HEADER HYDROLASE 16-MAY-01 1J79 TITLE MOLECULAR STRUCTURE OF DIHYDROOROTASE: A PARADIGM FOR TITLE 2 CATALYSIS THROUGH THE USE OF A BINUCLEAR METAL CENTER COMPND MOL_ID: 1; COMPND 2 MOLECULE: DIHYDROOROTASE; COMPND 3 CHAIN: A, B; COMPND 4 SYNONYM: DHOASE; COMPND 5 EC: 3.5.2.3; COMPND 6 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: ESCHERICHIA COLI; SOURCE 3 ORGANISM_TAXID: 562; SOURCE 4 GENE: PYRC; SOURCE 5 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 6 EXPRESSION_SYSTEM_TAXID: 562 KEYWDS TIM BARREL, METALLOENZYME, PYRIMIDINE BIOSYNTHESIS, KEYWDS 2 HYDROLASE EXPDTA X-RAY DIFFRACTION AUTHOR J.B.THODEN,G.N.PHILLIPS JR.,T.M.NEAL,F.M.RAUSHEL,H.M.HOLDEN REVDAT 2 24-FEB-09 1J79 1 VERSN REVDAT 1 20-JUN-01 1J79 0 JRNL AUTH J.B.THODEN,G.N.PHILLIPS JR.,T.M.NEAL,F.M.RAUSHEL, JRNL AUTH 2 H.M.HOLDEN JRNL TITL MOLECULAR STRUCTURE OF DIHYDROOROTASE: A PARADIGM JRNL TITL 2 FOR CATALYSIS THROUGH THE USE OF A BINUCLEAR METAL JRNL TITL 3 CENTER. JRNL REF BIOCHEMISTRY V. 40 6989 2001 JRNL REFN ISSN 0006-2960 JRNL PMID 11401542 JRNL DOI 10.1021/BI010682I REMARK 1 REMARK 2 REMARK 2 RESOLUTION. 1.70 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) : 1.70 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 30.00 REMARK 3 DATA CUTOFF (SIGMA(F)) : 0.000 REMARK 3 COMPLETENESS FOR RANGE (%) : 99.0 REMARK 3 NUMBER OF REFLECTIONS : 79036 REMARK 3 REMARK 3 USING DATA ABOVE SIGMA CUTOFF. REMARK 3 CROSS-VALIDATION METHOD : NULL REMARK 3 FREE R VALUE TEST SET SELECTION : RANDOM REMARK 3 R VALUE (WORKING + TEST SET) : 0.193 REMARK 3 R VALUE (WORKING SET) : 0.191 REMARK 3 FREE R VALUE : 0.258 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 10.000 REMARK 3 FREE R VALUE TEST SET COUNT : 7904 REMARK 3 REMARK 3 USING ALL DATA, NO SIGMA CUTOFF. REMARK 3 R VALUE (WORKING + TEST SET, NO CUTOFF) : 0.1930 REMARK 3 R VALUE (WORKING SET, NO CUTOFF) : 0.1910 REMARK 3 FREE R VALUE (NO CUTOFF) : 0.258 REMARK 3 FREE R VALUE TEST SET SIZE (%, NO CUTOFF) : 10.00 REMARK 3 FREE R VALUE TEST SET COUNT (NO CUTOFF) : 7904 REMARK 3 TOTAL NUMBER OF REFLECTIONS (NO CUTOFF) : 79036 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 5442 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 39 REMARK 3 SOLVENT ATOMS : 731 REMARK 3 REMARK 3 WILSON B VALUE (FROM FCALC, A**2) : NULL REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES. RMS WEIGHT COUNT REMARK 3 BOND LENGTHS (A) : 0.012 ; NULL ; NULL REMARK 3 BOND ANGLES (DEGREES) : 2.150 ; NULL ; NULL REMARK 3 TORSION ANGLES (DEGREES) : NULL ; NULL ; NULL REMARK 3 PSEUDOROTATION ANGLES (DEGREES) : NULL ; NULL ; NULL REMARK 3 TRIGONAL CARBON PLANES (A) : NULL ; NULL ; NULL REMARK 3 GENERAL PLANES (A) : NULL ; NULL ; NULL REMARK 3 ISOTROPIC THERMAL FACTORS (A**2) : NULL ; NULL ; NULL REMARK 3 NON-BONDED CONTACTS (A) : NULL ; NULL ; NULL REMARK 3 REMARK 3 INCORRECT CHIRAL-CENTERS (COUNT) : NULL