PDB Short entry for 1IRK HEADER TRANSFERASE (PHOSPHOTRANSFERASE) 02-JAN-95 1IRK TITLE CRYSTAL STRUCTURE OF THE TYROSINE KINASE DOMAIN OF THE HUMAN INSULIN TITLE 2 RECEPTOR COMPND MOL_ID: 1; COMPND 2 MOLECULE: INSULIN RECEPTOR TYROSINE KINASE DOMAIN; COMPND 3 CHAIN: A; COMPND 4 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: HOMO SAPIENS; SOURCE 3 ORGANISM_COMMON: HUMAN; SOURCE 4 ORGANISM_TAXID: 9606 KEYWDS TRANSFERASE (PHOSPHOTRANSFERASE) EXPDTA X-RAY DIFFRACTION AUTHOR S.R.HUBBARD,L.WEI,L.ELLIS,W.A.HENDRICKSON REVDAT 3 07-FEB-24 1IRK 1 REMARK SEQADV REVDAT 2 24-FEB-09 1IRK 1 VERSN REVDAT 1 27-FEB-95 1IRK 0 JRNL AUTH S.R.HUBBARD,L.WEI,L.ELLIS,W.A.HENDRICKSON JRNL TITL CRYSTAL STRUCTURE OF THE TYROSINE KINASE DOMAIN OF THE HUMAN JRNL TITL 2 INSULIN RECEPTOR. JRNL REF NATURE V. 372 746 1994 JRNL REFN ISSN 0028-0836 JRNL PMID 7997262 JRNL DOI 10.1038/372746A0 REMARK 1 REMARK 1 REFERENCE 1 REMARK 1 AUTH L.WEI,S.R.HUBBARD,W.A.HENDRICKSON,L.ELLIS REMARK 1 TITL EXPRESSION, CHARACTERIZATION AND CRYSTALLIZATION OF THE REMARK 1 TITL 2 CATALYTIC CORE OF THE HUMAN INSULIN RECEPTOR PROTEIN REMARK 1 TITL 3 TYROSINE KINASE DOMAIN REMARK 1 REF TO BE PUBLISHED REMARK 1 REFN REMARK 1 REFERENCE 2 REMARK 1 AUTH Y.EBINA,L.ELLIS,K.JARNAGIN,M.EDERY,L.GRAF,E.CLAUSER,J.-H.OU, REMARK 1 AUTH 2 F.MASIARZ,Y.W.KAN,I.D.GOLDFINE,R.A.ROTH,W.J.RUTTER REMARK 1 TITL THE HUMAN INSULIN RECEPTOR CDNA: THE STRUCTURAL BASIS FOR REMARK 1 TITL 2 HORMONE-ACTIVATED TRANSMEMBRANE SIGNALLING REMARK 1 REF CELL(CAMBRIDGE,MASS.) V. 40 747 1985 REMARK 1 REFN ISSN 0092-8674 REMARK 2 REMARK 2 RESOLUTION. 2.10 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : X-PLOR REMARK 3 AUTHORS : BRUNGER REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 2.10 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 6.00 REMARK 3 DATA CUTOFF (SIGMA(F)) : 2.000 REMARK 3 DATA CUTOFF HIGH (ABS(F)) : NULL REMARK 3 DATA CUTOFF LOW (ABS(F)) : NULL REMARK 3 COMPLETENESS (WORKING+TEST) (%) : 91.2 REMARK 3 NUMBER OF REFLECTIONS : 34747 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 CROSS-VALIDATION METHOD : NULL REMARK 3 FREE R VALUE TEST SET SELECTION : NULL REMARK 3 R VALUE (WORKING SET) : 0.196 REMARK 3 FREE R VALUE : 0.232 REMARK 3 FREE R VALUE TEST SET SIZE (%) : NULL REMARK 3 FREE R VALUE TEST SET COUNT : NULL 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 : NULL REMARK 3 BIN RESOLUTION RANGE HIGH (A) : NULL REMARK 3 BIN RESOLUTION RANGE LOW (A) : NULL REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : NULL REMARK 3 REFLECTIONS IN BIN (WORKING SET) : NULL REMARK 3 BIN R VALUE (WORKING SET) : NULL REMARK 3 BIN FREE R VALUE : NULL REMARK 3 BIN FREE R VALUE TEST SET SIZE (%) : NULL REMARK 3 BIN FREE R VALUE TEST SET COUNT : NULL 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 : 2369 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 6 REMARK 3 SOLVENT ATOMS : 199 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : NULL REMARK 3 MEAN B VALUE (OVERALL, A**2) : 23.60 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) : 0.011 REMARK 3 BOND ANGLES (DEGREES) : 1.580 REMARK 3 DIHEDRAL ANGLES (DEGREES) : NULL REMARK 3 IMPROPER ANGLES (DEGREES) : 1.460 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) : 1.660 ; 1.000 REMARK 3 MAIN-CHAIN ANGLE (A**2) : 1.720 ; 1.500 REMARK 3 SIDE-CHAIN BOND (A**2) : 2.930 ; 1.500 REMARK 3 SIDE-CHAIN ANGLE (A**2) : 3.130 ; 2.000 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 1IRK 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_1000174240. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : NULL REMARK 200 TEMPERATURE (KELVIN) : NULL REMARK 200 PH : NULL REMARK 200 NUMBER OF CRYSTALS USED : NULL REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : NULL REMARK 200 RADIATION SOURCE : NULL REMARK 200 BEAMLINE : NULL REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : NULL REMARK 200 WAVELENGTH OR RANGE (A) : NULL REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : NULL REMARK 200 DETECTOR MANUFACTURER : NULL REMARK 200 INTENSITY-INTEGRATION SOFTWARE : NULL REMARK 200 DATA SCALING SOFTWARE : NULL REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 37359 REMARK 200 RESOLUTION RANGE HIGH (A) : NULL REMARK 200 RESOLUTION RANGE LOW (A) : NULL REMARK 200 REJECTION CRITERIA (SIGMA(I)) : NULL REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 93.9 REMARK 200 DATA REDUNDANCY : NULL REMARK 200 R MERGE (I) : NULL REMARK 200 R SYM (I) : NULL REMARK 200 <I/SIGMA(I)> FOR THE DATA SET : NULL REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : NULL REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : NULL 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 <I/SIGMA(I)> FOR SHELL : NULL REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: NULL REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: NULL REMARK 200 SOFTWARE USED: X-PLOR REMARK 200 STARTING MODEL: NULL REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 51.30 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.53 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: NULL REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 21 21 21 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -X+1/2,-Y,Z+1/2 REMARK 290 3555 -X,Y+1/2,-Z+1/2 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 27.01500 REMARK 290 SMTRY2 2 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 2 0.000000 0.000000 1.000000 44.59000 REMARK 290 SMTRY1 3 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 36.49500 REMARK 290 SMTRY3 3 0.000000 0.000000 -1.000000 44.59000 REMARK 290 SMTRY1 4 1.000000 0.000000 0.000000 27.01500 REMARK 290 SMTRY2 4 0.000000 -1.000000 0.000000 36.49500 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 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 VAL A 978 REMARK 465 PHE A 979 REMARK 465 PRO A 980 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 PHE A 984 CG CD1 CD2 CE1 CE2 CZ REMARK 470 GLU A 988 CG CD OE1 OE2 REMARK 470 GLU A1094 CG CD OE1 OE2 REMARK 470 GLU A1096 CG CD OE1 OE2 REMARK 470 MET A1153 CG SD CE REMARK 470 THR A1154 OG1 CG2 REMARK 470 ARG A1155 CG CD NE CZ NH1 NH2 REMARK 470 ASP A1156 CG OD1 OD2 REMARK 470 ILE A1157 CG1 CG2 CD1 REMARK 470 GLU A1159 CG CD OE1 OE2 REMARK 470 ARG A1237 CG CD NE CZ NH1 NH2 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 ARG A1131 -13.51 77.45 REMARK 500 ASP A1132 41.00 -145.75 REMARK 500 MET A1153 70.88 -113.07 REMARK 500 ASP A1156 -148.23 -173.00 REMARK 500 LYS A1168 -129.09 -93.35 REMARK 500 REMARK 500 REMARK: NULL REMARK 600 REMARK 600 HETEROGEN REMARK 600 REMARK 600 THE MODEL INCLUDES TWO ETHYL MERCURY GROUPS (EMC) REMARK 600 WHICH ARE COVALENTLY BOUND TO CYS 1056 AND CYS 1234. REMARK 620 REMARK 620 METAL COORDINATION REMARK 620 (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN IDENTIFIER; REMARK 620 SSEQ=SEQUENCE NUMBER; I=INSERTION CODE): REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 EMC A 500 HG REMARK 620 N RES CSSEQI ATOM REMARK 620 1 CYS A1056 SG REMARK 620 2 EMC A 500 C1 161.5 REMARK 620 N 1 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 