HEADER HYDROLASE 07-FEB-99 1EN7 TITLE ENDONUCLEASE VII (ENDOVII) FROM PHAGE T4 COMPND MOL_ID: 1; COMPND 2 MOLECULE: RECOMBINATION ENDONUCLEASE VII; COMPND 3 CHAIN: A, B; COMPND 4 SYNONYM: PROTEIN GP49; COMPND 5 EC: 3.1.22.4; COMPND 6 ENGINEERED: YES; COMPND 7 OTHER_DETAILS: ONE ZN BOUND TO CYS 23,26,58,61 OF EACH CHAIN CA COMPND 8 LIGANDED TO ASP40 AND ASN 62 SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: ENTEROBACTERIA PHAGE T4; SOURCE 3 ORGANISM_TAXID: 10665; SOURCE 4 GENE: GP49; SOURCE 5 EXPRESSION_SYSTEM: ESCHERICHIA COLI BL21; SOURCE 6 EXPRESSION_SYSTEM_TAXID: 511693; SOURCE 7 EXPRESSION_SYSTEM_STRAIN: BL21; SOURCE 8 EXPRESSION_SYSTEM_CELLULAR_LOCATION: CYTOPLASM; SOURCE 9 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID KEYWDS ENDONUCLEASE, RESOLVASE, HOLLIDAY JUNCTION, DNASE, HYDROLASE EXPDTA X-RAY DIFFRACTION AUTHOR H.RAAIJMAKERS,O.VIX,I.TORO,D.SUCK REVDAT 6 03-APR-24 1EN7 1 REMARK REVDAT 5 27-DEC-23 1EN7 1 REMARK LINK REVDAT 4 24-FEB-09 1EN7 1 VERSN REVDAT 3 30-DEC-03 1EN7 1 COMPND REMARK AUTHOR REVDAT 2 01-APR-03 1EN7 1 JRNL REVDAT 1 07-FEB-00 1EN7 0 JRNL AUTH H.RAAIJMAKERS,O.VIX,I.TORO,S.GOLZ,B.KEMPER,D.SUCK JRNL TITL X-RAY STRUCTURE OF T4 ENDONUCLEASE VII: A DNA JUNCTION JRNL TITL 2 RESOLVASE WITH A NOVEL FOLD AND UNUSUAL DOMAIN-SWAPPED DIMER JRNL TITL 3 ARCHITECTURE. JRNL REF EMBO J. V. 18 1447 1999 JRNL REFN ISSN 0261-4189 JRNL PMID 10075917 JRNL DOI 10.1093/EMBOJ/18.6.1447 REMARK 2 REMARK 2 RESOLUTION. 2.40 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : REFMAC REMARK 3 AUTHORS : MURSHUDOV,SKUBAK,LEBEDEV,PANNU,STEINER, REMARK 3 : NICHOLLS,WINN,LONG,VAGIN REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 2.40 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 10.00 REMARK 3 DATA CUTOFF (SIGMA(F)) : 0.000 REMARK 3 COMPLETENESS FOR RANGE (%) : 99.5 REMARK 3 NUMBER OF REFLECTIONS : 15326 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) : NULL REMARK 3 R VALUE (WORKING SET) : 0.240 REMARK 3 FREE R VALUE : 0.308 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 5.000 REMARK 3 FREE R VALUE TEST SET COUNT : 828 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 2544 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 5 REMARK 3 SOLVENT ATOMS : 73 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 36.81 REMARK 3 MEAN B VALUE (OVERALL, A**2) : 46.84 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 OVERALL COORDINATE ERROR. REMARK 3 ESU BASED ON R VALUE (A): NULL REMARK 3 ESU BASED ON FREE R VALUE (A): NULL REMARK 3 ESU BASED ON MAXIMUM LIKELIHOOD (A): NULL REMARK 3 ESU FOR B VALUES BASED ON MAXIMUM LIKELIHOOD (A**2): NULL REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES. REMARK 3 DISTANCE RESTRAINTS. RMS SIGMA REMARK 3 BOND LENGTH (A) : 0.027 ; 0.030 REMARK 3 ANGLE DISTANCE (A) : 0.032 ; 0.030 REMARK 3 INTRAPLANAR 1-4 DISTANCE (A) : 0.024 ; 0.030 REMARK 3 H-BOND OR METAL COORDINATION (A) : NULL ; NULL REMARK 3 REMARK 3 PLANE RESTRAINT (A) : NULL ; NULL REMARK 3 CHIRAL-CENTER RESTRAINT (A**3) : 0.157 ; 0.150 REMARK 3 REMARK 3 NON-BONDED CONTACT RESTRAINTS. REMARK 3 SINGLE TORSION (A) : 0.177 ; 0.300 REMARK 3 MULTIPLE TORSION (A) : 0.268 ; 0.300 REMARK 3 H-BOND (X...Y) (A) : 0.177 ; 0.300 REMARK 3 H-BOND (X-H...Y) (A) : NULL ; NULL REMARK 3 REMARK 3 CONFORMATIONAL TORSION ANGLE RESTRAINTS. REMARK 3 SPECIFIED (DEGREES) : NULL ; NULL REMARK 3 PLANAR (DEGREES) : 5.500 ; 7.000 REMARK 3 STAGGERED (DEGREES) : 15.200; 7.000 REMARK 3 TRANSVERSE (DEGREES) : 32.500; 20.000 REMARK 3 REMARK 3 ISOTROPIC THERMAL FACTOR RESTRAINTS. RMS SIGMA REMARK 3 MAIN-CHAIN BOND (A**2) : 1.955 ; 2.000 REMARK 3 MAIN-CHAIN ANGLE (A**2) : 2.940 ; 3.000 REMARK 3 SIDE-CHAIN BOND (A**2) : 2.092 ; 2.000 REMARK 3 SIDE-CHAIN ANGLE (A**2) : 3.301 ; 3.000 REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 1EN7 COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 09-FEB-99. REMARK 100 THE DEPOSITION ID IS D_1000000456. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 15-APR-98 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : 8.2 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : N REMARK 200 RADIATION SOURCE : ROTATING ANODE REMARK 200 BEAMLINE : NULL REMARK 200 X-RAY GENERATOR MODEL : ENRAF-NONIUS REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 1.5418 REMARK 200 MONOCHROMATOR : NI COATED MIRRORS REMARK 200 OPTICS : NI COATED MIRRORS REMARK 200 REMARK 200 DETECTOR TYPE : IMAGE PLATE REMARK 200 DETECTOR MANUFACTURER : MARRESEARCH REMARK 200 INTENSITY-INTEGRATION SOFTWARE : XDS REMARK 200 DATA SCALING SOFTWARE : XDS, SCALA, CCP4 (SCALA) REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 17578 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.330 REMARK 200 RESOLUTION RANGE LOW (A) : 44.281 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : NULL REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 99.4 REMARK 200 DATA REDUNDANCY : 3.800 REMARK 200 R MERGE (I) : NULL REMARK 200 R SYM (I) : 0.06000 REMARK 200 FOR THE DATA SET : 11.8000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.33 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 2.46 REMARK 200 COMPLETENESS FOR SHELL (%) : 99.3 REMARK 200 DATA REDUNDANCY IN SHELL : 3.70 REMARK 200 R MERGE FOR SHELL (I) : NULL REMARK 