HEADER HYDROLASE 06-DEC-04 1Y6R TITLE CRYSTAL STRUCTURE OF MTA/ADOHCY NUCLEOSIDASE COMPLEXED WITH MT-IMMA. COMPND MOL_ID: 1; COMPND 2 MOLECULE: MTA/SAH NUCLEOSIDASE; COMPND 3 CHAIN: A, B; COMPND 4 SYNONYM: P46, 5'-METHYLTHIOADENOSINE NUCLEOSIDASE, S- COMPND 5 ADENOSYLHOMOCYSTEINE NUCLEOSIDASE; COMPND 6 EC: 3.2.2.16, 3.2.2.9; COMPND 7 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: ESCHERICHIA COLI; SOURCE 3 ORGANISM_TAXID: 562; SOURCE 4 GENE: MTNN, MTN, PFS; SOURCE 5 EXPRESSION_SYSTEM: ESCHERICHIA COLI BL21(DE3); SOURCE 6 EXPRESSION_SYSTEM_TAXID: 469008; SOURCE 7 EXPRESSION_SYSTEM_STRAIN: BL21 (DE3); SOURCE 8 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID; SOURCE 9 EXPRESSION_SYSTEM_PLASMID: PPROEX HTA KEYWDS MIXED ALPHA/BETA, HYDROLASE EXPDTA X-RAY DIFFRACTION AUTHOR J.E.LEE,V.SINGH,G.B.EVANS,P.C.TYLER,R.H.FURNEAUX,K.A.CORNELL, AUTHOR 2 M.K.RISCOE,V.L.SCHRAMM,P.L.HOWELL REVDAT 4 23-AUG-23 1Y6R 1 REMARK SEQADV REVDAT 3 24-FEB-09 1Y6R 1 VERSN REVDAT 2 10-MAY-05 1Y6R 1 JRNL REVDAT 1 01-MAR-05 1Y6R 0 JRNL AUTH J.E.LEE,V.SINGH,G.B.EVANS,P.C.TYLER,R.H.FURNEAUX, JRNL AUTH 2 K.A.CORNELL,M.K.RISCOE,V.L.SCHRAMM,P.L.HOWELL JRNL TITL STRUCTURAL RATIONALE FOR THE AFFINITY OF PICO- AND JRNL TITL 2 FEMTOMOLAR TRANSITION STATE ANALOGUES OF ESCHERICHIA COLI JRNL TITL 3 5'-METHYLTHIOADENOSINE/S-ADENOSYLHOMOCYSTEINE NUCLEOSIDASE. JRNL REF J.BIOL.CHEM. V. 280 18274 2005 JRNL REFN ISSN 0021-9258 JRNL PMID 15746096 JRNL DOI 10.1074/JBC.M414471200 REMARK 1 REMARK 1 REFERENCE 1 REMARK 1 AUTH V.SINGH,G.B.EVANS,D.H.LENZ,G.F.PAINTER,P.C.TYLER, REMARK 1 AUTH 2 R.H.FURNEAUX,J.E.LEE,P.L.HOWELL,V.L.SCHRAMM REMARK 1 TITL FEMTOMOLAR TRANSITION STATE ANALOGUE INHIBITORS OF REMARK 1 TITL 2 5'-METHYLTHIOADENOSINE/S-ADENOSYLHOMOCYSTEINE NUCLEOSIDASE REMARK 1 TITL 3 FROM ESCHERICHIA COLI. REMARK 1 REF TO BE PUBLISHED REMARK 1 REFN REMARK 2 REMARK 2 RESOLUTION. 2.20 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : CNS 1.1 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) : 2.20 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 34.80 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) (%) : 99.7 REMARK 3 NUMBER OF REFLECTIONS : 23956 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) : 0.193 REMARK 3 FREE R VALUE : 0.244 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 4.800 REMARK 3 FREE R VALUE TEST SET COUNT : 1159 REMARK 3 ESTIMATED ERROR OF FREE R VALUE : 0.007 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) : 2.20 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 2.30 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : 99.70 REMARK 3 REFLECTIONS IN BIN (WORKING SET) : 2778 REMARK 3 BIN R VALUE (WORKING SET) : 0.1970 REMARK 3 BIN FREE R VALUE : 0.2470 REMARK 3 BIN FREE R VALUE TEST SET SIZE (%) : 5.50 REMARK 3 BIN FREE R VALUE TEST SET COUNT : 161 REMARK 3 ESTIMATED ERROR