HEADER TRANSFERASE 29-AUG-00 1FP1 TITLE CRYSTAL STRUCTURE ANALYSIS OF CHALCONE O-METHYLTRANSFERASE COMPND MOL_ID: 1; COMPND 2 MOLECULE: ISOLIQUIRITIGENIN 2'-O-METHYLTRANSFERASE; COMPND 3 CHAIN: D; 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_PLASMID: PHIS8 KEYWDS PROTEIN-SUBSTRATE, PROTEIN-PRODUCT COMPLEX, TRANSFERASE EXPDTA X-RAY DIFFRACTION AUTHOR C.ZUBIETA,R.A.DIXON,J.P.NOEL REVDAT 6 07-FEB-24 1FP1 1 REMARK REVDAT 5 31-JAN-18 1FP1 1 REMARK REVDAT 4 13-JUL-11 1FP1 1 VERSN REVDAT 3 24-FEB-09 1FP1 1 VERSN REVDAT 2 01-APR-03 1FP1 1 JRNL REVDAT 1 07-MAR-01 1FP1 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. 1.82 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) : 1.82 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 36.69 REMARK 3 DATA CUTOFF (SIGMA(F)) : 0.000 REMARK 3 DATA CUTOFF HIGH (ABS(F)) : 1481320.390 REMARK 3 DATA CUTOFF LOW (ABS(F)) : 0.0000 REMARK 3 COMPLETENESS (WORKING+TEST) (%) : 90.5 REMARK 3 NUMBER OF REFLECTIONS : 32682 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) : 0.226 REMARK 3 FREE R VALUE : 0.263 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 5.100 REMARK 3 FREE R VALUE TEST SET COUNT : 1656 REMARK 3 ESTIMATED ERROR OF FREE R VALUE : 0.006 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) : 1.82 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 1.93 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : 68.00 REMARK 3 REFLECTIONS IN BIN (WORKING SET) : 3833 REMARK 3 BIN R VALUE (WORKING SET) : 0.3520 REMARK 3 BIN FREE R VALUE : 0.3760 REMARK 3 BIN FREE R VALUE TEST SET SIZE (%) : 5.80 REMARK 3 BIN FREE R VALUE TEST SET COUNT : 235 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 : 2628 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 45 REMARK 3 SOLVENT ATOMS : 212 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 24.20 REMARK 3 MEAN B VALUE (OVERALL, A**2) : 38.60 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : 3.23000 REMARK 3 B22 (A**2) : 8.20000 REMARK 3 B33 (A**2) : -11.43000 REMARK 3 B12 (A**2) : 0.00000 REMARK 3 B13 (A**2) : -1.21000 REMARK 3 B23 (A**2) : 0.00000 REMARK 3 REMARK 3 ESTIMATED COORDINATE ERROR. REMARK 3 ESD FROM LUZZATI PLOT (A) : 0.26 REMARK 3 ESD FROM SIGMAA (A) : 0.31 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) : 0.30 REMARK 3 ESD FROM C-V SIGMAA (A) : 0.32 REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES. REMARK 3 BOND LENGTHS (A) : 0.006 REMARK 3 BOND ANGLES (DEGREES) : 1.200 REMARK 3 DIHEDRAL ANGLES (DEGREES) : 21.60 REMARK 3 IMPROPER ANGLES (DEGREES) : 0.770 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) : 1.330 ; 1.500 REMARK 3 MAIN-CHAIN ANGLE (A**2) : 2.010 ; 2.000 REMARK 3 SIDE-CHAIN BOND (A**2) : 1.980 ; 2.000 REMARK 3 SIDE-CHAIN ANGLE (A**2) : 2.850 ; 2.500 REMARK 3 REMARK 3 BULK SOLVENT MODELING. REMARK 3 METHOD USED : FLAT MODEL REMARK 3 KSOL : 0.38 REMARK 3 BSOL : 59.48 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 : THC1_PARA.TXT REMARK 3 PARAMETER FILE 3 : SAH_PARA.TXT REMARK 3 PARAMETER FILE 4 : WATER_REP.PARAM REMARK 3 PARAMETER FILE 5 : NULL REMARK 3 TOPOLOGY FILE 1 : PROTEIN.TOP REMARK 3 TOPOLOGY FILE 2 : WATER.TOP REMARK 3 TOPOLOGY FILE 3 : THC1_TOPO.TXT REMARK 3 TOPOLOGY FILE 4 : SAH_TOPO.TXT REMARK 3 TOPOLOGY FILE 5 : NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 1FP1 COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 27-SEP-00. REMARK 100 THE DEPOSITION ID IS D_1000011784. