PDB Short entry for 2A1I HEADER DNA BINDING PROTEIN 20-JUN-05 2A1I TITLE CRYSTAL STRUCTURE OF THE CENTRAL DOMAIN OF HUMAN ERCC1 COMPND MOL_ID: 1; COMPND 2 MOLECULE: DNA EXCISION REPAIR PROTEIN ERCC-1; COMPND 3 CHAIN: A; COMPND 4 FRAGMENT: CENTRAL DOMAIN; COMPND 5 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: HOMO SAPIENS; SOURCE 3 ORGANISM_COMMON: HUMAN; SOURCE 4 ORGANISM_TAXID: 9606; SOURCE 5 GENE: ERCC1; SOURCE 6 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 7 EXPRESSION_SYSTEM_TAXID: 562; SOURCE 8 EXPRESSION_SYSTEM_STRAIN: BL21 (DE3/RIL); SOURCE 9 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID; SOURCE 10 EXPRESSION_SYSTEM_PLASMID: PET-DUET1 KEYWDS ERCC1, XPF, NER, CENTRAL DOMAIN, DNA REPAIR, ENDONUCLEASE, DNA KEYWDS 2 BINDING PROTEIN EXPDTA X-RAY DIFFRACTION AUTHOR O.V.TSODIKOV,J.H.ENZLIN,O.D.SCHARER,T.ELLENBERGER REVDAT 3 14-FEB-24 2A1I 1 REMARK SEQADV REVDAT 2 24-FEB-09 2A1I 1 VERSN REVDAT 1 02-AUG-05 2A1I 0 JRNL AUTH O.V.TSODIKOV,J.H.ENZLIN,O.D.SCHARER,T.ELLENBERGER JRNL TITL CRYSTAL STRUCTURE AND DNA BINDING FUNCTIONS OF ERCC1, A JRNL TITL 2 SUBUNIT OF THE DNA STRUCTURE-SPECIFIC ENDONUCLEASE JRNL TITL 3 XPF-ERCC1. JRNL REF PROC.NATL.ACAD.SCI.USA V. 102 11236 2005 JRNL REFN ISSN 0027-8424 JRNL PMID 16076955 JRNL DOI 10.1073/PNAS.0504341102 REMARK 2 REMARK 2 RESOLUTION. 1.90 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : REFMAC 5.1.24 REMARK 3 AUTHORS : MURSHUDOV,SKUBAK,LEBEDEV,PANNU,STEINER, REMARK 3 : NICHOLLS,WINN,LONG,VAGIN REMARK 3 REMARK 3 REFINEMENT TARGET : MAXIMUM LIKELIHOOD REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 1.90 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 30.00 REMARK 3 DATA CUTOFF (SIGMA(F)) : 3.000 REMARK 3 COMPLETENESS FOR RANGE (%) : 99.6 REMARK 3 NUMBER OF REFLECTIONS : 11309 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) : 0.206 REMARK 3 R VALUE (WORKING SET) : 0.204 REMARK 3 FREE R VALUE : 0.248 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 4.900 REMARK 3 FREE R VALUE TEST SET COUNT : 586 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) : 1.90 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 1.95 REMARK 3 REFLECTION IN BIN (WORKING SET) : 786 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : NULL REMARK 3 BIN R VALUE (WORKING SET) : 0.2780 REMARK 3 BIN FREE R VALUE SET COUNT : 50 REMARK 3 BIN FREE R VALUE : 0.3520 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 1039 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 1 REMARK 3 SOLVENT ATOMS : 130 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : NULL REMARK 3 MEAN B VALUE (OVERALL, A**2) : 33.18 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : 3.42000 REMARK 3 B22 (A**2) : -1.94000 REMARK 3 B33 (A**2) : -1.48000 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): 0.166 REMARK 3 ESU BASED ON FREE R VALUE (A): 0.154 REMARK 3 ESU BASED ON