HEADER TRANSFERASE 31-AUG-00 1FPQ TITLE CRYSTAL STRUCTURE ANALYSIS OF SELENOMETHIONINE SUBSTITUTED CHALCONE O- TITLE 2 METHYLTRANSFERASE COMPND MOL_ID: 1; COMPND 2 MOLECULE: ISOLIQUIRITIGENIN 2'-O-METHYLTRANSFERASE; COMPND 3 CHAIN: A; COMPND 4 SYNONYM: CHALCONE O-METHYLTRANSFERASE; COMPND 5 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: MEDICAGO SATIVA; SOURCE 3 ORGANISM_TAXID: 3879; SOURCE 4 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 5 EXPRESSION_SYSTEM_TAXID: 562; SOURCE 6 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID; SOURCE 7 EXPRESSION_SYSTEM_VECTOR: PHIS8 KEYWDS SELENOMETHIONINE SUBSTITUTED PROTEIN, TRANSFERASE EXPDTA X-RAY DIFFRACTION AUTHOR C.ZUBIETA,R.A.DIXON,J.P.NOEL REVDAT 5 13-NOV-24 1FPQ 1 REMARK SEQADV LINK REVDAT 4 13-JUL-11 1FPQ 1 VERSN REVDAT 3 24-FEB-09 1FPQ 1 VERSN REVDAT 2 01-APR-03 1FPQ 1 JRNL REVDAT 1 07-MAR-01 1FPQ 0 JRNL AUTH C.ZUBIETA,X.Z.HE,R.A.DIXON,J.P.NOEL JRNL TITL STRUCTURES OF TWO NATURAL PRODUCT METHYLTRANSFERASES REVEAL JRNL TITL 2 THE BASIS FOR SUBSTRATE SPECIFICITY IN PLANT JRNL TITL 3 O-METHYLTRANSFERASES. JRNL REF NAT.STRUCT.BIOL. V. 8 271 2001 JRNL REFN ISSN 1072-8368 JRNL PMID 11224575 JRNL DOI 10.1038/85029 REMARK 2 REMARK 2 RESOLUTION. 2.00 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 : ENGH & HUBER REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 2.00 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 32.95 REMARK 3 DATA CUTOFF (SIGMA(F)) : 0.000 REMARK 3 DATA CUTOFF HIGH (ABS(F)) : 2347303.970 REMARK 3 DATA CUTOFF LOW (ABS(F)) : 0.0000 REMARK 3 COMPLETENESS (WORKING+TEST) (%) : 98.5 REMARK 3 NUMBER OF REFLECTIONS : 26958 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) : 0.247 REMARK 3 FREE R VALUE : 0.295 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 5.100 REMARK 3 FREE R VALUE TEST SET COUNT : 1363 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) : 2.00 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 2.13 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : 94.80 REMARK 3 REFLECTIONS IN BIN (WORKING SET) : 4086 REMARK 3 BIN R VALUE (WORKING SET) : 0.3040 REMARK 3 BIN FREE R VALUE : 0.3560 REMARK 3 BIN FREE R VALUE TEST SET SIZE (%) : 4.60 REMARK 3 BIN FREE R VALUE TEST SET COUNT : 198 REMARK 3 ESTIMATED ERROR OF BIN FREE R VALUE : 0.025 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 2570 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 27 REMARK 3 SOLVENT ATOMS : 236 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 23.90 REMARK 3 MEAN B VALUE (OVERALL, A**2) : 38.90 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : -4.04000 REMARK 3 B22 (A**2) : 12.23000 REMARK 3 B33 (A**2) : -8.19000 REMARK 3 B12 (A**2) : 0.00000 REMARK 3 B13 (A**2) : -1.33000 REMARK 3 B23 (A**2) : 0.00000 REMARK 3 REMARK 3 ESTIMATED COORDINATE ERROR. REMARK 3 ESD FROM LUZZATI PLOT (A) : 0.31 REMARK 3 ESD FROM SIGMAA (A) : 0.30 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) : 0.37 REMARK 3 ESD FROM C-V SIGMAA (A) : 0.32 REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES. REMARK 3 BOND LENGTHS (A) : 0.008 REMARK 3 BOND ANGLES (DEGREES) : 1.300 REMARK 3 DIHEDRAL ANGLES (DEGREES) : 21.90 REMARK 3 IMPROPER ANGLES (DEGREES) : 0.830 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) : 1.280 ; 1.500 REMARK 3 MAIN-CHAIN ANGLE (A**2) : 1.660 ; 2.000 REMARK 3 SIDE-CHAIN BOND (A**2) : 1.150 ; 2.000 REMARK 3 SIDE-CHAIN ANGLE (A**2) : 1.730 ; 2.500 REMARK 3 REMARK 3 BULK SOLVENT MODELING. REMARK 3 METHOD USED : FLAT MODEL REMARK 3 KSOL : 0.33 REMARK 3 BSOL : 49.81 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.PARAM REMARK 3 PARAMETER FILE 3 : SAM_PARA.TXT REMARK 3 PARAMETER FILE 4 : NULL REMARK 3 TOPOLOGY FILE 1 : PROTEIN.TOP REMARK 3 TOPOLOGY FILE 2 : WATER.TOP REMARK 3 TOPOLOGY FILE 3 : SAM_TOPO.TXT REMARK 3 TOPOLOGY FILE 4 : NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: F'S ARE AVERAGED FROM SELENOMETHIOINE REMARK 3 DATA COLLECTED AT FOUR WAVELENGTHS (SHARP OUTPUT) REMARK 4 REMARK 4 1FPQ COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 10-OCT-00. REMARK 100 THE DEPOSITION ID IS D_1000011796. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 12-DEC-99; NULL; NULL; NULL REMARK 200 TEMPERATURE (KELVIN) : 105; NULL; NULL; NULL REMARK 200 PH : 7.5 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y; Y; Y; Y REMARK 200 RADIATION SOURCE : SSRL; SSRL; SSRL; SSRL REMARK 200 BEAMLINE : BL9-2; BL9-2; BL9-2; BL9-2 REMARK 200 X-RAY GENERATOR MODEL : NULL; NULL; NULL; NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M; NULL; NULL; NULL REMARK 200 WAVELENGTH OR RANGE (A) : 0.929; 0.9795; 0.9797; 0.9793 REMARK 200 MONOCHROMATOR : NULL; NULL; NULL; NULL REMARK 200 OPTICS : NULL; NULL; NULL; NULL REMARK 200 REMARK 200 DETECTOR TYPE : CCD; NULL; NULL; NULL REMARK 200 DETECTOR MANUFACTURER : ADSC QUANTUM 4; NULL; NULL; NULL REMARK 200 INTENSITY-INTEGRATION SOFTWARE : DENZO REMARK 200 DATA SCALING SOFTWARE : SCALEPACK REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 27095 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.000 REMARK 200 RESOLUTION RANGE LOW (A) : 99.