OF BIN FREE R VALUE : 0.019 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 3435 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 40 REMARK 3 SOLVENT ATOMS : 164 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 20.40 REMARK 3 MEAN B VALUE (OVERALL, A**2) : 27.48 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : 0.19000 REMARK 3 B22 (A**2) : 0.59000 REMARK 3 B33 (A**2) : -0.78000 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) : 0.22 REMARK 3 ESD FROM SIGMAA (A) : 0.11 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) : 0.28 REMARK 3 ESD FROM C-V SIGMAA (A) : 0.19 REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES. REMARK 3 BOND LENGTHS (A) : 0.010 REMARK 3 BOND ANGLES (DEGREES) : 1.500 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) : 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 : CNS BULK SOLVENT MODEL USED REMARK 3 KSOL : 0.37 REMARK 3 BSOL : 39.29 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 1Y6R COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 13-DEC-04. REMARK 100 THE DEPOSITION ID IS D_1000031186. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 06-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) : N REMARK 200 RADIATION SOURCE : ROTATING ANODE REMARK 200 BEAMLINE : NULL REMARK 200 X-RAY GENERATOR MODEL : RIGAKU RU300 REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 1.51418 REMARK 200 MONOCHROMATOR : YALE MIRRORS REMARK 200 OPTICS : MIRRORS REMARK 200 REMARK 200 DETECTOR TYPE : IMAGE PLATE REMARK 200 DETECTOR MANUFACTURER : RIGAKU RAXIS IV REMARK 200 INTENSITY-INTEGRATION SOFTWARE : CRYSTALCLEAR (MSC/RIGAKU) REMARK 200 DATA SCALING SOFTWARE : D*TREK REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 27476 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.200 REMARK 200 RESOLUTION RANGE LOW (A) : 47.810 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) : 2.20 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 2.28 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: FOURIER SYNTHESIS REMARK 200 SOFTWARE USED: CNS 1.1 REMARK 200 STARTING MODEL: PDB ENTRY: 1NC1 REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 45.20 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.25 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: PEG 200, SODIUM ACETATE, SODIUM REMARK 280 CHLORIDE, COBALTOUS CHLORIDE HEXAHYDRATE, PH 4.7, VAPOR REMARK 280 DIFFUSION, HANGING DROP, 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 25.78500 REMARK 290 SMTRY2 2 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 2 0.000000 0.000000 1.000000 63.78500 REMARK 290 SMTRY1 3 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 34.80000 REMARK 290 SMTRY3 3 0.000000 0.000000 -1.000000 63.78500 REMARK 290 SMTRY1 4 1.000000 0.000000 0.000000 25.78500 REMARK 290 SMTRY2 4 0.000000 -1.000000 0.000000 34.80000 