PDB Short entry for 1ALQ HEADER HYDROLASE 02-JUN-97 1ALQ TITLE CIRCULARLY PERMUTED BETA-LACTAMASE FROM STAPHYLOCOCCUS AUREUS PC1 COMPND MOL_ID: 1; COMPND 2 MOLECULE: CP254 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; SOURCE 4 CELL_LINE: 293; SOURCE 5 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 6 EXPRESSION_SYSTEM_TAXID: 562; SOURCE 7 EXPRESSION_SYSTEM_STRAIN: TG1; SOURCE 8 EXPRESSION_SYSTEM_VECTOR_TYPE: BACTERIAL KEYWDS HYDROLASE, CIRCULAR PERMUTED, ANTIBIOTIC RESISTANCE EXPDTA X-RAY DIFFRACTION AUTHOR U.PIEPER,O.HERZBERG REVDAT 3 02-AUG-23 1ALQ 1 REMARK REVDAT 2 24-FEB-09 1ALQ 1 VERSN REVDAT 1 26-SEP-97 1ALQ 0 JRNL AUTH U.PIEPER,K.HAYAKAWA,Z.LI,O.HERZBERG JRNL TITL CIRCULARLY PERMUTED BETA-LACTAMASE FROM STAPHYLOCOCCUS JRNL TITL 2 AUREUS PC1. JRNL REF BIOCHEMISTRY V. 36 8767 1997 JRNL REFN ISSN 0006-2960 JRNL PMID 9220963 JRNL DOI 10.1021/BI9705117 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 A RESOLUTION 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 A RESOLUTION REMARK 1 REF SCIENCE V. 236 694 1987 REMARK 1 REFN ISSN 0036-8075 REMARK 2 REMARK 2 RESOLUTION. 1.80 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : SHELXL-97 REMARK 3 AUTHORS : G.M.SHELDRICK REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 1.80 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 30.00 REMARK 3 DATA CUTOFF (SIGMA(F)) : 0.000 REMARK 3 COMPLETENESS FOR RANGE (%) : 88.8 REMARK 3 CROSS-VALIDATION METHOD : FREE R-VALUE REMARK 3 FREE R VALUE TEST SET SELECTION : EVERY 10TH REFLECTION REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT (NO CUTOFF). REMARK 3 R VALUE (WORKING + TEST SET, NO CUTOFF) : 0.196 REMARK 3 R VALUE (WORKING SET, NO CUTOFF) : 0.191 REMARK 3 FREE R VALUE (NO CUTOFF) : 0.256 REMARK 3 FREE R VALUE TEST SET SIZE (%, NO CUTOFF) : 10.000 REMARK 3 FREE R VALUE TEST SET COUNT (NO CUTOFF) : 2981 REMARK 3 TOTAL NUMBER OF REFLECTIONS (NO CUTOFF) : 29777 REMARK 3 REMARK 3 FIT/AGREEMENT OF MODEL FOR DATA WITH F>4SIG(F). REMARK 3 R VALUE (WORKING + TEST SET, F>4SIG(F)) : 0.158 REMARK 3 R VALUE (WORKING SET, F>4SIG(F)) : 0.154 REMARK 3 FREE R VALUE (F>4SIG(F)) : 0.215 REMARK 3 FREE R VALUE TEST SET SIZE (%, F>4SIG(F)) : 10.100 REMARK 3 FREE R VALUE TEST SET COUNT (F>4SIG(F)) : 2154 REMARK 3 TOTAL NUMBER OF REFLECTIONS (F>4SIG(F)) : 21280 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 2033 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 9 REMARK 3 SOLVENT ATOMS : 212 REMARK 3 REMARK 3 MODEL REFINEMENT. REMARK 3 OCCUPANCY SUM OF NON-HYDROGEN ATOMS : 2203.5 REMARK 3 OCCUPANCY SUM OF HYDROGEN ATOMS : 2122.0 REMARK 3 NUMBER OF DISCRETELY DISORDERED RESIDUES : 0 REMARK 3 NUMBER OF LEAST-SQUARES PARAMETERS : 9029 REMARK 3 NUMBER OF RESTRAINTS : 8373 REMARK 3 REMARK 3 RMS DEVIATIONS FROM RESTRAINT TARGET VALUES. REMARK 3 BOND LENGTHS (A) : 0.020 REMARK 3 ANGLE DISTANCES (A) : 0.040 REMARK 3 SIMILAR DISTANCES (NO TARGET