HEADER LIGASE 14-JAN-02 1GTD TITLE NORTHEAST STRUCTURAL GENOMICS CONSORTIUM (NESG ID TT50) STRUCTURE OF TITLE 2 MTH169, THE PURS SUBUNIT OF FGAM SYNTHETASE COMPND MOL_ID: 1; COMPND 2 MOLECULE: MTH169; COMPND 3 CHAIN: A, B; COMPND 4 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: METHANOBACTERIUM THERMOAUTOTROPHICUM; SOURCE 3 ORGANISM_TAXID: 145262; SOURCE 4 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 5 EXPRESSION_SYSTEM_TAXID: 469008; SOURCE 6 EXPRESSION_SYSTEM_STRAIN: BL21(DE3); SOURCE 7 EXPRESSION_SYSTEM_PLASMID: PET15B KEYWDS SYNTHETASE, FGAM SYNTHETASE, PURINE SYNTHESIS PATHWAY, PSI, PROTEIN KEYWDS 2 STRUCTURE INITIATIVE, NESG, NORTHEAST STRUCTURAL GENOMICS KEYWDS 3 CONSORTIUM, LIGASE EXPDTA X-RAY DIFFRACTION AUTHOR R.BATRA,D.CHRISTENDAT,H.H.SAXILD,C.ARROWSMITH,L.TONG REVDAT 7 13-NOV-24 1GTD 1 REMARK REVDAT 6 21-AUG-19 1GTD 1 REMARK LINK REVDAT 5 05-FEB-14 1GTD 1 HEADER COMPND SOURCE KEYWDS REVDAT 5 2 1 REMARK VERSN FORMUL REVDAT 4 24-FEB-09 1GTD 1 VERSN REVDAT 3 31-JAN-05 1GTD 1 KEYWDS REVDAT 2 19-JAN-05 1GTD 1 KEYWDS AUTHOR REMARK REVDAT 1 12-DEC-02 1GTD 0 JRNL AUTH R.BATRA,D.CHRISTENDAT,A.EDWARDS,C.ARROWSMITH,L.TONG JRNL TITL CRYSTAL STRUCTURE OF MTH169, A CRUCIAL COMPONENT OF JRNL TITL 2 PHOSPHORIBOSYLFORMYLGLYCINAMIDINE SYNTHETASE JRNL REF PROTEINS: STRUCT.,FUNCT., V. 49 285 2002 JRNL REF 2 GENET. JRNL REFN ISSN 0887-3585 JRNL PMID 12211007 JRNL DOI 10.1002/PROT.10209 REMARK 1 REMARK 1 REFERENCE 1 REMARK 1 AUTH H.H.SAXILD,P.NYGAARD REMARK 1 TITL THE YEXA GENE PRODUCT IS REQUIRED FOR REMARK 1 TITL 2 PHOSPHORIBOSYLFORMYLGLYCINAMIDINE SYNTHETASE ACTIVITY IN REMARK 1 TITL 3 BACILLUS SUBTILIS. REMARK 1 REF MICROBIOLOGY (READING, ENGL. V. 146 807 2000 REMARK 1 REFN ISSN 1350-0872 REMARK 1 PMID 10784038 REMARK 2 REMARK 2 RESOLUTION. 2.56 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : CNS 1.0 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 : NULL REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 2.56 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 20.00 REMARK 3 DATA CUTOFF (SIGMA(F)) : 2.000 REMARK 3 DATA CUTOFF HIGH (ABS(F)) : 625704.000 REMARK 3 DATA CUTOFF LOW (ABS(F)) : NULL REMARK 3 COMPLETENESS (WORKING+TEST) (%) : 90.0 REMARK 3 NUMBER OF REFLECTIONS : 11570 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) : 0.235 REMARK 3 FREE R VALUE : 0.278 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 7.600 REMARK 3 FREE R VALUE TEST SET COUNT : 882 REMARK 3 ESTIMATED ERROR OF FREE R VALUE : 0.009 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) : 2.56 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 2.72 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : 76.10 REMARK 3 REFLECTIONS IN BIN (WORKING SET) : 1503 REMARK 3 BIN R VALUE (WORKING SET) : 0.3060 REMARK 3 BIN FREE R VALUE : 0.4220 REMARK 3 BIN FREE R VALUE TEST SET SIZE (%) : 7.50 REMARK 3 BIN FREE R VALUE TEST SET COUNT : 121 REMARK 3 ESTIMATED ERROR OF BIN FREE R VALUE : 0.038 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 1318 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 0 REMARK 3 SOLVENT ATOMS : 83 