HEADER TYROSINE-PROTEIN KINASE 18-SEP-97 1SKJ TITLE COCRYSTAL STRUCTURE OF UREA-SUBSTITUTED PHOSPHOPEPTIDE COMPLEX COMPND MOL_ID: 1; COMPND 2 MOLECULE: PP60 V-SRC TYROSINE KINASE TRANSFORMING PROTEIN; COMPND 3 CHAIN: A; COMPND 4 FRAGMENT: SH2 DOMAIN; COMPND 5 SYNONYM: SRC SH2; COMPND 6 EC: 2.7.1.112; COMPND 7 ENGINEERED: YES; COMPND 8 MUTATION: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: ROUS SARCOMA VIRUS; SOURCE 3 ORGANISM_TAXID: 11886; SOURCE 4 STRAIN: SCHMIDT-RUPPIN STRAIN A; SOURCE 5 CELL_LINE: JM 83; SOURCE 6 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 7 EXPRESSION_SYSTEM_TAXID: 562; SOURCE 8 EXPRESSION_SYSTEM_CELL_LINE: JM83; SOURCE 9 EXPRESSION_SYSTEM_VECTOR_TYPE: BACTERIUM; SOURCE 10 EXPRESSION_SYSTEM_VECTOR: PGEX-KT KEYWDS TYROSINE-PROTEIN KINASE, V-SRC SH2 DOMAIN, PHOSPHOTYROSINE KEYWDS 2 RECOGNITION DOMAIN, PP60 SRC SH2 DOMAIN, PEPTIDOMIMETIC, UREIDO EXPDTA X-RAY DIFFRACTION AUTHOR D.R.HOLLAND,J.R.RUBIN REVDAT 4 09-AUG-23 1SKJ 1 REMARK SEQADV REVDAT 3 24-FEB-09 1SKJ 1 VERSN REVDAT 2 01-APR-03 1SKJ 1 JRNL REVDAT 1 25-FEB-98 1SKJ 0 JRNL AUTH M.S.PLUMMER,D.R.HOLLAND,A.SHAHRIPOUR,E.A.LUNNEY,J.H.FERGUS, JRNL AUTH 2 J.S.MARKS,P.MCCONNELL,W.T.MUELLER,T.K.SAWYER JRNL TITL DESIGN, SYNTHESIS, AND COCRYSTAL STRUCTURE OF A NONPEPTIDE JRNL TITL 2 SRC SH2 DOMAIN LIGAND. JRNL REF J.MED.CHEM. V. 40 3719 1997 JRNL REFN ISSN 0022-2623 JRNL PMID 9371236 JRNL DOI 10.1021/JM970402Q REMARK 1 REMARK 1 REFERENCE 1 REMARK 1 AUTH G.WAKSMAN,S.E.SHOELSON,N.PANT,D.COWBURN,J.KURIYAN REMARK 1 TITL BINDING OF A HIGH AFFINITY PHOSPHOTYROSYL PEPTIDE TO THE SRC REMARK 1 TITL 2 SH2 DOMAIN: CRYSTAL STRUCTURES OF THE COMPLEXED AND REMARK 1 TITL 3 PEPTIDE-FREE FORMS REMARK 1 REF CELL(CAMBRIDGE,MASS.) V. 72 779 1993 REMARK 1 REFN ISSN 0092-8674 REMARK 2 REMARK 2 RESOLUTION. 2.00 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : X-PLOR 3.1 REMARK 3 AUTHORS : BRUNGER REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 2.00 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 8.00 REMARK 3 DATA CUTOFF (SIGMA(F)) : 2.400 REMARK 3 DATA CUTOFF HIGH (ABS(F)) : NULL REMARK 3 DATA CUTOFF LOW (ABS(F)) : NULL REMARK 3 COMPLETENESS (WORKING+TEST) (%) : 89.0 REMARK 3 NUMBER OF REFLECTIONS : 4253 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 CROSS-VALIDATION METHOD : R-FREE REMARK 3 FREE R VALUE TEST SET SELECTION : RANDOM REMARK 3 R VALUE (WORKING SET) : 0.200 REMARK 3 FREE R VALUE : 0.275 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 10.000 REMARK 3 FREE R VALUE TEST SET COUNT : 438 REMARK 3 ESTIMATED ERROR OF FREE R VALUE : NULL REMARK 3 REMARK 3 FIT IN THE HIGHEST RESOLUTION BIN. REMARK 3 TOTAL NUMBER OF BINS USED : 8 REMARK 3 BIN RESOLUTION RANGE HIGH (A) : 2.40 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 2.51 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : 85.00 REMARK 3 REFLECTIONS IN BIN (WORKING SET) : 445 REMARK 3 BIN R VALUE (WORKING SET) : 0.2400 REMARK 3 BIN FREE R VALUE : 0.2800 REMARK 3 BIN FREE R VALUE TEST SET SIZE (%) : 10.00 REMARK 3 BIN FREE R VALUE TEST SET COUNT : 53 REMARK 3 ESTIMATED ERROR OF BIN FREE R VALUE : NULL REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 819 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 39 REMARK 3 SOLVENT ATOMS : 61 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 25.50 REMARK 3 MEAN B VALUE (OVERALL, A**2) : 17.00 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : NULL REMARK 3 B22 (A**2) : NULL REMARK 3 B33 (A**2) : NULL REMARK 3 B12 (A**2) : NULL REMARK 3 B13 (A**2) : NULL