HEADER TRANSFERASE 11-DEC-04 1Y8C TITLE CRYSTAL STRUCTURE OF A S-ADENOSYLMETHIONINE-DEPENDENT TITLE 2 METHYLTRANSFERASE FROM CLOSTRIDIUM ACETOBUTYLICUM ATCC 824 COMPND MOL_ID: 1; COMPND 2 MOLECULE: S-ADENOSYLMETHIONINE-DEPENDENT METHYLTRANSFERASE; COMPND 3 CHAIN: A; COMPND 4 FRAGMENT: SAM DEPENDENT METHYLTRANSFERASE; COMPND 5 SYNONYM: AM DEPENDENT METHYLTRANSFERASE; COMPND 6 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: CLOSTRIDIUM ACETOBUTYLICUM; SOURCE 3 ORGANISM_TAXID: 272562; SOURCE 4 STRAIN: ATCC 824; SOURCE 5 GENE: CAC2371, 1118554; SOURCE 6 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 7 EXPRESSION_SYSTEM_TAXID: 562; SOURCE 8 EXPRESSION_SYSTEM_STRAIN: B834, DE3; SOURCE 9 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID; SOURCE 10 EXPRESSION_SYSTEM_PLASMID: PET T7 KEYWDS STRUCTURAL GENOMICS; PROTEIN STRUCTURE INITIATIVE; PSI; NYSGXRC; NEW KEYWDS 2 YORK SGX RESEARCH CENTER FOR STRUCTURAL GENOMICS; T1987; CAC2371; KEYWDS 3 METHYLTRANSFERASE, TRANSFERASE EXPDTA X-RAY DIFFRACTION AUTHOR K.R.RAJASHANKAR,R.KNIEWEL,K.LEE,C.D.LIMA,S.K.BURLEY,NEW YORK SGX AUTHOR 2 RESEARCH CENTER FOR STRUCTURAL GENOMICS (NYSGXRC) REVDAT 7 09-OCT-24 1Y8C 1 REMARK REVDAT 6 03-APR-24 1Y8C 1 REMARK REVDAT 5 03-FEB-21 1Y8C 1 AUTHOR REMARK SEQADV LINK REVDAT 4 13-JUL-11 1Y8C 1 VERSN REVDAT 3 24-FEB-09 1Y8C 1 VERSN REVDAT 2 25-JAN-05 1Y8C 1 REMARK REVDAT 1 28-DEC-04 1Y8C 0 JRNL AUTH K.R.RAJASHANKAR,R.KNIEWEL,K.LEE,C.D.LIMA JRNL TITL CRYSTAL STRUCTURE OF A S-ADENOSYLMETHIONINE-DEPENDENT JRNL TITL 2 METHYLTRANSFERASE FROM CLOSTRIDIUM ACETOBUTYLICUM ATCC 824 JRNL REF TO BE PUBLISHED JRNL REFN REMARK 2 REMARK 2 RESOLUTION. 2.50 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) : 2.50 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 44.27 REMARK 3 DATA CUTOFF (SIGMA(F)) : 0.000 REMARK 3 DATA CUTOFF HIGH (ABS(F)) : 359501.740 REMARK 3 DATA CUTOFF LOW (ABS(F)) : 0.0000 REMARK 3 COMPLETENESS (WORKING+TEST) (%) : 91.4 REMARK 3 NUMBER OF REFLECTIONS : 12392 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) : 0.221 REMARK 3 FREE R VALUE : 0.275 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 4.900 REMARK 3 FREE R VALUE TEST SET COUNT : 1084 REMARK 3 ESTIMATED ERROR OF FREE R VALUE : 0.008 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) : 2.50 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 2.66 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : 75.10 REMARK 3 REFLECTIONS IN BIN (WORKING SET) : 2847 REMARK 3 BIN R VALUE (WORKING SET) : 0.3980 REMARK 3 BIN FREE R VALUE : 0.3760 REMARK 3 BIN FREE R VALUE TEST SET SIZE (%) : 5.00 REMARK 3 BIN FREE R VALUE TEST SET COUNT : 150 REMARK 3 ESTIMATED ERROR OF BIN FREE R VALUE : 0.031 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 