HEADER DNA BINDING PROTEIN/DNA 28-MAY-18 5ZYV TITLE CRYSTAL STRUCTURE OF HUMAN MGME1 WITH SINGLE STRAND DNA2 AND CA2+ COMPND MOL_ID: 1; COMPND 2 MOLECULE: MITOCHONDRIAL GENOME MAINTENANCE EXONUCLEASE 1; COMPND 3 CHAIN: A; COMPND 4 EC: 3.1.-.-; COMPND 5 ENGINEERED: YES; COMPND 6 MUTATION: YES; COMPND 7 MOL_ID: 2; COMPND 8 MOLECULE: DNA (5'-D(P*CP*AP*AP*CP*AP*AP*T)-3'); COMPND 9 CHAIN: E; COMPND 10 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: MGME1, C20ORF72, DDK1; SOURCE 6 EXPRESSION_SYSTEM: ESCHERICHIA COLI BL21(DE3); SOURCE 7 EXPRESSION_SYSTEM_TAXID: 469008; SOURCE 8 MOL_ID: 2; SOURCE 9 SYNTHETIC: YES; SOURCE 10 ORGANISM_SCIENTIFIC: UNIDENTIFIED; SOURCE 11 ORGANISM_TAXID: 32644 KEYWDS HUMANMGME1, DNA COMPLEX, DNA NUCLEASE, DNA BINDING PROTEIN, DNA KEYWDS 2 BINDING PROTEIN-DNA COMPLEX EXPDTA X-RAY DIFFRACTION AUTHOR C.YANG,J.GAN REVDAT 4 22-NOV-23 5ZYV 1 LINK REVDAT 3 28-NOV-18 5ZYV 1 JRNL REVDAT 2 31-OCT-18 5ZYV 1 JRNL REVDAT 1 19-SEP-18 5ZYV 0 JRNL AUTH C.YANG,R.WU,H.LIU,Y.CHEN,Y.GAO,X.CHEN,Y.LI,J.MA,J.LI,J.GAN JRNL TITL STRUCTURAL INSIGHTS INTO DNA DEGRADATION BY HUMAN JRNL TITL 2 MITOCHONDRIAL NUCLEASE MGME1 JRNL REF NUCLEIC ACIDS RES. V. 46 11075 2018 JRNL REFN ESSN 1362-4962 JRNL PMID 30247721 JRNL DOI 10.1093/NAR/GKY855 REMARK 2 REMARK 2 RESOLUTION. 2.72 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : PHENIX (1.10.1_2155: ???) REMARK 3 AUTHORS : PAUL ADAMS,PAVEL AFONINE,VINCENT CHEN,IAN REMARK 3 : DAVIS,KRESHNA GOPAL,RALF GROSSE-KUNSTLEVE, REMARK 3 : LI-WEI HUNG,ROBERT IMMORMINO,TOM IOERGER, REMARK 3 : AIRLIE MCCOY,ERIK MCKEE,NIGEL MORIARTY, REMARK 3 : REETAL PAI,RANDY READ,JANE RICHARDSON, REMARK 3 : DAVID RICHARDSON,TOD ROMO,JIM SACCHETTINI, REMARK 3 : NICHOLAS SAUTER,JACOB SMITH,LAURENT REMARK 3 : STORONI,TOM TERWILLIGER,PETER ZWART REMARK 3 REMARK 3 REFINEMENT TARGET : NULL REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 2.72 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 28.30 REMARK 3 MIN(FOBS/SIGMA_FOBS) : NULL REMARK 3 COMPLETENESS FOR RANGE (%) : 87.5 REMARK 3 NUMBER OF REFLECTIONS : 7229 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 R VALUE (WORKING + TEST SET) : 0.215 REMARK 3 R VALUE (WORKING SET) : 0.212 REMARK 3 FREE R VALUE : 0.254 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 4.520 REMARK 3 FREE R VALUE TEST SET COUNT : 327 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT (IN BINS). REMARK 3 BIN RESOLUTION RANGE COMPL. NWORK NFREE RWORK RFREE REMARK 3 1 28.2645 - 2.8000 1.00 4010 198 0.2011 0.2353 REMARK 3 2 2.8000 - 2.7000 0.75 2892 129 0.2551 0.3259 REMARK 3 REMARK 3 BULK SOLVENT MODELLING. REMARK 3 METHOD USED : NULL REMARK 3 SOLVENT RADIUS : 1.11 REMARK 3 SHRINKAGE RADIUS : 0.90 REMARK 3 K_SOL : NULL REMARK 3 B_SOL : NULL REMARK 3 REMARK 3 ERROR ESTIMATES. REMARK 3 COORDINATE ERROR (MAXIMUM-LIKELIHOOD BASED) : 0.220 REMARK 3 PHASE ERROR (DEGREES, MAXIMUM-LIKELIHOOD BASED) : 23.750 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : NULL REMARK 3 MEAN B VALUE (OVERALL, A**2) : NULL 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 TWINNING INFORMATION. REMARK 3 FRACTION: NULL REMARK 3 OPERATOR: NULL REMARK 3 REMARK 3 DEVIATIONS FROM IDEAL