HEADER ISOMERASE 01-DEC-17 5YX4 TITLE ISOLIQUIRITIGENIN-COMPLEXED CHALCONE ISOMERASE (S189A) FROM THE TITLE 2 ANTARCTIC VASCULAR PLANT DESCHAMPSIA ANTARCTICA (DACHI1) COMPND MOL_ID: 1; COMPND 2 MOLECULE: CHALCONE-FLAVONONE ISOMERASE FAMILY PROTEIN; COMPND 3 CHAIN: A; COMPND 4 ENGINEERED: YES; COMPND 5 MUTATION: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: DESCHAMPSIA ANTARCTICA; SOURCE 3 ORGANISM_COMMON: ANTARCTIC HAIR GRASS; SOURCE 4 ORGANISM_TAXID: 159298; SOURCE 5 GENE: CHI1; SOURCE 6 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 7 EXPRESSION_SYSTEM_TAXID: 562 KEYWDS CHALCONE ISOMERASE, DESCHAMPSIA ANTARCTICA, ISOMERASE EXPDTA X-RAY DIFFRACTION AUTHOR C.W.LEE,S.PARK,J.H.LEE REVDAT 2 27-MAR-24 5YX4 1 REMARK REVDAT 1 14-FEB-18 5YX4 0 JRNL AUTH S.H.PARK,C.W.LEE,S.M.CHO,H.LEE,H.PARK,J.LEE,J.H.LEE JRNL TITL CRYSTAL STRUCTURE AND ENZYMATIC PROPERTIES OF CHALCONE JRNL TITL 2 ISOMERASE FROM THE ANTARCTIC VASCULAR PLANT DESCHAMPSIA JRNL TITL 3 ANTARCTICA DESV. JRNL REF PLOS ONE V. 13 92415 2018 JRNL REFN ESSN 1932-6203 JRNL PMID 29394293 JRNL DOI 10.1371/JOURNAL.PONE.0192415 REMARK 2 REMARK 2 RESOLUTION. 2.10 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : REFMAC 5.8.0158 REMARK 3 AUTHORS : MURSHUDOV,SKUBAK,LEBEDEV,PANNU,STEINER, REMARK 3 : NICHOLLS,WINN,LONG,VAGIN REMARK 3 REMARK 3 REFINEMENT TARGET : NULL REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 2.10 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 41.61 REMARK 3 DATA CUTOFF (SIGMA(F)) : NULL REMARK 3 COMPLETENESS FOR RANGE (%) : 99.4 REMARK 3 NUMBER OF REFLECTIONS : 20971 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 + TEST SET) : 0.191 REMARK 3 R VALUE (WORKING SET) : 0.189 REMARK 3 FREE R VALUE : 0.226 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 5.200 REMARK 3 FREE R VALUE TEST SET COUNT : 1154 REMARK 3 REMARK 3 FIT IN THE HIGHEST RESOLUTION BIN. REMARK 3 TOTAL NUMBER OF BINS USED : 20 REMARK 3 BIN RESOLUTION RANGE HIGH (A) : 2.10 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 2.16 REMARK 3 REFLECTION IN BIN (WORKING SET) : 1569 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : 98.78 REMARK 3 BIN R VALUE (WORKING SET) : 0.2410 REMARK 3 BIN FREE R VALUE SET COUNT : 55 REMARK 3 BIN FREE R VALUE : 0.2840 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 1694 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 19 REMARK 3 SOLVENT ATOMS : 218 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : NULL REMARK 3 MEAN B VALUE (OVERALL, A**2) : 54.01 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : 0.00000 REMARK 3 B22 (A**2) : 0.00000 REMARK 3 B33 (A**2) : 0.01000 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 OVERALL COORDINATE ERROR. REMARK 3 ESU BASED ON R VALUE (A): 0.154 REMARK 3 ESU BASED ON FREE R VALUE (A): 0.147 REMARK 3 ESU BASED ON MAXIMUM LIKELIHOOD (A): 0.112 REMARK 3 ESU FOR B VALUES BASED ON MAXIMUM LIKELIHOOD (A**2): 4.335 REMARK 3 REMARK 3 CORRELATION COEFFICIENTS. REMARK 3 CORRELATION COEFFICIENT FO-FC : 0.960 REMARK 3 CORRELATION COEFFICIENT FO-FC FREE : 0.949 REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES COUNT RMS WEIGHT REMARK 3 