PDB Short entry for 2FLD HEADER HYDROLASE/DNA 05-JAN-06 2FLD TITLE I-MSOI RE-DESIGNED FOR ALTERED DNA CLEAVAGE SPECIFICITY COMPND MOL_ID: 1; COMPND 2 MOLECULE: 5'-D(*GP*CP*AP*GP*AP*AP*GP*GP*TP*CP*GP*TP*GP*AP*GP*AP*CP*CP COMPND 3 *GP*TP*TP*CP*CP*G)-3'; COMPND 4 CHAIN: C; COMPND 5 ENGINEERED: YES; COMPND 6 MUTATION: YES; COMPND 7 MOL_ID: 2; COMPND 8 MOLECULE: 5'-D(*CP*GP*GP*AP*AP*CP*GP*GP*TP*CP*TP*CP*AP*CP*GP*AP*CP*CP COMPND 9 *TP*TP*CP*TP*GP*C)-3'; COMPND 10 CHAIN: D; COMPND 11 ENGINEERED: YES; COMPND 12 MOL_ID: 3; COMPND 13 MOLECULE: DNA ENDONUCLEASE I-MSOI; COMPND 14 CHAIN: A, B; COMPND 15 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 SYNTHETIC: YES; SOURCE 3 MOL_ID: 2; SOURCE 4 SYNTHETIC: YES; SOURCE 5 MOL_ID: 3; SOURCE 6 ORGANISM_SCIENTIFIC: MONOMASTIX SP.; SOURCE 7 ORGANISM_TAXID: 141716; SOURCE 8 STRAIN: OKE-1; SOURCE 9 EXPRESSION_SYSTEM: ESCHERICHIA COLI BL21; SOURCE 10 EXPRESSION_SYSTEM_TAXID: 511693; SOURCE 11 EXPRESSION_SYSTEM_STRAIN: BL21; SOURCE 12 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID; SOURCE 13 EXPRESSION_SYSTEM_PLASMID: PET KEYWDS HOMING ENDONUCLEASE, DNA, HYDROLASE-DNA COMPLEX EXPDTA X-RAY DIFFRACTION AUTHOR J.ASHWORTH,C.M.DUARTE,J.J.HAVRANEK,D.SUSSMAN,R.J.MONNAT,B.L.STODDARD, AUTHOR 2 D.BAKER REVDAT 9 30-AUG-23 2FLD 1 REMARK REVDAT 8 20-OCT-21 2FLD 1 REMARK SEQADV LINK REVDAT 7 04-SEP-19 2FLD 1 REMARK REVDAT 6 18-OCT-17 2FLD 1 REMARK REVDAT 5 13-JUL-11 2FLD 1 VERSN REVDAT 4 24-FEB-09 2FLD 1 VERSN REVDAT 3 08-AUG-06 2FLD 1 JRNL REVDAT 2 27-JUN-06 2FLD 1 AUTHOR REVDAT 1 06-JUN-06 2FLD 0 JRNL AUTH J.ASHWORTH,J.J.HAVRANEK,C.M.DUARTE,D.SUSSMAN,R.J.MONNAT, JRNL AUTH 2 B.L.STODDARD,D.BAKER JRNL TITL COMPUTATIONAL REDESIGN OF ENDONUCLEASE DNA BINDING AND JRNL TITL 2 CLEAVAGE SPECIFICITY. JRNL REF NATURE V. 441 656 2006 JRNL REFN ISSN 0028-0836 JRNL PMID 16738662 JRNL DOI 10.1038/NATURE04818 REMARK 2 REMARK 2 RESOLUTION. 2.00 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : CNS REMARK 3 AUTHORS : BRUNGER,ADAMS,CLORE,DELANO,GROS,GROSSE- REMARK 3 : KUNSTLEVE,JIANG,KUSZEWSKI,NILGES,PANNU, REMARK 3 : READ,RICE,SIMONSON,WARREN REMARK 3 REMARK 3 REFINEMENT TARGET : NULL REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 2.00 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 39.50 REMARK 3 DATA CUTOFF (SIGMA(F)) : 0.000 REMARK 3 DATA CUTOFF HIGH (ABS(F)) : NULL REMARK 3 DATA CUTOFF LOW (ABS(F)) : NULL REMARK 3 COMPLETENESS (WORKING+TEST) (%) : 88.3 REMARK 3 NUMBER OF REFLECTIONS : 26086 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) : 0.229 REMARK 3 FREE R VALUE : 0.271 