HEADER ISOMERASE 22-MAY-09 3HK5 TITLE CRYSTAL STRUCTURE OF URONATE ISOMERASE FROM BACILLUS HALODURANS TITLE 2 COMPLEXED WITH ZINC AND D-ARABINARATE COMPND MOL_ID: 1; COMPND 2 MOLECULE: URONATE ISOMERASE; COMPND 3 CHAIN: A, B; COMPND 4 SYNONYM: BH0493 PROTEIN; COMPND 5 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: BACILLUS HALODURANS C-125; SOURCE 3 ORGANISM_TAXID: 272558; SOURCE 4 STRAIN: C-125 / DSM 18197 / FERM 7344 / JCM 9153; SOURCE 5 ATCC: BAA-125; SOURCE 6 GENE: BH0493; SOURCE 7 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 8 EXPRESSION_SYSTEM_TAXID: 562 KEYWDS URONATE ISOMERASE, MECHANISM OF THE REACTION, D-ARABINARATE, KEYWDS 2 ISOMERASE EXPDTA X-RAY DIFFRACTION AUTHOR A.A.FEDOROV,E.V.FEDOROV,T.T.NGUYEN,F.M.RAUSHEL,S.C.ALMO REVDAT 3 06-SEP-23 3HK5 1 REMARK LINK REVDAT 2 29-SEP-09 3HK5 1 JRNL REVDAT 1 25-AUG-09 3HK5 0 JRNL AUTH T.T.NGUYEN,A.A.FEDOROV,L.WILLIAMS,E.V.FEDOROV,Y.LI,C.XU, JRNL AUTH 2 S.C.ALMO,F.M.RAUSHEL JRNL TITL THE MECHANISM OF THE REACTION CATALYZED BY URONATE ISOMERASE JRNL TITL 2 ILLUSTRATES HOW AN ISOMERASE MAY HAVE EVOLVED FROM A JRNL TITL 3 HYDROLASE WITHIN THE AMIDOHYDROLASE SUPERFAMILY. JRNL REF BIOCHEMISTRY V. 48 8879 2009 JRNL REFN ISSN 0006-2960 JRNL PMID 19678710 JRNL DOI 10.1021/BI901046X REMARK 2 REMARK 2 RESOLUTION. 2.20 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : CNS 1.1 REMARK 3 AUTHORS : BRUNGER,ADAMS,CLORE,DELANO,GROS,GROSSE- REMARK 3 : KUNSTLEVE,JIANG,KUSZEWSKI,NILGES,PANNU, REMARK 3 : READ,RICE,SIMONSON,WARREN REMARK 3 REMARK 3 REFINEMENT TARGET : ENGH & HUBER REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 2.20 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 24.94 REMARK 3 DATA CUTOFF (SIGMA(F)) : 0.000 REMARK 3 DATA CUTOFF HIGH (ABS(F)) : 3371422.010 REMARK 3 DATA CUTOFF LOW (ABS(F)) : 0.0000 REMARK 3 COMPLETENESS (WORKING+TEST) (%) : 99.7 REMARK 3 NUMBER OF REFLECTIONS : 55294 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 CROSS-VALIDATION METHOD : THROUGHOUT REMARK 3 FREE R VALUE TEST SET SELECTION : RANDOM REMARK 3 R VALUE (WORKING SET) : 0.218 REMARK 3 FREE R VALUE : 0.238 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 5.100 REMARK 3 FREE R VALUE TEST SET COUNT : 2807 REMARK 3 ESTIMATED ERROR OF FREE R VALUE : 0.004 REMARK 3 REMARK 3 FIT IN THE HIGHEST RESOLUTION BIN. REMARK 3 TOTAL NUMBER OF BINS USED : 10 REMARK 3 BIN RESOLUTION RANGE HIGH (A) : 2.20 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 2.28 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : 99.90 REMARK 3 REFLECTIONS IN BIN (WORKING SET) : 5200 REMARK 3 BIN R VALUE (WORKING SET) : 0.2720 REMARK 3 BIN FREE R VALUE : 0.3090 REMARK 3 BIN FREE R VALUE TEST SET SIZE (%) : 5.10 REMARK 3 BIN FREE R VALUE TEST SET COUNT : 281 REMARK 3 ESTIMATED ERROR OF BIN FREE R VALUE : 0.018 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 6764 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 38 REMARK 3 SOLVENT ATOMS : 259 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 