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 31-MAR-00 REMARK 200 TEMPERATURE (KELVIN) : 105 REMARK 200 PH : 7.5 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : SSRL REMARK 200 BEAMLINE : BL7-1 REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 1.03 REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : IMAGE PLATE REMARK 200 DETECTOR MANUFACTURER : MARRESEARCH REMARK 200 INTENSITY-INTEGRATION SOFTWARE : DENZO REMARK 200 DATA SCALING SOFTWARE : SCALEPACK REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 32682 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.820 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 (%) : 90.6 REMARK 200 DATA REDUNDANCY : 2.880 REMARK 200 R MERGE (I) : 0.05000 REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : 25.6000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.82 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 1.85 REMARK 200 COMPLETENESS FOR SHELL (%) : 48.5 REMARK 200 DATA REDUNDANCY IN SHELL : 2.10 REMARK 200 R MERGE FOR SHELL (I) : 0.66000 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: NULL REMARK 200 SOFTWARE USED: CNS REMARK 200 STARTING MODEL: NULL REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 49.96 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.46 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: PEG 8000, AMMONIUM ACETATE, PH 7.5, REMARK 280 VAPOR DIFFUSION, HANGING DROP, TEMPERATURE 4K, TEMPERATURE 277.0K 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 62.55950 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 26.89650 REMARK 290 SMTRY3 3 0.000000 0.000000 1.000000 0.00000 REMARK 290 SMTRY1 4 -1.000000 0.000000 0.000000 62.55950 REMARK 290 SMTRY2 4 0.000000 1.000000 0.000000 26.89650 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 CONSTRUCTED FROM THE REMARK 300 MONOMER BY A TWO-FOLD ROTATION. 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: 10640 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 27150 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -81.0 KCAL/MOL REMARK 350 APPLY THE FOLLOWING TO CHAINS: D 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 41.09741 REMARK 350 BIOMT2 2 0.000000 1.000000 0.000000 0.00000 REMARK 350 BIOMT3 2 0.000000 0.000000 -1.000000 120.35257 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 MET D 1 REMARK 465 GLY D 2 REMARK 465 ASN D 3 REMARK 465 SER D 4 REMARK 465 TYR D 5 REMARK 465 ILE D 6 REMARK 465 THR D 7 REMARK 465 LYS D 8 REMARK 465 GLU D 9 REMARK 465 ASP D 10 REMARK 465 ASN D 11 REMARK 465 GLN D 12 REMARK 465 ILE D 13 REMARK 465 SER D 14 REMARK 465 ALA D 15 REMARK 465 THR D 16 REMARK 465 SER D 17 REMARK 465 GLU D 18 REMARK 465 ILE D 160 REMARK 465 ASP D 161 REMARK 465 LEU D 162 REMARK 465 PHE D 163 REMARK 465 LYS D 164 REMARK 465 ASN D 165 REMARK 465 VAL D 166 REMARK 465 HIS D 167 REMARK 465 GLY D 168 REMARK 465 VAL D 169 REMARK 465 THR D 170 REMARK 465 LYS D 171 REMARK 465 TYR D 172 REMARK 465 GLU D 173 REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: COVALENT BOND ANGLES 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,A3,1X,A1,I4,A1,3(1X,A4,2X),12X,F5.1) 