 AC1 17 ALA A 8 MET A 9 ILE A 50 SER A 76 SITE 2 AC1 17 ALA A 77 GLY A 78 ALA A 150 PHE A 151 SITE 3 AC1 17 ILE A 152 GLU A 172 MET A 173 GLU A 174 SITE 4 AC1 17 ARG A 193 SER A 196 ASP A 197 PHE A 207 SITE 5 AC1 17 HOH A 236 SITE 1 AC2 17 ALA B 8 MET B 9 ILE B 50 SER B 76 SITE 2 AC2 17 ALA B 77 GLY B 78 ALA B 150 PHE B 151 SITE 3 AC2 17 ILE B 152 GLU B 172 MET B 173 GLU B 174 SITE 4 AC2 17 ARG B 193 SER B 196 ASP B 197 PHE B 207 SITE 5 AC2 17 HOH B 239 CRYST1 51.300 69.300 127.200 90.00 90.00 90.00 P 21 21 21 8 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 0.019493 0.000000 0.000000 0.00000 SCALE2 0.000000 0.014430 0.000000 0.00000 SCALE3 0.000000 0.000000 0.007862 0.00000