MAXIMUM LIKELIHOOD (A): 0.130 REMARK 3 ESU FOR B VALUES BASED ON MAXIMUM LIKELIHOOD (A**2): 4.539 REMARK 3 REMARK 3 CORRELATION COEFFICIENTS. REMARK 3 CORRELATION COEFFICIENT FO-FC : 0.957 REMARK 3 CORRELATION COEFFICIENT FO-FC FREE : 0.933 REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES COUNT RMS WEIGHT REMARK 3 BOND LENGTHS REFINED ATOMS (A): 1062 ; 0.018 ; 0.022 REMARK 3 BOND LENGTHS OTHERS (A): NULL ; NULL ; NULL REMARK 3 BOND ANGLES REFINED ATOMS (DEGREES): 1442 ; 1.701 ; 1.976 REMARK 3 BOND ANGLES OTHERS (DEGREES): NULL ; NULL ; NULL REMARK 3 TORSION ANGLES, PERIOD 1 (DEGREES): 128 ; 6.298 ; 5.000 REMARK 3 TORSION ANGLES, PERIOD 2 (DEGREES): NULL ; NULL ; NULL REMARK 3 TORSION ANGLES, PERIOD 3 (DEGREES): NULL ; NULL ; NULL REMARK 3 TORSION ANGLES, PERIOD 4 (DEGREES): NULL ; NULL ; NULL REMARK 3 CHIRAL-CENTER RESTRAINTS (A**3): 162 ; 0.163 ; 0.200 REMARK 3 GENERAL PLANES REFINED ATOMS (A): 797 ; 0.007 ; 0.020 REMARK 3 GENERAL PLANES OTHERS (A): NULL ; NULL ; NULL REMARK 3 NON-BONDED CONTACTS REFINED ATOMS (A): 510 ; 0.258 ; 0.200 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): 101 ; 0.237 ; 0.200 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): 53 ; 0.213 ; 0.200 REMARK 3 SYMMETRY VDW OTHERS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY H-BOND REFINED ATOMS (A): 19 ; 0.189 ; 0.200 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): 645 ; 0.887 ; 1.500 REMARK 3 MAIN-CHAIN BOND OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 MAIN-CHAIN ANGLE REFINED ATOMS (A**2): 1044 ; 1.655 ; 2.000 REMARK 3 MAIN-CHAIN ANGLE OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 SIDE-CHAIN BOND REFINED ATOMS (A**2): 417 ; 2.583 ; 3.000 REMARK 3 SIDE-CHAIN BOND OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 SIDE-CHAIN ANGLE REFINED ATOMS (A**2): 398 ; 3.969 ; 4.500 REMARK 3 SIDE-CHAIN ANGLE OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 LONG RANGE B REFINED ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 LONG RANGE B OTHER ATOMS (A**2): NULL ; NULL ; NULL 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 : 1 REMARK 3 REMARK 3 TLS GROUP : 1 REMARK 3 NUMBER OF COMPONENTS GROUP : 1 REMARK 3 COMPONENTS C SSSEQI TO C SSSEQI REMARK 3 RESIDUE RANGE : A 99 A 128 REMARK 3 ORIGIN FOR THE GROUP (A): 23.9350 33.1600 21.8360 REMARK 3 T TENSOR REMARK 3 T11: 0.0213 T22: 0.0377 REMARK 3 T33: 0.0721 T12: 0.0094 REMARK 3 T13: 0.0007 T23: -0.0213 REMARK 3 L TENSOR REMARK 3 L11: 2.5001 L22: 5.5136 REMARK 3 L33: 5.2344 L12: 0.2247 REMARK 3 L13: 0.7726 L23: 0.7488 REMARK 3 S TENSOR REMARK 3 S11: -0.0475 S12: 0.0437 S13: 0.0020 REMARK 3 S21: -0.3559 S22: -0.0847 S23: -0.2477 REMARK 3 S31: -0.1053 S32: 0.2624 S33: 0.1322 REMARK 3 REMARK 3 BULK SOLVENT MODELLING. REMARK 3 METHOD USED : BABINET MODEL WITH MASK REMARK 3 PARAMETERS FOR MASK CALCULATION REMARK 3 VDW PROBE RADIUS : 1.40 REMARK 3 ION PROBE RADIUS : 0.80 REMARK 3 SHRINKAGE RADIUS : 0.80 REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 2A1I COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 23-JUN-05. REMARK 100 THE DEPOSITION ID IS D_1000033374. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 20-NOV-04 REMARK 200 TEMPERATURE (KELVIN) : 116 REMARK 200 PH : 6.5 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : APS REMARK 200 BEAMLINE : 19-ID REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 1.00636 REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : CCD REMARK 200 DETECTOR MANUFACTURER : ADSC QUANTUM 315 REMARK 200 INTENSITY-INTEGRATION SOFTWARE : HKL-2000 REMARK 200 DATA SCALING SOFTWARE : SCALEPACK REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 11932 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.900 REMARK 200 RESOLUTION RANGE LOW (A) : 50.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : 3.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 99.7 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) : 1.90 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 1.97 REMARK 200 COMPLETENESS FOR SHELL (%) : 99.7 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: SINGLE WAVELENGTH REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: SIRAS REMARK 200 SOFTWARE USED: SOLVE REMARK 200 STARTING MODEL: NULL REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 47.00 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.30 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: MES, PEG 5000 MME, GLYCEROL, PH 6.5, REMARK 280 VAPOR DIFFUSION, SITTING DROP,TEMPERATURE 295K 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 20.03500 REMARK 290 SMTRY2 2 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 2 0.000000 0.000000 1.000000 36.10800 REMARK 290 SMTRY1 3 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 25.14550 REMARK 290 SMTRY3 3 0.000000 0.000000 -1.000000 36.10800 REMARK 290 SMTRY1 4 1.000000 0.000000 0.000000 20.03500 REMARK 290 SMTRY2 4 0.000000 -1.000000 0.000000 25.14550 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 MET A 82 REMARK 465 GLY A 83 REMARK 465 SER A 84 REMARK 465 SER A 85 REMARK 465 HIS A 86 REMARK 465 HIS A 87 REMARK 465 HIS A 88 REMARK 465 HIS A 89 REMARK 465 HIS A 90 REMARK 465 HIS A 91 REMARK 465 SER A 92 REMARK 465 GLN A 93 REMARK 465 ASP A 94 REMARK 465 PRO A 95 REMARK 465 ALA A 96 REMARK 465 LYS A 97 REMARK 465 SER A 98 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 LYS A 218 O HOH A 351 2.13 REMARK 500 OE2 GLU A 204 O HOH A 330 2.14 REMARK 500 O ALA A 220 O HOH A 233 2.17 REMARK 500 N ASN A 99 O HOH A 348 2.19 REMARK 500 REMARK 500 REMARK: NULL REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: COVALENT BOND LENGTHS 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,2(A3,1X,A1,I4,A1,1X,A4,3X),1X,F6.3) 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 