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 ATM2 ATM3 REMARK 500 GLN D 19 CA - C - N ANGL. DEV. = -18.0 DEGREES REMARK 500 GLN D 19 O - C - N ANGL. DEV. = 18.3 DEGREES REMARK 500 THR D 20 O - C - N ANGL. DEV. = 10.0 DEGREES 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 THR D 57 -72.50 -37.73 REMARK 500 GLU D 158 -4.20 -53.52 REMARK 500 MET D 175 -71.42 -64.31 REMARK 500 ASP D 178 82.62 104.39 REMARK 500 SER D 364 -28.22 -160.71 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 SAH D 1699 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE HCC D 2000 REMARK 900 REMARK 900 RELATED ENTRIES 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 IOMT REMARK 900 RELATED ID: 1FPQ RELATED DB: PDB REMARK 900 CRYSTAL STRUCTURE ANALYSIS OF SELENOMETHIONINE SUBSTITUTED CHALCONE REMARK 900 O-METHYLTRANSFERASE DBREF 1FP1 D 1 372 UNP P93324 CHOMT_MEDSA 1 372 SEQRES 1 D 372 MET GLY ASN SER TYR ILE THR LYS GLU ASP ASN GLN ILE SEQRES 2 D 372 SER ALA THR SER GLU GLN THR GLU ASP SER ALA CYS LEU SEQRES 3 D 372 SER ALA MET VAL LEU THR THR ASN LEU VAL TYR PRO ALA SEQRES 4 D 372 VAL LEU ASN ALA ALA ILE ASP LEU ASN LEU PHE GLU ILE SEQRES 5 D 372 ILE ALA LYS ALA THR PRO PRO GLY ALA PHE MET SER PRO SEQRES 6 D 372 SER GLU ILE ALA SER LYS LEU PRO ALA SER THR GLN HIS SEQRES 7 D 372 SER ASP LEU PRO ASN ARG LEU ASP ARG MET LEU ARG LEU SEQRES 8 D 372 LEU ALA SER TYR SER VAL LEU THR SER THR THR ARG THR SEQRES 9 D 372 ILE GLU ASP GLY GLY ALA GLU ARG VAL TYR GLY LEU SER SEQRES 10 D 372 MET VAL GLY LYS TYR LEU VAL PRO ASP GLU SER ARG GLY SEQRES 11 D 372 TYR LEU ALA SER PHE THR THR PHE LEU CYS TYR PRO ALA SEQRES 12 D 372 LEU LEU GLN VAL TRP MET ASN PHE LYS GLU ALA VAL VAL SEQRES 13 D 372 ASP GLU ASP ILE ASP LEU PHE LYS ASN VAL HIS GLY VAL SEQRES 14 D 372 THR LYS TYR GLU PHE MET GLY LYS ASP LYS LYS MET ASN SEQRES 15 D 372 GLN ILE PHE ASN LYS SER MET VAL ASP VAL CYS ALA THR SEQRES 16 D 372 GLU MET LYS ARG MET LEU GLU ILE TYR THR GLY PHE GLU SEQRES 17 D 372 GLY ILE SER THR LEU VAL ASP VAL GLY GLY GLY SER GLY SEQRES 18 D 372 ARG ASN LEU GLU LEU ILE ILE SER LYS TYR PRO LEU ILE SEQRES 19 D 372 LYS GLY ILE ASN PHE ASP LEU PRO GLN VAL ILE GLU ASN SEQRES 20 D 372 ALA PRO PRO LEU SER GLY ILE GLU HIS VAL GLY GLY ASP SEQRES 21 D 372 MET PHE ALA SER VAL PRO GLN GLY ASP ALA MET ILE LEU SEQRES 22 D 372 LYS ALA VAL CYS HIS ASN TRP SER ASP GLU LYS CYS ILE SEQRES 23 D 372 GLU PHE LEU SER ASN CYS HIS LYS ALA LEU SER PRO ASN SEQRES 24 D 372 GLY LYS VAL ILE ILE VAL GLU PHE ILE LEU PRO GLU GLU SEQRES 25 D 372 PRO ASN THR SER GLU GLU SER LYS LEU VAL SER THR LEU SEQRES 26 D 372 ASP ASN LEU MET PHE ILE THR VAL GLY GLY ARG GLU ARG SEQRES 27 D 372 THR GLU LYS GLN TYR GLU LYS LEU SER LYS LEU SER GLY SEQRES 28 D 372 PHE SER LYS PHE GLN VAL ALA CYS ARG ALA PHE ASN SER SEQRES 29 D 372 LEU GLY VAL MET GLU PHE TYR LYS HET SAH D1699 26 HET HCC D2000 38 HETNAM SAH S-ADENOSYL-L-HOMOCYSTEINE HETNAM HCC 2',4,4'-TRIHYDROXYCHALCONE FORMUL 2 SAH C14 H20 N6 O5 S FORMUL 3 HCC C15 H12 O4 FORMUL 4 HOH *212(H2 O) HELIX 1 1 THR D 20 ASN D 34 1 15 HELIX 2 2 LEU D 35 LEU D 47 1 13 HELIX 3 3 ASN D 48 LYS D 55 1 8 HELIX 4 4 SER D 64 SER D 70 1 7 HELIX 5 5 LYS D 71 LEU D 72 5 2 HELIX 6 6 PRO D 73 GLN D 77 5 5 HELIX 7 7 ASP D 80 TYR D 95 1 16 