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : 1.500 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 98.0 REMARK 200 DATA REDUNDANCY : 6.900 REMARK 200 R MERGE (I) : 0.04000 REMARK 200 R SYM (I) : NULL REMARK 200 <I/SIGMA(I)> FOR THE DATA SET : 20.0000 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) : 2.03 REMARK 200 COMPLETENESS FOR SHELL (%) : 81.0 REMARK 200 DATA REDUNDANCY IN SHELL : 1.60 REMARK 200 R MERGE FOR SHELL (I) : 0.20500 REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 <I/SIGMA(I)> FOR SHELL : NULL REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH; NULL; NULL; NULL REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: NULL 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 (%): 49.29 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.43 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: PEG 8000, AMMONIUM ACETATE, DTT, PH REMARK 280 7.5, VAPOR DIFFUSION, HANGING DROP, TEMPERATURE 277K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: C 1 2 1 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -X,Y,-Z REMARK 290 3555 X+1/2,Y+1/2,Z 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 0.00000 REMARK 290 SMTRY2 2 0.000000 1.000000 0.000000 0.00000 REMARK 290 SMTRY3 2 0.000000 0.000000 -1.000000 0.00000 REMARK 290 SMTRY1 3 1.000000 0.000000 0.000000 62.76000 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 26.73500 REMARK 290 SMTRY3 3 0.000000 0.000000 1.000000 0.00000 REMARK 290 SMTRY1 4 -1.000000 0.000000 0.000000 62.76000 REMARK 290 SMTRY2 4 0.000000 1.000000 0.000000 26.73500 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 300 REMARK: THE BIOLOGICAL ASSEMBLY IS A DIMER FORMED BY A TWOFOLD REMARK 300 ROTATION OF THE MONOMER CHAIN A. 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,PQS REMARK 350 TOTAL BURIED SURFACE AREA: 7860 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 27210 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -82.0 KCAL/MOL 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 350 BIOMT1 2 -1.000000 0.000000 0.000000 83.70556 REMARK 350 BIOMT2 2 0.000000 1.000000 0.000000 0.00000 REMARK 350 BIOMT3 2 0.000000 0.000000 -1.000000 60.56824 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 GLY A 2 REMARK 465 ASN A 3 REMARK 465 SER A 4 REMARK 465 TYR A 5 REMARK 465 ILE A 6 REMARK 465 THR A 7 REMARK 465 LYS A 8 REMARK 465 GLU A 9 REMARK 465 ASP A 10 REMARK 465 ASN A 11 REMARK 465 GLN A 12 REMARK 465 ILE A 13 REMARK 465 SER A 14 REMARK 465 ALA A 15 REMARK 465 THR A 16 REMARK 465 SER A 17 REMARK 465 GLU A 18 REMARK 465 GLN A 19 REMARK 465 ILE A 160 REMARK 465 ASP A 161 REMARK 465 LEU A 162 REMARK 465 PHE A 163 REMARK 465 LYS A 