REMARK 3 B23 (A**2) : NULL REMARK 3 REMARK 3 ESTIMATED COORDINATE ERROR. REMARK 3 ESD FROM LUZZATI PLOT (A) : NULL REMARK 3 ESD FROM SIGMAA (A) : NULL REMARK 3 LOW RESOLUTION CUTOFF (A) : NULL REMARK 3 REMARK 3 CROSS-VALIDATED ESTIMATED COORDINATE ERROR. REMARK 3 ESD FROM C-V LUZZATI PLOT (A) : NULL REMARK 3 ESD FROM C-V SIGMAA (A) : NULL REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES. REMARK 3 BOND LENGTHS (A) : 0.014 REMARK 3 BOND ANGLES (DEGREES) : 2.900 REMARK 3 DIHEDRAL ANGLES (DEGREES) : 28.60 REMARK 3 IMPROPER ANGLES (DEGREES) : 2.700 REMARK 3 REMARK 3 ISOTROPIC THERMAL MODEL : NULL REMARK 3 REMARK 3 ISOTROPIC THERMAL FACTOR RESTRAINTS. RMS SIGMA REMARK 3 MAIN-CHAIN BOND (A**2) : NULL ; NULL REMARK 3 MAIN-CHAIN ANGLE (A**2) : NULL ; NULL REMARK 3 SIDE-CHAIN BOND (A**2) : NULL ; NULL REMARK 3 SIDE-CHAIN ANGLE (A**2) : NULL ; NULL 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 : NULL REMARK 3 TOPOLOGY FILE 1 : NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 1SKJ COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY BNL. REMARK 100 THE DEPOSITION ID IS D_1000176399. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : JUL-94 REMARK 200 TEMPERATURE (KELVIN) : 293 REMARK 200 PH : 6.0 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : N REMARK 200 RADIATION SOURCE : ROTATING ANODE REMARK 200 BEAMLINE : NULL REMARK 200 X-RAY GENERATOR MODEL : RIGAKU REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 1.5418 REMARK 200 MONOCHROMATOR : CU FILTER REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : IMAGE PLATE REMARK 200 DETECTOR MANUFACTURER : MARRESEARCH REMARK 200 INTENSITY-INTEGRATION SOFTWARE : XDS REMARK 200 DATA SCALING SOFTWARE : XDS REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 4694 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.400 REMARK 200 RESOLUTION RANGE LOW (A) : 25.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : 2.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 95.5 REMARK 200 DATA REDUNDANCY : 3.700 REMARK 200 R MERGE (I) : 0.10900 REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : 18.9000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.40 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 2.50 REMARK 200 COMPLETENESS FOR SHELL (%) : 96.9 REMARK 200 DATA REDUNDANCY IN SHELL : 3.50 REMARK 200 R MERGE FOR SHELL (I) : 0.27600 REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 FOR SHELL : 7.000 REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: NULL REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT REMARK 200 SOFTWARE USED: X-PLOR 3.1 REMARK 200 STARTING MODEL: PROTEIN MODEL FROM 1SPS REMARK 200 REMARK 200 REMARK: WAKSMAN AND KURIYAN SRC SH2 STRUCTURE REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 48.77 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.50 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 20% PEG 6K, 0.1M ODIUM CACODYLATE PH REMARK 280 6, HANGING DROP EXPERIMENT, PROTEIN 29 MG/ ML, INHIBITOR 4 MG/ML, REMARK 280 4:4:2 RATIO (WELL:PROT:INHIB), PH 6.0, VAPOR DIFFUSION - REMARK 280 HANGING DROP, VAPOR DIFFUSION, HANGING DROP REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 61 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -Y,X-Y,Z+1/3 REMARK 290 3555 -X+Y,-X,Z+2/3 REMARK 290 4555 -X,-Y,Z+1/2 REMARK 290 5555 Y,-X+Y,Z+5/6 REMARK 290 6555 X-Y,X,Z+1/6 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 12.93333 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 25.86667 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 