HEADER HYDROLASE(ACTING ON CYCLIC AMIDES) 23-SEP-93 1BLP TITLE STRUCTURAL BASIS FOR THE INACTIVATION OF THE P54 MUTANT OF BETA- TITLE 2 LACTAMASE FROM STAPHYLOCOCCUS AUREUS PC1 COMPND MOL_ID: 1; COMPND 2 MOLECULE: BETA-LACTAMASE; COMPND 3 CHAIN: A; COMPND 4 EC: 3.5.2.6; COMPND 5 ENGINEERED: YES; COMPND 6 MUTATION: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: STAPHYLOCOCCUS AUREUS; SOURCE 3 ORGANISM_TAXID: 1280 KEYWDS HYDROLASE(ACTING ON CYCLIC AMIDES) EXPDTA X-RAY DIFFRACTION AUTHOR O.HERZBERG REVDAT 4 07-FEB-24 1BLP 1 SEQADV REVDAT 3 23-NOV-11 1BLP 1 SEQADV VERSN REVDAT 2 24-FEB-09 1BLP 1 VERSN REVDAT 1 30-APR-94 1BLP 0 JRNL AUTH O.HERZBERG,G.KAPADIA,B.BLANCO,T.S.SMITH,A.COULSON JRNL TITL STRUCTURAL BASIS FOR THE INACTIVATION OF THE P54 MUTANT OF JRNL TITL 2 BETA-LACTAMASE FROM STAPHYLOCOCCUS AUREUS PC1. JRNL REF BIOCHEMISTRY V. 30 9503 1991 JRNL REFN ISSN 0006-2960 JRNL PMID 1892849 JRNL DOI 10.1021/BI00103A017 REMARK 1 REMARK 1 REFERENCE 1 REMARK 1 AUTH O.HERZBERG REMARK 1 TITL REFINED CRYSTAL STRUCTURE OF BETA-LACTAMASE FROM REMARK 1 TITL 2 STAPHYLOCOCCUS AUREUS PC1 AT 2.0 REMARK 1 REF J.MOL.BIOL. V. 217 701 1991 REMARK 1 REFN ISSN 0022-2836 REMARK 1 REFERENCE 2 REMARK 1 AUTH O.HERZBERG,J.MOULT REMARK 1 TITL BACTERIAL RESISTANCE TO BETA-LACTAM ANTIBIOTICS. CRYSTAL REMARK 1 TITL 2 STRUCTURE OF BETA-LACTAMASE FROM STAPHYLOCOCCUS AUREUS PC1 REMARK 1 TITL 3 AT 2.5 ANGSTROMS RESOLUTION REMARK 1 REF SCIENCE V. 236 694 1987 REMARK 1 REFN ISSN 0036-8075 REMARK 1 REFERENCE 3 REMARK 1 AUTH J.MOULT,L.SAWYER,O.HERZBERG,C.L.JONES,A.F.W.COULSON, REMARK 1 AUTH 2 D.W.GREEN,M.M.HARDING,R.P.AMBLER REMARK 1 TITL THE CRYSTAL STRUCTURE OF BETA-LACTAMASE FROM STAPHYLOCOCCUS REMARK 1 TITL 2 AUREUS AT 0.5NM RESOLUTION REMARK 1 REF BIOCHEM.J. V. 225 167 1985 REMARK 1 REFN ISSN 0264-6021 REMARK 2 REMARK 2 RESOLUTION. 2.30 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : PROLSQ REMARK 3 AUTHORS : KONNERT,HENDRICKSON REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 2.30 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 6.00 REMARK 3 DATA CUTOFF (SIGMA(F)) : 2.000 REMARK 3 COMPLETENESS FOR RANGE (%) : NULL REMARK 3 NUMBER OF REFLECTIONS : 122189 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 + TEST SET) : 0.181 REMARK 3 R VALUE (WORKING SET) : NULL 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 REMARK 3 FIT/AGREEMENT OF MODEL WITH ALL DATA. REMARK 3 R VALUE (WORKING + TEST SET, NO CUTOFF) : NULL REMARK 3 R VALUE (WORKING SET, NO CUTOFF) : NULL REMARK 3 FREE R VALUE (NO CUTOFF) : NULL REMARK 3 FREE R VALUE TEST SET SIZE (%, NO CUTOFF) : NULL REMARK 3 FREE R VALUE TEST SET COUNT (NO CUTOFF) : NULL REMARK 3 TOTAL NUMBER OF REFLECTIONS (NO CUTOFF) : NULL REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 1982 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 0 REMARK 3 SOLVENT ATOMS : 126 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 