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 4.300 REMARK 3 FREE R VALUE TEST SET COUNT : 1257 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 : 2633 REMARK 3 NUCLEIC ACID ATOMS : 978 REMARK 3 HETEROGEN ATOMS : 3 REMARK 3 SOLVENT ATOMS : 97 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : NULL REMARK 3 MEAN B VALUE (OVERALL, A**2) : 38.12 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : -25.75600 REMARK 3 B22 (A**2) : 12.51300 REMARK 3 B33 (A**2) : 13.24300 REMARK 3 B12 (A**2) : 1.35400 REMARK 3 B13 (A**2) : -3.57500 REMARK 3 B23 (A**2) : -6.07000 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) : NULL REMARK 3 BOND ANGLES (DEGREES) : NULL REMARK 3 DIHEDRAL ANGLES (DEGREES) : NULL REMARK 3 IMPROPER ANGLES (DEGREES) : NULL 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 BULK SOLVENT MODELING. REMARK 3 METHOD USED : NULL REMARK 3 KSOL : NULL REMARK 3 BSOL : 25.02 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 : PROTEIN_REP.PARAM REMARK 3 PARAMETER FILE 2 : DNA-RNA_REP.PARAM REMARK 3 PARAMETER FILE 3 : ION.PARAM REMARK 3 PARAMETER FILE 4 : WATER.PARAM REMARK 3 PARAMETER FILE 5 : WATER_REP.PARAM REMARK 3 PARAMETER FILE 6 : NULL REMARK 3 TOPOLOGY FILE 1 : NULL REMARK 3 TOPOLOGY FILE 2 : NULL REMARK 3 TOPOLOGY FILE 3 : NULL REMARK 3 TOPOLOGY FILE 4 : NULL REMARK 3 TOPOLOGY FILE 5 : NULL REMARK 3 TOPOLOGY FILE 6 : NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 2FLD COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 17-JAN-06. REMARK 100 THE DEPOSITION ID IS D_1000036016. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 01-DEC-05 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : 8.00 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : ALS REMARK 200 BEAMLINE : 5.0.1 REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 1.0 REMARK 200 MONOCHROMATOR : SINGLE CRYSTAL, CYLINDRICAL BEN REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : CCD REMARK 200 DETECTOR MANUFACTURER : ADSC QUANTUM 4 REMARK 200 INTENSITY-INTEGRATION SOFTWARE : DENZO REMARK 200 DATA SCALING SOFTWARE : SCALEPACK REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 27855 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.000 REMARK 200 RESOLUTION RANGE LOW (A) : 39.500 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : NULL REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 94.1 REMARK 200 DATA REDUNDANCY : 3.100 REMARK 200 R MERGE (I) : 0.07900 REMARK 200 R SYM (I) : NULL REMARK 200 <I/SIGMA(I)> FOR THE DATA SET : 22.3000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.00 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 