164 REMARK 465 ASN A 165 REMARK 465 VAL A 166 REMARK 465 HIS A 167 REMARK 465 GLY A 168 REMARK 465 VAL A 169 REMARK 465 THR A 170 REMARK 465 LYS A 171 REMARK 465 TYR A 172 REMARK 465 GLU A 173 REMARK 465 PHE A 174 REMARK 465 MSE A 175 REMARK 465 GLY A 176 REMARK 465 LYS A 177 REMARK 465 ASP A 178 REMARK 465 LYS A 179 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 ASN A 34 -18.91 -49.55 REMARK 500 GLU A 158 22.42 -74.11 REMARK 500 LYS A 230 -29.20 152.95 REMARK 500 PRO A 232 -9.33 -58.83 REMARK 500 ASN A 247 -3.48 172.25 REMARK 500 ASN A 299 43.49 -108.32 REMARK 500 SER A 364 -24.50 -159.67 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 SAM A 1699 REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 1FP1 RELATED DB: PDB REMARK 900 CRYSTAL STRUCTURE ANALYSIS OF CHALCONE O-METHYLTRANSFERASE REMARK 900 RELATED ID: 1FP2 RELATED DB: PDB REMARK 900 CRYSTAL STRUCTURE ANALYSIS OF ISOFLAVONE O-METHYLTRANSFERASE REMARK 900 RELATED ID: 1FPX RELATED DB: PDB REMARK 900 CRYSTAL STRUCTURE ANALYSIS OF SELENOMETHIONINE SUBSTITUTED REMARK 900 ISOFLAVONE O-METHYLTRANSFERASE DBREF 1FPQ A 1 372 UNP P93324 CHOMT_MEDSA 1 372 SEQADV 1FPQ MSE A 1 UNP P93324 MET 1 MODIFIED RESIDUE SEQADV 1FPQ MSE A 29 UNP P93324 MET 29 MODIFIED RESIDUE SEQADV 1FPQ MSE A 63 UNP P93324 MET 63 MODIFIED RESIDUE SEQADV 1FPQ MSE A 88 UNP P93324 MET 88 MODIFIED RESIDUE SEQADV 1FPQ MSE A 118 UNP P93324 MET 118 MODIFIED RESIDUE SEQADV 1FPQ MSE A 149 UNP P93324 MET 149 MODIFIED RESIDUE SEQADV 1FPQ MSE A 175 UNP P93324 MET 175 MODIFIED RESIDUE SEQADV 1FPQ MSE A 181 UNP P93324 MET 181 MODIFIED RESIDUE SEQADV 1FPQ MSE A 189 UNP P93324 MET 189 MODIFIED RESIDUE SEQADV 1FPQ MSE A 197 UNP P93324 MET 197 MODIFIED RESIDUE SEQADV 1FPQ MSE A 200 UNP P93324 MET 200 MODIFIED RESIDUE SEQADV 1FPQ MSE A 261 UNP P93324 MET 261 MODIFIED RESIDUE SEQADV 1FPQ MSE A 271 UNP P93324 MET 271 MODIFIED RESIDUE SEQADV 1FPQ MSE A 329 UNP P93324 MET 329 MODIFIED RESIDUE SEQADV 1FPQ MSE A 368 UNP P93324 MET 368 MODIFIED RESIDUE SEQRES 1 A 372 MSE GLY ASN SER TYR ILE THR LYS GLU ASP ASN GLN ILE SEQRES 2 A 372 SER ALA THR SER GLU GLN THR GLU ASP SER ALA CYS LEU SEQRES 3 A 372 SER ALA MSE VAL LEU THR THR ASN LEU VAL TYR PRO ALA SEQRES 4 A 372 VAL LEU ASN ALA ALA ILE ASP LEU ASN LEU PHE GLU ILE SEQRES 5 A 372 ILE ALA LYS ALA THR PRO PRO GLY ALA PHE MSE SER PRO SEQRES 6 A 372 SER GLU ILE ALA SER LYS LEU PRO ALA SER THR GLN HIS SEQRES 7 A 372 SER ASP LEU PRO ASN ARG LEU ASP ARG MSE LEU ARG LEU SEQRES 8 A 372 LEU ALA SER TYR SER VAL LEU THR SER THR THR ARG THR SEQRES 9 A 372 ILE GLU ASP GLY GLY ALA GLU ARG VAL TYR GLY LEU