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 RMS DEVIATIONS FROM IDEAL VALUES. REMARK 3 DISTANCE RESTRAINTS. RMS SIGMA REMARK 3 BOND LENGTH (A) : 0.023 ; 0.025 REMARK 3 ANGLE DISTANCE (A) : 0.042 ; 0.036 REMARK 3 INTRAPLANAR 1-4 DISTANCE (A) : 0.040 ; 0.040 REMARK 3 H-BOND OR METAL COORDINATION (A) : NULL ; NULL REMARK 3 REMARK 3 PLANE RESTRAINT (A) : 0.024 ; 0.030 REMARK 3 CHIRAL-CENTER RESTRAINT (A**3) : 0.226 ; 0.200 REMARK 3 REMARK 3 NON-BONDED CONTACT RESTRAINTS. REMARK 3 SINGLE TORSION (A) : 0.238 ; 0.400 REMARK 3 MULTIPLE TORSION (A) : 0.212 ; 0.400 REMARK 3 H-BOND (X...Y) (A) : NULL ; NULL REMARK 3 H-BOND (X-H...Y) (A) : 0.260 ; 0.400 REMARK 3 REMARK 3 CONFORMATIONAL TORSION ANGLE RESTRAINTS. REMARK 3 SPECIFIED (DEGREES) : NULL ; NULL REMARK 3 PLANAR (DEGREES) : 3.900 ; 5.000 REMARK 3 STAGGERED (DEGREES) : 24.400; 120.00 REMARK 3 TRANSVERSE (DEGREES) : NULL ; NULL REMARK 3 REMARK 3 ISOTROPIC THERMAL FACTOR RESTRAINTS. RMS SIGMA REMARK 3 MAIN-CHAIN BOND (A**2) : 0.098 ; 0.112 REMARK 3 MAIN-CHAIN ANGLE (A**2) : 0.131 ; 0.138 REMARK 3 SIDE-CHAIN BOND (A**2) : 0.126 ; 0.138 REMARK 3 SIDE-CHAIN ANGLE (A**2) : 0.159 ; 0.159 REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 1BLP 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_1000171894. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : NULL REMARK 200 TEMPERATURE (KELVIN) : NULL REMARK 200 PH : NULL REMARK 200 NUMBER OF CRYSTALS USED : NULL REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : NULL REMARK 200 RADIATION SOURCE : NULL REMARK 200 BEAMLINE : NULL REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : NULL REMARK 200 WAVELENGTH OR RANGE (A) : NULL REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : NULL REMARK 200 DETECTOR MANUFACTURER : NULL REMARK 200 INTENSITY-INTEGRATION SOFTWARE : NULL REMARK 200 DATA SCALING SOFTWARE : NULL 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)) : NULL REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : NULL 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 REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: NULL REMARK 200 SOFTWARE USED: NULL REMARK 200 STARTING MODEL: NULL REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 60.91 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 3.15 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: NULL REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: I 2 2 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,Y,-Z REMARK 290 4555 X,-Y,-Z REMARK 290 5555 X+1/2,Y+1/2,Z+1/2 REMARK 290 6555 -X+1/2,-Y+1/2,Z+1/2 REMARK 290 7555 -X+1/2,Y+1/2,-Z+1/2 REMARK 290 8555 X+1/2,-Y+1/2,-Z+1/2 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 0.00000 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 0.00000 REMARK 290 SMTRY3 3 0.000000 0.000000 -1.000000 0.00000 REMARK 290 SMTRY1 4 1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 4 