REMARK 3 REMARK 3 BULK SOLVENT MODELING. REMARK 3 METHOD USED : NULL REMARK 3 KSOL : NULL REMARK 3 BSOL : NULL REMARK 3 REMARK 3 RESTRAINT LIBRARIES. REMARK 3 STEREOCHEMISTRY : ENGH & HUBER REMARK 3 ISOTROPIC THERMAL FACTOR RESTRAINTS : NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: RESIDUE 317 OF CHAIN A HAS NO REMARK 3 DENSITY AFTER THE CB. REMARK 4 REMARK 4 1J79 COMPLIES WITH FORMAT V. 3.15, 01-DEC-08 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 17-MAY-01. REMARK 100 THE RCSB ID CODE IS RCSB013447. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 07-JUL-00 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : 6.0 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : APS REMARK 200 BEAMLINE : 19-ID REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 1.14020, 1.14050, 1.09045, REMARK 200 1.03320 REMARK 200 MONOCHROMATOR : SAGITALLY FOCUSED SI(111) REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : CCD REMARK 200 DETECTOR MANUFACTURER : CUSTOM-MADE REMARK 200 INTENSITY-INTEGRATION SOFTWARE : D*TREK REMARK 200 DATA SCALING SOFTWARE : HKL-2000 REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 114211 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.500 REMARK 200 RESOLUTION RANGE LOW (A) : 99.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : 0.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 97.7 REMARK 200 DATA REDUNDANCY : 6.200 REMARK 200 R MERGE (I) : 0.05400 REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : 41.1000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.50 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 1.55 REMARK 200 COMPLETENESS FOR SHELL (%) : 87.5 REMARK 200 DATA REDUNDANCY IN SHELL : 3.00 REMARK 200 R MERGE FOR SHELL (I) : 0.24700 REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 FOR SHELL : 2.300 REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: MAD REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MAD REMARK 200 SOFTWARE USED: SOLVE REMARK 200 STARTING MODEL: NULL REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 47.86 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.36 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: PEG 3400, 2-(N-MORPHOLINO) REMARK 280 ETHANESULFONIC ACID (MES), POTASSIUM CHLORIDE, MAGNESIUM REMARK 280 CHLORIDE, N-CARBAMOYL-DL-ASPARTATE, PH 6.0, MACROSEEDING / REMARK 280 BATCH, 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 25.80000 REMARK 290 SMTRY2 2 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 2 0.000000 0.000000 1.000000 90.15000 REMARK 290 SMTRY1 3 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 39.40000 REMARK 290 SMTRY3 3 0.000000 0.000000 -1.000000 90.15000 REMARK 290 SMTRY1 4 1.000000 0.000000 0.000000 25.80000 REMARK 290 SMTRY2 4 0.000000 -1.000000 0.000000 39.40000 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 DIMER REMARK 