2.07 REMARK 200 COMPLETENESS FOR SHELL (%) : 74.2 REMARK 200 DATA REDUNDANCY IN SHELL : 2.60 REMARK 200 R MERGE FOR SHELL (I) : 0.33800 REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 <I/SIGMA(I)> FOR SHELL : 3.000 REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT REMARK 200 SOFTWARE USED: EPMR REMARK 200 STARTING MODEL: PDB ENTRY 1M5X, MUTATED RESIDUES EXCLUDED REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 41.98 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.12 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 30% PEG 400, 100 MM TRIS, 50 MM NACL, REMARK 280 10 MM CACL2, PH 8.00, VAPOR DIFFUSION, HANGING DROP, TEMPERATURE REMARK 280 278.0K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 1 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,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 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: TETRAMERIC REMARK 350 APPLY THE FOLLOWING TO CHAINS: C, D, A, B 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 GLU A 167 REMARK 465 SER A 168 REMARK 465 SER A 169 REMARK 465 PRO A 170 REMARK 465 SER B 369 REMARK 465 PRO B 370 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 LYS A 36 -115.32 -101.47 REMARK 500 LYS A 39 39.96 -77.45 REMARK 500 ARG A 102 -71.21 -116.01 REMARK 500 LYS B 236 -108.30 -85.48 REMARK 500 LYS B 239 39.32 -82.33 REMARK 500 LYS B 252 -66.17 -27.22 REMARK 500 ARG B 302 -69.52 -121.11 REMARK 500 GLN B 322 -75.12 -40.34 REMARK 500 LYS B 323 30.95 -96.66 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 DA C 514 0.06 SIDE CHAIN REMARK 500 DG D 565 0.06 SIDE CHAIN 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 B 602 CA REMARK 620 N RES CSSEQI ATOM REMARK 620 1 HOH C 34 O REMARK 620 2 DG C 515 OP2 82.3 REMARK 620 3 DC D 564 OP1 95.4 105.2 REMARK 620 4 GLY A 21 O 107.0 74.8 157.3 REMARK 620 5 HOH A 607 O 88.1 145.0 109.1 76.0 REMARK 620 6 ASP B 222 OD2 154.9 122.7 79.4 81.7 70.9 REMARK 620 7 ASP B 222 OD1 154.8 75.9 78.4 79.7 117.1 48.5 REMARK 620 N 1 2 3 4 5 6 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 CA A 601 CA REMARK 620 N RES CSSEQI ATOM REMARK 620 1 DA C 514 OP1 REMARK 620 2 DG D 565 OP2 101.8 REMARK 620 3 ASP A 22 OD1 87.5 76.6 REMARK 620 4 ASP A 22 OD2 86.9 125.5 49.8 REMARK 620 5 HOH B 9 O 96.8 150.1 127.8 78.4 REMARK 620 6 GLY B 221 O 171.0 76.4 83.5 87.0 88.6 REMARK 620 N 1 2 3 4 5 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 NA C 603 NA REMARK 620 N RES CSSEQI ATOM REMARK 620 1 DG C 515 OP2 REMARK 620 2 DC D 564 O3' 112.4 REMARK 620 3 DG D 565 OP2 153.0 57.7 REMARK 620 4 ASP A 