2054 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 5 REMARK 3 SOLVENT ATOMS : 50 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 37.30 REMARK 3 MEAN B VALUE (OVERALL, A**2) : 64.10 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : 16.65000 REMARK 3 B22 (A**2) : 16.65000 REMARK 3 B33 (A**2) : -33.31000 REMARK 3 B12 (A**2) : 13.22000 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) : 0.36 REMARK 3 ESD FROM SIGMAA (A) : 0.57 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) : 0.51 REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES. REMARK 3 BOND LENGTHS (A) : 0.008 REMARK 3 BOND ANGLES (DEGREES) : 1.200 REMARK 3 DIHEDRAL ANGLES (DEGREES) : 24.10 REMARK 3 IMPROPER ANGLES (DEGREES) : 0.650 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) : 1.430 ; 1.500 REMARK 3 MAIN-CHAIN ANGLE (A**2) : 2.430 ; 2.000 REMARK 3 SIDE-CHAIN BOND (A**2) : 2.250 ; 2.000 REMARK 3 SIDE-CHAIN ANGLE (A**2) : 3.460 ; 2.500 REMARK 3 REMARK 3 BULK SOLVENT MODELING. REMARK 3 METHOD USED : FLAT MODEL REMARK 3 KSOL : 0.38 REMARK 3 BSOL : 50.46 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 : DNA-RNA_REP.PARAM REMARK 3 PARAMETER FILE 3 : WATER_REP.PARAM REMARK 3 PARAMETER FILE 4 : ION.PARAM REMARK 3 PARAMETER FILE 5 : NULL REMARK 3 TOPOLOGY FILE 1 : PROTEIN.TOP REMARK 3 TOPOLOGY FILE 2 : DNA-RNA.TOP REMARK 3 TOPOLOGY FILE 3 : WATER.TOP REMARK 3 TOPOLOGY FILE 4 : ION.TOP REMARK 3 TOPOLOGY FILE 5 : NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NO CLEAR DENSITY WAS OBSERVED FOR TYR4 REMARK 3 SIDE CHAIN. HENCE IT WAS MODELLED AS SER. REMARK 4 REMARK 4 1Y8C COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 16-DEC-04. REMARK 100 THE DEPOSITION ID IS D_1000031243. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 06-NOV-04 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : 7.0 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : NSLS REMARK 200 BEAMLINE : X29A REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 0.9800 REMARK 200 MONOCHROMATOR : SAGITALLY FOCUSED SI(111) REMARK 200 OPTICS : VERTICAL FOCUSSING MIRROR DOWN REMARK 200 STREAM OF MONOCHROMATOR REMARK 200 REMARK 200 DETECTOR TYPE : CCD REMARK 200 DETECTOR MANUFACTURER : ADSC QUANTAM Q315 REMARK 200 INTENSITY-INTEGRATION SOFTWARE : DENZO REMARK 200 DATA SCALING SOFTWARE : SCALEPACK REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 23695 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.500 REMARK 200 RESOLUTION RANGE LOW (A) : 50.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : -3.