300 COMPOSED OF CHAINS A & B WHICH AS REMARK 300 DEPOSITED REPRESENT THE ACTUAL DIMER 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: 3790 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 25510 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -172.0 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 THR A 1 REMARK 465 ALA A 2 REMARK 465 PRO A 3 REMARK 465 GLN A 347 REMARK 465 THR B 1 REMARK 465 ALA B 2 REMARK 465 PRO B 3 REMARK 465 THR B 109 REMARK 465 THR B 110 REMARK 465 ASN B 111 REMARK 465 SER B 112 REMARK 465 GLN B 347 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 GLU A 317 CG CD OE1 OE2 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 1200 O HOH A 1398 2.13 REMARK 500 REMARK 500 REMARK: NULL 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 1316 O HOH A 1687 1455 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 GLU A 130 CD GLU A 130 OE2 0.070 REMARK 500 GLU A 158 CD GLU A 158 OE2 0.075 REMARK 500 GLU A 176 CD GLU A 176 OE2 0.082 REMARK 500 GLU A 192 CD GLU A 192 OE2 0.068 REMARK 500 GLU A 260 CD GLU A 260 OE2 0.076 REMARK 500 GLU A 284 CD GLU A 284 OE2 0.067 REMARK 500 GLU B 127 CD GLU B 127 OE2 0.068 REMARK 500 GLU B 153 CD GLU B 153 OE2 0.073 REMARK 500 GLU B 158 CD GLU B 158 OE2 0.073 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 11 NE - CZ - NH1 ANGL. DEV. = 5.0 DEGREES REMARK 500 ASP A 13 CB - CG - OD2 ANGL. DEV. = -5.8 DEGREES REMARK 500 ARG A 20 NE - CZ - NH1 ANGL. DEV. = 3.3 DEGREES REMARK 500 ARG A 20 NE - CZ - NH2 ANGL. DEV. = -3.8 DEGREES REMARK 500 ASP A 21 CB - CG - OD2 ANGL. DEV. = -6.4 DEGREES REMARK 500 ASP A 82 CB - CG - OD1 ANGL. DEV. = 6.6 DEGREES REMARK 500 ASP A 82 CB - CG - OD2 ANGL. DEV. = -6.4 DEGREES REMARK 500 ASP A 120 CB - CG - OD2 ANGL. DEV. = -5.7 DEGREES REMARK 500 ASP A 151 CB - CG - OD1 ANGL. DEV. = 6.6 DEGREES REMARK 500 ASP A 151 CB - CG - OD2 ANGL. DEV. = -5.8 DEGREES REMARK 500 ARG A 155 NE - CZ - NH1 ANGL. DEV. = 3.2 DEGREES REMARK 500 GLN A 166 CB - CA - C ANGL. DEV. = 13.8 DEGREES REMARK 500 ASP A 185 CB - CG - OD1 ANGL. DEV. = 6.1 DEGREES REMARK 500 ASP A 189 CB - CG - OD1 ANGL. DEV. = 6.1 DEGREES REMARK 500 ASP A 189 CB - CG - OD2 ANGL. DEV. = -5.6 DEGREES REMARK 500 ARG A 256 NE - CZ - NH1 ANGL. DEV. = 4.3 DEGREES REMARK 500 ARG A 256 NE - CZ - NH1 ANGL. DEV. = 3.3 DEGREES REMARK 500 ARG A 256 NE - CZ - NH2 ANGL. DEV. = -3.4 DEGREES REMARK 500 ASP A 309 CB - CG - OD1 ANGL. DEV. = 5.5 DEGREES REMARK 500 ASP A 309 CB - CG - OD2 ANGL. DEV. = -5.4 DEGREES REMARK 500 ASP A 329 CB - CG - OD2 ANGL. DEV. = -5.9 DEGREES REMARK 500 ASP A 330 CB - CG - OD1 ANGL. DEV. = 6.6 DEGREES REMARK 500 ASP A 330 CB - CG - OD2 ANGL. DEV. = -6.6 DEGREES REMARK 500 ASP B 13 CB - CG - OD2 ANGL. DEV. = -5.6 DEGREES REMARK 500 ASP B 14 CB - CG - OD1 ANGL. DEV. = 5.9 DEGREES REMARK 500 ASP B 14 CB - CG - OD2 ANGL. DEV. = -6.0 DEGREES REMARK 