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 18.30 REMARK 3 MEAN B VALUE (OVERALL, A**2) : 31.10 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : 2.56000 REMARK 3 B22 (A**2) : 2.56000 REMARK 3 B33 (A**2) : -5.11000 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) : 0.33 REMARK 3 ESD FROM SIGMAA (A) : 0.37 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) : 0.42 REMARK 3 ESD FROM C-V SIGMAA (A) : 0.52 REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES. REMARK 3 BOND LENGTHS (A) : 0.007 REMARK 3 BOND ANGLES (DEGREES) : 1.200 REMARK 3 DIHEDRAL ANGLES (DEGREES) : 24.90 REMARK 3 IMPROPER ANGLES (DEGREES) : 0.640 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) : 1.390 ; 1.500 REMARK 3 MAIN-CHAIN ANGLE (A**2) : 2.390 ; 2.000 REMARK 3 SIDE-CHAIN BOND (A**2) : 2.630 ; 2.000 REMARK 3 SIDE-CHAIN ANGLE (A**2) : 3.870 ; 2.500 REMARK 3 REMARK 3 BULK SOLVENT MODELING. REMARK 3 METHOD USED : FLAT MODEL REMARK 3 KSOL : 0.34 REMARK 3 BSOL : 29.75 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 : WATER_REP.PARAM REMARK 3 PARAMETER FILE 3 : NULL REMARK 3 TOPOLOGY FILE 1 : PROTEIN.TOP REMARK 3 TOPOLOGY FILE 2 : NULL REMARK 3 TOPOLOGY FILE 3 : NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 1GTD COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBE ON 14-JAN-02. REMARK 100 THE DEPOSITION ID IS D_1290009222. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 15-SEP-01 REMARK 200 TEMPERATURE (KELVIN) : 100.0 REMARK 200 PH : 5.60 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : APS REMARK 200 BEAMLINE : 19-ID REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 0.9793 REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : NULL REMARK 200 DETECTOR MANUFACTURER : NULL REMARK 200 INTENSITY-INTEGRATION SOFTWARE : HKL-2000 REMARK 200 DATA SCALING SOFTWARE : SCALEPACK REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 7888 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.500 REMARK 200 RESOLUTION RANGE LOW (A) : 30.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : NULL REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 94.0 REMARK 200 DATA REDUNDANCY : 5.000 REMARK 200 R MERGE (I) : 0.07000 REMARK 200 R SYM (I) : NULL REMARK 200 <I/SIGMA(I)> FOR THE DATA SET : 14.9000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.50 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 2.59 REMARK 200 COMPLETENESS FOR SHELL (%) : 54.2 REMARK 200 DATA REDUNDANCY IN SHELL : 3.50 REMARK 200 R MERGE FOR SHELL (I) : 0.15700 REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 <I/SIGMA(I)> FOR SHELL : 3.200 REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: OTHER 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 (%): 53.80 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.70 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 32%(V/V) MPD, 0.1M SODIUM CITRATE (PH REMARK 280 5.6) AND 0.2M AMMONIUM ACETATE, PH 5.60 REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 43 2 2 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -X,-Y,Z+1/2 REMARK 290 3555 -Y,X,Z+3/4 REMARK 290 4555 Y,-X,Z+1/4 REMARK 290 5555 -X,Y,-Z