VALUES. REMARK 3 RMSD COUNT REMARK 3 BOND : 0.004 1733 REMARK 3 ANGLE : 0.613 2371 REMARK 3 CHIRALITY : 0.041 267 REMARK 3 PLANARITY : 0.003 278 REMARK 3 DIHEDRAL : 18.681 1004 REMARK 3 REMARK 3 TLS DETAILS REMARK 3 NUMBER OF TLS GROUPS : 1 REMARK 3 TLS GROUP : 1 REMARK 3 SELECTION: ALL REMARK 3 ORIGIN FOR THE GROUP (A): -11.1934 20.8230 -18.2951 REMARK 3 T TENSOR REMARK 3 T11: 0.1944 T22: 0.1871 REMARK 3 T33: 0.0487 T12: 0.0154 REMARK 3 T13: -0.0692 T23: 0.0554 REMARK 3 L TENSOR REMARK 3 L11: 5.7442 L22: 4.5409 REMARK 3 L33: 2.0249 L12: 0.3204 REMARK 3 L13: -0.4253 L23: -0.1079 REMARK 3 S TENSOR REMARK 3 S11: 0.2400 S12: -0.2568 S13: 0.0704 REMARK 3 S21: 0.4075 S22: -0.2660 S23: -0.3154 REMARK 3 S31: -0.0485 S32: -0.1205 S33: 0.0332 REMARK 3 REMARK 3 NCS DETAILS REMARK 3 NUMBER OF NCS GROUPS : NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 5ZYV COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBJ ON 29-MAY-18. REMARK 100 THE DEPOSITION ID IS D_1300007861. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 03-APR-17 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : NULL REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : SSRF REMARK 200 BEAMLINE : BL19U1 REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 0.9793 REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : PIXEL REMARK 200 DETECTOR MANUFACTURER : DECTRIS PILATUS3 S 6M REMARK 200 INTENSITY-INTEGRATION SOFTWARE : HKL-3000 REMARK 200 DATA SCALING SOFTWARE : HKL-3000 REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 8086 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.700 REMARK 200 RESOLUTION RANGE LOW (A) : 30.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : NULL REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 97.6 REMARK 200 DATA REDUNDANCY : 7.500 REMARK 200 R MERGE (I) : 0.09500 REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : 17.3000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.70 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 2.80 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: MOLECULAR REPLACEMENT REMARK 200 SOFTWARE USED: PHASER REMARK 200 STARTING MODEL: 5ZYT REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 41.72 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.11 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 0.1M CHESPH 9.5 AND 20% PEG 8000, REMARK 280 VAPOR DIFFUSION, HANGING DROP, TEMPERATURE 291.15K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 21 21 2 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -X,-Y,Z REMARK 290 3555 -X+1/2,Y+1/2,-Z 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 0.00000 REMARK 290 SMTRY2 2 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 2 0.000000 0.000000 1.000000 0.00000 REMARK 290 SMTRY1 3 -1.000000 0.000000 0.000000 40.64100 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 53.07550 REMARK 290 SMTRY3 3 0.000000 0.000000 -1.000000 0.00000 REMARK 290 SMTRY1 4 1.000000 0.000000 0.000000 40.64100 REMARK 290 SMTRY2 4 0.000000 -1.000000 0.000000 53.07550 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: DIMERIC REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: DIMERIC REMARK 350 SOFTWARE USED: PISA