500 ASP B 71 CB - CG - OD1 ANGL. DEV. = 7.4 DEGREES REMARK 500 ASP B 71 CB - CG - OD2 ANGL. DEV. = -6.9 DEGREES REMARK 500 ASP B 82 CB - CG - OD1 ANGL. DEV. = 5.7 DEGREES REMARK 500 ASP B 82 CB - CG - OD2 ANGL. DEV. = -6.4 DEGREES REMARK 500 ASP B 146 N - CA - CB ANGL. DEV. = 11.3 DEGREES REMARK 500 ASP B 146 CB - CG - OD2 ANGL. DEV. = -6.7 DEGREES REMARK 500 ASP B 148 CB - CG - OD1 ANGL. DEV. = 6.2 DEGREES REMARK 500 ASP B 148 CB - CG - OD2 ANGL. DEV. = -7.9 DEGREES REMARK 500 ASP B 151 CB - CG - OD1 ANGL. DEV. = 5.5 DEGREES REMARK 500 ARG B 165 NE - CZ - NH1 ANGL. DEV. = 3.3 DEGREES REMARK 500 ARG B 167 NE - CZ - NH1 ANGL. DEV. = 4.1 DEGREES REMARK 500 ARG B 227 NE - CZ - NH2 ANGL. DEV. = -3.0 DEGREES REMARK 500 ARG B 258 NE - CZ - NH1 ANGL. DEV. = 3.1 DEGREES REMARK 500 TYR B 278 CB - CG - CD1 ANGL. DEV. = -3.8 DEGREES REMARK 500 ASP B 309 CB - CG - OD1 ANGL. DEV. = 7.2 DEGREES REMARK 500 ASP B 309 CB - CG - OD2 ANGL. DEV. = -6.5 DEGREES REMARK 500 ASP B 329 CB - CG - OD1 ANGL. DEV. = 5.7 DEGREES REMARK 500 ASP B 329 CB - CG - OD2 ANGL. DEV. = -5.8 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 HIS A 16 99.85 -162.81 REMARK 500 ARG A 20 -145.92 58.59 REMARK 500 ASN A 44 49.18 -72.26 REMARK 500 ALA A 68 -62.47 -23.05 REMARK 500 LEU A 168 73.10 -119.00 REMARK 500 HIS A 177 76.43 19.98 REMARK 500 GLU A 192 -9.48 -56.41 REMARK 500 ASP A 330 -164.59 -165.46 REMARK 500 HIS B 16 96.90 -164.58 REMARK 500 ARG B 20 -144.71 62.96 REMARK 500 ILE B 35 -45.49 -136.21 REMARK 500 ASP B 71 71.09 -100.73 REMARK 500 ARG B 91 -73.58 -37.54 REMARK 500 VAL B 160 -53.99 -135.49 REMARK 500 HIS B 177 70.37 22.54 REMARK 500 GLU B 192 0.10 -62.39 REMARK 500 PHE B 242 121.50 -37.61 REMARK 500 CYS B 263 81.18 -153.24 REMARK 500 GLU B 318 90.69 -49.84 REMARK 500 ASP B 330 -171.27 76.00 REMARK 500 REMARK 500 REMARK: NULL REMARK 525 REMARK 525 SOLVENT REMARK 525 REMARK 525 THE SOLVENT MOLECULES HAVE CHAIN IDENTIFIERS THAT REMARK 525 INDICATE THE POLYMER CHAIN WITH WHICH THEY ARE MOST REMARK 525 CLOSELY ASSOCIATED. THE REMARK LISTS ALL THE SOLVENT REMARK 525 MOLECULES WHICH ARE MORE THAN 5A AWAY FROM THE REMARK 525 NEAREST POLYMER CHAIN (M = MODEL NUMBER; REMARK 525 RES=RESIDUE NAME; C=CHAIN IDENTIFIER; SSEQ=SEQUENCE REMARK 525 NUMBER; I=INSERTION CODE): REMARK 525 REMARK 525 M RES CSSEQI REMARK 525 HOH B1179 DISTANCE = 5.02 ANGSTROMS REMARK 525 HOH B1427 DISTANCE = 5.97 ANGSTROMS REMARK 525 HOH B1479 DISTANCE = 5.72 ANGSTROMS REMARK 525 HOH A1381 DISTANCE = 5.17 ANGSTROMS REMARK 525 HOH A1487 DISTANCE = 6.83 ANGSTROMS REMARK 525 HOH A1488 DISTANCE = 5.43 ANGSTROMS REMARK 525 HOH B1648 DISTANCE = 5.46 ANGSTROMS REMARK 525 HOH B1690 DISTANCE = 6.95 ANGSTROMS REMARK 525 HOH A1516 DISTANCE = 5.12 ANGSTROMS REMARK 525 HOH A1683 DISTANCE = 5.08 ANGSTROMS REMARK 525 HOH A1700 DISTANCE = 6.30 ANGSTROMS 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 