200 R SYM FOR SHELL (I) : 0.25300 REMARK 200 FOR SHELL : 3.000 REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: SIRAS REMARK 200 SOFTWARE USED: SHARP REMARK 200 STARTING MODEL: ENDOVII N62D MUTANT REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 57.01 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.80 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: HANGING DROP VAPOUR DIFFUSION 1 + 1 UL REMARK 280 OF PROTEIN SOLUTION: 16 MG/ML ENDOVII, 175 MM NACL, 20 MM MGCL2, REMARK 280 2 MM ZNCL2, 10 MM 2-MERCAPTO-ETHANOL, 10 % GLYCEROL, 10 MM MOPS REMARK 280 PH6.5; WELL: 16-18% PEG 5000 MME, 200 MM CACL2, 20 MM AMMONIUM REMARK 280 SULPHATE, 10 MM 2-MERCAPTO-ETHANOL, 100 MM TRIS PH 8.2, ~ 1 MM REMARK 280 SODIUM AZIDE, VAPOR DIFFUSION, HANGING DROP REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: C 1 2 1 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 72.49500 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 19.72500 REMARK 290 SMTRY3 3 0.000000 0.000000 1.000000 0.00000 REMARK 290 SMTRY1 4 -1.000000 0.000000 0.000000 72.49500 REMARK 290 SMTRY2 4 0.000000 1.000000 0.000000 19.72500 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: 6860 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 17630 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -76.0 KCAL/MOL REMARK 350 APPLY THE FOLLOWING TO CHAINS: 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 375 REMARK 375 SPECIAL POSITION REMARK 375 THE FOLLOWING ATOMS ARE FOUND TO BE WITHIN 0.15 ANGSTROMS REMARK 375 OF A SYMMETRY RELATED ATOM AND ARE ASSUMED TO BE ON SPECIAL REMARK 375 POSITIONS. REMARK 375 REMARK 375 ATOM RES CSSEQI REMARK 375 HOH A 437 LIES ON A SPECIAL POSITION. 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 ARG A 131 CD ARG A 131 NE -0.116 REMARK 500 SER B 147 CB SER B 147 OG -0.092 REMARK 500 ARG B 153 CD ARG B 153 NE -0.119 REMARK 500 REMARK 500 REMARK: NULL REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: COVALENT BOND ANGLES 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,A3,1X,A1,I4,A1,3(1X,A4,2X),12X,F5.1) 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 ATM2 ATM3 REMARK 500 MET A 1 CA - CB - CG ANGL. DEV. = 14.3 DEGREES REMARK 500 GLU A 10 CA - CB - CG ANGL. DEV. = 18.4 DEGREES REMARK 500 ASP A 33 CB - CG - OD2 ANGL. DEV. = -9.2 DEGREES REMARK 500 GLU A 44 OE1 - CD - OE2 ANGL. DEV. = 9.7 DEGREES REMARK 500 ARG A 54 NE - CZ - NH2 ANGL. DEV. = 3.4 DEGREES REMARK 500 CYS A 58 CA - CB - SG ANGL. DEV. = 7.9 DEGREES REMARK 500 ARG A 131 CD - NE - CZ ANGL. DEV. = 35.9 DEGREES REMARK 500 ARG A 131 NE - CZ - NH2 ANGL. DEV. = 5.2 DEGREES REMARK 500 