HEADER ENDONUCLEASE 25-JAN-95 1SMN TITLE IDENTIFICATION OF THE SERRATIA ENDONUCLEASE DIMER: STRUCTURAL BASIS TITLE 2 AND IMPLICATIONS FOR CATALYSIS COMPND MOL_ID: 1; COMPND 2 MOLECULE: EXTRACELLULAR ENDONUCLEASE; COMPND 3 CHAIN: A, B; COMPND 4 EC: 3.1.30.2; COMPND 5 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: SERRATIA MARCESCENS; SOURCE 3 ORGANISM_TAXID: 615; SOURCE 4 STRAIN: SM6; SOURCE 5 GENE: NUCA; SOURCE 6 EXPRESSION_SYSTEM: SERRATIA MARCESCENS; SOURCE 7 EXPRESSION_SYSTEM_TAXID: 615; SOURCE 8 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID; SOURCE 9 EXPRESSION_SYSTEM_PLASMID: PUC19NUC4OC; SOURCE 10 EXPRESSION_SYSTEM_GENE: NUCA KEYWDS NUCLEASE, DNASE, RNASE, SUGAR-NONSPECIFIC NUCLEASE, ENDONUCLEASE EXPDTA X-RAY DIFFRACTION AUTHOR M.D.MILLER,K.L.KRAUSE REVDAT 3 18-APR-18 1SMN 1 REMARK REVDAT 2 24-FEB-09 1SMN 1 VERSN REVDAT 1 29-JAN-96 1SMN 0 JRNL AUTH M.D.MILLER,K.L.KRAUSE JRNL TITL IDENTIFICATION OF THE SERRATIA ENDONUCLEASE DIMER: JRNL TITL 2 STRUCTURAL BASIS AND IMPLICATIONS FOR CATALYSIS. JRNL REF PROTEIN SCI. V. 5 24 1996 JRNL REFN ISSN 0961-8368 JRNL PMID 8771193 REMARK 1 REMARK 1 REFERENCE 1 REMARK 1 AUTH M.D.MILLER,J.TANNER,M.ALPAUGH,M.J.BENEDIK,K.L.KRAUSE REMARK 1 TITL 2.1 ANGSTROMS STRUCTURE OF SERRATIA ENDONUCLEASE SUGGESTS A REMARK 1 TITL 2 MECHANISM FOR BINDING TO DOUBLE-STRANDED DNA REMARK 1 REF NAT.STRUCT.BIOL. V. 1 461 1994 REMARK 1 REFN ISSN 1072-8368 REMARK 1 REFERENCE 2 REMARK 1 AUTH M.D.MILLER,M.J.BENEDIK,M.J.SULLIVAN,M.C.SHIPLEY,K.L.KRAUSE REMARK 1 TITL CRYSTALLIZATION AND PRELIMINARY CRYSTALLOGRAPHIC ANALYSIS OF REMARK 1 TITL 2 A NOVEL NUCLEASE FROM SERRATIA MARCESCENS REMARK 1 REF J.MOL.BIOL. V. 222 27 1991 REMARK 1 REFN ISSN 0022-2836 REMARK 2 REMARK 2 RESOLUTION. 2.04 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : X-PLOR 3.1 REMARK 3 AUTHORS : BRUNGER REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 2.04 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 6.00 REMARK 3 DATA CUTOFF (SIGMA(F)) : 2.000 REMARK 3 DATA CUTOFF HIGH (ABS(F)) : NULL REMARK 3 DATA CUTOFF LOW (ABS(F)) : NULL REMARK 3 COMPLETENESS (WORKING+TEST) (%) : 92.6 REMARK 3 NUMBER OF REFLECTIONS : 29445 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) : 0.168 REMARK 3 FREE R VALUE : NULL REMARK 3 FREE R VALUE TEST SET SIZE (%) : NULL REMARK 3 FREE R VALUE TEST SET COUNT : NULL 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 : 3694 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 0 REMARK 3 SOLVENT ATOMS : 224 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : NULL REMARK 3 MEAN B VALUE (OVERALL, A**2) : 11.00 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 