REMARK 350 TOTAL BURIED SURFACE AREA: 2480 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 10780 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -32.0 KCAL/MOL REMARK 350 APPLY THE FOLLOWING TO CHAINS: A, E 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 91 REMARK 465 GLU A 92 REMARK 465 ASP A 93 REMARK 465 ARG A 94 REMARK 465 ARG A 95 REMARK 465 VAL A 96 REMARK 465 PRO A 97 REMARK 465 GLN A 98 REMARK 465 ASN A 99 REMARK 465 TRP A 100 REMARK 465 PHE A 101 REMARK 465 PRO A 102 REMARK 465 ILE A 103 REMARK 465 PHE A 104 REMARK 465 ASN A 105 REMARK 465 PRO A 106 REMARK 465 GLU A 107 REMARK 465 ARG A 108 REMARK 465 SER A 109 REMARK 465 ASP A 110 REMARK 465 LYS A 111 REMARK 465 PRO A 112 REMARK 465 ASN A 113 REMARK 465 ALA A 114 REMARK 465 SER A 115 REMARK 465 ASP A 116 REMARK 465 PRO A 117 REMARK 465 SER A 118 REMARK 465 VAL A 119 REMARK 465 PRO A 120 REMARK 465 LEU A 121 REMARK 465 LYS A 122 REMARK 465 ILE A 123 REMARK 465 PRO A 124 REMARK 465 LEU A 125 REMARK 465 GLN A 126 REMARK 465 ARG A 127 REMARK 465 ASN A 128 REMARK 465 PRO A 189 REMARK 465 GLN A 190 REMARK 465 GLU A 191 REMARK 465 THR A 192 REMARK 465 LEU A 193 REMARK 465 LYS A 194 REMARK 465 GLU A 195 REMARK 465 ARG A 196 REMARK 465 ASN A 334 REMARK 465 GLN A 335 REMARK 465 ASN A 336 REMARK 465 ILE A 337 REMARK 465 GLN A 338 REMARK 465 LYS A 339 REMARK 465 PRO A 340 REMARK 465 GLU A 341 REMARK 465 TYR A 342 REMARK 465 SER A 343 REMARK 465 GLU A 344 REMARK 465 DA E 1 REMARK 465 DA E 2 REMARK 465 DA E 10 REMARK 465 DA E 11 REMARK 465 DC E 12 REMARK 465 DA E 13 REMARK 465 DA E 14 REMARK 465 DC E 15 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 VAL A 129 CG1 CG2 REMARK 470 LYS A 143 CD CE NZ REMARK 470 GLN A 144 CG CD OE1 NE2 REMARK 470 ARG A 155 CZ NH1 NH2 REMARK 470 ASP A 163 CG OD1 OD2 REMARK 470 ASP A 197 CG OD1 OD2 REMARK 470 GLU A 198 CG CD OE1 OE2 REMARK 470 LEU A 201 CG CD1 CD2 REMARK 470 LYS A 202 CG CD CE NZ REMARK 470 SER A 203 OG REMARK 470 GLU A 229 CG CD OE1 OE2 REMARK 470 GLN A 263 CG CD OE1 NE2 REMARK 470 GLU A 330 CG CD OE1 OE2 REMARK 470 LYS A 333 CG CD CE NZ REMARK 470 DC E 9 C5' C4' O4' C3' O3' C2' C1' REMARK 470 DC E 9 N1 C2 O2 N3 C4 N4 C5 REMARK 470 DC E 9 C6 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 ALA A 225 OH TYR A 285 2.11 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 LEU A 201 30.57 -78.56 REMARK 500 THR A 230 -72.03 -81.30 REMARK 500 ASN A 232 75.38 59.17 REMARK 500 LYS A 259 78.33 -119.27 REMARK 500 PHE A 266 -120.81 58.53 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 CA A 401 CA REMARK 620 N RES CSSEQI ATOM REMARK 620 1 ASP A 238 OD2 REMARK 620 2 ASP A 251 OD1 84.1 REMARK 620 3 TRP A 252 O 92.8 89.9 REMARK 620 4 ACT A 403 O 85.9 101.4 168.4 REMARK 620 5 HOH A 503 O 174.5 91.3 84.0 98.1 REMARK 620 6 HOH A 509 O 81.4 158.6 75.3 93.2 102.1 REMARK 620 N 1 2 3 4 5 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 CA A 402 CA REMARK 620 N RES CSSEQI ATOM REMARK 620 1 ASP A 282 O REMARK 620 2 TYR A 285 O 118.9 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 CA A 401 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: binding site for residue CA A 402 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC3 