HEADER TRANSFERASE 09-MAR-00 1EKX TITLE THE ISOLATED, UNREGULATED CATALYTIC TRIMER OF ASPARTATE TITLE 2 TRANSCARBAMOYLASE COMPLEXED WITH BISUBSTRATE ANALOG PALA (N- TITLE 3 (PHOSPHONACETYL)-L-ASPARTATE) COMPND MOL_ID: 1; COMPND 2 MOLECULE: ASPARTATE TRANSCARBAMOYLASE; COMPND 3 CHAIN: A, B, C; COMPND 4 FRAGMENT: CATALYTIC SUBUNIT; COMPND 5 EC: 2.1.3.2; COMPND 6 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: ESCHERICHIA COLI; SOURCE 3 ORGANISM_TAXID: 562; SOURCE 4 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 5 EXPRESSION_SYSTEM_TAXID: 562 KEYWDS ATCASE CATALYTIC SUBUNIT, BISUBSTRATE ANALOG COMPLEX, TRANSFERASE EXPDTA X-RAY DIFFRACTION AUTHOR J.A.ENDRIZZI,P.T.BEERNINK,T.ALBER,H.K.SCHACHMAN REVDAT 4 07-FEB-24 1EKX 1 REMARK LINK REVDAT 3 24-FEB-09 1EKX 1 VERSN REVDAT 2 01-APR-03 1EKX 1 JRNL REVDAT 1 12-MAY-00 1EKX 0 JRNL AUTH J.A.ENDRIZZI,P.T.BEERNINK,T.ALBER,H.K.SCHACHMAN JRNL TITL BINDING OF BISUBSTRATE ANALOG PROMOTES LARGE STRUCTURAL JRNL TITL 2 CHANGES IN THE UNREGULATED CATALYTIC TRIMER OF ASPARTATE JRNL TITL 3 TRANSCARBAMOYLASE: IMPLICATIONS FOR ALLOSTERIC REGULATION JRNL TITL 4 INDUCED CELL MIGRATION. JRNL REF PROC.NATL.ACAD.SCI.USA V. 97 5077 2000 JRNL REFN ISSN 0027-8424 JRNL PMID 10805770 JRNL DOI 10.1073/PNAS.090087197 REMARK 2 REMARK 2 RESOLUTION. 1.95 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : TNT REMARK 3 AUTHORS : TRONRUD,TEN EYCK,MATTHEWS REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 1.95 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 20.00 REMARK 3 DATA CUTOFF (SIGMA(F)) : 0.000 REMARK 3 COMPLETENESS FOR RANGE (%) : NULL REMARK 3 NUMBER OF REFLECTIONS : 86079 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 CROSS-VALIDATION METHOD : NULL REMARK 3 FREE R VALUE TEST SET SELECTION : RANDOM 5% REMARK 3 R VALUE (WORKING + TEST SET) : 0.171 REMARK 3 R VALUE (WORKING SET) : 0.171 REMARK 3 FREE R VALUE : 0.214 REMARK 3 FREE R VALUE TEST SET SIZE (%) : NULL REMARK 3 FREE R VALUE TEST SET COUNT : 4136 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 7211 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 50 REMARK 3 SOLVENT ATOMS : 823 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 33.00 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 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) : 1.700 ; NULL REMARK 3 ANGLE DISTANCE (A) : NULL ; NULL REMARK 3 INTRAPLANAR 1-4 DISTANCE (A) : NULL ; NULL 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) : NULL ; NULL REMARK 3 REMARK 3 NON-BONDED CONTACT RESTRAINTS. REMARK 3 SINGLE TORSION (A) : NULL ; NULL REMARK 3 MULTIPLE TORSION (A) : NULL ; NULL REMARK 