BOND LENGTHS REFINED ATOMS (A): 1750 ; 0.019 ; 0.019 REMARK 3 BOND LENGTHS OTHERS (A): 1636 ; 0.002 ; 0.020 REMARK 3 BOND ANGLES REFINED ATOMS (DEGREES): 2380 ; 1.945 ; 1.971 REMARK 3 BOND ANGLES OTHERS (DEGREES): 3789 ; 1.092 ; 3.000 REMARK 3 TORSION ANGLES, PERIOD 1 (DEGREES): 231 ; 6.833 ; 5.000 REMARK 3 TORSION ANGLES, PERIOD 2 (DEGREES): 63 ;36.149 ;24.762 REMARK 3 TORSION ANGLES, PERIOD 3 (DEGREES): 263 ;15.973 ;15.000 REMARK 3 TORSION ANGLES, PERIOD 4 (DEGREES): 5 ;15.741 ;15.000 REMARK 3 CHIRAL-CENTER RESTRAINTS (A**3): 273 ; 0.127 ; 0.200 REMARK 3 GENERAL PLANES REFINED ATOMS (A): 1986 ; 0.010 ; 0.021 REMARK 3 GENERAL PLANES OTHERS (A): 351 ; 0.005 ; 0.020 REMARK 3 NON-BONDED CONTACTS REFINED ATOMS (A): NULL ; NULL ; NULL REMARK 3 NON-BONDED CONTACTS OTHERS (A): NULL ; NULL ; NULL REMARK 3 NON-BONDED TORSION REFINED ATOMS (A): NULL ; NULL ; NULL REMARK 3 NON-BONDED TORSION OTHERS (A): NULL ; NULL ; NULL REMARK 3 H-BOND (X...Y) REFINED ATOMS (A): NULL ; NULL ; NULL REMARK 3 H-BOND (X...Y) OTHERS (A): NULL ; NULL ; NULL REMARK 3 POTENTIAL METAL-ION REFINED ATOMS (A): NULL ; NULL ; NULL REMARK 3 POTENTIAL METAL-ION OTHERS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY VDW REFINED ATOMS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY VDW OTHERS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY H-BOND REFINED ATOMS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY H-BOND OTHERS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY METAL-ION REFINED ATOMS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY METAL-ION OTHERS (A): NULL ; NULL ; NULL REMARK 3 REMARK 3 ISOTROPIC THERMAL FACTOR RESTRAINTS. COUNT RMS WEIGHT REMARK 3 MAIN-CHAIN BOND REFINED ATOMS (A**2): 927 ; 4.958 ; 5.175 REMARK 3 MAIN-CHAIN BOND OTHER ATOMS (A**2): 926 ; 4.928 ; 5.170 REMARK 3 MAIN-CHAIN ANGLE REFINED ATOMS (A**2): 1157 ; 6.017 ; 7.724 REMARK 3 MAIN-CHAIN ANGLE OTHER ATOMS (A**2): 1158 ; 6.017 ; 7.730 REMARK 3 SIDE-CHAIN BOND REFINED ATOMS (A**2): 823 ; 6.006 ; 5.620 REMARK 3 SIDE-CHAIN BOND OTHER ATOMS (A**2): 824 ; 6.002 ; 5.619 REMARK 3 SIDE-CHAIN ANGLE REFINED ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 SIDE-CHAIN ANGLE OTHER ATOMS (A**2): 1224 ; 8.163 ; 8.221 REMARK 3 LONG RANGE B REFINED ATOMS (A**2): 2014 ; 9.999 ;63.817 REMARK 3 LONG RANGE B OTHER ATOMS (A**2): 1951 ; 9.969 ;62.907 REMARK 3 REMARK 3 ANISOTROPIC THERMAL FACTOR RESTRAINTS. COUNT RMS WEIGHT REMARK 3 RIGID-BOND RESTRAINTS (A**2): NULL ; NULL ; NULL REMARK 3 SPHERICITY; FREE ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 SPHERICITY; BONDED ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 REMARK 3 NCS RESTRAINTS STATISTICS REMARK 3 NUMBER OF DIFFERENT NCS GROUPS : NULL REMARK 3 REMARK 3 TLS DETAILS REMARK 3 NUMBER OF TLS GROUPS : NULL REMARK 3 REMARK 3 BULK SOLVENT MODELLING. REMARK 3 METHOD USED : NULL REMARK 3 PARAMETERS FOR MASK CALCULATION REMARK 3 VDW PROBE RADIUS : 1.20 REMARK 3 ION PROBE RADIUS : 0.80 REMARK 3 SHRINKAGE RADIUS : 0.80 REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: HYDROGENS HAVE BEEN ADDED IN THE RIDING REMARK 3 POSITIONS REMARK 4 REMARK 4 5YX4 COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBJ ON 08-DEC-17. REMARK 100 THE DEPOSITION ID IS D_1300006058. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 10-OCT-16 REMARK 200 TEMPERATURE (KELVIN) : 200 REMARK 200 PH : 8.2 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : PAL/PLS REMARK 200 BEAMLINE : 5C (4A) REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 0.97950 REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : CCD REMARK 200 DETECTOR MANUFACTURER : ADSC QUANTUM 315R REMARK 200 INTENSITY-INTEGRATION SOFTWARE : HKL-2000 REMARK 200 DATA SCALING SOFTWARE : HKL-2000 REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 22153 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.100 REMARK 200 RESOLUTION RANGE LOW (A) : 50.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : NULL REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 99.5 REMARK 200 DATA REDUNDANCY : 8.900 REMARK 200 R MERGE (I) : NULL REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : 40.4000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.10 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 2.14 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: NULL 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 (%): 68.19 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 3.87 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 0.076 M SODIUM PHOSPHATE DIBASIC, REMARK 280 1.152 M POTASSIUM PHOSPHATE DIBASIC (PH 8.2), VAPOR DIFFUSION, REMARK 280 HANGING DROP, TEMPERATURE 293K 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 62.08467 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 31.04233 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 31.04233 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 62.08467 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 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 O HOH A 428 O HOH A 608 2.12 REMARK 500 O HOH A 401 O HOH A 491 2.14 REMARK 500 O LYS A 139 O HOH A 401 2.15 REMARK 500 OD1 ASP A 132 O HOH A 402 2.17 REMARK 500 OE2 GLU A 220 O HOH A 403 2.19 REMARK 500 REMARK 500 REMARK: NULL 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 ARG A 18 NE - CZ - NH2 ANGL. DEV. = 3.2 DEGREES REMARK 500 ASP A 55 CB - CA - C ANGL. DEV. = -12.4 DEGREES REMARK 500 ARG A 81 NE - CZ - NH1 ANGL. DEV. = 3.5 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 ALA A 56 -28.47 -141.83 REMARK 500 ASN A 166 -149.99 -138.57 REMARK 500 ASP A 219 38.99 -97.33 REMARK 500 REMARK 500 REMARK: NULL REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: NON-CIS, NON-TRANS REMARK 500 REMARK 500 THE FOLLOWING PEPTIDE BONDS DEVIATE SIGNIFICANTLY FROM BOTH REMARK 500 CIS AND TRANS CONFORMATION. CIS BONDS, IF ANY, ARE LISTED REMARK 500 ON CISPEP RECORDS. TRANS IS DEFINED AS 180 +/- 30 AND REMARK 500 CIS IS DEFINED AS 0 +/- 30 DEGREES. REMARK 500 MODEL OMEGA REMARK 500 ILE A 38 GLY A 39 -143.61 REMARK 500 REMARK 500 REMARK: NULL REMARK 525 REMARK 525 SOLVENT REMARK 525 REMARK 525 THE SOLVENT MOLECULES HAVE CHAIN IDENTIFIERS THAT REMARK 525 INDICATE THE POLYMER CHAIN WITH WHICH THEY ARE MOST REMARK 525 CLOSELY ASSOCIATED. THE REMARK LISTS ALL THE SOLVENT REMARK 525 