24.30 REMARK 3 MEAN B VALUE (OVERALL, A**2) : 36.80 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : -8.27000 REMARK 3 B22 (A**2) : -8.27000 REMARK 3 B33 (A**2) : 16.55000 REMARK 3 B12 (A**2) : -1.14000 REMARK 3 B13 (A**2) : 0.00000 REMARK 3 B23 (A**2) : 0.00000 REMARK 3 REMARK 3 ESTIMATED COORDINATE ERROR. REMARK 3 ESD FROM LUZZATI PLOT (A) : 0.28 REMARK 3 ESD FROM SIGMAA (A) : 0.23 REMARK 3 LOW RESOLUTION CUTOFF (A) : 5.00 REMARK 3 REMARK 3 CROSS-VALIDATED ESTIMATED COORDINATE ERROR. REMARK 3 ESD FROM C-V LUZZATI PLOT (A) : 0.32 REMARK 3 ESD FROM C-V SIGMAA (A) : 0.29 REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES. REMARK 3 BOND LENGTHS (A) : 0.007 REMARK 3 BOND ANGLES (DEGREES) : 1.300 REMARK 3 DIHEDRAL ANGLES (DEGREES) : 21.00 REMARK 3 IMPROPER ANGLES (DEGREES) : 0.800 REMARK 3 REMARK 3 ISOTROPIC THERMAL MODEL : RESTRAINED REMARK 3 REMARK 3 ISOTROPIC THERMAL FACTOR RESTRAINTS. RMS SIGMA REMARK 3 MAIN-CHAIN BOND (A**2) : 1.110 ; 1.500 REMARK 3 MAIN-CHAIN ANGLE (A**2) : 1.670 ; 2.000 REMARK 3 SIDE-CHAIN BOND (A**2) : 1.940 ; 2.000 REMARK 3 SIDE-CHAIN ANGLE (A**2) : 2.720 ; 2.500 REMARK 3 REMARK 3 BULK SOLVENT MODELING. REMARK 3 METHOD USED : FLAT MODEL REMARK 3 KSOL : 0.37 REMARK 3 BSOL : 52.97 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 : PROTEIN_REP.PARAM REMARK 3 PARAMETER FILE 2 : WATER_REP.PARAM REMARK 3 PARAMETER FILE 3 : ION.PARAM REMARK 3 PARAMETER FILE 4 : INH_PAR.TXT REMARK 3 PARAMETER FILE 5 : &_1_PARAMETER_INFILE_5 REMARK 3 PARAMETER FILE 6 : NULL REMARK 3 TOPOLOGY FILE 1 : PROTEIN.TOP REMARK 3 TOPOLOGY FILE 2 : WATER.TOP REMARK 3 TOPOLOGY FILE 3 : ION.TOP REMARK 3 TOPOLOGY FILE 4 : &_1_TOPOLOGY_INFILE_4 REMARK 3 TOPOLOGY FILE 5 : &_1_TOPOLOGY_INFILE_5 REMARK 3 TOPOLOGY FILE 6 : NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 3HK5 COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 26-MAY-09. REMARK 100 THE DEPOSITION ID IS D_1000053232. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 02-MAY-07 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : 8.5 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : NSLS REMARK 200 BEAMLINE : X4A REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 0.97915 REMARK 200 MONOCHROMATOR : SI(111) CHANNEL REMARK 200 OPTICS : MIRRORS REMARK 200 REMARK 200 DETECTOR TYPE : CCD REMARK 200 DETECTOR MANUFACTURER : ADSC QUANTUM 4 REMARK 200 INTENSITY-INTEGRATION SOFTWARE : DENZO REMARK 200 DATA SCALING SOFTWARE : SCALEPACK REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 55294 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.200 REMARK 200 RESOLUTION RANGE LOW (A) : 25.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : 0.