22 OD1 98.8 141.7 84.4 REMARK 620 5 ASP B 222 OD1 90.7 87.7 112.6 114.4 REMARK 620 N 1 2 3 4 REMARK 800 REMARK 800 SITE REMARK 800 SITE_IDENTIFIER: AC1 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE NA C 603 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE CA A 601 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC3 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE CA B 602 REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 1M5X RELATED DB: PDB REMARK 900 CRYSTAL STRUCTURE OF THE HOMING ENDONUCLEASE I-MSOI BOUND TO ITS REMARK 900 DNA SUBSTRATE DBREF 2FLD A 6 170 UNP Q8WKW7 Q8WKW7_MONSK 6 170 DBREF 2FLD B 206 370 UNP Q8WKW7 Q8WKW7_MONSK 6 170 DBREF 2FLD C 501 524 PDB 2FLD 2FLD 501 524 DBREF 2FLD D 551 574 PDB 2FLD 2FLD 551 574 SEQADV 2FLD LEU A 28 UNP Q8WKW7 LYS 28 ENGINEERED MUTATION SEQADV 2FLD ARG A 83 UNP Q8WKW7 THR 83 ENGINEERED MUTATION SEQADV 2FLD LEU B 228 UNP Q8WKW7 LYS 28 ENGINEERED MUTATION SEQADV 2FLD ARG B 283 UNP Q8WKW7 THR 83 ENGINEERED MUTATION SEQRES 1 C 24 DG DC DA DG DA DA DG DG DT DC DG DT DG SEQRES 2 C 24 DA DG DA DC DC DG DT DT DC DC DG SEQRES 1 D 24 DC DG DG DA DA DC DG DG DT DC DT DC DA SEQRES 2 D 24 DC DG DA DC DC DT DT DC DT DG DC SEQRES 1 A 165 THR LEU GLN PRO THR GLU ALA ALA TYR ILE ALA GLY PHE SEQRES 2 A 165 LEU ASP GLY ASP GLY SER ILE TYR ALA LEU LEU ILE PRO SEQRES 3 A 165 ARG PRO ASP TYR LYS ASP ILE LYS TYR GLN VAL SER LEU SEQRES 4 A 165 ALA ILE SER PHE ILE GLN ARG LYS ASP LYS PHE PRO TYR SEQRES 5 A 165 LEU GLN ASP ILE TYR ASP GLN LEU GLY LYS ARG GLY ASN SEQRES 6 A 165 LEU ARG LYS ASP ARG GLY ASP GLY ILE ALA ASP TYR ARG SEQRES 7 A 165 ILE ILE GLY SER THR HIS LEU SER ILE ILE LEU PRO ASP SEQRES 8 A 165 LEU VAL PRO TYR LEU ARG ILE LYS LYS LYS GLN ALA ASN SEQRES 9 A 165 ARG ILE LEU HIS ILE ILE ASN LEU TYR PRO GLN ALA GLN SEQRES 10 A 165 LYS ASN PRO SER LYS PHE LEU ASP LEU VAL LYS ILE VAL SEQRES 11 A 165 ASP ASP VAL GLN ASN LEU ASN LYS ARG ALA ASP GLU LEU SEQRES 12 A 165 LYS SER THR ASN TYR ASP ARG LEU LEU GLU GLU PHE LEU SEQRES 13 A 165 LYS ALA GLY LYS ILE GLU SER SER PRO SEQRES 1 B 165 THR LEU GLN PRO THR GLU ALA ALA TYR ILE ALA GLY PHE SEQRES 2 B 165 LEU ASP GLY ASP GLY SER ILE TYR ALA LEU LEU ILE PRO SEQRES 3 B 165 ARG PRO ASP TYR LYS ASP ILE LYS TYR GLN VAL SER LEU SEQRES 4 B 165 ALA ILE SER PHE ILE GLN ARG LYS ASP LYS PHE PRO TYR SEQRES 5 B 165 LEU GLN ASP ILE TYR ASP GLN LEU GLY LYS ARG GLY ASN SEQRES 6 B 165 LEU ARG LYS ASP ARG GLY ASP GLY ILE ALA ASP TYR ARG SEQRES 7 B 165 ILE ILE GLY SER THR HIS LEU SER ILE ILE LEU PRO ASP SEQRES 8 B 165 LEU VAL PRO TYR LEU ARG ILE LYS LYS LYS GLN