19.40000 REMARK 290 SMTRY1 5 0.500000 0.866025 0.000000 0.00000 REMARK 290 SMTRY2 5 -0.866025 0.500000 0.000000 0.00000 REMARK 290 SMTRY3 5 0.000000 0.000000 1.000000 32.33333 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 6.46667 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 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 GLY A 0 REMARK 465 SER A 1 REMARK 465 ALA A 2 REMARK 465 SER A 105 REMARK 465 LYS A 106 REMARK 465 GLU A 107 REMARK 465 PHE A 108 REMARK 465 ILE A 109 REMARK 465 VAL A 110 REMARK 465 THR A 111 REMARK 465 ASP A 112 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 GLU A 3 CB CG CD OE1 OE2 REMARK 470 GLU A 4 CG CD OE1 OE2 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 LEU A 30 CA - CB - CG ANGL. DEV. = 14.2 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 GLU A 4 -30.75 -34.37 REMARK 500 SER A 66 39.39 -95.70 REMARK 500 THR A 99 -88.43 -117.09 REMARK 500 REMARK 500 REMARK: NULL REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: PLANAR GROUPS REMARK 500 REMARK 500 PLANAR GROUPS IN THE FOLLOWING RESIDUES HAVE A TOTAL REMARK 500 RMS DISTANCE OF ALL ATOMS FROM THE BEST-FIT PLANE REMARK 500 BY MORE THAN AN EXPECTED VALUE OF 6*RMSD, WITH AN REMARK 500 RMSD 0.02 ANGSTROMS, OR AT LEAST ONE ATOM HAS REMARK 500 AN RMSD GREATER THAN THIS VALUE REMARK 500 (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN IDENTIFIER; REMARK 500 SSEQ=SEQUENCE NUMBER; I=INSERTION CODE). REMARK 500 REMARK 500 M RES CSSEQI RMS TYPE REMARK 500 TYR A 41 0.07 SIDE CHAIN 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 UR2 A 113 REMARK 999 REMARK 999 SEQUENCE REMARK 999 G-S-A-A-E- - : G-S ARE NOT NATURAL SEQUENCE - BYPRODUCT OF REMARK 999 CLONING REMARK 999 : E-F-I-V-T-D NOT NATURAL SEQUENCE - BYPRODUCT OF CLONING DBREF 1SKJ A 1 111 UNP P00524 SRC_RSVSA 142 252 SEQADV 1SKJ A UNP P00524 ILE 143 DELETION SEQADV 1SKJ A UNP P00524 GLN 144 DELETION SEQADV 1SKJ GLU A 107 UNP P00524 INSERTION SEQADV 1SKJ PHE A 108 UNP P00524 INSERTION SEQADV 1SKJ ILE A 109 UNP P00524 PRO 250 CONFLICT SEQADV 1SKJ VAL A 110 UNP P00524 GLN 251 CONFLICT SEQRES 1 A 113 GLY SER ALA GLU GLU TRP TYR PHE GLY LYS ILE THR ARG SEQRES 2 A 113 ARG GLU SER GLU ARG LEU LEU LEU ASN PRO GLU ASN PRO SEQRES 3 A 113 ARG GLY THR PHE LEU VAL ARG GLU SER GLU THR THR LYS SEQRES 4 A 113 GLY ALA TYR CYS LEU SER VAL SER ASP PHE ASP ASN ALA SEQRES 5 A 113 LYS GLY LEU ASN VAL LYS HIS TYR LYS ILE ARG LYS LEU SEQRES 6 A 113 ASP SER GLY GLY PHE TYR ILE THR SER ARG THR GLN PHE SEQRES 7 A 113 SER SER LEU GLN GLN LEU VAL ALA TYR TYR SER LYS HIS SEQRES 8 A 113 ALA ASP GLY LEU CYS HIS ARG LEU THR ASN VAL CYS PRO SEQRES 9 A 113 THR SER LYS GLU PHE ILE VAL THR ASP HET UR2 A 113 74 HETNAM UR2 4-[3-CARBOXYMETHYL-3-(4-PHOSPHONOOXY-BENZYL)-UREIDO]-4- HETNAM 2 UR2 [(3-CYCLOHEXYL-PROPYL)-METHYL-CARBAMOYL]BUTYRIC ACID FORMUL 2 UR2 C25 H38 N3 O10 P FORMUL 3 HOH *61(H2 O) HELIX 1 1 ARG A 12 LEU A 19 1 8 HELIX 2 2 LEU A 80 TYR A 87 1 8 SHEET 1 A 3 PHE A 29 GLU A 33 0 SHEET 2 A 3 TYR A 41 ASP A 49 -1 N SER A 44 O LEU A 30 SHEET 3 A 3 GLY A 53 ILE A 61 -1 N ILE A 61 O TYR A 41 SITE 1 AC1 16 PRO A 22 ARG A 26 ARG A 32 SER A 34 SITE 2 AC1 16 GLU A 35 THR A 36 CYS A 42 HIS A 58 SITE 3 AC1 16 TYR A 59 LYS A 60 ILE A 71 ASP A 92 SITE 4 AC1 16 GLY A 93 HIS A 96 HOH A 133 HOH A 153 CRYST1 74.400 74.400 38.800 90.00 90.00 120.00 P 61 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 0.013441 0.007760 0.000000 0.00000 SCALE2 0.000000 0.015520 0.000000 0.00000 SCALE3 0.000000 0.000000 0.025773 0.00000