VALUES) (A) : NULL REMARK 3 DISTANCES FROM RESTRAINT PLANES (A) : 0.034 REMARK 3 ZERO CHIRAL VOLUMES (A**3) : 0.102 REMARK 3 NON-ZERO CHIRAL VOLUMES (A**3) : 0.109 REMARK 3 ANTI-BUMPING DISTANCE RESTRAINTS (A) : 0.118 REMARK 3 RIGID-BOND ADP COMPONENTS (A**2) : NULL REMARK 3 SIMILAR ADP COMPONENTS (A**2) : 0.082 REMARK 3 APPROXIMATELY ISOTROPIC ADPS (A**2) : NULL REMARK 3 REMARK 3 BULK SOLVENT MODELING. REMARK 3 METHOD USED: MOEWS & KRETSINGER REMARK 3 REMARK 3 STEREOCHEMISTRY TARGET VALUES : ENGH & HUBER REMARK 3 SPECIAL CASE: NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: INITIAL POSITIONAL AND B-FACTOR REMARK 3 REFINEMENT WAS CARRIED OUT WITH X-PLOR (BRUNGER, 1992) FOR DATA REMARK 3 IN THE RESOLUTION RANGE 7.0 - 1.9 ANGSTROMS. AT R-VALUES OF R= REMARK 3 0.189 AND RFREE=0.241 FOR I>I/SIGMA(I) THE REFINEMENT WAS REMARK 3 CONTINUED WITH THE PROGRAM SHELXL. REMARK 4 REMARK 4 1ALQ 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_1000170973. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : OCT-96 REMARK 200 TEMPERATURE (KELVIN) : 300 REMARK 200 PH : 8.0 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 : RIGAKU RUH2R REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 1.5418 REMARK 200 MONOCHROMATOR : GRAPHITE(002) REMARK 200 OPTICS : COLLIMATOR REMARK 200 REMARK 200 DETECTOR TYPE : AREA DETECTOR REMARK 200 DETECTOR MANUFACTURER : SIEMENS REMARK 200 INTENSITY-INTEGRATION SOFTWARE : XENGEN V. 3.0 REMARK 200 DATA SCALING SOFTWARE : XENGEN V. 3.0 REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 29813 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.800 REMARK 200 RESOLUTION RANGE LOW (A) : 30.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : 0.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 89.0 REMARK 200 DATA REDUNDANCY : 4.900 REMARK 200 R MERGE (I) : 0.07900 REMARK 200 R SYM (I) : NULL REMARK 200 <I/SIGMA(I)> FOR THE DATA SET : 20.4000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.80 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 1.91 REMARK 200 COMPLETENESS FOR SHELL (%) : 66.0 REMARK 200 DATA REDUNDANCY IN SHELL : 2.20 REMARK 200 R MERGE FOR SHELL (I) : 0.40800 REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 <I/SIGMA(I)> FOR SHELL : 1.800 REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: NULL REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: DIFFERENCE FOURIER REMARK 200 SOFTWARE USED: SHELXL-97, X-PLOR REMARK 200 STARTING MODEL: PDB ENTRY 3BLM REMARK 200 REMARK 200 REMARK: RESIDUES 31 - 34, 252 - 256, 288 - 290 AND THE SOLVENT REMARK 200 WERE EXCLUDED FROM THE STARTING MODEL. REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 57.00 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.96 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: PROTEIN WAS CRYSTALLIZED FROM 70% REMARK 280 SATURATED AMMONIUM SULFATE SOLUTION, 0.3M KCL, 100MM NAHCO3 AT REMARK 280 PH8.0, 0.5% V/V