ZN A 401 ZN REMARK 620 N RES CSSEQI ATOM REMARK 620 1 KCX A 102 OQ1 REMARK 620 2 HIS A 139 ND1 104.9 REMARK 620 3 HIS A 177 NE2 103.7 103.1 REMARK 620 4 HOH A1407 O 105.1 140.5 94.2 REMARK 620 N 1 2 3 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 ZN A 400 ZN REMARK 620 N RES CSSEQI ATOM REMARK 620 1 HIS A 16 NE2 REMARK 620 2 HIS A 18 NE2 114.9 REMARK 620 3 KCX A 102 OQ2 94.1 91.5 REMARK 620 4 ASP A 250 OD1 87.5 84.8 176.3 REMARK 620 5 HOH A1407 O 115.6 125.7 103.5 78.8 REMARK 620 N 1 2 3 4 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 ZN B 400 ZN REMARK 620 N RES CSSEQI ATOM REMARK 620 1 KCX B 102 OQ2 REMARK 620 2 HIS B 18 NE2 84.2 REMARK 620 3 ASP B 250 OD1 173.6 89.4 REMARK 620 4 NCD B 411 O4 98.8 105.7 81.8 REMARK 620 5 HIS B 16 NE2 92.0 121.2 92.2 132.7 REMARK 620 N 1 2 3 4 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 ZN B 401 ZN REMARK 620 N RES CSSEQI ATOM REMARK 620 1 NCD B 411 O5 REMARK 620 2 HIS B 177 NE2 136.6 REMARK 620 3 HIS B 139 ND1 89.3 98.2 REMARK 620 4 KCX B 102 OQ1 106.1 108.1 116.8 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 400 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE ZN A 401 REMARK 800 SITE_IDENTIFIER: AC3 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE ZN B 400 REMARK 800 SITE_IDENTIFIER: AC4 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE ZN B 401 REMARK 800 SITE_IDENTIFIER: AC5 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE ORO A 410 REMARK 800 SITE_IDENTIFIER: AC6 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE NCD B 411 REMARK 800 SITE_IDENTIFIER: AC7 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE NCD A 950 REMARK 999 REMARK 999 SEQUENCE REMARK 999 BASED ON ANALYSIS OF ELECTRON DENSITY, REMARK 999 G69 HAS BEEN MODELED AS A PROLINE, REMARK 999 I119 HAS BEEN MODELED AS A VALINE, AND REMARK 999 N243 HAS BEEN MODELED AS A GLUTAMINE. REMARK 999 K102 IS CARBOXYLATED. DBREF 1J79 A 1 347 UNP P05020 PYRC_ECOLI 1 347 DBREF 1J79 B 1 347 UNP P05020 PYRC_ECOLI 1 347 SEQADV 1J79 PRO A 69 UNP P05020 GLY 69 SEE REMARK 999 SEQADV 1J79 KCX A 102 UNP P05020 LYS 102 MODIFIED RESIDUE SEQADV 1J79 VAL A 119 UNP P05020 ILE 119 SEE REMARK 999 SEQADV 1J79 GLN A 243 UNP P05020 ASN 243 SEE REMARK 999 SEQADV 1J79 PRO B 69 UNP P05020 GLY 69 SEE REMARK 999 SEQADV 1J79 KCX B 102 UNP P05020 LYS 102 MODIFIED RESIDUE SEQADV 1J79 VAL B 119 UNP P05020 ILE 119 SEE REMARK 999 SEQADV 1J79 GLN B 243 UNP P05020 ASN 243 SEE REMARK 999 SEQRES 1 A 347 THR ALA PRO SER GLN VAL LEU LYS ILE ARG ARG PRO ASP SEQRES 2 A 347 ASP TRP HIS LEU HIS LEU ARG ASP GLY ASP MET LEU LYS SEQRES 3 A 347 THR VAL VAL PRO TYR THR SER GLU ILE TYR GLY ARG ALA SEQRES 4 A 347 ILE VAL MET PRO ASN LEU ALA PRO PRO VAL THR THR VAL SEQRES 5 A 347 GLU ALA ALA VAL ALA TYR ARG GLN ARG ILE LEU ASP ALA SEQRES 6 A 347 VAL PRO ALA PRO HIS ASP PHE THR PRO LEU MET THR