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 98.8 REMARK 200 DATA REDUNDANCY : 3.600 REMARK 200 R MERGE (I) : NULL REMARK 200 R SYM (I) : 0.05700 REMARK 200 <I/SIGMA(I)> FOR THE DATA SET : 22.7000 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 (%) : 96.9 REMARK 200 DATA REDUNDANCY IN SHELL : NULL REMARK 200 R MERGE FOR SHELL (I) : NULL REMARK 200 R SYM FOR SHELL (I) : 0.36200 REMARK 200 <I/SIGMA(I)> FOR SHELL : NULL REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: SAD REMARK 200 SOFTWARE USED: SHARP REMARK 200 STARTING MODEL: NULL REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 58.64 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 3.00 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 3.6M AMMONIUM SULFATE, 0.1M POTASSIUM REMARK 280 PHOSPHATE MONOBASIC, PH 7.0, VAPOR DIFFUSION, HANGING DROP, REMARK 280 TEMPERATURE 291K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 32 2 1 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -Y,X-Y,Z+2/3 REMARK 290 3555 -X+Y,-X,Z+1/3 REMARK 290 4555 Y,X,-Z REMARK 290 5555 X-Y,-Y,-Z+1/3 REMARK 290 6555 -X,-X+Y,-Z+2/3 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 89.66600 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 44.83300 REMARK 290 SMTRY1 4 -0.500000 0.866025 0.000000 0.00000 REMARK 290 SMTRY2 4 0.866025 0.500000 0.000000 0.00000 REMARK 290 SMTRY3 4 0.000000 0.000000 -1.000000 0.00000 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 44.83300 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 89.66600 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 375 REMARK 375 SPECIAL POSITION REMARK 375 THE FOLLOWING ATOMS ARE FOUND TO BE WITHIN 0.15 ANGSTROMS REMARK 375 OF A SYMMETRY RELATED ATOM AND ARE ASSUMED TO BE ON SPECIAL REMARK 375 POSITIONS. REMARK 375 REMARK 375 ATOM RES CSSEQI REMARK 375 HOH A 312 LIES ON A SPECIAL POSITION. 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 TYR A 4 CD1 CD2 CE1 CE2 CZ OH 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 TYR A 4 CB TYR A 4 CG -0.096 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 CYS A 3 -78.21 -90.87 REMARK 500 ALA A 17 -17.31 67.50 REMARK 500 CYS A 109 -168.43 -109.83 REMARK 500 ASP A 111 29.63 45.23 REMARK 500 GLN A 151 -70.89 -103.43 REMARK 500 LEU A 153 -61.83 -98.01 REMARK 500 ASP A 163 16.55 -58.92 REMARK 500 ASP A 176 10.24 56.16 REMARK 500 ASP A 188 47.93 -144.93 REMARK 500 ASP A 222 146.82 178.60 REMARK 500 CYS A 226 74.82 30.33 REMARK 500 LYS A 234 -35.50 -38.44 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 SO4 A 301 REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: NYSGXRC-T1987 RELATED DB: TARGETDB DBREF 1Y8C A 2 247 UNP Q97GJ5 Q97GJ5_CLOAB 2 247 SEQADV 1Y8C MSE A 72 UNP Q97GJ5 MET 72 MODIFIED RESIDUE SEQADV 1Y8C MSE A 180 UNP Q97GJ5 MET 180 MODIFIED RESIDUE SEQRES 1 A 246 ASN CYS TYR ASN LYS PHE ALA HIS ILE TYR ASP LYS LEU SEQRES 2 A 246 ILE ARG ALA ASP VAL ASP TYR LYS LYS TRP SER ASP PHE SEQRES 3 A 246 ILE ILE GLU