ALA ASN SEQRES 9 B 165 ARG ILE LEU HIS ILE ILE ASN LEU TYR PRO GLN ALA GLN SEQRES 10 B 165 LYS ASN PRO SER LYS PHE LEU ASP LEU VAL LYS ILE VAL SEQRES 11 B 165 ASP ASP VAL GLN ASN LEU ASN LYS ARG ALA ASP GLU LEU SEQRES 12 B 165 LYS SER THR ASN TYR ASP ARG LEU LEU GLU GLU PHE LEU SEQRES 13 B 165 LYS ALA GLY LYS ILE GLU SER SER PRO HET NA C 603 1 HET CA A 601 1 HET CA B 602 1 HETNAM NA SODIUM ION HETNAM CA CALCIUM ION FORMUL 5 NA NA 1+ FORMUL 6 CA 2(CA 2+) FORMUL 8 HOH *97(H2 O) HELIX 1 1 GLN A 8 ASP A 22 1 15 HELIX 2 2 LYS A 54 LEU A 65 1 12 HELIX 3 3 GLY A 86 VAL A 98 1 13 HELIX 4 4 LYS A 104 GLN A 122 1 19 HELIX 5 5 ASN A 124 ASN A 142 1 19 HELIX 6 6 THR A 151 ALA A 163 1 13 HELIX 7 7 GLN B 208 ASP B 222 1 15 HELIX 8 8 LYS B 254 LEU B 265 1 12 HELIX 9 9 GLY B 286 VAL B 298 1 13 HELIX 10 10 LYS B 304 GLN B 322 1 19 HELIX 11 11 ASN B 324 ASN B 342 1 19 HELIX 12 12 THR B 351 ALA B 363 1 13 SHEET 1 A 4 GLY A 23 PRO A 31 0 SHEET 2 A 4 TYR A 40 ARG A 51 -1 O GLN A 41 N ILE A 30 SHEET 3 A 4 ILE A 79 ILE A 85 -1 O ALA A 80 N GLN A 50 SHEET 4 A 4 ASN A 70 ARG A 72 -1 N ASN A 70 O ARG A 83 SHEET 1 B 4 GLY B 223 PRO B 231 0 SHEET 2 B 4 TYR B 240 ARG B 251 -1 O GLN B 241 N ILE B 230 SHEET 3 B 4 ILE B 279 ILE B 285 -1 O ILE B 284 N ILE B 246 SHEET 4 B 4 ASN B 270 ARG B 272 -1 N ASN B 270 O ARG B 283 LINK O HOH C 34 CA CA B 602 1555 1555 2.45 LINK OP1 DA C 514 CA CA A 601 1555 1555 2.26 LINK OP2 DG C 515 NA NA C 603 1555 1555 2.24 LINK OP2 DG C 515 CA CA B 602 1555 1555 2.42 LINK NA NA C 603 O3' DC D 564 1555 1555 2.74 LINK NA NA C 603 OP2 DG D 565 1555 1555 2.35 LINK NA NA C 603 OD1 ASP A 22 1555 1555 2.44 LINK NA NA C 603 OD1 ASP B 222 1555 1555 2.27 LINK OP1 DC D 564 CA CA B 602 1555 1555 2.24 LINK OP2 DG D 565 CA CA A 601 1555 1555 2.39 LINK O GLY A 21 CA CA B 602 1555 1555 2.54 LINK OD1 ASP A 22 CA CA A 601 1555 1555 2.78 LINK OD2 ASP A 22 CA CA A 601 1555 1555 2.39 LINK CA CA A 601 O HOH B 9 1555 1555 2.31 LINK CA CA A 601 O GLY B 221 1555 1555 2.46 LINK O HOH A 607 CA CA B 602 1555 1555 2.24 LINK OD2 ASP B 222 CA CA B 602 1555 1555 2.56 LINK OD1 ASP B 222 CA CA B 602 1555 1555 2.78 SITE 1 AC1 7 ASP A 22 ASP B 222 CA B 602 DA C 514 SITE 2 AC1 7 DG C 515 DC D 564 DG D 565 SITE 1 AC2 5 ASP A 22 HOH B 9 GLY B 221 DA C 514 SITE 2 AC2 5 DG D 565 SITE 1 AC3 7 GLY A 21 HOH A 607 ASP B 222 HOH C 34 SITE 2 AC3 7 DG C 515 NA C 603 DC D 564 CRYST1 41.961 42.981 71.545 72.29 72.30 70.51 P 1 2 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 0.023832 -0.008435 -0.005852 0.00000 SCALE2 0.000000 0.024680 -0.005720 0.00000 SCALE3 0.000000 0.000000 0.015061 0.00000