3 H-BOND (X...Y) (A) : NULL ; NULL 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) : NULL ; NULL REMARK 3 STAGGERED (DEGREES) : NULL ; NULL REMARK 3 TRANSVERSE (DEGREES) : NULL ; 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 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 1EKX COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 23-MAR-00. REMARK 100 THE DEPOSITION ID IS D_1000010689. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 15-APR-99 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : 7.5 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : ALS REMARK 200 BEAMLINE : 5.0.2 REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 1.1 REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : CCD REMARK 200 DETECTOR MANUFACTURER : ADSC REMARK 200 INTENSITY-INTEGRATION SOFTWARE : MOSFLM REMARK 200 DATA SCALING SOFTWARE : CCP4 (SCALA) REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 86079 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.950 REMARK 200 RESOLUTION RANGE LOW (A) : 20.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : 1.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 92.6 REMARK 200 DATA REDUNDANCY : 2.000 REMARK 200 R MERGE (I) : 0.07800 REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : 10.2000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.95 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 2.03 REMARK 200 COMPLETENESS FOR SHELL (%) : 81.1 REMARK 200 DATA REDUNDANCY IN SHELL : 1.70 REMARK 200 R MERGE FOR SHELL (I) : 0.35000 REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 FOR SHELL : NULL REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: NULL REMARK 200 SOFTWARE USED: TNT REMARK 200 STARTING MODEL: NULL REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 57.78 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.91 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: CALCIUM ACETATE, PEG 8000, TRIS-HCL, 2 REMARK 280 -MERCAPTOETHANOL, PALA, PH 7.5, VAPOR DIFFUSION, HANGING DROP, REMARK 280 TEMPERATURE 277K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 21 21 21 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -X+1/2,-Y,Z+1/2 REMARK 290 3555 -X,Y+1/2,-Z+1/2 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 29.06000 REMARK 290 SMTRY2 2 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 2 0.000000 0.000000 1.000000 126.25500 REMARK 290 SMTRY1 3 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 41.06500 REMARK 290 SMTRY3 3 0.000000 0.000000 -1.000000 126.25500 REMARK 290 SMTRY1 4 1.000000 0.000000 0.000000 29.06000 REMARK 290 SMTRY2 4 0.000000 -1.000000 