MOLECULES WHICH ARE MORE THAN 5A AWAY FROM THE REMARK 525 NEAREST POLYMER CHAIN (M = MODEL NUMBER; REMARK 525 RES=RESIDUE NAME; C=CHAIN IDENTIFIER; SSEQ=SEQUENCE REMARK 525 NUMBER; I=INSERTION CODE): REMARK 525 REMARK 525 M RES CSSEQI REMARK 525 HOH A 617 DISTANCE = 6.70 ANGSTROMS REMARK 525 HOH A 618 DISTANCE = 7.07 ANGSTROMS REMARK 800 REMARK 800 SITE REMARK 800 SITE_IDENTIFIER: AC1 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: binding site for residue HCC A 301 DBREF 5YX4 A 1 231 UNP G4U3G8 G4U3G8_DESAN 1 231 SEQADV 5YX4 MET A 0 UNP G4U3G8 EXPRESSION TAG SEQADV 5YX4 ALA A 189 UNP G4U3G8 SER 189 ENGINEERED MUTATION SEQRES 1 A 232 MET MET ALA VAL SER GLU LEU GLU VAL ASP GLY VAL VAL SEQRES 2 A 232 PHE PRO SER LEU ALA ARG PRO PRO GLY SER ALA HIS SER SEQRES 3 A 232 HIS PHE LEU ALA GLY ALA GLY VAL ARG GLY MET GLU ILE SEQRES 4 A 232 GLY GLY ASN PHE ILE LYS PHE THR ALA ILE GLY VAL TYR SEQRES 5 A 232 LEU GLN ALA ASP ALA ALA VAL SER ALA LEU ALA LYS LYS SEQRES 6 A 232 TRP ALA GLY LYS ALA ALA ASP GLU LEU ALA SER ASP ALA SEQRES 7 A 232 ALA PHE PHE ARG ASP VAL VAL THR GLY GLU PHE GLU LYS SEQRES 8 A 232 PHE THR GLN VAL THR MET ILE LEU PRO LEU THR GLY ALA SEQRES 9 A 232 GLN TYR SER GLU LYS VAL THR GLU ASN CYS VAL ALA TYR SEQRES 10 A 232 TRP LYS ALA VAL GLY ALA TYR THR ASP ALA GLU ALA ALA SEQRES 11 A 232 ALA VAL ASP LYS PHE LYS GLU ALA PHE LYS THR GLU THR SEQRES 12 A 232 PHE PRO PRO GLY ALA SER ILE LEU PHE THR HIS SER PRO SEQRES 13 A 232 ALA GLY VAL LEU THR VAL ALA PHE SER LYS ASN SER SER SEQRES 14 A 232 VAL PRO GLU SER GLY GLY ALA ALA ILE GLU ASN ARG PRO SEQRES 15 A 232 LEU CYS GLU ALA VAL LEU GLU ALA ILE ILE GLY GLU HIS SEQRES 16 A 232 GLY VAL SER PRO ALA ALA LYS LEU SER LEU ALA THR ARG SEQRES 17 A 232 VAL ALA GLU LEU LEU LYS GLU ALA ALA SER VAL ASP GLU SEQRES 18 A 232 PRO ALA ALA ALA GLU PRO VAL SER VAL SER ALA HET HCC A 301 19 HETNAM HCC 2',4,4'-TRIHYDROXYCHALCONE FORMUL 2 HCC C15 H12 O4 FORMUL 3 HOH *218(H2 O) HELIX 1 AA1 ALA A 56 ALA A 66 1 11 HELIX 2 AA2 ALA A 69 SER A 75 1 7 HELIX 3 AA3 ASP A 76 GLY A 86 1 11 HELIX 4 AA4 GLY A 102 VAL A 120 1 19 HELIX 5 AA5 THR A 124 LYS A 139 1 16 HELIX 6 AA6 ASN A 179 GLY A 192 1 14 HELIX 7 AA7 SER A 197 ASP A 219 1 23 SHEET 1 AA1 2 LEU A 6 VAL A 8 0 SHEET 2 AA1 2 VAL A 11 PHE A 13 -1 O PHE A 13 N LEU A 6 SHEET 1 AA2 7 LEU A 16 ALA A 17 0 SHEET 2 AA2 7 HIS A 26 ILE A 38 -1 O HIS A 26 N ALA A 17 SHEET 3 AA2 7 ASN A 41 GLN A 53 -1 O VAL A 50 N GLY A 30 SHEET 4 AA2 7 LYS A 90 MET A 96 -1 O PHE A 91 N TYR A 51 SHEET 5 AA2 7 SER A 148 HIS A 153 -1 O HIS A 153 N LYS A 90 SHEET 6 AA2 7 VAL A 158 SER A 164 -1 O ALA A 162 N LEU A 150 SHEET 7 AA2 7 ALA A 176 GLU A 178 -1 O ILE A 177 N LEU A 159 SHEET 1 AA3 2 LEU A 100 THR A 101 0 SHEET 2 AA3 2 THR A 142 PHE A 143 -1 O PHE A 143 N LEU A 100 SITE 1 AC1 13 ARG A 34 PHE A 45 GLY A 67 LEU A 100 SITE 2 AC1 13 GLN A 104 TYR A 105 LYS A 108 LEU A 212 SITE 3 AC1 13 LYS A 213 HOH A 426 HOH A 433 HOH A 440 SITE 4 AC1 13 HOH A 562 CRYST1 83.221 83.221 93.127 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 0.012016 0.006938 0.000000 0.00000 SCALE2 0.000000 0.013875 0.000000 0.00000 SCALE3 0.000000 0.000000 0.010738 0.00000