CYS SEQRES 7 A 347 TYR LEU THR ASP SER LEU ASP PRO ASN GLU LEU GLU ARG SEQRES 8 A 347 GLY PHE ASN GLU GLY VAL PHE THR ALA ALA KCX LEU TYR SEQRES 9 A 347 PRO ALA ASN ALA THR THR ASN SER SER HIS GLY VAL THR SEQRES 10 A 347 SER VAL ASP ALA ILE MET PRO VAL LEU GLU ARG MET GLU SEQRES 11 A 347 LYS ILE GLY MET PRO LEU LEU VAL HIS GLY GLU VAL THR SEQRES 12 A 347 HIS ALA ASP ILE ASP ILE PHE ASP ARG GLU ALA ARG PHE SEQRES 13 A 347 ILE GLU SER VAL MET GLU PRO LEU ARG GLN ARG LEU THR SEQRES 14 A 347 ALA LEU LYS VAL VAL PHE GLU HIS ILE THR THR LYS ASP SEQRES 15 A 347 ALA ALA ASP TYR VAL ARG ASP GLY ASN GLU ARG LEU ALA SEQRES 16 A 347 ALA THR ILE THR PRO GLN HIS LEU MET PHE ASN ARG ASN SEQRES 17 A 347 HIS MET LEU VAL GLY GLY VAL ARG PRO HIS LEU TYR CYS SEQRES 18 A 347 LEU PRO ILE LEU LYS ARG ASN ILE HIS GLN GLN ALA LEU SEQRES 19 A 347 ARG GLU LEU VAL ALA SER GLY PHE GLN ARG VAL PHE LEU SEQRES 20 A 347 GLY THR ASP SER ALA PRO HIS ALA ARG HIS ARG LYS GLU SEQRES 21 A 347 SER SER CYS GLY CYS ALA GLY CYS PHE ASN ALA PRO THR SEQRES 22 A 347 ALA LEU GLY SER TYR ALA THR VAL PHE GLU GLU MET ASN SEQRES 23 A 347 ALA LEU GLN HIS PHE GLU ALA PHE CYS SER VAL ASN GLY SEQRES 24 A 347 PRO GLN PHE TYR GLY LEU PRO VAL ASN ASP THR PHE ILE SEQRES 25 A 347 GLU LEU VAL ARG GLU GLU GLN GLN VAL ALA GLU SER ILE SEQRES 26 A 347 ALA LEU THR ASP ASP THR LEU VAL PRO PHE LEU ALA GLY SEQRES 27 A 347 GLU THR VAL ARG TRP SER VAL LYS GLN SEQRES 1 B 347 THR ALA PRO SER GLN VAL LEU LYS ILE ARG ARG PRO ASP SEQRES 2 B 347 ASP TRP HIS LEU HIS LEU ARG ASP GLY ASP MET LEU LYS SEQRES 3 B 347 THR VAL VAL PRO TYR THR SER GLU ILE TYR GLY ARG ALA SEQRES 4 B 347 ILE VAL MET PRO ASN LEU ALA PRO PRO VAL THR THR VAL SEQRES 5 B 347 GLU ALA ALA VAL ALA TYR ARG GLN ARG ILE LEU ASP ALA SEQRES 6 B 347 VAL PRO ALA PRO HIS ASP PHE THR PRO LEU MET THR CYS SEQRES 7 B 347 TYR LEU THR ASP SER LEU ASP PRO ASN GLU LEU GLU ARG SEQRES 8 B 347 GLY PHE ASN GLU GLY VAL PHE THR ALA ALA KCX LEU TYR SEQRES 9 B 347 PRO ALA ASN ALA THR THR ASN SER SER HIS GLY VAL THR SEQRES 10 B 347 SER VAL ASP ALA ILE MET PRO VAL LEU GLU ARG MET GLU SEQRES 11 B 347 LYS ILE GLY MET PRO LEU LEU VAL HIS GLY GLU VAL THR SEQRES 12 B 347 HIS ALA ASP ILE ASP ILE PHE ASP ARG GLU ALA ARG PHE SEQRES 13 B 347 ILE GLU SER VAL MET GLU PRO LEU ARG GLN ARG LEU THR SEQRES 14 B 347 ALA LEU LYS VAL VAL PHE GLU HIS ILE THR THR LYS ASP SEQRES 15 B 347 ALA ALA ASP TYR VAL ARG ASP GLY ASN GLU ARG LEU ALA SEQRES 16 B 347 ALA THR ILE THR PRO GLN HIS LEU MET PHE ASN ARG ASN SEQRES 17 B 347 HIS MET LEU VAL GLY GLY VAL ARG PRO HIS LEU TYR CYS SEQRES 18 B 347 LEU PRO ILE LEU LYS ARG ASN ILE HIS GLN GLN ALA LEU SEQRES 19 B 347 ARG GLU LEU VAL ALA SER GLY PHE GLN ARG VAL PHE LEU SEQRES 20 B 347 GLY THR ASP SER ALA PRO HIS ALA ARG HIS ARG LYS GLU SEQRES 21 B 347 SER SER CYS GLY CYS ALA GLY CYS PHE ASN ALA PRO THR SEQRES 22 B 347 ALA LEU GLY