0.000000 41.06500 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: THE BIOLOGICAL ASSEMBLY IS A HETRODODECAMER CONSTRUCTED OF REMARK 300 2 ABC TRIMERS + 3 REGULATORY DIMERS (THE REGULATORY REMARK 300 CHAINS ARE NOT IN THIS STRUCTURE) 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: TRIMERIC REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: TRIMERIC REMARK 350 SOFTWARE USED: PISA REMARK 350 TOTAL BURIED SURFACE AREA: 8260 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 32940 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -62.0 KCAL/MOL REMARK 350 APPLY THE FOLLOWING TO CHAINS: A, B, C 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 MET A 0 REMARK 465 MET B 0 REMARK 465 VAL B 309 REMARK 465 LEU B 310 REMARK 465 MET C 0 REMARK 465 VAL C 309 REMARK 465 LEU C 310 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 ALA B 1 N REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: CLOSE CONTACTS REMARK 500 REMARK 500 THE FOLLOWING ATOMS THAT ARE RELATED BY CRYSTALLOGRAPHIC REMARK 500 SYMMETRY ARE IN CLOSE CONTACT. AN ATOM LOCATED WITHIN 0.15 REMARK 500 ANGSTROMS OF A SYMMETRY RELATED ATOM IS ASSUMED TO BE ON A REMARK 500 SPECIAL POSITION AND IS, THEREFORE, LISTED IN REMARK 375 REMARK 500 INSTEAD OF REMARK 500. ATOMS WITH NON-BLANK ALTERNATE REMARK 500 LOCATION INDICATORS ARE NOT INCLUDED IN THE CALCULATIONS. REMARK 500 REMARK 500 DISTANCE CUTOFF: REMARK 500 2.2 ANGSTROMS FOR CONTACTS NOT INVOLVING HYDROGEN ATOMS REMARK 500 1.6 ANGSTROMS FOR CONTACTS INVOLVING HYDROGEN ATOMS REMARK 500 REMARK 500 ATM1 RES C SSEQI ATM2 RES C SSEQI SSYMOP DISTANCE REMARK 500 O HOH A 1026 O HOH A 1269 4555 2.04 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 GLU A 60 CD GLU A 60 OE2 0.080 REMARK 500 GLU A 147 CD GLU A 147 OE2 0.086 REMARK 500 GLU B 60 CD GLU B 60 OE2 0.080 REMARK 500 GLU B 147 CD GLU B 147 OE2 0.077 REMARK 500 GLU C 60 CD GLU C 60 OE2 0.072 REMARK 500 GLU C 147 CD GLU C 147 OE2 0.087 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 ARG A 56 NE - CZ - NH1 ANGL. DEV. = 4.0 DEGREES REMARK 500 ARG A 105 NE - CZ - NH1 ANGL. DEV. = 5.6 DEGREES REMARK 500 ARG A 113 NE - CZ - NH1 ANGL. DEV. = 4.9 DEGREES REMARK 500 ARG A 250 CD - NE - CZ ANGL. DEV. = 9.6 DEGREES REMARK 500 ARG A 250 NE - CZ - NH1 ANGL. DEV. = 4.4 DEGREES REMARK 500 ARG A 269 NE - CZ - NH1 ANGL. DEV. = 3.5 DEGREES REMARK 500 ARG A 269 NE - CZ - NH2 ANGL. DEV. = -4.3 DEGREES REMARK 500 ASP A 276 CB - CG - OD1 ANGL. DEV. = 6.6 DEGREES REMARK 500 ARG B 56 NE - CZ - NH1 ANGL. DEV. = 4.7 DEGREES REMARK 500 ASP B 100 CB - CG - OD2 ANGL. DEV. = 6.2 DEGREES REMARK 500 GLU B 109 OE1 - CD - OE2 ANGL. DEV. = -8.3 DEGREES REMARK 500 ARG B 113 CD - NE - CZ ANGL. DEV. = 10.6 DEGREES REMARK 500 ARG B 113 NE - CZ - NH2 ANGL. DEV. = 4.5 DEGREES REMARK 500 ARG B 151 NE - CZ - NH1 ANGL. DEV. = 3.7 DEGREES REMARK 500 ASP B 153 OD1 - CG - OD2 ANGL. DEV. = -13.2 DEGREES REMARK 500 ASP B 153 CB - CG - OD1 ANGL. DEV. = 10.4 DEGREES REMARK 500 ARG B 183 NE - CZ - NH1 ANGL. DEV. = 3.9 DEGREES REMARK 500 ARG B 183 NE - CZ - NH2 ANGL. DEV. = -5.4 DEGREES REMARK 500 ASP B 190 CB - CG - OD1 ANGL. DEV. = 9.2 DEGREES REMARK 500 LYS B 232 CA - CB - CG ANGL. DEV. = 18.3 DEGREES REMARK 500 ASP B 236 CB - CG - OD1 ANGL. DEV. = -5.5 DEGREES REMARK 500 ASP B 271 CB - CG - OD1 ANGL. DEV. = 8.8 DEGREES REMARK 500 ASP B 276 CB - CG - OD1 ANGL. DEV. = 9.8 DEGREES REMARK 500 ARG C 105 NE - CZ - NH1 ANGL. DEV. = 3.8 DEGREES REMARK 500 GLU C 147 OE1 - CD - OE2 ANGL. DEV. = -8.8 DEGREES REMARK 500 ARG C 167 NE - CZ - NH1 ANGL. DEV. = 5.3 DEGREES REMARK 500 ARG C 167 NE - CZ - NH2 ANGL. DEV. = -4.2 DEGREES REMARK 500 ARG C 229 NE - CZ - NH1 ANGL. DEV. = 4.3 DEGREES REMARK 500 ARG C 234 CD - NE - CZ ANGL. DEV. = 13.7 DEGREES REMARK 500 ARG C 234 NH1 - CZ - NH2 ANGL. DEV. = -16.1 DEGREES REMARK 500 ARG C 234 NE - CZ - NH1 ANGL. DEV. = 11.9 DEGREES REMARK 500 ARG C 234 NE - CZ - NH2 ANGL. DEV. = 4.2 DEGREES REMARK 500 ASP C 253 CB - CG - OD2 ANGL. DEV. = 6.3 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 ASN A 132 -79.27 -83.92 REMARK 500 HIS A 265 118.48 -166.47 REMARK 500 LEU A 267 163.60 73.13 REMARK 500 VAL A 270 -102.40 -106.54 REMARK 500 TRP A 284 15.22 -141.11 REMARK 500 ASN B 132 -83.44 -85.41 REMARK 500 HIS B 134 68.37 -150.51 REMARK 500 LEU B 267 161.01 69.29 REMARK 500 VAL B 270 -85.58 -110.94 REMARK 500 TRP B 284 18.75 -144.30 REMARK 500 ASN C 2 84.65 -16.08 REMARK 500 GLN C 6 19.04 55.86 REMARK 500 HIS C 41 3.27 82.05 REMARK 500 THR C 53 -60.47 -123.87 REMARK 500 ASN C 132 -83.84 -87.40 REMARK 500 LEU C 267 153.92 71.85 REMARK 500 VAL C 270 -96.81 -107.89 REMARK 500 TRP C 284 20.46 -147.65 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 311 CA REMARK 620 N RES CSSEQI ATOM REMARK 620 1 ASP B 153 OD2 REMARK 620 2 HOH B1078 O 113.9 REMARK 620 3 HOH B1173 O 76.3 94.4 REMARK 620 4 HOH B1209 O 62.0 175.8 85.3 REMARK 620 5 GLU C 216 OE2 86.8 79.0 157.6 99.7 REMARK 620 6 ASP C 253 OD1 133.8 108.0 119.5 75.7 82.9 REMARK 620 7 ASP C 253 OD2 151.8 83.3 80.4 100.8 119.5 49.2 REMARK 620 N 1 2 3 4 5 6 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 CA C 311 CA REMARK 620 N RES CSSEQI ATOM REMARK 620 1 ASN C 132 ND2 REMARK 620 2 HOH C1048 O 81.3 REMARK 620 3 HOH C1154 O 122.8 