1YC1 - Header Asymmetric Unit

HEADER CELL CYCLE 21-DEC-04 1YC1

TITLE CRYSTAL STRUCTURES OF HUMAN HSP90ALPHA COMPLEXED WITH TITLE 2 DIHYDROXYPHENYLPYRAZOLES

COMPND MOL_ID: 1; COMPND 2 MOLECULE: HEAT SHOCK PROTEIN HSP 90-ALPHA; COMPND 3 CHAIN: A; COMPND 4 FRAGMENT: N-TERMINAL ATP BINDING DOMAIN RESIDUES 9-223; COMPND 5 SYNONYM: HSP 86; COMPND 6 ENGINEERED: YES; COMPND 7 MUTATION: YES

SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: HOMO SAPIENS; SOURCE 3 ORGANISM_COMMON: HUMAN; SOURCE 4 ORGANISM_TAXID: 9606; SOURCE 5 GENE: HSPCA, HSP90A, HSPC1; SOURCE 6 EXPRESSION_SYSTEM: ESCHERICHIA COLI BL21; SOURCE 7 EXPRESSION_SYSTEM_TAXID: 511693; SOURCE 8 EXPRESSION_SYSTEM_STRAIN: BL21; SOURCE 9 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID; SOURCE 10 EXPRESSION_SYSTEM_PLASMID: PRSET

KEYWDS CELL-CYCLE, CANCER, DRUG DESIGN, CELL CYCLE

EXPDTA X-RAY DIFFRACTION

AUTHOR A.KREUSCH,S.HAN,A.BRINKER,V.ZHOU,H.CHOI,Y.HE,S.A.LESLEY, AUTHOR 2 J.CALDWELL,X.GU

REVDAT 2 24-FEB-09 1YC1 1 VERSN REVDAT 1 22-FEB-05 1YC1 0

JRNL AUTH A.KREUSCH,S.HAN,A.BRINKER,V.ZHOU,H.S.CHOI,Y.HE, JRNL AUTH 2 S.A.LESLEY,J.CALDWELL,X.J.GU JRNL TITL CRYSTAL STRUCTURES OF HUMAN HSP90ALPHA-COMPLEXED JRNL TITL 2 WITH DIHYDROXYPHENYLPYRAZOLES. JRNL REF BIOORG.MED.CHEM.LETT. V. 15 1475 2005 JRNL REFN ISSN 0960-894X JRNL PMID 15713410 JRNL DOI 10.1016/J.BMCL.2004.12.087

REMARK 1

REMARK 2 REMARK 2 RESOLUTION. 1.70 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) : 1.70 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 47.18 REMARK 3 DATA CUTOFF (SIGMA(F)) : 0.000 REMARK 3 DATA CUTOFF HIGH (ABS(F)) : 1654342.920 REMARK 3 DATA CUTOFF LOW (ABS(F)) : 0.0000 REMARK 3 COMPLETENESS (WORKING+TEST) (%) : 99.4 REMARK 3 NUMBER OF REFLECTIONS : 31248 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) : 0.190 REMARK 3 FREE R VALUE : 0.227 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 5.000 REMARK 3 FREE R VALUE TEST SET COUNT : 1553 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) : 1.70 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 1.81 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : 98.90 REMARK 3 REFLECTIONS IN BIN (WORKING SET) : 4877 REMARK 3 BIN R VALUE (WORKING SET) : 0.2180 REMARK 3 BIN FREE R VALUE : 0.2350 REMARK 3 BIN FREE R VALUE TEST SET SIZE (%) : 4.70 REMARK 3 BIN FREE R VALUE TEST SET COUNT : 240 REMARK 3 ESTIMATED ERROR OF BIN FREE R VALUE : 0.015 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 1655 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 27 REMARK 3 SOLVENT ATOMS : 307 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 20.80 REMARK 3 MEAN B VALUE (OVERALL, A**2) : 25.10 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : -1.19000 REMARK 3 B22 (A**2) : 2.15000 REMARK 3 B33 (A**2) : -0.96000 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) : 0.18 REMARK 3 ESD FROM SIGMAA (A) : 0.07 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) : 0.21 REMARK 3 ESD FROM C-V SIGMAA (A) : 0.06 REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES. REMARK 3 BOND LENGTHS (A) : 0.044 REMARK 3 BOND ANGLES (DEGREES) : 4.10 REMARK 3 DIHEDRAL ANGLES (DEGREES) : 24.20 REMARK 3 IMPROPER ANGLES (DEGREES) : 11.54 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) : 2.250 ; 2.000 REMARK 3 SIDE-CHAIN BOND (A**2) : 2.260 ; 2.000 REMARK 3 SIDE-CHAIN ANGLE (A**2) : 3.290 ; 2.500 REMARK 3 REMARK 3 BULK SOLVENT MODELING. REMARK 3 METHOD USED : FLAT MODEL REMARK 3 KSOL : 0.35 REMARK 3 BSOL : 46.27 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 : ION.PARAM REMARK 3 PARAMETER FILE 4 : 3129_CORRECT.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 : ION.TOP REMARK 3 TOPOLOGY FILE 4 : 3129_CORRECT.TOP REMARK 3 TOPOLOGY FILE 5 : NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL

