HEADER HYDROLASE/DNA 28-FEB-17 5V0Q TITLE ORIGINAL ENGINEERED VARIANT OF I-ONUI MEGANUCLEASE TARGETING THE HIV TITLE 2 INTEGRASE GENE; HARBORS 49 POINT MUTATIONS RELATIVE TO WILD-TYPE I- TITLE 3 ONUI COMPND MOL_ID: 1; COMPND 2 MOLECULE: I-ONUI_E-VHIVINT_V1; COMPND 3 CHAIN: A; COMPND 4 ENGINEERED: YES; COMPND 5 MOL_ID: 2; COMPND 6 MOLECULE: DNA (26-MER); COMPND 7 CHAIN: B; COMPND 8 ENGINEERED: YES; COMPND 9 MOL_ID: 3; COMPND 10 MOLECULE: DNA (26-MER); COMPND 11 CHAIN: C; COMPND 12 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: SYNTHETIC CONSTRUCT; SOURCE 3 ORGANISM_TAXID: 32630; SOURCE 4 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 5 EXPRESSION_SYSTEM_TAXID: 562; SOURCE 6 EXPRESSION_SYSTEM_STRAIN: BL21(DE3)RIL; SOURCE 7 MOL_ID: 2; SOURCE 8 SYNTHETIC: YES; SOURCE 9 ORGANISM_SCIENTIFIC: SYNTHETIC CONSTRUCT; SOURCE 10 ORGANISM_TAXID: 32630; SOURCE 11 MOL_ID: 3; SOURCE 12 SYNTHETIC: YES; SOURCE 13 ORGANISM_SCIENTIFIC: SYNTHETIC CONSTRUCT; SOURCE 14 ORGANISM_TAXID: 32630 KEYWDS MEGANUCLEASE, ENGINEERED PROTEIN, DNA COMPLEX, HOMING ENDONUCLEASE, KEYWDS 2 HYDROLASE-DNA COMPLEX EXPDTA X-RAY DIFFRACTION AUTHOR R.WERTHER,A.R.LAMBERT REVDAT 2 04-OCT-23 5V0Q 1 LINK REVDAT 1 27-SEP-17 5V0Q 0 JRNL AUTH N.NIYONZIMA,A.R.LAMBERT,R.WERTHER,H.DE SILVA FEELIXGE, JRNL AUTH 2 P.ROYCHOUDHURY,A.L.GRENINGER,D.STONE,B.L.STODDARD,K.R.JEROME JRNL TITL TUNING DNA BINDING AFFINITY AND CLEAVAGE SPECIFICITY OF AN JRNL TITL 2 ENGINEERED GENE-TARGETING NUCLEASE VIA SURFACE DISPLAY, FLOW JRNL TITL 3 CYTOMETRY AND CELLULAR ANALYSES. JRNL REF PROTEIN ENG. DES. SEL. V. 30 503 2017 JRNL REFN ESSN 1741-0134 JRNL PMID 28873986 JRNL DOI 10.1093/PROTEIN/GZX037 REMARK 2 REMARK 2 RESOLUTION. 2.40 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : PHENIX 1.9_1692 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) : 2.40 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 44.21 REMARK 3 MIN(FOBS/SIGMA_FOBS) : 1.350 REMARK 3 COMPLETENESS FOR RANGE (%) : 99.4 REMARK 3 NUMBER OF REFLECTIONS : 19890 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 R VALUE (WORKING + TEST SET) : 0.190 REMARK 3 R VALUE (WORKING SET) : 0.186 REMARK 3 FREE R VALUE : 0.230 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 10.020 REMARK 3 FREE R VALUE TEST SET COUNT : 1993 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 44.2146 - 5.7707 1.00 1409 157 0.1443 0.1524 REMARK 3 2 5.7707 - 4.5819 1.00 1331 148 0.1477 0.1836 REMARK 3 3 4.5819 - 4.0031 1.00 1285 143 0.1439 0.1983 REMARK 3 4 4.0031 - 3.6373 1.00 1291 144 0.1722 0.2054 REMARK 3 5 3.6373 - 3.3767 1.00 1287 143 0.1903 0.2435 REMARK 3 6 3.3767 - 3.1777 0.98 1261 143 0.2014 0.2503 REMARK 3 7 3.1777 - 3.0186 1.00 1251 139 0.2367 0.3053 REMARK 3 8 3.0186 - 2.8872 1.00 1278 142 0.2374 0.3039 REMARK 3 9 2.8872 - 2.7761 1.00 1271 142 0.2602 0.3363 REMARK 3 10 2.7761 - 2.6803 1.00 