LYS A 157 CA - CB - CG ANGL. DEV. = 14.4 DEGREES REMARK 500 MET B 1 CA - CB - CG ANGL. DEV. = 14.0 DEGREES REMARK 500 LYS B 14 CA - CB - CG ANGL. DEV. = 34.3 DEGREES REMARK 500 LYS B 14 CB - CG - CD ANGL. DEV. = 20.6 DEGREES REMARK 500 ARG B 28 CD - NE - CZ ANGL. DEV. = 10.3 DEGREES REMARK 500 ARG B 28 NE - CZ - NH1 ANGL. DEV. = 3.9 DEGREES REMARK 500 ARG B 54 NE - CZ - NH1 ANGL. DEV. = -4.3 DEGREES REMARK 500 ARG B 54 NE - CZ - NH2 ANGL. DEV. = 6.1 DEGREES REMARK 500 THR B 100 CA - CB - CG2 ANGL. DEV. = 8.6 DEGREES REMARK 500 LYS B 141 CA - CB - CG ANGL. DEV. = 13.5 DEGREES REMARK 500 ARG B 153 CD - NE - CZ ANGL. DEV. = 34.2 DEGREES REMARK 500 ARG B 153 NE - CZ - NH2 ANGL. DEV. = 3.3 DEGREES 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 ILE A 25 -66.71 -108.92 REMARK 500 LEU A 30 178.39 -58.35 REMARK 500 ASP A 33 87.69 -66.91 REMARK 500 GLU A 44 148.62 -38.70 REMARK 500 ILE B 25 -70.61 -82.44 REMARK 500 ASN B 102 -178.95 -68.30 REMARK 500 REMARK 500 REMARK: NULL REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: MAIN CHAIN PLANARITY REMARK 500 REMARK 500 THE FOLLOWING RESIDUES HAVE A PSEUDO PLANARITY REMARK 500 TORSION ANGLE, C(I) - CA(I) - N(I+1) - O(I), GREATER REMARK 500 10.0 DEGREES. (M=MODEL NUMBER; RES=RESIDUE NAME; REMARK 500 C=CHAIN IDENTIFIER; SSEQ=SEQUENCE NUMBER; REMARK 500 I=INSERTION CODE). REMARK 500 REMARK 500 M RES CSSEQI ANGLE REMARK 500 MET A 1 -17.77 REMARK 500 VAL A 53 11.65 REMARK 500 ASN A 62 -10.89 REMARK 500 ALA A 63 -11.65 REMARK 500 ALA A 64 -11.48 REMARK 500 SER A 75 12.13 REMARK 500 LYS B 6 -10.13 REMARK 500 GLN B 19 16.26 REMARK 500 LYS B 22 10.80 REMARK 500 GLN B 80 10.25 REMARK 500 ASP B 83 -15.71 REMARK 500 ASN B 102 -12.46 REMARK 500 ASN B 107 -12.33 REMARK 500 PHE B 108 10.24 REMARK 500 SER B 113 -12.60 REMARK 500 TYR B 135 -10.47 REMARK 500 ARG B 153 -10.72 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 405 CA REMARK 620 N RES CSSEQI ATOM REMARK 620 1 ASP A 17 O REMARK 620 2 ASN A 20 OD1 84.9 REMARK 620 3 GLY B 81 O 79.6 82.4 REMARK 620 4 GLU B 86 OE1 162.2 83.8 85.3 REMARK 620 5 GLU B 86 OE2 143.0 81.4 131.7 47.9 REMARK 620 6 HOH B 448 O 92.8 150.9 68.6 90.5 115.3 REMARK 620 N 1 2 3 4 5 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 ZN A 401 ZN REMARK 620 N RES CSSEQI ATOM REMARK 620 1 CYS A 23 SG REMARK 620 2 CYS A 26 SG 111.7 REMARK 620 3 CYS A 58 SG 114.8 111.6 REMARK 620 4 CYS A 61 SG 108.1 108.2 101.8 REMARK 620 N 1 2 3 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 CA A 403 CA REMARK 620 N RES CSSEQI ATOM REMARK 620 1 ASP A 40 OD1 REMARK 620 2 ASN A 62 OD1 93.2 REMARK 620 3 HOH A 447 O 98.0 135.7 REMARK 