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: 4150 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 16840 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -31.0 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 480 REMARK 480 ZERO OCCUPANCY ATOM REMARK 480 THE FOLLOWING RESIDUES HAVE ATOMS MODELED WITH ZERO REMARK 480 OCCUPANCY. THE LOCATION AND PROPERTIES OF THESE ATOMS REMARK 480 MAY NOT BE RELIABLE. (M=MODEL NUMBER; RES=RESIDUE NAME; REMARK 480 C=CHAIN IDENTIFIER; SSEQ=SEQUENCE NUMBER; I=INSERTION CODE): REMARK 480 M RES C SSEQI ATOMS REMARK 480 ASN A 39 CG OD1 ND2 REMARK 480 LYS A 85 CE NZ REMARK 480 LYS A 124 CE NZ REMARK 480 ARG A 142 NH1 NH2 REMARK 480 LYS B 67 CE NZ REMARK 480 LYS B 124 CE NZ REMARK 480 GLN B 202 CG CD OE1 NE2 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 317 O HOH B 313 3755 2.11 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 55.82 37.43 REMARK 500 ASP A 149 31.76 -95.48 REMARK 500 SER A 155 -150.14 56.27 REMARK 500 GLU A 174 -31.52 -132.80 REMARK 500 SER B 155 -144.33 56.33 REMARK 500 GLU B 172 -156.07 -157.85 REMARK 500 GLU B 174 -30.66 -132.64 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 MTM A 233 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE MTM B 234 REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 1Y6Q RELATED DB: PDB REMARK 900 MTA/ADOHCY NUCLEOSIDASE COMPLEXED WITH MT-DADME-IMMA DBREF 1Y6R A 1 232 UNP P24247 MTNN_ECOLI 1 232 DBREF 1Y6R B 1 232 UNP P24247 MTNN_ECOLI 1 232 SEQADV 1Y6R PHE A -9 UNP P24247 CLONING ARTIFACT SEQADV 1Y6R GLN A -8 UNP P24247 CLONING ARTIFACT SEQADV 1Y6R GLY A -7 UNP P24247 CLONING ARTIFACT SEQADV 1Y6R ALA A -6 UNP P24247 CLONING ARTIFACT SEQADV 1Y6R MET A -5 UNP P24247 CLONING ARTIFACT SEQADV 1Y6R ASP A -4 UNP P24247 CLONING ARTIFACT SEQADV 1Y6R PRO A -3 UNP P24247 CLONING ARTIFACT SEQADV 1Y6R GLU A -2 UNP P24247 CLONING ARTIFACT SEQADV 1Y6R PHE A -1 UNP P24247 CLONING ARTIFACT SEQADV 1Y6R SER A 0 UNP P24247 CLONING ARTIFACT SEQADV 1Y6R PHE B -9 UNP P24247 CLONING ARTIFACT SEQADV 1Y6R GLN B -8 UNP P24247 CLONING ARTIFACT SEQADV 1Y6R GLY B -7 UNP P24247 CLONING ARTIFACT SEQADV 1Y6R ALA B -6 UNP P24247 CLONING ARTIFACT SEQADV 1Y6R MET B -5 UNP P24247 CLONING ARTIFACT SEQADV 1Y6R ASP B -4 UNP P24247 CLONING ARTIFACT SEQADV 1Y6R PRO B -3 UNP P24247 CLONING ARTIFACT SEQADV 1Y6R GLU B -2 UNP P24247 CLONING ARTIFACT SEQADV 1Y6R PHE B -1 UNP P24247 CLONING ARTIFACT SEQADV 1Y6R SER B 0 UNP P24247 CLONING ARTIFACT 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 MTM A 233 20 HET MTM B 234 20 HETNAM MTM (3S,4R)-2-(4-AMINO-5H-PYRROLO[3,2-D]PYRIMIDIN-7-YL)-5- HETNAM 2 MTM [(METHYLSULFANYL)METHYL]PYRROLIDINE-3,4-DIOL HETSYN MTM (1S)-1-(9-DEAZAADENIN-9-YL)-1,4,5-TRIDEOXY-1,4-IMINO-5- HETSYN 2 MTM METHYLTHIO-D-RIBITOL FORMUL 3 MTM 2(C12 H19 N5 O2 S) FORMUL 5 HOH *164(H2 O) HELIX 1 1 MET