155.6 REMARK 620 N 1 2 REMARK 800 REMARK 800 SITE REMARK 800 SITE_IDENTIFIER: AC1 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE CA C 311 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE CA B 311 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC3 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE PAL A 1001 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC4 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE PAL B 1002 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC5 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE PAL C 1003 REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 3CSU RELATED DB: PDB DBREF 1EKX A 0 310 UNP P0A786 PYRB_ECOLI 1 311 DBREF 1EKX B 0 310 UNP P0A786 PYRB_ECOLI 1 311 DBREF 1EKX C 0 310 UNP P0A786 PYRB_ECOLI 1 311 SEQRES 1 A 311 MET ALA ASN PRO LEU TYR GLN LYS HIS ILE ILE SER ILE SEQRES 2 A 311 ASN ASP LEU SER ARG ASP ASP LEU ASN LEU VAL LEU ALA SEQRES 3 A 311 THR ALA ALA LYS LEU LYS ALA ASN PRO GLN PRO GLU LEU SEQRES 4 A 311 LEU LYS HIS LYS VAL ILE ALA SER CYS PHE PHE GLU ALA SEQRES 5 A 311 SER THR ARG THR ARG LEU SER PHE GLU THR SER MET HIS SEQRES 6 A 311 ARG LEU GLY ALA SER VAL VAL GLY PHE SER ASP SER ALA SEQRES 7 A 311 ASN THR SER LEU GLY LYS LYS GLY GLU THR LEU ALA ASP SEQRES 8 A 311 THR ILE SER VAL ILE SER THR TYR VAL ASP ALA ILE VAL SEQRES 9 A 311 MET ARG HIS PRO GLN GLU GLY ALA ALA ARG LEU ALA THR SEQRES 10 A 311 GLU PHE SER GLY ASN VAL PRO VAL LEU ASN ALA GLY ASP SEQRES 11 A 311 GLY SER ASN GLN HIS PRO THR GLN THR LEU LEU ASP LEU SEQRES 12 A 311 PHE THR ILE GLN GLU THR GLN GLY ARG LEU ASP ASN LEU SEQRES 13 A 311 HIS VAL ALA MET VAL GLY ASP LEU LYS TYR GLY ARG THR SEQRES 14 A 311 VAL HIS SER LEU THR GLN ALA LEU ALA LYS PHE ASP GLY SEQRES 15 A 311 ASN ARG PHE TYR PHE ILE ALA PRO ASP ALA LEU ALA MET SEQRES 16 A 311 PRO GLN TYR ILE LEU ASP MET LEU ASP GLU LYS GLY ILE SEQRES 17 A 311 ALA TRP SER LEU HIS SER SER ILE GLU GLU VAL MET ALA SEQRES 18 A 311 GLU VAL ASP ILE LEU TYR MET THR ARG VAL GLN LYS GLU SEQRES 19 A 311 ARG LEU ASP PRO SER GLU TYR ALA ASN VAL LYS ALA GLN SEQRES 20 A 311 PHE VAL LEU ARG ALA SER ASP LEU HIS ASN ALA LYS ALA SEQRES 21 A 311 ASN MET LYS VAL LEU HIS PRO LEU PRO ARG VAL ASP GLU SEQRES 22 A 311 ILE ALA THR ASP VAL ASP LYS THR PRO HIS ALA TRP TYR SEQRES 23 A 311 PHE GLN GLN ALA GLY ASN GLY ILE PHE ALA ARG GLN ALA SEQRES 24 A 311 LEU LEU ALA LEU VAL LEU ASN ARG ASP LEU VAL LEU SEQRES 1 B 311 MET ALA ASN PRO LEU TYR GLN LYS HIS ILE ILE SER ILE SEQRES 2 B 311 ASN ASP LEU SER ARG ASP ASP LEU ASN LEU VAL LEU ALA SEQRES 3 B 311 THR ALA ALA LYS LEU LYS ALA ASN PRO GLN PRO GLU LEU SEQRES 4 