REMARK 4 REMARK 4 1YC1 COMPLIES WITH FORMAT V. 3.15, 01-DEC-08

REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 03-FEB-05. REMARK 100 THE RCSB ID CODE IS RCSB031362.

REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 19-NOV-03 REMARK 200 TEMPERATURE (KELVIN) : 105 REMARK 200 PH : 9.0 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : ALS REMARK 200 BEAMLINE : 5.0.3 REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 1.0 REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : IMAGE PLATE 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 : 31248 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.700 REMARK 200 RESOLUTION RANGE LOW (A) : 47.180 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : 0.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 99.4 REMARK 200 DATA REDUNDANCY : 4.700 REMARK 200 R MERGE (I) : 0.03600 REMARK 200 R SYM (I) : NULL REMARK 200 <I/SIGMA(I)> FOR THE DATA SET : 18.3000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.70 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 1.81 REMARK 200 COMPLETENESS FOR SHELL (%) : 98.9 REMARK 200 DATA REDUNDANCY IN SHELL : 4.50 REMARK 200 R MERGE FOR SHELL (I) : 0.25300 REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 <I/SIGMA(I)> FOR SHELL : NULL REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT REMARK 200 SOFTWARE USED: AMORE REMARK 200 STARTING MODEL: NULL REMARK 200 REMARK 200 REMARK: NULL

REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 55.00 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.80 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: PEG 6000, LICL, PH 9.0, VAPOR REMARK 280 DIFFUSION, HANGING DROP, TEMPERATURE 277K

REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: C 2 2 21 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 -X,Y,-Z+1/2 REMARK 290 4555 X,-Y,-Z REMARK 290 5555 X+1/2,Y+1/2,Z REMARK 290 6555 -X+1/2,-Y+1/2,Z+1/2 REMARK 290 7555 -X+1/2,Y+1/2,-Z+1/2 REMARK 290 8555 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 44.19300 REMARK 290 SMTRY1 3 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 0.00000 REMARK 290 SMTRY3 3 0.000000 0.000000 -1.000000 44.19300 REMARK 290 SMTRY1 4 1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 4 0.000000 -1.000000 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 35.80550 REMARK 290 SMTRY2 5 0.000000 1.000000 0.000000 44.50000 REMARK 290 SMTRY3 5 0.000000 0.000000 1.000000 0.00000 REMARK 290 SMTRY1 6 -1.000000 0.000000 0.000000 35.80550 REMARK 290 SMTRY2 6 0.000000 -1.000000 0.000000 44.50000 REMARK 290 SMTRY3 6 0.000000 0.000000 1.000000 44.19300 REMARK 290 SMTRY1 7 -1.000000 0.000000 0.000000 35.80550 REMARK 290 SMTRY2 7 0.000000 1.000000 0.000000 44.50000 REMARK 290 SMTRY3 7 0.000000 0.000000 -1.000000 44.19300 REMARK 290 SMTRY1 8 1.000000 0.000000 0.000000 35.80550 REMARK 290 SMTRY2 8 0.000000 -1.000000 0.000000 44.50000 REMARK 290 SMTRY3 8 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: THIS PROTEIN IS A MONOMER