A 9 LYS A 19 1 11 HELIX 2 2 GLY A 51 LYS A 67 1 17 HELIX 3 3 VAL A 102 GLY A 106 5 5 HELIX 4 4 ASP A 122 ASN A 137 1 16 HELIX 5 5 GLY A 154 PHE A 165 1 12 HELIX 6 6 GLU A 174 ASN A 186 1 13 HELIX 7 7 GLN A 202 GLY A 232 1 31 HELIX 8 8 MET B 9 ILE B 20 1 12 HELIX 9 9 GLY B 51 LYS B 67 1 17 HELIX 10 10 VAL B 102 GLY B 106 5 5 HELIX 11 11 ASP B 122 LEU B 136 1 15 HELIX 12 12 GLY B 154 PHE B 165 1 12 HELIX 13 13 GLU B 174 PHE B 185 1 12 HELIX 14 14 GLN B 202 GLY B 232 1 31 SHEET 1 A 9 GLU A 21 LEU A 28 0 SHEET 2 A 9 CYS A 31 LEU A 38 -1 O ILE A 33 N ILE A 26 SHEET 3 A 9 THR A 41 LYS A 47 -1 O THR A 41 N LEU A 38 SHEET 4 A 9 LYS A 2 GLY A 7 1 N ILE A 5 O LEU A 46 SHEET 5 A 9 VAL A 70 GLY A 79 1 O ILE A 72 N ILE A 6 SHEET 6 A 9 ALA A 170 GLU A 172 -1 O VAL A 171 N GLY A 78 SHEET 7 A 9 ALA A 140 SER A 147 1 N VAL A 146 O ALA A 170 SHEET 8 A 9 ILE A 89 TYR A 97 1 N VAL A 91 O VAL A 141 SHEET 9 A 9 PHE A 119 LYS A 120 -1 O PHE A 119 N ALA A 95 SHEET 1 B 8 GLU A 21 LEU A 28 0 SHEET 2 B 8 CYS A 31 LEU A 38 -1 O ILE A 33 N ILE A 26 SHEET 3 B 8 THR A 41 LYS A 47 -1 O THR A 41 N LEU A 38 SHEET 4 B 8 LYS A 2 GLY A 7 1 N ILE A 5 O LEU A 46 SHEET 5 B 8 VAL A 70 GLY A 79 1 O ILE A 72 N ILE A 6 SHEET 6 B 8 PHE A 189 ASP A 197 1 O VAL A 192 N ASN A 73 SHEET 7 B 8 ILE A 89 TYR A 97 -1 N VAL A 90 O ARG A 193 SHEET 8 B 8 PHE A 119 LYS A 120 -1 O PHE A 119 N ALA A 95 SHEET 1 C 9 GLU B 21 LEU B 28 0 SHEET 2 C 9 CYS B 31 LEU B 38 -1 O CYS B 31 N LEU B 28 SHEET 3 C 9 THR B 41 LYS B 47 -1 O LEU B 45 N TYR B 34 SHEET 4 C 9 ILE B 3 GLY B 7 1 N GLY B 7 O LEU B 46 SHEET 5 C 9 VAL B 70 GLY B 79 1 O VAL B 70 N GLY B 4 SHEET 6 C 9 ALA B 170 GLU B 172 -1 O VAL B 171 N GLY B 78 SHEET 7 C 9 ALA B 140 SER B 147 1 N VAL B 146 O ALA B 170 SHEET 8 C 9 ILE B 89 TYR B 97 1 N GLU B 94 O ILE B 145 SHEET 9 C 9 PHE B 119 LYS B 120 -1 O PHE B 119 N ALA B 95 SHEET 1 D 8 GLU B 21 LEU B 28 0 SHEET 2 D 8 CYS B 31 LEU B 38 -1 O CYS B 31 N LEU B 28 SHEET 3 D 8 THR B 41 LYS B 47 -1 O LEU B 45 N TYR B 34 SHEET 4 D 8 ILE B 3 GLY B 7 1 N GLY B 7 O LEU B 46 SHEET 5 D 8 VAL B 70 GLY B 79 1 O VAL B 70 N GLY B 4 SHEET 6 D 8 PHE B 189 ASP B 197 1 O ASP B 197 N GLY B 79 SHEET 7 D 8 ILE B 89 TYR B 97 -1 N VAL B 90 O ARG B 193 SHEET 8 D 8 PHE B 119 LYS B 120 -1 O PHE B 119 N ALA B 95 SITE 1 AC1 15 ILE A 50 SER A 76 ALA A 77 GLY A 78 SITE 2 AC1 15 ALA A 150 PHE A 151 ILE A 152 GLU A 172 SITE 3 AC1 15 MET A 173 GLU A 174 ARG A 193 SER A 196 SITE 4 AC1 15 ASP A 197 PHE A 207 HOH A 234 SITE 1 AC2 13 SER B 76 ALA B 77 GLY B 78 ALA B 150 SITE 2 AC2 13 PHE B 151 ILE B 152 GLU B 172 MET B 173 SITE 3 AC2 13 GLU B 174 ARG B 193 ASP B 197 PHE B 207 SITE 4 AC2 13 HOH B 237 CRYST1 51.570 69.600 127.570 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 0.019391 0.000000 0.000000 0.00000 SCALE2 0.000000 0.014368 0.000000 0.00000 SCALE3 0.000000 0.000000 0.007839 0.00000