B 311 LEU LYS HIS LYS VAL ILE ALA SER CYS PHE PHE GLU ALA SEQRES 5 B 311 SER THR ARG THR ARG LEU SER PHE GLU THR SER MET HIS SEQRES 6 B 311 ARG LEU GLY ALA SER VAL VAL GLY PHE SER ASP SER ALA SEQRES 7 B 311 ASN THR SER LEU GLY LYS LYS GLY GLU THR LEU ALA ASP SEQRES 8 B 311 THR ILE SER VAL ILE SER THR TYR VAL ASP ALA ILE VAL SEQRES 9 B 311 MET ARG HIS PRO GLN GLU GLY ALA ALA ARG LEU ALA THR SEQRES 10 B 311 GLU PHE SER GLY ASN VAL PRO VAL LEU ASN ALA GLY ASP SEQRES 11 B 311 GLY SER ASN GLN HIS PRO THR GLN THR LEU LEU ASP LEU SEQRES 12 B 311 PHE THR ILE GLN GLU THR GLN GLY ARG LEU ASP ASN LEU SEQRES 13 B 311 HIS VAL ALA MET VAL GLY ASP LEU LYS TYR GLY ARG THR SEQRES 14 B 311 VAL HIS SER LEU THR GLN ALA LEU ALA LYS PHE ASP GLY SEQRES 15 B 311 ASN ARG PHE TYR PHE ILE ALA PRO ASP ALA LEU ALA MET SEQRES 16 B 311 PRO GLN TYR ILE LEU ASP MET LEU ASP GLU LYS GLY ILE SEQRES 17 B 311 ALA TRP SER LEU HIS SER SER ILE GLU GLU VAL MET ALA SEQRES 18 B 311 GLU VAL ASP ILE LEU TYR MET THR ARG VAL GLN LYS GLU SEQRES 19 B 311 ARG LEU ASP PRO SER GLU TYR ALA ASN VAL LYS ALA GLN SEQRES 20 B 311 PHE VAL LEU ARG ALA SER ASP LEU HIS ASN ALA LYS ALA SEQRES 21 B 311 ASN MET LYS VAL LEU HIS PRO LEU PRO ARG VAL ASP GLU SEQRES 22 B 311 ILE ALA THR ASP VAL ASP LYS THR PRO HIS ALA TRP TYR SEQRES 23 B 311 PHE GLN GLN ALA GLY ASN GLY ILE PHE ALA ARG GLN ALA SEQRES 24 B 311 LEU LEU ALA LEU VAL LEU ASN ARG ASP LEU VAL LEU SEQRES 1 C 311 MET ALA ASN PRO LEU TYR GLN LYS HIS ILE ILE SER ILE SEQRES 2 C 311 ASN ASP LEU SER ARG ASP ASP LEU ASN LEU VAL LEU ALA SEQRES 3 C 311 THR ALA ALA LYS LEU LYS ALA ASN PRO GLN PRO GLU LEU SEQRES 4 C 311 LEU LYS HIS LYS VAL ILE ALA SER CYS PHE PHE GLU ALA SEQRES 5 C 311 SER THR ARG THR ARG LEU SER PHE GLU THR SER MET HIS SEQRES 6 C 311 ARG LEU GLY ALA SER VAL VAL GLY PHE SER ASP SER ALA SEQRES 7 C 311 ASN THR SER LEU GLY LYS LYS GLY GLU THR LEU ALA ASP SEQRES 8 C 311 THR ILE SER VAL ILE SER THR TYR VAL ASP ALA ILE VAL SEQRES 9 C 311 MET ARG HIS PRO GLN GLU GLY ALA ALA ARG LEU ALA THR SEQRES 10 C 311 GLU PHE SER GLY ASN VAL PRO VAL LEU ASN ALA GLY ASP SEQRES 11 C 311 GLY SER ASN GLN HIS PRO THR GLN THR LEU LEU ASP LEU SEQRES 12 C 311 PHE THR ILE GLN GLU THR GLN GLY ARG LEU ASP ASN LEU SEQRES 13 C 311 HIS VAL ALA MET VAL GLY ASP LEU LYS TYR GLY ARG THR SEQRES 14 C 311 VAL HIS SER LEU THR GLN ALA LEU ALA LYS PHE ASP GLY SEQRES 15 C 311 ASN ARG PHE TYR PHE ILE ALA PRO ASP ALA LEU ALA MET SEQRES 16 C 311 PRO GLN TYR ILE LEU ASP MET LEU ASP GLU LYS GLY ILE SEQRES 17 C 311 ALA TRP SER LEU HIS SER SER ILE GLU GLU VAL MET ALA SEQRES 18 C 311 GLU VAL ASP ILE LEU TYR MET THR ARG VAL GLN LYS GLU