SER SEQRES 10 A 372 MSE VAL GLY LYS TYR LEU VAL PRO ASP GLU SER ARG GLY SEQRES 11 A 372 TYR LEU ALA SER PHE THR THR PHE LEU CYS TYR PRO ALA SEQRES 12 A 372 LEU LEU GLN VAL TRP MSE ASN PHE LYS GLU ALA VAL VAL SEQRES 13 A 372 ASP GLU ASP ILE ASP LEU PHE LYS ASN VAL HIS GLY VAL SEQRES 14 A 372 THR LYS TYR GLU PHE MSE GLY LYS ASP LYS LYS MSE ASN SEQRES 15 A 372 GLN ILE PHE ASN LYS SER MSE VAL ASP VAL CYS ALA THR SEQRES 16 A 372 GLU MSE LYS ARG MSE LEU GLU ILE TYR THR GLY PHE GLU SEQRES 17 A 372 GLY ILE SER THR LEU VAL ASP VAL GLY GLY GLY SER GLY SEQRES 18 A 372 ARG ASN LEU GLU LEU ILE ILE SER LYS TYR PRO LEU ILE SEQRES 19 A 372 LYS GLY ILE ASN PHE ASP LEU PRO GLN VAL ILE GLU ASN SEQRES 20 A 372 ALA PRO PRO LEU SER GLY ILE GLU HIS VAL GLY GLY ASP SEQRES 21 A 372 MSE PHE ALA SER VAL PRO GLN GLY ASP ALA MSE ILE LEU SEQRES 22 A 372 LYS ALA VAL CYS HIS ASN TRP SER ASP GLU LYS CYS ILE SEQRES 23 A 372 GLU PHE LEU SER ASN CYS HIS LYS ALA LEU SER PRO ASN SEQRES 24 A 372 GLY LYS VAL ILE ILE VAL GLU PHE ILE LEU PRO GLU GLU SEQRES 25 A 372 PRO ASN THR SER GLU GLU SER LYS LEU VAL SER THR LEU SEQRES 26 A 372 ASP ASN LEU MSE PHE ILE THR VAL GLY GLY ARG GLU ARG SEQRES 27 A 372 THR GLU LYS GLN TYR GLU LYS LEU SER LYS LEU SER GLY SEQRES 28 A 372 PHE SER LYS PHE GLN VAL ALA CYS ARG ALA PHE ASN SER SEQRES 29 A 372 LEU GLY VAL MSE GLU PHE TYR LYS MODRES 1FPQ MSE A 29 MET SELENOMETHIONINE MODRES 1FPQ MSE A 63 MET SELENOMETHIONINE MODRES 1FPQ MSE A 88 MET SELENOMETHIONINE MODRES 1FPQ MSE A 118 MET SELENOMETHIONINE MODRES 1FPQ MSE A 149 MET SELENOMETHIONINE MODRES 1FPQ MSE A 181 MET SELENOMETHIONINE MODRES 1FPQ MSE A 189 MET SELENOMETHIONINE MODRES 1FPQ MSE A 197 MET SELENOMETHIONINE MODRES 1FPQ MSE A 200 MET SELENOMETHIONINE MODRES 1FPQ MSE A 261 MET SELENOMETHIONINE MODRES 1FPQ MSE A 271 MET SELENOMETHIONINE MODRES 1FPQ MSE A 329 MET SELENOMETHIONINE MODRES 1FPQ MSE A 368 MET SELENOMETHIONINE HET MSE A 29 8 HET MSE A 63 8 HET MSE A 88 8 HET MSE A 118 8 HET MSE A 149 8 HET MSE A 181 8 HET MSE A 189 8 HET MSE A 197 8 HET MSE A 200 8 HET MSE A 261 8 HET MSE A 271 8 HET MSE A 329 8 HET MSE A 368 8 HET SAM A1699 27 HETNAM MSE SELENOMETHIONINE HETNAM SAM S-ADENOSYLMETHIONINE FORMUL 1 MSE 13(C5 H11 N O2 SE) FORMUL 2 SAM C15 H22 N6 O5 S FORMUL 3 HOH *236(H2 O) HELIX 1 1 THR A 20 THR A 33 1 14 HELIX 2 2 LEU A 35 LEU A 47 1 13 HELIX 3 3 ASN A 48 LYS A 55 1 8 HELIX 4 4 SER A 64 SER A 70 1 7 HELIX 5 5 LYS A 71 LEU A 72 5 2 HELIX 6 6 PRO A 73 GLN A 77 5 5 HELIX 7 7 ASP A 80 TYR A 95 1 16 HELIX 8 8 VAL A 119 VAL A 124 5 6 HELIX 9 9 LEU A 132 CYS A 140 1 9 HELIX 10 10 TYR A 141 MSE A 149 