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: binding site for residue ACT A 403 DBREF 5ZYV A 91 344 UNP Q9BQP7 MGME1_HUMAN 91 344 DBREF 5ZYV E 1 15 PDB 5ZYV 5ZYV 1 15 SEQADV 5ZYV GLN A 180 UNP Q9BQP7 HIS 180 ENGINEERED MUTATION SEQRES 1 A 254 GLY GLU ASP ARG ARG VAL PRO GLN ASN TRP PHE PRO ILE SEQRES 2 A 254 PHE ASN PRO GLU ARG SER ASP LYS PRO ASN ALA SER ASP SEQRES 3 A 254 PRO SER VAL PRO LEU LYS ILE PRO LEU GLN ARG ASN VAL SEQRES 4 A 254 ILE PRO SER VAL THR ARG VAL LEU GLN GLN THR MET THR SEQRES 5 A 254 LYS GLN GLN VAL PHE LEU LEU GLU ARG TRP LYS GLN ARG SEQRES 6 A 254 MET ILE LEU GLU LEU GLY GLU ASP GLY PHE LYS GLU TYR SEQRES 7 A 254 THR SER ASN VAL PHE LEU GLN GLY LYS ARG PHE GLN GLU SEQRES 8 A 254 ALA LEU GLU SER ILE LEU SER PRO GLN GLU THR LEU LYS SEQRES 9 A 254 GLU ARG ASP GLU ASN LEU LEU LYS SER GLY TYR ILE GLU SEQRES 10 A 254 SER VAL GLN HIS ILE LEU LYS ASP VAL SER GLY VAL ARG SEQRES 11 A 254 ALA LEU GLU SER ALA VAL GLN HIS GLU THR LEU ASN TYR SEQRES 12 A 254 ILE GLY LEU LEU ASP CYS VAL ALA GLU TYR GLN GLY LYS SEQRES 13 A 254 LEU CYS VAL ILE ASP TRP LYS THR SER GLU LYS PRO LYS SEQRES 14 A 254 PRO PHE ILE GLN SER THR PHE ASP ASN PRO LEU GLN VAL SEQRES 15 A 254 VAL ALA TYR MET GLY ALA MET ASN HIS ASP THR ASN TYR SEQRES 16 A 254 SER PHE GLN VAL GLN CYS GLY LEU ILE VAL VAL ALA TYR SEQRES 17 A 254 LYS ASP GLY SER PRO ALA HIS PRO HIS PHE MET ASP ALA SEQRES 18 A 254 GLU LEU CYS SER GLN TYR TRP THR LYS TRP LEU LEU ARG SEQRES 19 A 254 LEU GLU GLU TYR THR GLU LYS LYS LYS ASN GLN ASN ILE SEQRES 20 A 254 GLN LYS PRO GLU TYR SER GLU SEQRES 1 E 15 DA DA DC DA DA DC DA DA DC DA DA DC DA SEQRES 2 E 15 DA DC HET CA A 401 1 HET CA A 402 1 HET ACT A 403 4 HETNAM CA CALCIUM ION HETNAM ACT ACETATE ION FORMUL 3 CA 2(CA 2+) FORMUL 5 ACT C2 H3 O2 1- FORMUL 6 HOH *13(H2 O) HELIX 1 AA1 SER A 132 THR A 140 1 9 HELIX 2 AA2 THR A 142 LEU A 160 1 19 HELIX 3 AA3 GLY A 161 SER A 188 1 28 HELIX 4 AA4 LEU A 200 LYS A 202 5 3 HELIX 5 AA5 SER A 203 LYS A 214 1 12 HELIX 6 AA6 PHE A 261 PHE A 266 5 6 HELIX 7 AA7 ASP A 267 HIS A 281 1 15 HELIX 8 AA8 ASP A 310 LYS A 333 1 24 SHEET 1 AA1 5 VAL A 216 GLN A 227 0 SHEET 2 AA1 5 ILE A 234 TYR A 243 -1 O ASP A 238 N GLU A 223 SHEET 3 AA1 5 LYS A 246 SER A 255 -1 O CYS A 248 N ALA A 241 SHEET 4 AA1 5 CYS A 291 TYR A 298 1 O ALA A 297 N LYS A 253 SHEET 5 AA1 5 HIS A 305 MET A 309 -1 O HIS A 307 N ILE A 294 LINK OD2 ASP A 238 CA CA A 401 1555 1555 2.43 LINK OD1 ASP A 251 CA CA A 401 1555 1555 2.24 LINK O TRP A 252 CA CA A 401 1555 1555 2.41 LINK O ASP A 282 CA CA A 402 1555 1555 2.60 LINK O TYR A 285 CA CA A 402 1555 1555 2.55 LINK CA CA A 401 O ACT A 403 1555 1555 2.35 LINK CA CA A 401 O HOH A 503 1555 1555 2.31 LINK CA CA A 401 O HOH A 509 1555 1555 2.30 SITE 1 AC1 6 ASP A 238 ASP A 251 TRP A 252 ACT A 403 SITE 2 AC1 6 HOH A 503 HOH A 509 SITE 1 AC2 3 MET A 279 ASP A 282 TYR A 285 SITE 1 AC3 7 LEU A 236 ASP A 238 ASP A 251 GLN A 271 SITE 2 AC3 7 TYR A 275 CA A 401 DA E 4 CRYST1 81.282 106.151 33.391 90.00 90.00 90.00 P 21 21 2 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 0.012303 0.000000 0.000000 0.00000 SCALE2 0.000000 0.009421 0.000000 0.00000 SCALE3 0.000000 0.000000 0.029948 0.00000