HELIX 8 8 VAL D 119 VAL D 124 5 6 HELIX 9 9 ALA D 133 CYS D 140 1 8 HELIX 10 10 TYR D 141 MET D 149 1 9 HELIX 11 11 ASN D 150 ASP D 157 1 8 HELIX 12 12 ASP D 178 TYR D 204 1 27 HELIX 13 13 GLY D 221 TYR D 231 1 11 HELIX 14 14 LEU D 241 GLU D 246 1 6 HELIX 15 15 VAL D 276 TRP D 280 5 5 HELIX 16 16 SER D 281 ALA D 295 1 15 HELIX 17 17 SER D 316 GLY D 334 1 19 HELIX 18 18 GLU D 340 SER D 350 1 11 SHEET 1 A 2 LEU D 98 THR D 104 0 SHEET 2 A 2 ALA D 110 LEU D 116 -1 O GLU D 111 N ARG D 103 SHEET 1 B 7 LYS D 354 ALA D 361 0 SHEET 2 B 7 LEU D 365 TYR D 371 -1 N LEU D 365 O ALA D 361 SHEET 3 B 7 LEU D 296 LEU D 309 -1 O VAL D 302 N PHE D 370 SHEET 4 B 7 GLY D 268 LYS D 274 1 O GLY D 268 N SER D 297 SHEET 5 B 7 THR D 212 VAL D 216 1 O THR D 212 N ALA D 270 SHEET 6 B 7 LYS D 235 ASP D 240 1 O LYS D 235 N LEU D 213 SHEET 7 B 7 ILE D 254 GLY D 258 1 N GLU D 255 O GLY D 236 SHEET 1 C 4 LYS D 354 ALA D 361 0 SHEET 2 C 4 LEU D 365 TYR D 371 -1 N LEU D 365 O ALA D 361 SHEET 3 C 4 LEU D 296 LEU D 309 -1 O VAL D 302 N PHE D 370 SHEET 4 C 4 ARG D 338 THR D 339 1 O ARG D 338 N LEU D 309 SITE 1 AC1 19 GLU D 106 GLY D 217 ASN D 223 ASP D 240 SITE 2 AC1 19 LEU D 241 VAL D 244 ASP D 260 MET D 261 SITE 3 AC1 19 PHE D 262 LYS D 274 ALA D 275 HCC D2000 SITE 4 AC1 19 HOH D2001 HOH D2006 HOH D2031 HOH D2035 SITE 5 AC1 19 HOH D2041 HOH D2057 HOH D2090 SITE 1 AC2 16 MET D 29 PHE D 135 PHE D 185 MET D 189 SITE 2 AC2 16 VAL D 192 CYS D 193 LYS D 274 ALA D 275 SITE 3 AC2 16 HIS D 278 LEU D 328 MET D 329 THR D 332 SITE 4 AC2 16 SAH D1699 HOH D2011 HOH D2018 HOH D2139 CRYST1 125.119 53.793 73.390 90.00 124.92 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 0.007992 0.000000 0.005580 0.00000 SCALE2 0.000000 0.018590 0.000000 0.00000 SCALE3 0.000000 0.000000 0.016618 0.00000 CONECT 2630 2631 CONECT 2631 2630 2632 2635 CONECT 2632 2631 2633 CONECT 2633 2632 2634 CONECT 2634 2633 2638 CONECT 2635 2631 2636 2637 CONECT 2636 2635 CONECT 2637 2635 CONECT 2638 2634 2639 CONECT 2639 2638 2640 2641 CONECT 2640 2639 2645 CONECT 2641 2639 2642 2643 CONECT 2642 2641 CONECT 2643 2641 2644 2645 CONECT 2644 2643 CONECT 2645 2640 2643 2646 CONECT 2646 2645 2647 2655 CONECT 2647 2646 2648 CONECT 2648 2647 2649 CONECT 2649 2648 2650 2655 CONECT 2650 2649 2651 2652 CONECT 2651 2650 CONECT 2652 2650 2653 CONECT 2653 2652 2654 CONECT 2654 2653 2655 CONECT 2655 2646 2649 2654 CONECT 2656 2658 2666 2692 CONECT 2657 2659 2667 2693 CONECT 2658 2656 2660 CONECT 2659 2657 2661 CONECT 2660 2658 2662 CONECT 2661 2659 2663 CONECT 2662 2660 2664 2668 CONECT 2663 2661 2665 2669 CONECT 2664 2662 2666 2674 CONECT 2665 2663 2667 2675 CONECT 2666 2656 2664 CONECT 2667 2657 2665 CONECT 2668 2662 2670 2688 CONECT 2669 2663 2671 2689 CONECT 2670 2668 2672 CONECT 2671 2669 2673 CONECT 2672 2670 2676 CONECT 2673 2671 2677 CONECT 2674 2664 CONECT 2675 2665 CONECT 2676 2672 2678 2686 CONECT 2677 2673 2679 2687 CONECT 2678 2676 2680 CONECT 2679 2677 2681 CONECT 2680 2678 2682 CONECT 2681 2679 2683 CONECT 2682 2680 2684 2690 CONECT 2683 2681 2685 2691 CONECT 2684 2682 2686 CONECT 2685 2683 2687 CONECT 2686 2676 2684 CONECT 2687 2677 2685 CONECT 2688 2668 CONECT 2689 2669 CONECT 2690 2682 CONECT 2691 2683 CONECT 2692 2656 CONECT 2693 2657 MASTER 326 0 2 18 13 0 9 6 2885 1 64 29 END