REMARK 290 6555 X,-Y,-Z+1/2 REMARK 290 7555 Y,X,-Z+1/4 REMARK 290 8555 -Y,-X,-Z+3/4 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 71.35000 REMARK 290 SMTRY1 3 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY2 3 1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY3 3 0.000000 0.000000 1.000000 107.02500 REMARK 290 SMTRY1 4 0.000000 1.000000 0.000000 0.00000 REMARK 290 SMTRY2 4 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY3 4 0.000000 0.000000 1.000000 35.67500 REMARK 290 SMTRY1 5 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 5 0.000000 1.000000 0.000000 0.00000 REMARK 290 SMTRY3 5 0.000000 0.000000 -1.000000 0.00000 REMARK 290 SMTRY1 6 1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 6 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 6 0.000000 0.000000 -1.000000 71.35000 REMARK 290 SMTRY1 7 0.000000 1.000000 0.000000 0.00000 REMARK 290 SMTRY2 7 1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY3 7 0.000000 0.000000 -1.000000 35.67500 REMARK 290 SMTRY1 8 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY2 8 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY3 8 0.000000 0.000000 -1.000000 107.02500 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: TETRAMERIC REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: TETRAMERIC REMARK 350 SOFTWARE USED: PISA REMARK 350 TOTAL BURIED SURFACE AREA: 7870 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 16690 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -53.1 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 350 BIOMT1 2 -1.000000 0.000000 0.000000 53.80000 REMARK 350 BIOMT2 2 0.000000 1.000000 0.000000 0.00000 REMARK 350 BIOMT3 2 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 MSE A 1 REMARK 465 SER A 84 REMARK 465 HIS A 85 REMARK 465 MSE B 1 REMARK 475 REMARK 475 ZERO OCCUPANCY RESIDUES REMARK 475 THE FOLLOWING RESIDUES WERE MODELED WITH ZERO OCCUPANCY. REMARK 475 THE LOCATION AND PROPERTIES OF THESE RESIDUES MAY NOT REMARK 475 BE RELIABLE. (M=MODEL NUMBER; RES=RESIDUE NAME; REMARK 475 C=CHAIN IDENTIFIER; SSEQ=SEQUENCE NUMBER; I=INSERTION CODE) REMARK 475 M RES C SSEQI REMARK 475 GLU A 35 REMARK 475 GLU B 53 REMARK 475 ARG B 57 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 CZ ARG B 57 O HOH B 2022 0.60 REMARK 500 NE ARG B 57 O HOH B 2022 0.88 REMARK 500 NH1 ARG B 57 O HOH B 2022 1.57 REMARK 500 NH2 ARG B 57 O HOH B 2022 1.76 REMARK 500 CD ARG B 57 O HOH B 2022 1.98 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 PHE A 45 142.93 -178.14 REMARK 500 LEU A 66 -56.83 -160.12 REMARK 500 PHE B 45 148.23 -178.93 REMARK 500 MSE B 47 115.05 -164.53 REMARK 500 LEU B 66 -61.48 -148.23 REMARK 500 REMARK 500 REMARK: NULL REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: TT50 RELATED DB: TARGETDB REMARK 999 REMARK 999 SEQUENCE REMARK 999 THE THREE C-TERMINAL RESIDUES ARE PART OF HIS-TAG. DBREF 1GTD A 1 81 UNP O26271 Y169_METTH 1 81 DBREF 1GTD A 82 85 PDB 1GTD 1GTD 82 85 DBREF 1GTD B 1 81 UNP O26271 Y169_METTH 1 81 DBREF 1GTD B 82 85 PDB 1GTD 1GTD 82 85 SEQRES 1 A 85 MSE LYS PHE MSE VAL GLU VAL ARG ILE ARG LEU LYS LYS SEQRES 