1261 139 0.2487 0.2990 REMARK 3 11 2.6803 - 2.5965 1.00 1257 141 0.2469 0.2879 REMARK 3 12 2.5965 - 2.5223 1.00 1253 139 0.2393 0.3070 REMARK 3 13 2.5223 - 2.4559 1.00 1250 139 0.2462 0.3088 REMARK 3 14 2.4559 - 2.3960 0.96 1212 134 0.2680 0.3682 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) : 0.310 REMARK 3 PHASE ERROR (DEGREES, MAXIMUM-LIKELIHOOD BASED) : 25.790 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 45.63 REMARK 3 MEAN B VALUE (OVERALL, A**2) : 48.54 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 : 0.003 3617 REMARK 3 ANGLE : 0.632 5098 REMARK 3 CHIRALITY : 0.027 563 REMARK 3 PLANARITY : 0.002 464 REMARK 3 DIHEDRAL : 22.189 1420 REMARK 3 REMARK 3 TLS DETAILS REMARK 3 NUMBER OF TLS GROUPS : NULL 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 5V0Q COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 08-MAR-17. REMARK 100 THE DEPOSITION ID IS D_1000226651. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 03-MAR-16 REMARK 200 TEMPERATURE (KELVIN) : 108 REMARK 200 PH : 8.0 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : ALS REMARK 200 BEAMLINE : 5.0.2 REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 1.000 REMARK 200 MONOCHROMATOR : DOUBLE-CRYSTAL, SI(111) 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-2000 REMARK 200 DATA SCALING SOFTWARE : HKL-2000, HKL REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 19980 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.400 REMARK 200 RESOLUTION RANGE LOW (A) : 50.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : NULL REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 99.9 REMARK 200 DATA REDUNDANCY : 12.20 REMARK 200 R MERGE (I) : 0.10100 REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : 7.7000 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) : 2.49 REMARK 200 COMPLETENESS FOR SHELL (%) : 99.6 REMARK 200 DATA REDUNDANCY IN SHELL : 11.80 REMARK 200 R MERGE FOR SHELL (I) : 0.80000 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: 3QQY REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 48.42 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.38 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 19% (W/V) PEG 2000, 6% (W/V) PEG-MME REMARK 280 8000, 100MM BIS-TRIS PH 8.0 200MM SODIUM CHLORIDE, VAPOR REMARK 280 DIFFUSION, HANGING DROP, TEMPERATURE 293K 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 19.84650 REMARK 290 SMTRY2 2 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 2 0.000000 0.000000 1.000000 82.43050 REMARK 290 SMTRY1 3 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 37.20950 REMARK 290 SMTRY3 3 0.000000 0.000000 -1.000000 82.43050 REMARK 290 SMTRY1 4 1.000000 0.000000 0.000000 19.84650 REMARK 290 SMTRY2 4 0.000000 -1.000000 0.000000 37.20950 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: TRIMERIC REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: TRIMERIC REMARK 350 SOFTWARE USED: PISA REMARK 350 TOTAL BURIED SURFACE AREA: 9020 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 18800 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -80.0 KCAL/MOL REMARK 350 APPLY THE FOLLOWING TO CHAINS: A, B, C 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 2 REMARK 465 ALA A 3 REMARK 465 SER A 4 REMARK 465 SER A 5 REMARK 465 ARG A 6 REMARK 465 ARG A 34 REMARK 465 GLY A 35 REMARK 465 ARG A 36 REMARK 465 ILE A 37 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 8 CG CD OE1 OE2 REMARK 470 ARG A 38 CG CD NE CZ NH1 NH2 REMARK 470 GLU A 85 CG CD OE1 OE2 REMARK 470 LYS A 96 CG CD CE NZ REMARK 470 GLU A 157 CG CD OE1 OE2 REMARK 470 ARG A 193 CG CD NE CZ NH1 NH2 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 NH1 ARG A 32 OP2 DA B 2 2.18 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 ARG A 32 -75.07 -87.50 REMARK 500 ASN A 139 -113.91 49.95 REMARK 500 SER A 230 -120.29 54.94 REMARK 500 SER A 240 -35.57 -130.77 REMARK 500 ASN A 298 -120.50 56.80 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 402 CA REMARK 620 N RES CSSEQI ATOM REMARK 620 1 ALA A 21 O REMARK 620 2 GLU A 178 OE1 96.4 REMARK 620 3 HOH A 509 O 88.3 98.6 REMARK 620 4 DC B 14 OP1 165.5 69.2 94.6 REMARK 620 5 HOH B 111 O 103.7 159.5 86.1 90.6 REMARK 620 6 DA C 16 OP2 87.2 88.7 171.9 91.4 88.3 REMARK 620 N 1 2 3 4 5 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 GLU A 22 OE2 REMARK 620 2 GLY A 177 O 75.7 REMARK 620 3 HOH A 508 O 103.8 95.5 REMARK 620 4 DA B 15 OP2 77.1 67.5 162.4 REMARK 620 5 HOH B 112 O 163.9 95.6 90.3 87.1 REMARK 620 6 DT C 15 OP1 89.6 163.9 94.6 103.0 97.0 REMARK 620 N 1 2 3 4 5 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 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 5T8D RELATED DB: PDB DBREF 5V0Q A 2 301 PDB 5V0Q 5V0Q 2 301 DBREF 5V0Q B -1 24 PDB 5V0Q 5V0Q -1 24 DBREF 5V0Q C 1 26 PDB 5V0Q 5V0Q 1 26 SEQRES 1 A 300 MET ALA SER SER ARG ARG GLU SER ILE ASN PRO TRP ILE SEQRES 2 A 300 LEU THR GLY PHE ALA ASP ALA GLU GLY SER PHE GLY LEU SEQRES 3 A 300 TYR ILE TYR ASN ARG ASN ARG GLY ARG ILE ARG TYR THR SEQRES 4 A 300 THR ARG LEU ARG PHE THR ILE THR LEU HIS ASN LYS ASP SEQRES 5 A 300 LYS SER ILE LEU GLU ASN ILE GLN SER THR TRP LYS VAL SEQRES 6 A 300 GLY ILE ILE THR ASN ASN GLY ASP ASN ALA VAL SER LEU SEQRES 7 A 300 HIS VAL SER ARG PHE GLU ASP LEU LYS VAL ILE ILE ASP SEQRES 8 A 300 HIS PHE GLU LYS TYR PRO LEU ILE THR GLN LYS LEU GLY SEQRES 9 A 300 ASP TYR LYS LEU PHE LYS GLN ALA PHE SER VAL MET GLU SEQRES 10 A 300 ASN LYS GLU HIS LEU LYS GLU ASN GLY ILE LYS GLU LEU SEQRES 11 A 300 VAL ARG ILE LYS ALA LYS MET ASN TRP GLY LEU THR ASP SEQRES 12 A 300 GLU LEU LYS LYS ALA PHE PRO GLY ASN ILE SER ARG GLU SEQRES 13 A 300 ARG PRO LEU ILE ASN LYS ASN ILE PRO ASN PHE LYS TRP SEQRES 14 A 300 LEU ALA GLY