SER TYR ALA THR VAL PHE GLU GLU MET ASN SEQRES 23 B 347 ALA LEU GLN HIS PHE GLU ALA PHE CYS SER VAL ASN GLY SEQRES 24 B 347 PRO GLN PHE TYR GLY LEU PRO VAL ASN ASP THR PHE ILE SEQRES 25 B 347 GLU LEU VAL ARG GLU GLU GLN GLN VAL ALA GLU SER ILE SEQRES 26 B 347 ALA LEU THR ASP ASP THR LEU VAL PRO PHE LEU ALA GLY SEQRES 27 B 347 GLU THR VAL ARG TRP SER VAL LYS GLN MODRES 1J79 KCX A 102 LYS LYSINE NZ-CARBOXYLIC ACID MODRES 1J79 KCX B 102 LYS LYSINE NZ-CARBOXYLIC ACID HET KCX A 102 12 HET KCX B 102 12 HET ZN A 400 1 HET ZN A 401 1 HET ZN B 400 1 HET ZN B 401 1 HET ORO A 410 11 HET NCD B 411 12 HET NCD A 950 12 HETNAM KCX LYSINE NZ-CARBOXYLIC ACID HETNAM ZN ZINC ION HETNAM ORO OROTIC ACID HETNAM NCD N-CARBAMOYL-L-ASPARTATE FORMUL 1 KCX 2(C7 H14 N2 O4) FORMUL 3 ZN 4(ZN 2+) FORMUL 7 ORO C5 H4 N2 O4 FORMUL 8 NCD 2(C5 H8 N2 O5) FORMUL 10 HOH *731(H2 O) HELIX 1 1 ASP A 21 GLU A 34 1 14 HELIX 2 2 THR A 51 VAL A 66 1 16 HELIX 3 3 ASP A 85 GLU A 95 1 11 HELIX 4 4 VAL A 119 ALA A 121 5 3 HELIX 5 5 ILE A 122 GLY A 133 1 12 HELIX 6 6 ASP A 148 PHE A 150 5 3 HELIX 7 7 ASP A 151 VAL A 160 1 10 HELIX 8 8 VAL A 160 LEU A 168 1 9 HELIX 9 9 THR A 180 ASP A 189 1 10 HELIX 10 10 THR A 199 PHE A 205 1 7 HELIX 11 11 ASN A 206 VAL A 212 1 7 HELIX 12 12 ARG A 216 TYR A 220 5 5 HELIX 13 13 ARG A 227 GLY A 241 1 15 HELIX 14 14 ALA A 255 GLU A 260 1 6 HELIX 15 15 THR A 273 MET A 285 1 13 HELIX 16 16 ALA A 287 GLN A 289 5 3 HELIX 17 17 HIS A 290 VAL A 297 1 8 HELIX 18 18 VAL A 297 GLY A 304 1 8 HELIX 19 19 ASP B 21 GLU B 34 1 14 HELIX 20 20 THR B 51 VAL B 66 1 16 HELIX 21 21 ASP B 85 GLU B 95 1 11 HELIX 22 22 SER B 118 MET B 123 1 6 HELIX 23 23 ILE B 122 GLY B 133 1 12 HELIX 24 24 ASP B 148 PHE B 150 5 3 HELIX 25 25 ASP B 151 VAL B 160 1 10 HELIX 26 26 VAL B 160 LEU B 168 1 9 HELIX 27 27 THR B 180 ASP B 189 1 10 HELIX 28 28 THR B 199 PHE B 205 1 7 HELIX 29 29 ASN B 206 VAL B 212 1 7 HELIX 30 30 ARG B 216 TYR B 220 5 5 HELIX 31 31 ARG B 227 SER B 240 1 14 HELIX 32 32 ALA B 255 GLU B 260 1 6 HELIX 33 33 THR B 273 MET B 285 1 13 HELIX 34 34 ALA B 287 VAL B 297 1 11 HELIX 35 35 VAL B 297 TYR B 303 1 7 SHEET 1 A 3 VAL A 6 ARG A 10 0 SHEET 2 A 3 PHE A 311 VAL A 315 -1 N ILE A 312 O ILE A 9 SHEET 3 A 3 SER A 344 VAL A 345 -1 O SER A 344 N VAL A 315 SHEET 1 B 4 ASP A 14 LEU A 17 0 SHEET 2 B 4 ARG A 38 VAL A 41 1 O ARG A 38 N ASP A 14 SHEET 3 B 4 THR A 73 THR A 77 1 O THR A 73 N ALA A 39 SHEET 4 B 4 PHE A 98 ALA A 100 1 N THR A 99 O MET A 76 SHEET 1 C 4 LEU A 136 VAL A 138 0 SHEET 2 C 4 VAL A 173 PHE A 175 1 N VAL A 174 O LEU A 136 SHEET 3 C 4 LEU A 194 ILE A 198 1 O ALA A 195 N PHE A 175 SHEET 4 C 4 VAL A 245 LEU A 247 1 N PHE A 246 O ALA A 196 SHEET 1 D 2 GLN A 319 GLN A 320 0 SHEET 2 D 2 THR A 340 VAL A 341 -1 N VAL A 341 O GLN A 319 SHEET 1 E 2 ILE A 325 ALA A 326 0 SHEET 2 E 2 THR A 331 LEU A 332 -1 N LEU A 332 O ILE A 325 SHEET 1 F 3 VAL B 6 ARG