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 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 A -27 REMARK 465 ARG A -26 REMARK 465 GLY A -25 REMARK 465 SER A -24 REMARK 465 HIS A -23 REMARK 465 HIS A -22 REMARK 465 HIS A -21 REMARK 465 HIS A -20 REMARK 465 HIS A -19 REMARK 465 HIS A -18 REMARK 465 GLY A -17 REMARK 465 MET A -16 REMARK 465 ALA A -15 REMARK 465 SER A -14 REMARK 465 MET A -13 REMARK 465 THR A -12 REMARK 465 GLY A -11 REMARK 465 GLY A -10 REMARK 465 GLN A -9 REMARK 465 GLN A -8 REMARK 465 MET A -7 REMARK 465 GLY A -6 REMARK 465 ARG A -5 REMARK 465 ASP A -4 REMARK 465 LEU A -3 REMARK 465 TYR A -2 REMARK 465 ASP A -1 REMARK 465 ASP A 0 REMARK 465 ASP A 1 REMARK 465 ASP A 2 REMARK 465 LYS A 3 REMARK 465 ASP A 4 REMARK 465 ARG A 5 REMARK 465 TRP A 6 REMARK 465 GLY A 7 REMARK 465 SER A 8 REMARK 465 ASP A 9 REMARK 465 GLN A 10 REMARK 465 PRO A 11 REMARK 465 MET A 12 REMARK 465 GLU A 13 REMARK 465 GLU A 14 REMARK 465 GLU A 225 REMARK 465 ARG A 226 REMARK 465 ASP A 227 REMARK 465 LYS A 228 REMARK 465 GLU A 229 REMARK 465 VAL A 230 REMARK 465 SER A 231 REMARK 465 ASP A 232 REMARK 465 ASP A 233 REMARK 465 GLU A 234 REMARK 465 ALA A 235 REMARK 465 GLU A 236

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 470 O HOH A 687 1.94 REMARK 500 N GLY A 181 O HOH A 697 2.02 REMARK 500 N GLN A 212 O HOH A 705 2.07 REMARK 500 O LYS A 208 O HOH A 705 2.11 REMARK 500 O GLN A 212 O HOH A 706 2.13 REMARK 500 O HOH A 487 O HOH A 708 2.17 REMARK 500 REMARK 500 REMARK: NULL REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: CLOSE CONTACTS REMARK 500 REMARK 500 THE FOLLOWING ATOMS THAT ARE RELATED BY CRYSTALLOGRAPHIC REMARK 500 SYMMETRY ARE IN CLOSE CONTACT. AN ATOM LOCATED WITHIN 0.15 REMARK 500 ANGSTROMS OF A SYMMETRY RELATED ATOM IS ASSUMED TO BE ON A REMARK 500 SPECIAL POSITION AND IS, THEREFORE, LISTED IN REMARK 375 REMARK 500 INSTEAD OF REMARK 500. ATOMS WITH NON-BLANK ALTERNATE REMARK 500 LOCATION INDICATORS ARE NOT INCLUDED IN THE CALCULATIONS. REMARK 500 REMARK 500 DISTANCE CUTOFF: REMARK 500 2.2 ANGSTROMS FOR CONTACTS NOT INVOLVING HYDROGEN ATOMS REMARK 500 1.6 ANGSTROMS FOR CONTACTS INVOLVING HYDROGEN ATOMS REMARK 500 REMARK 500 ATM1 RES C SSEQI ATM2 RES C SSEQI SSYMOP DISTANCE REMARK 500 OH TYR A 61 O HIS A 210 4565 2.06 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 87 NE - CZ - NH2 ANGL. DEV. = -3.4 DEGREES REMARK 500 PHE A 213 C - N - CA ANGL. DEV. = 17.2 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 TYR A 38 125.57 -37.65 REMARK 500 ALA A 111 -125.29 52.37 REMARK 500 ALA A 124 -3.72 -52.66 REMARK 500 ILE A 128 -4.77 -54.94 REMARK 500 ALA A 166 -147.48 66.96 REMARK 500 ARG A 182 139.37 -174.86 REMARK 500 SER A 211 -3.57 -146.25 REMARK 500 GLN A 212 17.69 -67.94 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 648 DISTANCE = 5.71 ANGSTROMS

REMARK 800 REMARK 800 SITE REMARK 800 SITE_IDENTIFIER: AC1 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE 4BC A 401

REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 1YC3 RELATED DB: PDB REMARK 900 RELATED ID: 1YC4 RELATED DB: PDB

DBREF 1YC1 A 9 236 UNP P07900 HS90A_HUMAN 8 235

SEQADV 1YC1 MET A -27 UNP P07900 CLONING ARTIFACT SEQADV 1YC1 ARG A -26 UNP P07900 CLONING ARTIFACT SEQADV 1YC1 GLY A -25 UNP P07900 CLONING ARTIFACT SEQADV 1YC1 SER A -24 UNP P07900 CLONING ARTIFACT SEQADV 1YC1 HIS A -23 UNP P07900 CLONING ARTIFACT SEQADV 1YC1 HIS A -22 UNP P07900 CLONING ARTIFACT SEQADV 1YC1 HIS A -21 UNP P07900 CLONING ARTIFACT SEQADV 1YC1 HIS A -20 UNP P07900 CLONING ARTIFACT SEQADV 1YC1 HIS A -19 UNP P07900 CLONING ARTIFACT SEQADV 1YC1 HIS A -18 UNP P07900 CLONING ARTIFACT SEQADV 1YC1 GLY A -17 UNP P07900 CLONING ARTIFACT SEQADV 1YC1 MET A -16 UNP P07900 CLONING ARTIFACT SEQADV 1YC1 ALA A -15 UNP P07900 CLONING ARTIFACT SEQADV 1YC1 SER A -14 UNP P07900 CLONING ARTIFACT SEQADV 1YC1 MET A -13 UNP P07900 CLONING ARTIFACT SEQADV 1YC1 THR A -12 UNP P07900 CLONING ARTIFACT SEQADV 1YC1 GLY A -11 UNP P07900 CLONING ARTIFACT SEQADV 1YC1 GLY A -10 UNP P07900 CLONING ARTIFACT SEQADV 1YC1 GLN A -9 UNP P07900 CLONING ARTIFACT SEQADV 1YC1 GLN A -8 UNP P07900 CLONING ARTIFACT SEQADV 1YC1 MET A -7 UNP P07900 CLONING ARTIFACT SEQADV 1YC1 GLY A -6 UNP P07900 CLONING ARTIFACT SEQADV 1YC1 ARG A -5 UNP P07900 CLONING ARTIFACT SEQADV 1YC1 ASP A -4 UNP P07900 CLONING ARTIFACT SEQADV 1YC1 LEU A -3 UNP P07900 CLONING ARTIFACT SEQADV 1YC1 TYR A -2 UNP P07900 CLONING ARTIFACT SEQADV 1YC1 ASP A -1 UNP P07900 CLONING ARTIFACT SEQADV 1YC1 ASP A 0 UNP P07900 CLONING ARTIFACT SEQADV 1YC1 ASP A 1 UNP P07900 CLONING ARTIFACT SEQADV 1YC1 ASP A 2 UNP P07900 CLONING ARTIFACT SEQADV 1YC1 LYS A 3 UNP P07900 CLONING ARTIFACT SEQADV 1YC1 ASP A 4 UNP P07900 CLONING ARTIFACT SEQADV 1YC1 ARG A 5 UNP P07900 CLONING ARTIFACT SEQADV 1YC1 TRP A 6 UNP P07900 CLONING ARTIFACT SEQADV 1YC1 GLY A 7 UNP P07900 CLONING ARTIFACT SEQADV 1YC1 SER A 8 UNP P07900 CLONING ARTIFACT