COORDINATE ERROR. REMARK 3 ESD FROM LUZZATI PLOT (A) : 0.15 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) : 0.015 REMARK 3 BOND ANGLES (DEGREES) : 1.810 REMARK 3 DIHEDRAL ANGLES (DEGREES) : 25.50 REMARK 3 IMPROPER ANGLES (DEGREES) : 1.600 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 ; 1.000 REMARK 3 MAIN-CHAIN ANGLE (A**2) : NULL ; 1.500 REMARK 3 SIDE-CHAIN BOND (A**2) : NULL ; 1.500 REMARK 3 SIDE-CHAIN ANGLE (A**2) : NULL ; 2.000 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 : NULL REMARK 3 TOPOLOGY FILE 1 : NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: CRYST1 REMARK 3 THERE IS STRONG PSEUDO-CENTERING ARISING FROM THE REMARK 3 NON-CRYSTALLOGRAPHIC SYMMETRY. SHIFTING ONE MONOMER BY REMARK 3 ONLY 1.4 ANGSTROMS WITH A 1 DEGREE ROTATION WOULD CHANGE REMARK 3 THE SPACE GROUP TO I 2 2 2. REMARK 3 REMARK 3 THIS STRUCTURE WAS SOLVED USING MULTIPLE ISOMORPHOUS REMARK 3 REPLACEMENT WITH 5 DERIVATIVES. AFTER THE INITIAL MODEL REMARK 3 WAS BUILT, THE DATA WAS REFINED AGAINST A NATIVE DATA SET REMARK 3 COLLECTED FROM TWO CRYSTALS. REMARK 4 REMARK 4 1SMN COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY BNL. REMARK 100 THE DEPOSITION ID IS D_1000176431. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 08-MAR-93; 09-APR-93 REMARK 200 TEMPERATURE (KELVIN) : NULL; NULL REMARK 200 PH : NULL REMARK 200 NUMBER OF CRYSTALS USED : NULL REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : N; N REMARK 200 RADIATION SOURCE : NULL; NULL REMARK 200 BEAMLINE : NULL; NULL REMARK 200 X-RAY GENERATOR MODEL : NULL; NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : NULL; NULL REMARK 200 WAVELENGTH OR RANGE (A) : 1.54; 1.54 REMARK 200 MONOCHROMATOR : NULL; NULL REMARK 200 OPTICS : NULL; NULL REMARK 200 REMARK 200 DETECTOR TYPE : DIFFRACTOMETER; DIFFRACTOMETER REMARK 200 DETECTOR MANUFACTURER : ENRAF-NONIUS FAST; ENRAF-NONIUS REMARK 200 FAST REMARK 200 INTENSITY-INTEGRATION SOFTWARE : MADNES, PROCOR REMARK 200 DATA SCALING SOFTWARE : XSCALE REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : NULL REMARK 200 RESOLUTION RANGE HIGH (A) : NULL REMARK 200 RESOLUTION RANGE LOW (A) : NULL REMARK 200 REJECTION CRITERIA (SIGMA(I)) : 0.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 93.7 REMARK 200 DATA REDUNDANCY : NULL REMARK 200 R MERGE (I) : NULL REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : NULL REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : NULL REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : NULL 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: NULL; NULL REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: NULL REMARK 200 SOFTWARE USED: X-PLOR 3.1 REMARK 200 STARTING MODEL: NULL REMARK 200 REMARK 200 REMARK: THIS STRUCTURE WAS SOLVED USING MULTIPLE ISOMORPHOUS REMARK 200 REPLACEMENT WITH 5 DERIVATIVES. AFTER THE INITIAL MODEL REMARK 200 WAS BUILT, THE DATA WAS REFINED AGAINST A NATIVE DATA SET REMARK 200 COLLECTED FROM TWO CRYSTALS. REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 51.93 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.56 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: NULL 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 53.35000 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 37.25000 REMARK 290 SMTRY3 3 0.000000 0.000000 -1.000000 0.00000 REMARK 290 SMTRY1 4 1.000000 0.000000 0.000000 53.35000 REMARK 290 SMTRY2 4 0.000000 -1.000000 0.000000 37.25000 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 300 REMARK: MTRIX REMARK 300 THE TRANSFORMATIONS PRESENTED ON MTRIX RECORDS BELOW REMARK 300 DESCRIBE NON-CRYSTALLOGRAPHIC RELATIONSHIPS AMONG THE REMARK 300 VARIOUS DOMAINS IN THIS ENTRY. APPLYING THE APPROPRIATE REMARK 300 MTRIX TRANSFORMATION TO THE RESIDUES LISTED FIRST WILL REMARK 300 YIELD APPROXIMATE COORDINATES FOR THE RESIDUES LISTED REMARK 300 SECOND. REMARK 300 REMARK 300 APPLIED TO TRANSFORMED TO REMARK 300 MTRIX RESIDUES RESIDUES RMSD REMARK 300 M1 A 5 .. A 245 B 5 .. B 245 0.131 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: 1740 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 18620 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -7.0 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 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 ASP A 1 REMARK 465 THR A 2 REMARK 465 LEU A 3 REMARK 465 GLU A 4 REMARK 465 ASP B 1 REMARK 465 THR B 2 REMARK 465 LEU B 3 REMARK 465 GLU B 4 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 GLN A 161 CG CD OE1 NE2 REMARK 470 GLN B 161 CG CD OE1 NE2 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 LEU A 30 CA - CB - CG ANGL. DEV. = 14.3 DEGREES REMARK 500 ASP B 199 CB - CG - OD1 ANGL. DEV. = 5.5 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 ALA A 10 -46.41 67.65 REMARK 500 LYS A 37 8.38 82.18 REMARK 500 GLN A 90 -71.22 -84.92 REMARK 500 ASP A 101 42.71 -105.53 REMARK 500 ASN A 177 -99.61 61.49 REMARK 500 ALA B 10 -43.92 65.65 REMARK 500 LYS B 37 5.09 84.08 REMARK 500 GLN B 90 -71.88 -84.82 REMARK 500 ASP B 101 44.38 -106.91 REMARK 500 ASN B 177 -95.78 60.66 REMARK 500 SER B 179 145.30 -170.04 REMARK 500 REMARK 500 REMARK: NULL REMARK 800 REMARK 800 SITE REMARK 800 SITE_IDENTIFIER: ASA REMARK 800 EVIDENCE_CODE: AUTHOR REMARK 800 SITE_DESCRIPTION: PUTATIVE ACTIVE