PEG600 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 26.95000 REMARK 290 SMTRY2 5 0.000000 1.000000 0.000000 47.10000 REMARK 290 SMTRY3 5 0.000000 0.000000 1.000000 69.15000 REMARK 290 SMTRY1 6 -1.000000 0.000000 0.000000 26.95000 REMARK 290 SMTRY2 6 0.000000 -1.000000 0.000000 47.10000 REMARK 290 SMTRY3 6 0.000000 0.000000 1.000000 69.15000 REMARK 290 SMTRY1 7 -1.000000 0.000000 0.000000 26.95000 REMARK 290 SMTRY2 7 0.000000 1.000000 0.000000 47.10000 REMARK 290 SMTRY3 7 0.000000 0.000000 -1.000000 69.15000 REMARK 290 SMTRY1 8 1.000000 0.000000 0.000000 26.95000 REMARK 290 SMTRY2 8 0.000000 -1.000000 0.000000 47.10000 REMARK 290 SMTRY3 8 0.000000 0.000000 -1.000000 69.15000 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 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 329 LIES ON A SPECIAL POSITION. REMARK 375 HOH A 386 LIES ON A SPECIAL POSITION. REMARK 375 HOH A 388 LIES ON A SPECIAL POSITION. 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 253A REMARK 465 GLY A 254 REMARK 465 GLN A 255 REMARK 465 GLY A 293 REMARK 465 SER A 294 REMARK 465 LYS A 295 REMARK 465 ASN A 296 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 LYS A 227 CD CE NZ 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 ASP A 272 CB - CG - OD2 ANGL. DEV. = 7.8 DEGREES REMARK 500 ALA A 298 C - N - CA ANGL. DEV. = 15.6 DEGREES REMARK 500 ARG A 65 CD - NE - CZ ANGL. DEV. = 12.0 DEGREES REMARK 500 ARG A 65 NE - CZ - NH2 ANGL. DEV. = 4.4 DEGREES REMARK 500 GLU A 82 OE1 - CD - OE2 ANGL. DEV. = 7.5 DEGREES REMARK 500 ASP A 101 CB - CG - OD1 ANGL. DEV. = -7.5 DEGREES REMARK 500 TYR A 105 CB - CG - CD2 ANGL. DEV. = 4.1 DEGREES REMARK 500 TYR A 129 CB - CG - CD1 ANGL. DEV. = -4.5 DEGREES REMARK 500 GLU A 141 OE1 - CD - OE2 ANGL. DEV. = 11.7 DEGREES REMARK 500 LYS A 146 C - N - CA ANGL. DEV. = 18.3 DEGREES REMARK 500 ARG A 151 NE - CZ - NH1 ANGL. DEV. = 5.3 DEGREES REMARK 500 ARG A 151 NE - CZ - NH2 ANGL. DEV. = -6.2 DEGREES REMARK 500 ARG A 164 NE - CZ - NH2 ANGL. DEV. = 3.8 DEGREES REMARK 500 TYR A 171 CB - CG - CD2 ANGL. DEV. = -5.7 DEGREES REMARK 500 GLU A 202 OE1 - CD - OE2 ANGL. DEV. = -10.0 DEGREES REMARK 500 LYS A 227 C - N - CA ANGL. DEV. = 26.7 DEGREES REMARK 500 LYS A 227 N - CA - CB ANGL. DEV. = -11.6 DEGREES REMARK 500 ASP A 228 C - N - CA ANGL. DEV. = 27.4 DEGREES REMARK 500 TYR A 229 CG - CD2 - CE2 ANGL. DEV. = -5.5 DEGREES REMARK 500 TYR A 229 CZ - CE2 - CD2 ANGL. DEV. = 5.7 DEGREES REMARK 500 ARG A 244 NE - CZ - NH1 ANGL. DEV. = 6.5 DEGREES REMARK 500 ARG A 244 NE - CZ - NH2 ANGL. DEV. = -5.4 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 69 -140.38 51.51 REMARK 500 TYR A 105 69.60 63.80 REMARK 500 VAL A 163 -43.51 -131.79 REMARK 500 LEU A 220 -124.27 -107.71 REMARK 500 LYS A 227 -45.41 -24.39 REMARK 500 REMARK 500 REMARK: NULL REMARK 800 REMARK 800 SITE REMARK 800 SITE_IDENTIFIER: AC1 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE SO4 A 301 