620 4 HOH A 450 O 86.7 154.0 69.8 REMARK 620 N 1 2 3 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 ZN B 402 ZN REMARK 620 N RES CSSEQI ATOM REMARK 620 1 CYS B 23 SG REMARK 620 2 CYS B 26 SG 108.8 REMARK 620 3 CYS B 58 SG 116.6 112.4 REMARK 620 4 CYS B 61 SG 109.6 106.0 102.8 REMARK 620 N 1 2 3 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 CA B 404 CA REMARK 620 N RES CSSEQI ATOM REMARK 620 1 GLU B 29 OE2 REMARK 620 2 ASP B 40 OD1 137.3 REMARK 620 3 ASN B 62 OD1 80.1 83.5 REMARK 620 4 HOH B 444 O 120.0 93.8 77.0 REMARK 620 N 1 2 3 REMARK 800 REMARK 800 SITE REMARK 800 SITE_IDENTIFIER: AC1 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE ZN A 401 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE ZN B 402 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC3 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE CA A 403 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC4 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE CA B 404 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC5 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE CA B 405 DBREF 1EN7 A 1 157 UNP P13340 END7_BPT4 1 157 DBREF 1EN7 B 1 157 UNP P13340 END7_BPT4 1 157 SEQRES 1 A 157 MET LEU LEU THR GLY LYS LEU TYR LYS GLU GLU LYS GLN SEQRES 2 A 157 LYS PHE TYR ASP ALA GLN ASN GLY LYS CYS LEU ILE CYS SEQRES 3 A 157 GLN ARG GLU LEU ASN PRO ASP VAL GLN ALA ASN HIS LEU SEQRES 4 A 157 ASP HIS ASP HIS GLU LEU ASN GLY PRO LYS ALA GLY LYS SEQRES 5 A 157 VAL ARG GLY LEU LEU CYS ASN LEU CYS ASN ALA ALA GLU SEQRES 6 A 157 GLY GLN MET LYS HIS LYS PHE ASN ARG SER GLY LEU LYS SEQRES 7 A 157 GLY GLN GLY VAL ASP TYR LEU GLU TRP LEU GLU ASN LEU SEQRES 8 A 157 LEU THR TYR LEU LYS SER ASP TYR THR GLN ASN ASN ILE SEQRES 9 A 157 HIS PRO ASN PHE VAL GLY ASP LYS SER LYS GLU PHE SER SEQRES 10 A 157 ARG LEU GLY LYS GLU GLU MET MET ALA GLU MET LEU GLN SEQRES 11 A 157 ARG GLY PHE GLU TYR ASN GLU SER ASP THR LYS THR GLN SEQRES 12 A 157 LEU ILE ALA SER PHE LYS LYS GLN LEU ARG LYS SER LEU SEQRES 13 A 157 LYS SEQRES 1 B 157 MET LEU LEU THR GLY LYS LEU TYR LYS GLU GLU LYS GLN SEQRES 2 B 157 LYS PHE TYR ASP ALA GLN ASN GLY LYS CYS LEU ILE CYS SEQRES 3 B 157 GLN ARG GLU LEU ASN PRO ASP VAL GLN ALA ASN HIS LEU SEQRES 4 B 157 ASP HIS ASP HIS GLU LEU ASN GLY PRO LYS ALA GLY LYS SEQRES 5 B 157 VAL ARG GLY LEU LEU CYS ASN LEU CYS ASN ALA ALA GLU SEQRES 6 B 157 GLY GLN MET LYS HIS LYS PHE ASN ARG SER GLY LEU LYS SEQRES 7 B 157 GLY GLN GLY VAL ASP TYR LEU GLU TRP LEU GLU ASN LEU SEQRES 8 B 157 LEU THR TYR LEU LYS SER ASP TYR THR GLN ASN ASN ILE SEQRES 9 B 157 HIS PRO ASN PHE VAL GLY ASP LYS SER LYS GLU PHE SER