SEQRES 1 A 264 MET ARG GLY SER HIS HIS HIS HIS HIS HIS GLY MET ALA SEQRES 2 A 264 SER MET THR GLY GLY GLN GLN MET GLY ARG ASP LEU TYR SEQRES 3 A 264 ASP ASP ASP ASP LYS ASP ARG TRP GLY SER ASP GLN PRO SEQRES 4 A 264 MET GLU GLU GLU GLU VAL GLU THR PHE ALA PHE GLN ALA SEQRES 5 A 264 GLU ILE ALA GLN LEU MET SER LEU ILE ILE ASN THR PHE SEQRES 6 A 264 TYR SER ASN LYS GLU ILE PHE LEU ARG GLU LEU ILE SER SEQRES 7 A 264 ASN SER SER ASP ALA LEU ASP LYS ILE ARG TYR GLU THR SEQRES 8 A 264 LEU THR ASP PRO SER LYS LEU ASP SER GLY LYS GLU LEU SEQRES 9 A 264 HIS ILE ASN LEU ILE PRO ASN LYS GLN ASP ARG THR LEU SEQRES 10 A 264 THR ILE VAL ASP THR GLY ILE GLY MET THR LYS ALA ASP SEQRES 11 A 264 LEU ILE ASN ASN LEU GLY THR ILE ALA LYS SER GLY THR SEQRES 12 A 264 LYS ALA PHE MET GLU ALA LEU GLN ALA GLY ALA ASP ILE SEQRES 13 A 264 SER MET ILE GLY GLN PHE GLY VAL GLY PHE TYR SER ALA SEQRES 14 A 264 TYR LEU VAL ALA GLU LYS VAL THR VAL ILE THR LYS HIS SEQRES 15 A 264 ASN ASP ASP GLU GLN TYR ALA TRP GLU SER SER ALA GLY SEQRES 16 A 264 GLY SER PHE THR VAL ARG THR ASP THR GLY GLU PRO MET SEQRES 17 A 264 GLY ARG GLY THR LYS VAL ILE LEU HIS LEU LYS GLU ASP SEQRES 18 A 264 GLN THR GLU TYR LEU GLU GLU ARG ARG ILE LYS GLU ILE SEQRES 19 A 264 VAL LYS LYS HIS SER GLN PHE ILE GLY TYR PRO ILE THR SEQRES 20 A 264 LEU PHE VAL GLU LYS GLU ARG ASP LYS GLU VAL SER ASP SEQRES 21 A 264 ASP GLU ALA GLU

HET 4BC A 401 27

HETNAM 4BC 4-(1,3-BENZODIOXOL-5-YL)-5-(5-ETHYL-2,4- HETNAM 2 4BC DIHYDROXYPHENYL)-2H-PYRAZOLE-3-CARBOXYLIC ACID

FORMUL 2 4BC C19 H16 N2 O6 FORMUL 3 HOH *307(H2 O)

HELIX 1 1 GLN A 23 THR A 36 1 14 HELIX 2 2 GLU A 42 ASP A 66 1 25 HELIX 3 3 PRO A 67 GLY A 73 5 7 HELIX 4 4 THR A 99 THR A 109 1 11 HELIX 5 5 GLY A 114 ALA A 124 1 11 HELIX 6 6 ASP A 127 GLY A 135 5 9 HELIX 7 7 VAL A 136 TYR A 139 5 4 HELIX 8 8 SER A 140 VAL A 144 1 5 HELIX 9 9 GLU A 192 LEU A 198 5 7 HELIX 10 10 GLU A 199 SER A 211 1 13

SHEET 1 A 8 VAL A 17 ALA A 21 0 SHEET 2 A 8 SER A 169 THR A 174 -1 O PHE A 170 N PHE A 20 SHEET 3 A 8 TYR A 160 SER A 164 -1 N ALA A 161 O ARG A 173 SHEET 4 A 8 ALA A 145 LYS A 153 -1 N VAL A 150 O TRP A 162 SHEET 5 A 8 GLY A 183 LEU A 190 -1 O ILE A 187 N THR A 149 SHEET 6 A 8 THR A 88 ASP A 93 -1 N ILE A 91 O VAL A 186 SHEET 7 A 8 ILE A 78 ASN A 83 -1 N ILE A 81 O THR A 90 SHEET 8 A 8 ILE A 218 LEU A 220 1 O THR A 219 N LEU A 80

SITE 1 AC1 18 ASN A 51 ALA A 55 LYS A 58 ASP A 93 SITE 2 AC1 18 ILE A 96 GLY A 97 MET A 98 LEU A 107 SITE 3 AC1 18 PHE A 138 THR A 184 VAL A 186 HOH A 402 SITE 4 AC1 18 HOH A 411 HOH A 433 HOH A 460 HOH A 489 SITE 5 AC1 18 HOH A 635 HOH A 687

CRYST1 71.611 89.000 88.386 90.00 90.00 90.00 C 2 2 21 8

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 0.013964 0.000000 0.000000 0.00000

SCALE2 0.000000 0.011236 0.000000 0.00000

SCALE3 0.000000 0.000000 0.011314 0.00000