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 4 0.000000 0.000000 -1.000000 0.00000 REMARK 290 SMTRY1 5 1.000000 0.000000 0.000000 27.45000 REMARK 290 SMTRY2 5 0.000000 1.000000 0.000000 48.00000 REMARK 290 SMTRY3 5 0.000000 0.000000 1.000000 68.90000 REMARK 290 SMTRY1 6 -1.000000 0.000000 0.000000 27.45000 REMARK 290 SMTRY2 6 0.000000 -1.000000 0.000000 48.00000 REMARK 290 SMTRY3 6 0.000000 0.000000 1.000000 68.90000 REMARK 290 SMTRY1 7 -1.000000 0.000000 0.000000 27.45000 REMARK 290 SMTRY2 7 0.000000 1.000000 0.000000 48.00000 REMARK 290 SMTRY3 7 0.000000 0.000000 -1.000000 68.90000 REMARK 290 SMTRY1 8 1.000000 0.000000 0.000000 27.45000 REMARK 290 SMTRY2 8 0.000000 -1.000000 0.000000 48.00000 REMARK 290 SMTRY3 8 0.000000 0.000000 -1.000000 68.90000 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: MONOMERIC REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: MONOMERIC REMARK 350 SOFTWARE USED: PISA REMARK 350 APPLY THE FOLLOWING TO CHAINS: A 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 400 REMARK 400 COMPOUND REMARK 400 THE ACTIVE SITE SERINE IS SER 70. THERE IS AN OXYANION REMARK 400 HOLE FORMED BY THE MAIN CHAIN NITROGEN ATOMS OF SER 70 AND REMARK 400 GLN 237, IN A SIMILAR MANNER TO THE SERINE PROTEASE REMARK 400 STRUCTURES. 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 TYR A 165 REMARK 465 GLU A 166 REMARK 465 ILE A 167 REMARK 465 GLU A 168 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 ARG A 164 CG CD NE CZ NH1 NH2 REMARK 470 ASN A 170 CG OD1 ND2 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 HOH A 294 O HOH A 318 2.07 REMARK 500 OE2 GLU A 82 O HOH A 293 2.16 REMARK 500 OG1 THR A 219 O HOH A 397 2.19 REMARK 500 REMARK 500 REMARK: NULL 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 SER A 126 CA SER A 126 CB 0.109 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 GLU A 37 CG - CD - OE2 ANGL. DEV. = 14.3 DEGREES REMARK 500 TYR A 40 CB - CG - CD2 ANGL. DEV. = -4.5 DEGREES REMARK 500 ARG A 65 NE - CZ - NH2 ANGL. DEV. = 3.6 DEGREES REMARK 500 TYR A 68 CB - CG - CD1 ANGL. DEV. = -4.7 DEGREES REMARK 500 ASN A 98 N - CA - CB ANGL. DEV. = 11.0 DEGREES REMARK 500 ASP A 100 CB - CG - OD1 ANGL. DEV. = 5.7 DEGREES REMARK 500 TYR A 105 N - CA - CB ANGL. DEV. = 11.6 DEGREES REMARK 500 ALA A 134 N - CA - CB ANGL. DEV. = 8.5 DEGREES REMARK 500 LYS A 137 N - CA - CB ANGL. DEV. = 10.9 DEGREES REMARK 500 ARG A 151 NE - CZ - NH2 ANGL. DEV. = 4.3 DEGREES REMARK 500 GLU A 154 OE1 - CD - OE2 ANGL. DEV. = 8.3 DEGREES REMARK 500 LYS A 158 CA - CB - CG ANGL. DEV. = 15.1 DEGREES REMARK 500 LYS A 177 N - CA - CB ANGL. DEV. = 18.0 DEGREES REMARK 500 LYS A 177 CA - CB - CG ANGL. DEV. = 13.4 DEGREES REMARK 500 LYS A 234 N - CA - CB ANGL. DEV. = 13.0 DEGREES REMARK 500 ALA A 238 CB - CA - C ANGL. DEV. = 9.8 DEGREES REMARK 500 ARG A 244 NE - CZ - NH1 ANGL. DEV. = 3.6 DEGREES REMARK 500 GLU A 257 CG - CD - OE1 ANGL. DEV. = 12.0 