SEQRES 19 C 311 ARG LEU ASP PRO SER GLU TYR ALA ASN VAL LYS ALA GLN SEQRES 20 C 311 PHE VAL LEU ARG ALA SER ASP LEU HIS ASN ALA LYS ALA SEQRES 21 C 311 ASN MET LYS VAL LEU HIS PRO LEU PRO ARG VAL ASP GLU SEQRES 22 C 311 ILE ALA THR ASP VAL ASP LYS THR PRO HIS ALA TRP TYR SEQRES 23 C 311 PHE GLN GLN ALA GLY ASN GLY ILE PHE ALA ARG GLN ALA SEQRES 24 C 311 LEU LEU ALA LEU VAL LEU ASN ARG ASP LEU VAL LEU HET PAL A1001 16 HET CA B 311 1 HET PAL B1002 16 HET CA C 311 1 HET PAL C1003 16 HETNAM PAL N-(PHOSPHONACETYL)-L-ASPARTIC ACID HETNAM CA CALCIUM ION FORMUL 4 PAL 3(C6 H10 N O8 P) FORMUL 5 CA 2(CA 2+) FORMUL 9 HOH *823(H2 O) HELIX 1 1 SER A 11 LEU A 15 5 5 HELIX 2 2 SER A 16 ASN A 33 1 18 HELIX 3 3 THR A 53 LEU A 66 1 14 HELIX 4 4 THR A 79 LYS A 84 1 6 HELIX 5 5 THR A 87 SER A 96 1 10 HELIX 6 6 GLY A 110 GLU A 117 1 8 HELIX 7 7 HIS A 134 GLY A 150 1 17 HELIX 8 8 GLY A 166 ALA A 177 1 12 HELIX 9 9 PRO A 189 ALA A 193 5 5 HELIX 10 10 PRO A 195 LYS A 205 1 11 HELIX 11 11 VAL A 218 VAL A 222 5 5 HELIX 12 12 GLN A 231 LEU A 235 5 5 HELIX 13 13 ASP A 236 VAL A 243 5 8 HELIX 14 14 ARG A 250 HIS A 255 5 6 HELIX 15 15 ALA A 274 ASP A 278 5 5 HELIX 16 16 TRP A 284 ASN A 305 1 22 HELIX 17 17 SER B 11 LEU B 15 5 5 HELIX 18 18 SER B 16 ASN B 33 1 18 HELIX 19 19 THR B 53 LEU B 66 1 14 HELIX 20 20 THR B 79 LYS B 84 1 6 HELIX 21 21 THR B 87 SER B 96 1 10 HELIX 22 22 GLY B 110 SER B 119 1 10 HELIX 23 23 HIS B 134 GLY B 150 1 17 HELIX 24 24 GLY B 166 ALA B 177 1 12 HELIX 25 25 PRO B 189 ALA B 193 5 5 HELIX 26 26 PRO B 195 GLY B 206 1 12 HELIX 27 27 VAL B 218 VAL B 222 5 5 HELIX 28 28 GLN B 231 LEU B 235 5 5 HELIX 29 29 ASP B 236 VAL B 243 5 8 HELIX 30 30 ARG B 250 HIS B 255 5 6 HELIX 31 31 ALA B 274 ASP B 278 5 5 HELIX 32 32 TRP B 284 ASN B 305 1 22 HELIX 33 33 SER C 11 LEU C 15 5 5 HELIX 34 34 SER C 16 ASN C 33 1 18 HELIX 35 35 THR C 53 LEU C 66 1 14 HELIX 36 36 THR C 79 LYS C 84 1 6 HELIX 37 37 THR C 87 SER C 96 1 10 HELIX 38 38 GLY C 110 GLU C 117 1 8 HELIX 39 39 HIS C 134 GLY C 150 1 17 HELIX 40 40 GLY C 166 ALA C 177 1 12 HELIX 41 41 PRO C 189 ALA C 193 5 5 HELIX 42 42 PRO C 195 LYS C 205 1 11 HELIX 43 43 ILE C 215 MET C 219 5 5 HELIX 44 44 GLN C 231 LEU C 235 5 5 HELIX 45 45 ASP C 236 VAL C 243 5 8 HELIX 46 46 ARG C 250 ALA C 257 5 8 HELIX 47 47 ALA C 274 ASP C 278 5 5 HELIX 48 48 TRP C 284 ASN C 305 1 22 SHEET 1 A 4 SER A 69 PHE A 73 0 SHEET 2 A 4 VAL A 43 PHE A 48 1 N ILE A 44 O SER A 69 SHEET 3 A 4 ALA A 101 HIS A 106 1 O ALA A 101 N ALA A 45 SHEET 4 A 4 VAL A 124 ASP A 129 1 N LEU A 125 O ILE A 102 SHEET 1 B 5 TRP A 209 LEU A 211 0 SHEET 2 B 5 ARG A 183 ILE A 187 1 O PHE A 184 N SER A 