EMC A 501 HG REMARK 620 N RES CSSEQI ATOM REMARK 620 1 CYS A1234 SG REMARK 620 2 EMC A 501 C1 177.4 REMARK 620 N 1 REMARK 800 REMARK 800 SITE REMARK 800 SITE_IDENTIFIER: AC1 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE EMC A 500 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE EMC A 501 REMARK 999 REMARK 999 SEQUENCE REMARK 999 RESIDUE NUMBERING IS ACCORDING TO EBINA ET AL. REMARK 999 (REFERENCE 2). DBREF 1IRK A 978 1283 UNP P06213 INSR_HUMAN 1005 1310 SEQADV 1IRK SER A 981 UNP P06213 CYS 1008 CONFLICT SEQADV 1IRK PHE A 984 UNP P06213 TYR 1011 CONFLICT SEQRES 1 A 306 VAL PHE PRO SER SER VAL PHE VAL PRO ASP GLU TRP GLU SEQRES 2 A 306 VAL SER ARG GLU LYS ILE THR LEU LEU ARG GLU LEU GLY SEQRES 3 A 306 GLN GLY SER PHE GLY MET VAL TYR GLU GLY ASN ALA ARG SEQRES 4 A 306 ASP ILE ILE LYS GLY GLU ALA GLU THR ARG VAL ALA VAL SEQRES 5 A 306 LYS THR VAL ASN GLU SER ALA SER LEU ARG GLU ARG ILE SEQRES 6 A 306 GLU PHE LEU ASN GLU ALA SER VAL MET LYS GLY PHE THR SEQRES 7 A 306 CYS HIS HIS VAL VAL ARG LEU LEU GLY VAL VAL SER LYS SEQRES 8 A 306 GLY GLN PRO THR LEU VAL VAL MET GLU LEU MET ALA HIS SEQRES 9 A 306 GLY ASP LEU LYS SER TYR LEU ARG SER LEU ARG PRO GLU SEQRES 10 A 306 ALA GLU ASN ASN PRO GLY ARG PRO PRO PRO THR LEU GLN SEQRES 11 A 306 GLU MET ILE GLN MET ALA ALA GLU ILE ALA ASP GLY MET SEQRES 12 A 306 ALA TYR LEU ASN ALA LYS LYS PHE VAL HIS ARG ASP LEU SEQRES 13 A 306 ALA ALA ARG ASN CYS MET VAL ALA HIS ASP PHE THR VAL SEQRES 14 A 306 LYS ILE GLY ASP PHE GLY MET THR ARG ASP ILE TYR GLU SEQRES 15 A 306 THR ASP TYR TYR ARG LYS GLY GLY LYS GLY LEU LEU PRO SEQRES 16 A 306 VAL ARG TRP MET ALA PRO GLU SER LEU LYS ASP GLY VAL SEQRES 17 A 306 PHE THR THR SER SER ASP MET TRP SER PHE GLY VAL VAL SEQRES 18 A 306 LEU TRP GLU ILE THR SER LEU ALA GLU GLN PRO TYR GLN SEQRES 19 A 306 GLY LEU SER ASN GLU GLN VAL LEU LYS PHE VAL MET ASP SEQRES 20 A 306 GLY GLY TYR LEU ASP GLN PRO ASP ASN CYS PRO GLU ARG SEQRES 21 A 306 VAL THR ASP LEU MET ARG MET CYS TRP GLN PHE ASN PRO SEQRES 22 A 306 LYS MET ARG PRO THR PHE LEU GLU ILE VAL ASN LEU LEU SEQRES 23 A 306 LYS ASP ASP LEU HIS PRO SER PHE PRO GLU VAL SER PHE SEQRES 24 A 306 PHE HIS SER GLU GLU ASN LYS HET EMC A 500 3 HET EMC A 501 3 HETNAM EMC ETHYL MERCURY ION FORMUL 2 EMC 2(C2 H5 HG 1+) FORMUL 4 HOH *199(H2 O) HELIX 1 C LEU A 1038 MET A 1051 1 14 HELIX 2 D LEU A 1084 SER A 1090 1 7 HELIX 3 E LEU A 1106 ALA A 1125 1 20 HELIX 4 EF PRO A 1178 ASP A 1183 1 6 HELIX 5 F THR A 1188 SER A 1204 1 17 HELIX 6 G ASN A 1215 MET A 1223 1 9 HELIX 7 H GLU A 1236 CYS A 1245 1 10 HELIX 8 I PHE A 1256 LEU A 1263 1 8 HELIX 9 J PHE A 1271 VAL A 1274 1 4 SHEET 1 A 5 LEU A1062 VAL A1066 0 SHEET 2 A 5 LEU A1073 GLU A1077 -1 N VAL A1075 O LEU A1063 SHEET 3 A 5 GLU A1022 LYS A1030 -1 N LYS A1030 O VAL A1074 SHEET 4 A 5 MET A1009 ILE A1019 -1 N ALA A1015 O THR A1025 SHEET 5 A 5 ILE A 996 GLN A1004 -1 N ARG A1000 O GLU A1012 SHEET 1 B 2 CYS A1138 VAL A1140 0 SHEET 2 B 2 VAL A1146 ILE A1148 -1 N LYS A1147 O MET A1139 SHEET 1 C 2 TYR A1163 ARG A1164 0 SHEET 2 C 2 LEU A1170 LEU A1171 -1 N LEU A1171 O TYR A1163 LINK HG EMC A 500 SG CYS A1056 1555 1555 2.38 LINK HG EMC A 501 SG CYS A1234 1555 1555 2.37 CISPEP 1 GLN A 1070 PRO A 1071 0 -0.47 SITE 1 AC1 3 CYS A1056 PHE A1276 SER A1279 SITE 1 AC2 2 MET A1109 CYS A1234 CRYST1 54.030 72.990 89.180 90.00 90.00 90.00 P 21 21 21 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 0.018508 0.000000 0.000000 0.00000 SCALE2 0.000000 0.013701 0.000000 0.00000 SCALE3 0.000000 0.000000 0.011213 0.00000