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE CO3 A 302 DBREF 1ALQ A 31 253 UNP P00807 BLAC_STAAU 25 244 SEQRES 1 A 266 MET GLY GLN SER GLU PRO ILE VAL LEU VAL ILE PHE THR SEQRES 2 A 266 ASN LYS ASP ASN LYS SER ASP LYS PRO ASN ASP LYS LEU SEQRES 3 A 266 ILE SER GLU THR ALA LYS SER VAL MET LYS GLU PHE ALA SEQRES 4 A 266 ALA GLY SER LYS ASN ALA ALA LYS GLU LEU ASN ASP LEU SEQRES 5 A 266 GLU LYS LYS TYR ASN ALA HIS ILE GLY VAL TYR ALA LEU SEQRES 6 A 266 ASP THR LYS SER GLY LYS GLU VAL LYS PHE ASN SER ASP SEQRES 7 A 266 LYS ARG PHE ALA TYR ALA SER THR SER LYS ALA ILE ASN SEQRES 8 A 266 SER ALA ILE LEU LEU GLU GLN VAL PRO TYR ASN LYS LEU SEQRES 9 A 266 ASN LYS LYS VAL HIS ILE ASN LYS ASP ASP ILE VAL ALA SEQRES 10 A 266 TYR SER PRO ILE LEU GLU LYS TYR VAL GLY LYS ASP ILE SEQRES 11 A 266 THR LEU LYS ALA LEU ILE GLU ALA SER MET THR TYR SER SEQRES 12 A 266 ASP ASN THR ALA ASN ASN LYS ILE ILE LYS GLU ILE GLY SEQRES 13 A 266 GLY ILE LYS LYS VAL LYS GLN ARG LEU LYS GLU LEU GLY SEQRES 14 A 266 ASP LYS VAL THR ASN PRO VAL ARG TYR GLU ILE GLU LEU SEQRES 15 A 266 ASN TYR TYR SER PRO LYS SER LYS LYS ASP THR SER THR SEQRES 16 A 266 PRO ALA ALA PHE GLY LYS THR LEU ASN LYS LEU ILE ALA SEQRES 17 A 266 ASN GLY LYS LEU SER LYS GLU ASN LYS LYS PHE LEU LEU SEQRES 18 A 266 ASP LEU MET LEU ASN ASN LYS SER GLY ASP THR LEU ILE SEQRES 19 A 266 LYS ASP GLY VAL PRO LYS ASP TYR LYS VAL ALA ASP LYS SEQRES 20 A 266 SER GLY GLN ALA ILE THR TYR ALA SER ARG ASN ASP VAL SEQRES 21 A 266 ALA PHE VAL TYR PRO LYS HET SO4 A 301 5 HET CO3 A 302 4 HETNAM SO4 SULFATE ION HETNAM CO3 CARBONATE ION FORMUL 2 SO4 O4 S 2- FORMUL 3 CO3 C O3 2- FORMUL 4 HOH *212(H2 O) HELIX 1 1 ASP A 276 PHE A 290 5 15 HELIX 2 2 LEU A 33 TYR A 40 1 8 HELIX 3 3 ALA A 69 GLU A 82 5 14 HELIX 4 4 TYR A 88 LYS A 90 5 3 HELIX 5 5 LYS A 99 ASP A 101 5 3 HELIX 6 6 LEU A 109 TYR A 112 5 4 HELIX 7 7 LEU A 119 THR A 128 1 10 HELIX 8 8 ASN A 132 ILE A 142 1 11 HELIX 9 9 ILE A 145 LEU A 155 1 11 HELIX 10 10 GLU A 168 ASN A 170 5 3 HELIX 11 11 PRO A 183 LEU A 193 1 11 HELIX 12 12 LYS A 201 LEU A 212 1 12 HELIX 13 13 LYS A 215 GLY A 217 5 3 HELIX 14 14 ILE A 221 GLY A 224 1 4 SHEET 1 A 5 LYS A 230 GLN A 237 0 SHEET 2 A 5 ARG A 244 TYR A 251 -1 N TYR A 251 O LYS A 230 SHEET 3 A 5 ILE A 259 ASN A 266 -1 N THR A 265 O ARG A 244 SHEET 4 A 5 HIS A 43 ASP A 50 -1 N LEU A 49 O VAL A 260 SHEET 5 A 5 GLU A 56 PHE A 60 -1 N PHE A 60 O VAL A 46 SHEET 1 B 2 ARG A 65 ALA A 67 0 SHEET 2 B 2 THR A 180 THR A 182 -1 N SER A 181 O PHE A 66 SHEET 1 C 2 LYS A 94 ILE A 97 0 SHEET 2 C 2 LYS A 115 THR A 118 -1 N ILE A 117 O VAL A 95 CISPEP 1 GLU A 166 ILE A 167 0 -1.40 SITE 1 AC1 4 SER A 173 PRO A 174 TYR A 241 LYS A 270 SITE 1 AC2 3 SER A 176 LYS A 177 HOH A 410 CRYST1 53.900 94.200 138.300 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 0.018553 0.000000 0.000000 0.00000 SCALE2 0.000000 0.010616 0.000000 0.00000 SCALE3 0.000000 0.000000 0.007231 0.00000