210 SHEET 3 B 5 HIS A 156 VAL A 160 1 N VAL A 157 O ARG A 183 SHEET 4 B 5 ILE A 224 MET A 227 1 O ILE A 224 N ALA A 158 SHEET 5 B 5 LYS A 262 LEU A 264 1 O LYS A 262 N LEU A 225 SHEET 1 C 4 SER B 69 PHE B 73 0 SHEET 2 C 4 VAL B 43 PHE B 48 1 N ILE B 44 O SER B 69 SHEET 3 C 4 ALA B 101 HIS B 106 1 O ALA B 101 N ALA B 45 SHEET 4 C 4 VAL B 124 ASP B 129 1 N LEU B 125 O ILE B 102 SHEET 1 D 5 ALA B 208 LEU B 211 0 SHEET 2 D 5 ARG B 183 ILE B 187 1 N PHE B 184 O ALA B 208 SHEET 3 D 5 HIS B 156 VAL B 160 1 N VAL B 157 O ARG B 183 SHEET 4 D 5 ILE B 224 MET B 227 1 O ILE B 224 N ALA B 158 SHEET 5 D 5 LYS B 262 LEU B 264 1 O LYS B 262 N LEU B 225 SHEET 1 E 4 SER C 69 PHE C 73 0 SHEET 2 E 4 VAL C 43 PHE C 48 1 N ILE C 44 O SER C 69 SHEET 3 E 4 ALA C 101 HIS C 106 1 O ALA C 101 N ALA C 45 SHEET 4 E 4 VAL C 124 ASP C 129 1 N LEU C 125 O ILE C 102 SHEET 1 F 5 TRP C 209 LEU C 211 0 SHEET 2 F 5 ARG C 183 ILE C 187 1 O PHE C 184 N SER C 210 SHEET 3 F 5 HIS C 156 VAL C 160 1 N VAL C 157 O ARG C 183 SHEET 4 F 5 ILE C 224 MET C 227 1 O ILE C 224 N ALA C 158 SHEET 5 F 5 LYS C 262 LEU C 264 1 O LYS C 262 N LEU C 225 LINK OD2 ASP B 153 CA CA B 311 1555 1555 2.50 LINK CA CA B 311 O HOH B1078 1555 1555 2.52 LINK CA CA B 311 O HOH B1173 1555 1555 2.66 LINK CA CA B 311 O HOH B1209 1555 1555 2.77 LINK CA CA B 311 OE2 GLU C 216 1555 1565 2.55 LINK CA CA B 311 OD1 ASP C 253 1555 1565 2.55 LINK CA CA B 311 OD2 ASP C 253 1555 1565 2.68 LINK ND2 ASN C 132 CA CA C 311 1555 1555 3.27 LINK CA CA C 311 O HOH C1048 1555 1555 2.94 LINK CA CA C 311 O HOH C1154 1555 1555 2.96 CISPEP 1 LEU A 267 PRO A 268 0 -7.66 CISPEP 2 LEU B 267 PRO B 268 0 -2.82 CISPEP 3 LEU C 267 PRO C 268 0 4.75 SITE 1 AC1 4 ARG C 113 ASN C 132 HOH C1048 HOH C1154 SITE 1 AC2 6 ASP B 153 HOH B1078 HOH B1173 HOH B1209 SITE 2 AC2 6 GLU C 216 ASP C 253 SITE 1 AC3 14 SER A 52 THR A 53 ARG A 54 THR A 55 SITE 2 AC3 14 ARG A 105 HIS A 134 ARG A 167 ARG A 229 SITE 3 AC3 14 GLN A 231 LEU A 267 HOH A1005 HOH A1007 SITE 4 AC3 14 SER B 80 LYS B 84 SITE 1 AC4 15 SER B 52 THR B 53 ARG B 54 THR B 55 SITE 2 AC4 15 ARG B 105 HIS B 134 GLN B 137 ARG B 167 SITE 3 AC4 15 ARG B 229 GLN B 231 LEU B 267 HOH B1004 SITE 4 AC4 15 HOH B1006 SER C 80 LYS C 84 SITE 1 AC5 14 SER A 80 LYS A 84 SER C 52 THR C 53 SITE 2 AC5 14 ARG C 54 THR C 55 ARG C 105 HIS C 134 SITE 3 AC5 14 ARG C 167 ARG C 229 GLN C 231 LEU C 267 SITE 4 AC5 14 HOH C1008 HOH C1030 CRYST1 58.120 82.130 252.510 90.00 90.00 90.00 P 21 21 21 12 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 0.017210 0.000000 0.000000 0.00000 SCALE2 0.000000 0.012180 0.000000 0.00000 SCALE3 0.000000 0.000000 0.003960 0.00000