2 A 85 GLY MSE LEU ASN PRO GLU ALA ALA THR ILE GLU ARG ALA SEQRES 3 A 85 LEU ALA LEU LEU GLY TYR GLU VAL GLU ASP THR ASP THR SEQRES 4 A 85 THR ASP VAL ILE THR PHE THR MSE ASP GLU ASP SER LEU SEQRES 5 A 85 GLU ALA VAL GLU ARG GLU VAL GLU ASP MSE CYS GLN ARG SEQRES 6 A 85 LEU LEU CYS ASN PRO VAL ILE HIS ASP TYR ASP VAL SER SEQRES 7 A 85 ILE ASN GLU MSE SER SER HIS SEQRES 1 B 85 MSE LYS PHE MSE VAL GLU VAL ARG ILE ARG LEU LYS LYS SEQRES 2 B 85 GLY MSE LEU ASN PRO GLU ALA ALA THR ILE GLU ARG ALA SEQRES 3 B 85 LEU ALA LEU LEU GLY TYR GLU VAL GLU ASP THR ASP THR SEQRES 4 B 85 THR ASP VAL ILE THR PHE THR MSE ASP GLU ASP SER LEU SEQRES 5 B 85 GLU ALA VAL GLU ARG GLU VAL GLU ASP MSE CYS GLN ARG SEQRES 6 B 85 LEU LEU CYS ASN PRO VAL ILE HIS ASP TYR ASP VAL SER SEQRES 7 B 85 ILE ASN GLU MSE SER SER HIS MODRES 1GTD MSE A 4 MET SELENOMETHIONINE MODRES 1GTD MSE A 15 MET SELENOMETHIONINE MODRES 1GTD MSE A 47 MET SELENOMETHIONINE MODRES 1GTD MSE A 62 MET SELENOMETHIONINE MODRES 1GTD MSE A 82 MET SELENOMETHIONINE MODRES 1GTD MSE B 4 MET SELENOMETHIONINE MODRES 1GTD MSE B 15 MET SELENOMETHIONINE MODRES 1GTD MSE B 47 MET SELENOMETHIONINE MODRES 1GTD MSE B 62 MET SELENOMETHIONINE MODRES 1GTD MSE B 82 MET SELENOMETHIONINE HET MSE A 4 8 HET MSE A 15 8 HET MSE A 47 8 HET MSE A 62 8 HET MSE A 82 8 HET MSE B 4 8 HET MSE B 15 8 HET MSE B 47 8 HET MSE B 62 8 HET MSE B 82 8 HETNAM MSE SELENOMETHIONINE FORMUL 1 MSE 10(C5 H11 N O2 SE) FORMUL 3 HOH *83(H2 O) HELIX 1 1 ASN A 17 LEU A 30 1 14 HELIX 2 2 SER A 51 LEU A 66 1 16 HELIX 3 3 ASN B 17 LEU B 30 1 14 HELIX 4 4 SER B 51 LEU B 66 1 16 SHEET 1 AA 7 HIS A 73 GLU A 81 0 SHEET 2 AA 7 PHE A 3 LEU A 11 -1 O MSE A 4 N ASN A 80 SHEET 3 AA 7 GLU A 35 MSE A 47 -1 O ASP A 41 N ILE A 9 SHEET 4 AA 7 GLU B 35 MSE B 47 -1 O GLU B 35 N THR A 46 SHEET 5 AA 7 PHE B 3 LEU B 11 -1 O PHE B 3 N MSE B 47 SHEET 6 AA 7 HIS B 73 GLU B 81 -1 O ASP B 74 N ARG B 10 SHEET 7 AA 7 SER B 84 HIS B 85 1 O HIS B 85 N GLU B 81 LINK C PHE A 3 N MSE A 4 1555 1555 1.33 LINK C MSE A 4 N VAL A 5 1555 1555 1.33 LINK C GLY A 14 N MSE A 15 1555 1555 1.33 LINK C MSE A 15 N LEU A 16 1555 1555 1.33 LINK C THR A 46 N MSE A 47 1555 1555 1.33 LINK C MSE A 47 N ASP A 48 1555 1555 1.33 LINK C ASP A 61 N MSE A 62 1555 1555 1.33 LINK C MSE A 62 N CYS A 63 1555 1555 1.33 LINK C GLU A 81 N MSE A 82 1555 1555 1.33 LINK C MSE A 82 N SER A 83 1555 1555 1.25 LINK C PHE B 3 N MSE B 4 1555 1555 1.32 LINK C MSE B 4 N VAL B 5 1555 1555 1.33 LINK C GLY B 14 N MSE B 15 1555 1555 1.33 LINK C MSE B 15 N LEU B 16 1555 1555 1.33 LINK C THR B 46 N MSE B 47 1555 1555 1.33 LINK C MSE B 47 N ASP B 48 1555 1555 1.33 LINK C ASP B 61 N MSE B 62 1555 1555 1.33 LINK C MSE B 62 N CYS B 63 1555 1555 1.33 LINK C GLU B 81 N MSE B 82 1555 1555 1.33 CRYST1 53.800 53.800 142.700 90.00 90.00 90.00 P 43 2 2 16 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 0.018587 0.000000 0.000000 0.00000 SCALE2 0.000000 0.018587 0.000000 0.00000 SCALE3 0.000000 0.000000 0.007008 0.00000 MTRIX1 1 0.988100 -0.003200 -0.153600 0.35160 1 MTRIX2 1 -0.002200 -1.000000 0.006500 60.99780 1 MTRIX3 1 -0.153600 -0.006100 -0.988100 4.18070 1