RES CSSEQI ATM2 DEVIATION REMARK 500 TYR A 215 CG TYR A 215 CD1 0.088 REMARK 500 TYR A 215 CZ TYR A 215 CE2 0.085 REMARK 500 ALA A 220 C ALA A 220 O 0.180 REMARK 500 REMARK 500 REMARK: NULL 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 HG A 1 HG REMARK 620 N RES CSSEQI ATOM REMARK 620 1 CYS A 137 O REMARK 620 2 CYS A 137 SG 68.6 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 HG A 1 DBREF 2A1I A 96 227 UNP P07992 ERCC1_HUMAN 96 227 SEQADV 2A1I MET A 82 UNP P07992 CLONING ARTIFACT SEQADV 2A1I GLY A 83 UNP P07992 CLONING ARTIFACT SEQADV 2A1I SER A 84 UNP P07992 CLONING ARTIFACT SEQADV 2A1I SER A 85 UNP P07992 CLONING ARTIFACT SEQADV 2A1I HIS A 86 UNP P07992 EXPRESSION TAG SEQADV 2A1I HIS A 87 UNP P07992 EXPRESSION TAG SEQADV 2A1I HIS A 88 UNP P07992 EXPRESSION TAG SEQADV 2A1I HIS A 89 UNP P07992 EXPRESSION TAG SEQADV 2A1I HIS A 90 UNP P07992 EXPRESSION TAG SEQADV 2A1I HIS A 91 UNP P07992 EXPRESSION TAG SEQADV 2A1I SER A 92 UNP P07992 CLONING ARTIFACT SEQADV 2A1I GLN A 93 UNP P07992 CLONING ARTIFACT SEQADV 2A1I ASP A 94 UNP P07992 CLONING ARTIFACT SEQADV 2A1I PRO A 95 UNP P07992 CLONING ARTIFACT SEQRES 1 A 146 MET GLY SER SER HIS HIS HIS HIS HIS HIS SER GLN ASP SEQRES 2 A 146 PRO ALA LYS SER ASN SER ILE ILE VAL SER PRO ARG GLN SEQRES 3 A 146 ARG GLY ASN PRO VAL LEU LYS PHE VAL ARG ASN VAL PRO SEQRES 4 A 146 TRP GLU PHE GLY ASP VAL ILE PRO ASP TYR VAL LEU GLY SEQRES 5 A 146 GLN SER THR CYS ALA LEU PHE LEU SER LEU ARG TYR HIS SEQRES 6 A 146 ASN LEU HIS PRO ASP TYR ILE HIS GLY ARG LEU GLN SER SEQRES 7 A 146 LEU GLY LYS ASN PHE ALA LEU ARG VAL LEU LEU VAL GLN SEQRES 8 A 146 VAL ASP VAL LYS ASP PRO GLN GLN ALA LEU LYS GLU LEU SEQRES 9 A 146 ALA LYS MET CYS ILE LEU ALA ASP CYS THR LEU ILE LEU SEQRES 10 A 146 ALA TRP SER PRO GLU GLU ALA GLY ARG TYR LEU GLU THR SEQRES 11 A 146 TYR LYS ALA TYR GLU GLN LYS PRO ALA ASP LEU LEU MET SEQRES 12 A 146 GLU LYS LEU HET HG A 1 1 HETNAM HG MERCURY (II) ION FORMUL 2 HG HG 2+ FORMUL 3 HOH *130(H2 O) HELIX 1 1 PRO A 105 ARG A 108 5 4 HELIX 2 2 ASN A 110 VAL A 116 5 7 HELIX 3 3 LEU A 143 HIS A 149 1 7 HELIX 4 4 ASP A 151 GLY A 161 1 11 HELIX 5 5 PRO A 178 ASP A 193 1 16 HELIX 6 6 SER A 201 ALA A 214 1 14 HELIX 7 7 ASP A 221 LEU A 227 1 7 SHEET 1 A 6 TRP A 121 PHE A 123 0 SHEET 2 A 6 ILE A 101 VAL A 103 1 N VAL A 103 O GLU A 122 SHEET 3 A 6 TYR A 130 GLY A 133 -1 O VAL A 131 N ILE A 102 SHEET 4 A 6 THR A 136 SER A 142 -1 O THR A 136 N LEU A 132 SHEET 5 A 6 LEU A 166 GLN A 172 1 O LEU A 170 N LEU A 139 SHEET 6 A 6 THR A 195 ALA A 199 1 O THR A 195 N LEU A 169 LINK HG HG A 1 O CYS A 137 1555 1555 3.21 LINK HG HG A 1 SG CYS A 137 1555 1555 2.66 SITE 1 AC1 3 CYS A 137 LEU A 160 ARG A 167 CRYST1 40.070 50.291 72.216 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 0.024956 0.000000 0.000000 0.00000 SCALE2 0.000000 0.019884 0.000000 0.00000 SCALE3 0.000000 0.000000 0.013847 0.00000