DEGREES REMARK 500 LEU A 261 CB - CA - C ANGL. DEV. = 14.2 DEGREES REMARK 500 ASP A 268 CB - CG - OD1 ANGL. DEV. = 5.6 DEGREES REMARK 500 PHE A 290 CB - CA - C ANGL. DEV. = 12.2 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 PHE A 60 111.65 -162.80 REMARK 500 ALA A 69 -111.76 58.01 REMARK 500 ALA A 104 154.43 -47.80 REMARK 500 LEU A 220 -127.23 -99.88 REMARK 500 GLN A 255 119.77 -164.68 REMARK 500 REMARK 500 REMARK: NULL DBREF 1BLP A 31 290 UNP P00807 BLAC_STAAU 25 281 SEQADV 1BLP ASN A 179 UNP P00807 ASP 170 ENGINEERED MUTATION SEQRES 1 A 257 LYS GLU LEU ASN ASP LEU GLU LYS LYS TYR ASN ALA HIS SEQRES 2 A 257 ILE GLY VAL TYR ALA LEU ASP THR LYS SER GLY LYS GLU SEQRES 3 A 257 VAL LYS PHE ASN SER ASP LYS ARG PHE ALA TYR ALA SER SEQRES 4 A 257 THR SER LYS ALA ILE ASN SER ALA ILE LEU LEU GLU GLN SEQRES 5 A 257 VAL PRO TYR ASN LYS LEU ASN LYS LYS VAL HIS ILE ASN SEQRES 6 A 257 LYS ASP ASP ILE VAL ALA TYR SER PRO ILE LEU GLU LYS SEQRES 7 A 257 TYR VAL GLY LYS ASP ILE THR LEU LYS ALA LEU ILE GLU SEQRES 8 A 257 ALA SER MET THR TYR SER ASP ASN THR ALA ASN ASN LYS SEQRES 9 A 257 ILE ILE LYS GLU ILE GLY GLY ILE LYS LYS VAL LYS GLN SEQRES 10 A 257 ARG LEU LYS GLU LEU GLY ASP LYS VAL THR ASN PRO VAL SEQRES 11 A 257 ARG TYR GLU ILE GLU LEU ASN TYR TYR SER PRO LYS SER SEQRES 12 A 257 LYS LYS ASN THR SER THR PRO ALA ALA PHE GLY LYS THR SEQRES 13 A 257 LEU ASN LYS LEU ILE ALA ASN GLY LYS LEU SER LYS GLU SEQRES 14 A 257 ASN LYS LYS PHE LEU LEU ASP LEU MET LEU ASN ASN LYS SEQRES 15 A 257 SER GLY ASP THR LEU ILE LYS ASP GLY VAL PRO LYS ASP SEQRES 16 A 257 TYR LYS VAL ALA ASP LYS SER GLY GLN ALA ILE THR TYR SEQRES 17 A 257 ALA SER ARG ASN ASP VAL ALA PHE VAL TYR PRO LYS GLY SEQRES 18 A 257 GLN SER GLU PRO ILE VAL LEU VAL ILE PHE THR ASN LYS SEQRES 19 A 257 ASP ASN LYS SER ASP LYS PRO ASN ASP LYS LEU ILE SER SEQRES 20 A 257 GLU THR ALA LYS SER VAL MET LYS GLU PHE FORMUL 2 HOH *126(H2 O) HELIX 1 H1 LEU A 33 TYR A 40 1 8 HELIX 2 H2 ALA A 69 LEU A 81 1 13 HELIX 3 H3 TYR A 88 LYS A 90 5 3 HELIX 4 H4 LYS A 99 ASP A 101 5 3 HELIX 5 H5 LEU A 109 TYR A 112 1 4 HELIX 6 H6 LEU A 119 TYR A 129 1 11 HELIX 7 H7 ASN A 132 ILE A 142 1 11 HELIX 8 H8 ILE A 145 GLU A 154 1 10 HELIX 9 H10 PRO A 183 LEU A 193 1 11 HELIX 10 H11 LYS A 201 ASN A 213 1 13 HELIX 11 H12 LYS A 215 GLY A 217 5 3 HELIX 12 H13 ILE A 221 GLY A 224 1 4 HELIX 13 H14 LYS A 277 MET A 287 1 11 SHEET 1 S1 5 GLU A 56 PHE A 60 0 SHEET 2 S1 5 HIS A 43 ASP A 50 -1 SHEET 3 S1 5 ILE A 259 ASN A 266 -1 SHEET 4 S1 5 ARG A 244 TYR A 251 -1 SHEET 5 S1 5 LYS A 230 GLN A 237 -1 SHEET 1 S2 2 PHE A 66 ALA A 67 0 SHEET 2 S2 2 THR A 180 SER A 181 -1 SHEET 1 S3 2 LYS A 94 HIS A 96 0 SHEET 2 S3 2 ASP A 116 THR A 118 -1 CRYST1 54.900 96.000 137.800 90.00 90.00 90.00 I 2 2 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 0.018215 0.000000 0.000000 0.00000 SCALE2 0.000000 0.010417 0.000000 0.00000 SCALE3 0.000000 0.000000 0.007257 0.00000