LYS CYS VAL GLU ASN ASN LEU VAL PHE ASP SEQRES 4 A 246 ASP TYR LEU ASP LEU ALA CYS GLY THR GLY ASN LEU THR SEQRES 5 A 246 GLU ASN LEU CYS PRO LYS PHE LYS ASN THR TRP ALA VAL SEQRES 6 A 246 ASP LEU SER GLN GLU MSE LEU SER GLU ALA GLU ASN LYS SEQRES 7 A 246 PHE ARG SER GLN GLY LEU LYS PRO ARG LEU ALA CYS GLN SEQRES 8 A 246 ASP ILE SER ASN LEU ASN ILE ASN ARG LYS PHE ASP LEU SEQRES 9 A 246 ILE THR CYS CYS LEU ASP SER THR ASN TYR ILE ILE ASP SEQRES 10 A 246 SER ASP ASP LEU LYS LYS TYR PHE LYS ALA VAL SER ASN SEQRES 11 A 246 HIS LEU LYS GLU GLY GLY VAL PHE ILE PHE ASP ILE ASN SEQRES 12 A 246 SER TYR TYR LYS LEU SER GLN VAL LEU GLY ASN ASN ASP SEQRES 13 A 246 PHE ASN TYR ASP ASP ASP GLU VAL PHE TYR TYR TRP GLU SEQRES 14 A 246 ASN GLN PHE GLU ASP ASP LEU VAL SER MSE TYR ILE SER SEQRES 15 A 246 PHE PHE VAL ARG ASP GLY GLU PHE TYR LYS ARG PHE ASP SEQRES 16 A 246 GLU GLU HIS GLU GLU ARG ALA TYR LYS GLU GLU ASP ILE SEQRES 17 A 246 GLU LYS TYR LEU LYS HIS GLY GLN LEU ASN ILE LEU ASP SEQRES 18 A 246 LYS VAL ASP CYS TYR SER ASN LYS LYS VAL GLU LYS PHE SEQRES 19 A 246 THR GLU ARG ILE THR TYR LEU VAL LYS LEU GLY GLY MODRES 1Y8C MSE A 72 MET SELENOMETHIONINE MODRES 1Y8C MSE A 180 MET SELENOMETHIONINE HET MSE A 72 8 HET MSE A 180 8 HET SO4 A 301 5 HETNAM MSE SELENOMETHIONINE HETNAM SO4 SULFATE ION FORMUL 1 MSE 2(C5 H11 N O2 SE) FORMUL 2 SO4 O4 S 2- FORMUL 3 HOH *50(H2 O) HELIX 1 1 CYS A 3 ILE A 15 1 13 HELIX 2 2 ASP A 20 GLU A 34 1 15 HELIX 3 3 LEU A 52 CYS A 57 1 6 HELIX 4 4 PRO A 58 PHE A 60 5 3 HELIX 5 5 SER A 69 GLN A 83 1 15 HELIX 6 6 ASP A 93 LEU A 97 5 5 HELIX 7 7 ASP A 111 ILE A 116 5 6 HELIX 8 8 ASP A 118 ASN A 131 1 14 HELIX 9 9 SER A 145 GLN A 151 1 7 HELIX 10 10 LYS A 205 GLY A 216 1 12 SHEET 1 A 7 ARG A 88 ALA A 90 0 SHEET 2 A 7 ASN A 62 VAL A 66 1 N THR A 63 O ARG A 88 SHEET 3 A 7 ASP A 41 LEU A 45 1 N TYR A 42 O ASN A 62 SHEET 4 A 7 PHE A 103 CYS A 108 1 O THR A 107 N LEU A 45 SHEET 5 A 7 LEU A 133 ASN A 144 1 O LYS A 134 N PHE A 103 SHEET 6 A 7 ARG A 238 LEU A 245 -1 O VAL A 243 N PHE A 139 SHEET 7 A 7 LEU A 218 ASP A 225 -1 N LEU A 221 O LEU A 242 SHEET 1 B 4 PHE A 158 ASP A 162 0 SHEET 2 B 4 VAL A 165 GLU A 174 -1 O TRP A 169 N PHE A 158 SHEET 3 B 4 LEU A 177 ARG A 187 -1 O SER A 179 N GLN A 172 SHEET 4 B 4 TYR A 192 ARG A 202 -1 O GLU A 197 N ILE A 182 LINK C GLU A 71 N MSE A 72 1555 1555 1.32 LINK C MSE A 72 N LEU A 73 1555 1555 1.33 LINK C SER A 179 N MSE A 180 1555 1555 1.32 LINK C MSE A 180 N TYR A 181 1555 1555 1.32 SITE 1 AC1 4 LYS A 205 GLU A 206 GLU A 207 HOH A 349 CRYST1 67.918 67.918 134.499 90.00 90.00 120.00 P 32 2 1 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 0.014724 0.008501 0.000000 0.00000 SCALE2 0.000000 0.017001 0.000000 0.00000 SCALE3 0.000000 0.000000 0.007435 0.00000