B 10 0 SHEET 2 F 3 PHE B 311 VAL B 315 -1 N ILE B 312 O ILE B 9 SHEET 3 F 3 SER B 344 VAL B 345 -1 O SER B 344 N VAL B 315 SHEET 1 G 4 ASP B 14 LEU B 17 0 SHEET 2 G 4 ARG B 38 VAL B 41 1 O ARG B 38 N ASP B 14 SHEET 3 G 4 THR B 73 THR B 77 1 O THR B 73 N ALA B 39 SHEET 4 G 4 PHE B 98 ALA B 100 1 N THR B 99 O MET B 76 SHEET 1 H 4 LEU B 136 VAL B 138 0 SHEET 2 H 4 VAL B 173 PHE B 175 1 N VAL B 174 O LEU B 136 SHEET 3 H 4 LEU B 194 ILE B 198 1 O ALA B 195 N PHE B 175 SHEET 4 H 4 VAL B 245 LEU B 247 1 N PHE B 246 O ALA B 196 SHEET 1 I 2 GLN B 319 GLN B 320 0 SHEET 2 I 2 THR B 340 VAL B 341 -1 N VAL B 341 O GLN B 319 SHEET 1 J 2 ILE B 325 ALA B 326 0 SHEET 2 J 2 THR B 331 LEU B 332 -1 N LEU B 332 O ILE B 325 LINK C ALA A 101 N KCX A 102 1555 1555 1.32 LINK C KCX A 102 N LEU A 103 1555 1555 1.33 LINK OQ1 KCX A 102 ZN ZN A 401 1555 1555 2.02 LINK ZN ZN A 400 NE2 HIS A 16 1555 1555 2.14 LINK ZN ZN A 400 NE2 HIS A 18 1555 1555 2.11 LINK ZN ZN A 400 OQ2 KCX A 102 1555 1555 2.23 LINK ZN ZN A 400 OD1 ASP A 250 1555 1555 2.30 LINK ZN ZN A 400 O HOH A1407 1555 1555 2.05 LINK ZN ZN A 401 ND1 HIS A 139 1555 1555 2.16 LINK ZN ZN A 401 NE2 HIS A 177 1555 1555 2.11 LINK ZN ZN A 401 O HOH A1407 1555 1555 2.37 LINK C ALA B 101 N KCX B 102 1555 1555 1.34 LINK C KCX B 102 N LEU B 103 1555 1555 1.32 LINK ZN ZN B 400 OQ2 KCX B 102 1555 1555 2.35 LINK ZN ZN B 400 NE2 HIS B 18 1555 1555 2.03 LINK ZN ZN B 400 OD1 ASP B 250 1555 1555 2.21 LINK ZN ZN B 400 O4 NCD B 411 1555 1555 2.27 LINK ZN ZN B 400 NE2 HIS B 16 1555 1555 2.16 LINK ZN ZN B 401 O5 NCD B 411 1555 1555 2.22 LINK ZN ZN B 401 NE2 HIS B 177 1555 1555 2.10 LINK ZN ZN B 401 ND1 HIS B 139 1555 1555 2.32 LINK ZN ZN B 401 OQ1 KCX B 102 1555 1555 2.19 CISPEP 1 ALA A 46 PRO A 47 0 1.06 CISPEP 2 LEU A 222 PRO A 223 0 -3.47 CISPEP 3 ALA B 46 PRO B 47 0 2.72 CISPEP 4 LEU B 222 PRO B 223 0 -3.59 SITE 1 AC1 6 HIS A 16 HIS A 18 KCX A 102 ASP A 250 SITE 2 AC1 6 ZN A 401 HOH A1407 SITE 1 AC2 6 KCX A 102 HIS A 139 HIS A 177 ZN A 400 SITE 2 AC2 6 ORO A 410 HOH A1407 SITE 1 AC3 5 HIS B 16 HIS B 18 KCX B 102 ASP B 250 SITE 2 AC3 5 NCD B 411 SITE 1 AC4 4 KCX B 102 HIS B 139 HIS B 177 NCD B 411 SITE 1 AC5 14 HIS A 18 ARG A 20 ASN A 44 HIS A 139 SITE 2 AC5 14 CYS A 221 LEU A 222 ASP A 250 ALA A 252 SITE 3 AC5 14 HIS A 254 ALA A 266 GLY A 267 ZN A 401 SITE 4 AC5 14 HOH A1160 HOH A1407 SITE 1 AC6 15 HIS B 18 ARG B 20 ASN B 44 KCX B 102 SITE 2 AC6 15 HIS B 139 CYS B 221 LEU B 222 ASP B 250 SITE 3 AC6 15 ALA B 252 HIS B 254 ALA B 266 GLY B 267 SITE 4 AC6 15 ZN B 400 ZN B 401 HOH B1485 SITE 1 AC7 7 ASN A 208 HIS A 209 VAL A 212 HOH A1110 SITE 2 AC7 7 HOH A1446 ALA B 145 ARG B 152 CRYST1 51.600 78.800 180.300 90.00 90.00 90.00 P 21 21 21 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 0.019380 0.000000 0.000000 0.00000 SCALE2 0.000000 0.012690 0.000000 0.00000 SCALE3 0.000000 0.000000 0.005546 0.00000