SEQRES 10 B 157 ARG LEU GLY LYS GLU GLU MET MET ALA GLU MET LEU GLN SEQRES 11 B 157 ARG GLY PHE GLU TYR ASN GLU SER ASP THR LYS THR GLN SEQRES 12 B 157 LEU ILE ALA SER PHE LYS LYS GLN LEU ARG LYS SER LEU SEQRES 13 B 157 LYS HET ZN A 401 1 HET CA A 403 1 HET ZN B 402 1 HET CA B 404 1 HET CA B 405 1 HETNAM ZN ZINC ION HETNAM CA CALCIUM ION FORMUL 3 ZN 2(ZN 2+) FORMUL 4 CA 3(CA 2+) FORMUL 8 HOH *73(H2 O) HELIX 1 1 GLY A 5 ALA A 18 1 14 HELIX 2 2 VAL A 34 ALA A 36 5 3 HELIX 3 3 ASN A 59 SER A 75 1 17 HELIX 4 4 LYS A 78 GLN A 80 5 3 HELIX 5 5 TYR A 84 LYS A 96 1 13 HELIX 6 6 PRO A 106 ARG A 118 5 13 HELIX 7 7 LYS A 121 LEU A 129 1 9 HELIX 8 8 LYS A 141 SER A 155 1 15 HELIX 9 9 GLY B 5 ALA B 18 1 14 HELIX 10 10 VAL B 34 ALA B 36 5 3 HELIX 11 11 ASN B 59 SER B 75 1 17 HELIX 12 12 LEU B 77 GLN B 80 5 4 HELIX 13 13 TYR B 84 LEU B 95 1 12 HELIX 14 14 PRO B 106 ARG B 118 5 13 HELIX 15 15 LYS B 121 GLN B 130 1 10 HELIX 16 16 LYS B 141 LYS B 154 1 14 SHEET 1 A 2 HIS A 38 HIS A 41 0 SHEET 2 A 2 VAL A 53 LEU A 57 -1 N LEU A 57 O HIS A 38 SHEET 1 B 2 HIS B 38 HIS B 41 0 SHEET 2 B 2 VAL B 53 LEU B 57 -1 N LEU B 57 O HIS B 38 LINK O ASP A 17 CA CA B 405 2656 1555 2.47 LINK OD1 ASN A 20 CA CA B 405 2656 1555 2.47 LINK SG CYS A 23 ZN ZN A 401 1555 1555 2.30 LINK SG CYS A 26 ZN ZN A 401 1555 1555 2.25 LINK OD1 ASP A 40 CA CA A 403 1555 1555 2.33 LINK SG CYS A 58 ZN ZN A 401 1555 1555 2.39 LINK SG CYS A 61 ZN ZN A 401 1555 1555 2.46 LINK OD1 ASN A 62 CA CA A 403 1555 1555 2.42 LINK CA CA A 403 O HOH A 447 1555 1555 2.49 LINK CA CA A 403 O HOH A 450 1555 1555 2.63 LINK SG CYS B 23 ZN ZN B 402 1555 1555 2.28 LINK SG CYS B 26 ZN ZN B 402 1555 1555 2.35 LINK OE2 GLU B 29 CA CA B 404 4546 1555 3.14 LINK OD1 ASP B 40 CA CA B 404 1555 1555 2.37 LINK SG CYS B 58 ZN ZN B 402 1555 1555 2.34 LINK SG CYS B 61 ZN ZN B 402 1555 1555 2.46 LINK OD1 ASN B 62 CA CA B 404 1555 1555 2.31 LINK O GLY B 81 CA CA B 405 1555 1555 2.41 LINK OE1 GLU B 86 CA CA B 405 1555 1555 2.69 LINK OE2 GLU B 86 CA CA B 405 1555 1555 2.61 LINK CA CA B 404 O HOH B 444 1555 1555 2.48 LINK CA CA B 405 O HOH B 448 1555 1555 2.60 SITE 1 AC1 4 CYS A 23 CYS A 26 CYS A 58 CYS A 61 SITE 1 AC2 4 CYS B 23 CYS B 26 CYS B 58 CYS B 61 SITE 1 AC3 5 HIS A 38 ASP A 40 ASN A 62 HOH A 447 SITE 2 AC3 5 HOH A 450 SITE 1 AC4 4 GLU B 29 ASP B 40 ASN B 62 HOH B 444 SITE 1 AC5 5 ASP A 17 ASN A 20 GLY B 81 GLU B 86 SITE 2 AC5 5 HOH B 448 CRYST1 144.990 39.450 75.750 90.00 106.20 90.00 C 1 2 1 8 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 0.006897 0.000000 0.002004 0.00000 SCALE2 0.000000 0.025348 0.000000 0.00000 SCALE3 0.000000 0.000000 0.013747 0.00000