1 9 HELIX 11 11 ASN A 150 ASP A 157 1 8 HELIX 12 12 LYS A 180 TYR A 204 1 25 HELIX 13 13 GLY A 221 SER A 229 1 9 HELIX 14 14 LEU A 241 GLU A 246 1 6 HELIX 15 15 VAL A 276 TRP A 280 5 5 HELIX 16 16 SER A 281 ALA A 295 1 15 HELIX 17 17 SER A 316 VAL A 333 1 18 HELIX 18 18 GLU A 340 SER A 350 1 11 SHEET 1 A 2 LEU A 98 THR A 104 0 SHEET 2 A 2 ALA A 110 LEU A 116 -1 N GLU A 111 O ARG A 103 SHEET 1 B 7 LYS A 354 ALA A 361 0 SHEET 2 B 7 LEU A 365 TYR A 371 -1 O LEU A 365 N ALA A 361 SHEET 3 B 7 LEU A 296 LEU A 309 -1 N VAL A 302 O PHE A 370 SHEET 4 B 7 GLY A 268 LYS A 274 1 O GLY A 268 N SER A 297 SHEET 5 B 7 THR A 212 VAL A 216 1 O THR A 212 N ALA A 270 SHEET 6 B 7 LYS A 235 ASP A 240 1 O LYS A 235 N LEU A 213 SHEET 7 B 7 ILE A 254 GLY A 258 1 N GLU A 255 O GLY A 236 SHEET 1 C 4 LYS A 354 ALA A 361 0 SHEET 2 C 4 LEU A 365 TYR A 371 -1 O LEU A 365 N ALA A 361 SHEET 3 C 4 LEU A 296 LEU A 309 -1 N VAL A 302 O PHE A 370 SHEET 4 C 4 ARG A 338 THR A 339 1 O ARG A 338 N LEU A 309 LINK C ALA A 28 N MSE A 29 1555 1555 1.34 LINK C MSE A 29 N VAL A 30 1555 1555 1.33 LINK C PHE A 62 N MSE A 63 1555 1555 1.33 LINK C MSE A 63 N SER A 64 1555 1555 1.33 LINK C ARG A 87 N MSE A 88 1555 1555 1.33 LINK C MSE A 88 N LEU A 89 1555 1555 1.32 LINK C SER A 117 N MSE A 118 1555 1555 1.33 LINK C MSE A 118 N VAL A 119 1555 1555 1.33 LINK C TRP A 148 N MSE A 149 1555 1555 1.33 LINK C MSE A 149 N ASN A 150 1555 1555 1.33 LINK C LYS A 180 N MSE A 181 1555 1555 1.32 LINK C MSE A 181 N ASN A 182 1555 1555 1.33 LINK C SER A 188 N MSE A 189 1555 1555 1.33 LINK C MSE A 189 N VAL A 190 1555 1555 1.33 LINK C GLU A 196 N MSE A 197 1555 1555 1.33 LINK C MSE A 197 N LYS A 198 1555 1555 1.33 LINK C ARG A 199 N MSE A 200 1555 1555 1.33 LINK C MSE A 200 N LEU A 201 1555 1555 1.33 LINK C ASP A 260 N MSE A 261 1555 1555 1.33 LINK C MSE A 261 N PHE A 262 1555 1555 1.33 LINK C ALA A 270 N MSE A 271 1555 1555 1.32 LINK C MSE A 271 N ILE A 272 1555 1555 1.32 LINK C LEU A 328 N MSE A 329 1555 1555 1.33 LINK C MSE A 329 N PHE A 330 1555 1555 1.33 LINK C VAL A 367 N MSE A 368 1555 1555 1.33 LINK C MSE A 368 N GLU A 369 1555 1555 1.33 SITE 1 AC1 18 GLU A 106 GLY A 217 ASN A 223 ASP A 240 SITE 2 AC1 18 LEU A 241 VAL A 244 ASP A 260 MSE A 261 SITE 3 AC1 18 PHE A 262 LYS A 274 ALA A 275 ASN A 279 SITE 4 AC1 18 HOH A1739 HOH A1753 HOH A1754 HOH A1767 SITE 5 AC1 18 HOH A1780 HOH A1825 CRYST1 125.520 53.470 73.600 90.00 124.62 90.00 C 1 2 1 4 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 0.007967 0.000000 0.005500 0.00000 SCALE2 0.000000 0.018702 0.000000 0.00000 SCALE3 0.000000 0.000000 0.016510 0.00000