SITE REGION IN MONOMER A REMARK 800 REMARK 800 SITE_IDENTIFIER: ASB REMARK 800 EVIDENCE_CODE: AUTHOR REMARK 800 SITE_DESCRIPTION: PUTATIVE ACTIVE SITE REGION IN MONOMER B REMARK 800 REMARK 800 SITE_IDENTIFIER: INT REMARK 800 EVIDENCE_CODE: AUTHOR REMARK 800 SITE_DESCRIPTION: RESIDUES IN THE PHYSIOLOGICAL DIMER INTERFACE DBREF 1SMN A 1 245 UNP P13717 NUCA_SERMA 22 266 DBREF 1SMN B 1 245 UNP P13717 NUCA_SERMA 22 266 SEQRES 1 A 245 ASP THR LEU GLU SER ILE ASP ASN CYS ALA VAL GLY CYS SEQRES 2 A 245 PRO THR GLY GLY SER SER ASN VAL SER ILE VAL ARG HIS SEQRES 3 A 245 ALA TYR THR LEU ASN ASN ASN SER THR THR LYS PHE ALA SEQRES 4 A 245 ASN TRP VAL ALA TYR HIS ILE THR LYS ASP THR PRO ALA SEQRES 5 A 245 SER GLY LYS THR ARG ASN TRP LYS THR ASP PRO ALA LEU SEQRES 6 A 245 ASN PRO ALA ASP THR LEU ALA PRO ALA ASP TYR THR GLY SEQRES 7 A 245 ALA ASN ALA ALA LEU LYS VAL ASP ARG GLY HIS GLN ALA SEQRES 8 A 245 PRO LEU ALA SER LEU ALA GLY VAL SER ASP TRP GLU SER SEQRES 9 A 245 LEU ASN TYR LEU SER ASN ILE THR PRO GLN LYS SER ASP SEQRES 10 A 245 LEU ASN GLN GLY ALA TRP ALA ARG LEU GLU ASP GLN GLU SEQRES 11 A 245 ARG LYS LEU ILE ASP ARG ALA ASP ILE SER SER VAL TYR SEQRES 12 A 245 THR VAL THR GLY PRO LEU TYR GLU ARG ASP MET GLY LYS SEQRES 13 A 245 LEU PRO GLY THR GLN LYS ALA HIS THR ILE PRO SER ALA SEQRES 14 A 245 TYR TRP LYS VAL ILE PHE ILE ASN ASN SER PRO ALA VAL SEQRES 15 A 245 ASN HIS TYR ALA ALA PHE LEU PHE ASP GLN ASN THR PRO SEQRES 16 A 245 LYS GLY ALA ASP PHE CYS GLN PHE ARG VAL THR VAL ASP SEQRES 17 A 245 GLU ILE GLU LYS ARG THR GLY LEU ILE ILE TRP ALA GLY SEQRES 18 A 245 LEU PRO ASP ASP VAL GLN ALA SER LEU LYS SER LYS PRO SEQRES 19 A 245 GLY VAL LEU PRO GLU LEU MET GLY CYS LYS ASN SEQRES 1 B 245 ASP THR LEU GLU SER ILE ASP ASN CYS ALA VAL GLY CYS SEQRES 2 B 245 PRO THR GLY GLY SER SER ASN VAL SER ILE VAL ARG HIS SEQRES 3 B 245 ALA TYR THR LEU ASN ASN ASN SER THR THR LYS PHE ALA SEQRES 4 B 245 ASN TRP VAL ALA TYR HIS ILE THR LYS ASP THR PRO ALA SEQRES 5 B 245 SER GLY LYS THR ARG ASN TRP LYS THR ASP PRO ALA LEU SEQRES 6 B 245 ASN PRO ALA ASP THR LEU ALA PRO ALA ASP TYR THR GLY SEQRES 7 B 245 ALA ASN ALA ALA LEU LYS VAL ASP ARG GLY HIS GLN ALA SEQRES 8 B 245 PRO LEU ALA SER LEU ALA GLY VAL SER ASP TRP GLU SER SEQRES 9 B 245 LEU ASN TYR LEU SER ASN ILE THR PRO GLN LYS SER ASP SEQRES 10 B 245 LEU ASN GLN GLY ALA TRP ALA ARG LEU GLU ASP GLN GLU SEQRES 11 B 245 ARG LYS LEU ILE ASP ARG ALA ASP ILE SER SER VAL TYR SEQRES 12 B 245 THR VAL THR GLY PRO LEU TYR GLU ARG ASP MET GLY LYS SEQRES 13 B 245 LEU PRO GLY THR GLN LYS ALA HIS THR ILE PRO SER ALA SEQRES 14 B 245 TYR TRP LYS VAL ILE PHE ILE ASN ASN SER PRO ALA VAL