PHE THR SER GLY GLU GLY HIS PHE GLY VAL SEQRES 15 A 300 GLU LEU ILE LYS ASN SER ARG ASN SER ARG VAL HIS VAL SEQRES 16 A 300 ARG LEU ARG PHE GLU ILE ALA GLN HIS VAL ARG ASP LYS SEQRES 17 A 300 ASN LEU MET ASN SER LEU ILE THR TYR LEU GLY CYS GLY SEQRES 18 A 300 TYR ILE TYR GLU GLN ASN TYR SER GLU ARG SER TRP LEU SEQRES 19 A 300 ARG PHE SER VAL SER LYS PHE SER ASP ILE ASN ASP LYS SEQRES 20 A 300 ILE ILE PRO VAL PHE GLN GLU ASN THR LEU ILE GLY VAL SEQRES 21 A 300 LYS LEU GLU ASP PHE GLU ASP TRP CYS LYS VAL ALA LYS SEQRES 22 A 300 LEU ILE GLU GLU LYS LYS HIS LEU THR GLU SER GLY LEU SEQRES 23 A 300 ASP GLU ILE LYS LYS ILE LYS LEU ASN MET ASN LYS GLY SEQRES 24 A 300 ARG SEQRES 1 B 26 DG DG DG DA DA DT DG DG DC DA DG DT DA SEQRES 2 B 26 DT DT DC DA DT DC DC DA DC DA DA DT DG SEQRES 1 C 26 DC DC DA DT DT DG DT DG DG DA DT DG DA SEQRES 2 C 26 DA DT DA DC DT DG DC DC DA DT DT DC DC HET CA A 401 1 HET CA A 402 1 HETNAM CA CALCIUM ION FORMUL 4 CA 2(CA 2+) FORMUL 6 HOH *63(H2 O) HELIX 1 AA1 ASN A 11 GLU A 22 1 12 HELIX 2 AA2 ASP A 53 LYS A 65 1 13 HELIX 3 AA3 ARG A 83 TYR A 97 1 15 HELIX 4 AA4 GLN A 102 ASN A 119 1 18 HELIX 5 AA5 LYS A 120 LEU A 123 5 4 HELIX 6 AA6 LYS A 124 LYS A 137 1 14 HELIX 7 AA7 THR A 143 PHE A 150 1 8 HELIX 8 AA8 ASN A 167 GLU A 178 1 12 HELIX 9 AA9 ASP A 208 GLY A 220 1 13 HELIX 10 AB1 LYS A 241 LYS A 248 1 8 HELIX 11 AB2 ILE A 249 ASN A 256 1 8 HELIX 12 AB3 GLY A 260 GLU A 278 1 19 HELIX 13 AB4 LYS A 279 LEU A 282 5 4 HELIX 14 AB5 THR A 283 ASN A 296 1 14 HELIX 15 AB6 MET A 297 ARG A 301 5 5 SHEET 1 AA1 4 GLY A 23 ASN A 31 0 SHEET 2 AA1 4 TYR A 39 HIS A 50 -1 O ARG A 44 N GLY A 26 SHEET 3 AA1 4 ALA A 76 VAL A 81 -1 O VAL A 77 N LEU A 49 SHEET 4 AA1 4 ILE A 68 ASN A 72 -1 N ILE A 68 O HIS A 80 SHEET 1 AA2 4 GLY A 179 ILE A 186 0 SHEET 2 AA2 4 HIS A 195 HIS A 205 -1 O HIS A 195 N ILE A 186 SHEET 3 AA2 4 ARG A 232 VAL A 239 -1 O LEU A 235 N GLN A 204 SHEET 4 AA2 4 TYR A 223 TYR A 229 -1 N TYR A 229 O ARG A 232 LINK O ALA A 21 CA CA A 402 1555 1555 2.31 LINK OE2 GLU A 22 CA CA A 401 1555 1555 2.34 LINK O GLY A 177 CA CA A 401 1555 1555 2.49 LINK OE1 GLU A 178 CA CA A 402 1555 1555 2.65 LINK CA CA A 401 O HOH A 508 1555 1555 2.52 LINK CA CA A 401 OP2 DA B 15 1555 1555 2.48 LINK CA CA A 401 O HOH B 112 1555 1555 2.40 LINK CA CA A 401 OP1 DT C 15 1555 1555 2.40 LINK CA CA A 402 O HOH A 509 1555 1555 2.65 LINK CA CA A 402 OP1 DC B 14 1555 1555 2.25 LINK CA CA A 402 O HOH B 111 1555 1555 2.46 LINK CA CA A 402 OP2 DA C 16 1555 1555 2.37 SITE 1 AC1 6 GLU A 22 GLY A 177 HOH A 508 DA B 15 SITE 2 AC1 6 HOH B 112 DT C 15 SITE 1 AC2 6 ALA A 21 GLU A 178 HOH A 509 DC B 14 SITE 2 AC2 6 HOH B 111 DA C 16 CRYST1 39.693 74.419 164.861 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 0.025193 0.000000 0.000000 0.00000 SCALE2 0.000000 0.013437 0.000000 0.00000 SCALE3 0.000000 0.000000 0.006066 0.00000