SEQRES 15 B 245 ASN HIS TYR ALA ALA PHE LEU PHE ASP GLN ASN THR PRO SEQRES 16 B 245 LYS GLY ALA ASP PHE CYS GLN PHE ARG VAL THR VAL ASP SEQRES 17 B 245 GLU ILE GLU LYS ARG THR GLY LEU ILE ILE TRP ALA GLY SEQRES 18 B 245 LEU PRO ASP ASP VAL GLN ALA SER LEU LYS SER LYS PRO SEQRES 19 B 245 GLY VAL LEU PRO GLU LEU MET GLY CYS LYS ASN FORMUL 3 HOH *224(H2 O) HELIX 1 1 ASP A 101 TYR A 107 5 7 HELIX 2 2 SER A 116 ARG A 136 1 21 HELIX 3 3 VAL A 207 GLY A 215 1 9 HELIX 4 4 ASP A 224 LYS A 231 1 8 HELIX 5 5 VAL A 236 MET A 241 5 6 HELIX 6 6 ASP B 101 TYR B 107 5 7 HELIX 7 7 SER B 116 ARG B 136 1 21 HELIX 8 8 VAL B 207 GLY B 215 1 9 HELIX 9 9 ASP B 224 LYS B 231 1 8 HELIX 10 10 VAL B 236 MET B 241 5 6 SHEET 1 A 6 SER A 22 ARG A 25 0 SHEET 2 A 6 TYR A 28 ASN A 33 -1 O TYR A 28 N ARG A 25 SHEET 3 A 6 PHE A 38 THR A 47 -1 O ASN A 40 N ASN A 31 SHEET 4 A 6 SER A 140 LEU A 149 -1 O VAL A 142 N ILE A 46 SHEET 5 A 6 SER A 168 ASN A 177 -1 O ALA A 169 N LEU A 149 SHEET 6 A 6 HIS A 184 GLN A 192 -1 O ALA A 186 N ILE A 174 SHEET 1 B 2 PRO A 14 GLY A 16 0 SHEET 2 B 2 LEU A 216 ILE A 218 -1 O LEU A 216 N THR A 15 SHEET 1 C 6 SER B 22 ARG B 25 0 SHEET 2 C 6 TYR B 28 ASN B 33 -1 O TYR B 28 N ARG B 25 SHEET 3 C 6 PHE B 38 THR B 47 -1 O ASN B 40 N ASN B 31 SHEET 4 C 6 SER B 140 LEU B 149 -1 O VAL B 142 N ILE B 46 SHEET 5 C 6 SER B 168 ASN B 177 -1 O ALA B 169 N LEU B 149 SHEET 6 C 6 HIS B 184 GLN B 192 -1 O ALA B 186 N ILE B 174 SHEET 1 D 2 PRO B 14 GLY B 16 0 SHEET 2 D 2 LEU B 216 ILE B 218 -1 O LEU B 216 N THR B 15 SSBOND 1 CYS A 9 CYS A 13 1555 1555 2.04 SSBOND 2 CYS A 201 CYS A 243 1555 1555 2.02 SSBOND 3 CYS B 9 CYS B 13 1555 1555 2.04 SSBOND 4 CYS B 201 CYS B 243 1555 1555 2.03 SITE 1 ASA 2 HIS A 89 GLU A 127 SITE 1 ASB 2 HIS B 89 GLU B 127 SITE 1 INT 37 ARG A 136 ASP A 138 ASN A 178 PRO A 180 SITE 2 INT 37 ALA A 181 VAL A 182 ASN A 183 HIS A 184 SITE 3 INT 37 ASP A 225 SER A 229 LYS A 233 VAL A 236 SITE 4 INT 37 GLU A 239 LEU A 240 ASN A 245 ARG B 136 SITE 5 INT 37 ASP B 138 ASN B 178 PRO B 180 ALA B 181 SITE 6 INT 37 VAL B 182 ASN B 183 HIS B 184 ASP B 225 SITE 7 INT 37 SER B 229 LYS B 233 VAL B 236 GLU B 239 SITE 8 INT 37 LEU B 240 ASN B 245 HOH B 248 HOH A 248 SITE 9 INT 37 HOH B 260 HOH B 294 HOH B 296 HOH A 309 SITE 10 INT 37 HOH A 311 CRYST1 106.700 74.500 68.900 90.00 90.00 90.00 P 21 21 2 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 0.009372 0.000000 0.000000 0.00000 SCALE2 0.000000 0.013423 0.000000 0.00000 SCALE3 0.000000 0.000000 0.014514 0.00000 MTRIX1 1 -0.999890 -0.014803 -0.001089 -1.18090 1 MTRIX2 1 -0.014812 0.999846 0.009425 -0.49600 1 MTRIX3 1 -0.000949 0.009440 -0.999955 103.20240 1