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 99.7 REMARK 200 DATA REDUNDANCY : NULL REMARK 200 R MERGE (I) : 0.05800 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: SINGLE WAVELENGTH REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT REMARK 200 SOFTWARE USED: BALBES REMARK 200 STARTING MODEL: PDB ENTRY 2Q08 REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 54.90 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.73 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 25% PEG 3350, 0.1M TRIS-HCL, 0.2M REMARK 280 NACL, PH 8.5, VAPOR DIFFUSION, HANGING DROP, TEMPERATURE 293.0K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: H 3 2 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -Y,X-Y,Z REMARK 290 3555 -X+Y,-X,Z REMARK 290 4555 Y,X,-Z REMARK 290 5555 X-Y,-Y,-Z REMARK 290 6555 -X,-X+Y,-Z REMARK 290 7555 X+2/3,Y+1/3,Z+1/3 REMARK 290 8555 -Y+2/3,X-Y+1/3,Z+1/3 REMARK 290 9555 -X+Y+2/3,-X+1/3,Z+1/3 REMARK 290 10555 Y+2/3,X+1/3,-Z+1/3 REMARK 290 11555 X-Y+2/3,-Y+1/3,-Z+1/3 REMARK 290 12555 -X+2/3,-X+Y+1/3,-Z+1/3 REMARK 290 13555 X+1/3,Y+2/3,Z+2/3 REMARK 290 14555 -Y+1/3,X-Y+2/3,Z+2/3 REMARK 290 15555 -X+Y+1/3,-X+2/3,Z+2/3 REMARK 290 16555 Y+1/3,X+2/3,-Z+2/3 REMARK 290 17555 X-Y+1/3,-Y+2/3,-Z+2/3 REMARK 290 18555 -X+1/3,-X+Y+2/3,-Z+2/3 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 -0.500000 -0.866025 0.000000 0.00000 REMARK 290 SMTRY2 2 0.866025 -0.500000 0.000000 0.00000 REMARK 290 SMTRY3 2 0.000000 0.000000 1.000000 0.00000 REMARK 290 SMTRY1 3 -0.500000 0.866025 0.000000 0.00000 REMARK 290 SMTRY2 3 -0.866025 -0.500000 0.000000 0.00000 REMARK 290 SMTRY3 3 0.000000 0.000000 1.000000 0.00000 REMARK 290 SMTRY1 4 -0.500000 0.866025 0.000000 0.00000 REMARK 290 SMTRY2 4 0.866025 0.500000 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 0.00000 REMARK 290 SMTRY2 5 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 5 0.000000 0.000000 -1.000000 0.00000 REMARK 290 SMTRY1 6 -0.500000 -0.866025 0.000000 0.00000 REMARK 290 SMTRY2 6 -0.866025 0.500000 0.000000 0.00000 REMARK 290 SMTRY3 6 0.000000 0.000000 -1.000000 0.00000 REMARK 290 SMTRY1 7 1.000000 0.000000 0.000000 74.67350 REMARK 290 SMTRY2 7 0.000000 1.000000 0.000000 43.11277 REMARK 290 SMTRY3 7 0.000000 0.000000 1.000000 84.71933 REMARK 290 SMTRY1 8 -0.500000 -0.866025 0.000000 74.67350 REMARK 290 SMTRY2 8 0.866025 -0.500000 0.000000 43.11277 REMARK 290 SMTRY3 8 0.000000 0.000000 1.000000 84.71933 REMARK 290 SMTRY1 9 -0.500000 0.866025 0.000000 74.67350 REMARK 290 SMTRY2 9 -0.866025 -0.500000 0.000000 43.11277 REMARK 290 SMTRY3 9 0.000000 0.000000 1.000000 84.71933 REMARK 290 SMTRY1 10 -0.500000 0.866025 0.000000 74.67350 REMARK 290 SMTRY2 10 0.866025 0.500000 0.000000 43.11277 REMARK 290 SMTRY3 10 0.000000 0.000000 -1.000000 84.71933 REMARK 290 SMTRY1 11 1.000000 0.000000 0.000000 74.67350 REMARK 290 SMTRY2 11 0.000000 -1.000000 0.000000 43.11277 REMARK 290 SMTRY3 11 0.000000 0.000000 -1.000000 84.71933 REMARK 290 SMTRY1 12 -0.500000 -0.866025 0.000000 74.67350 REMARK 290 SMTRY2 12 -0.866025 0.500000 0.000000 43.11277 REMARK 290 SMTRY3 12 0.000000 0.000000 -1.000000 84.71933 REMARK 290 SMTRY1 13 1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 13 0.000000 1.000000 0.000000 86.22553 REMARK 290 SMTRY3 13 0.000000 0.000000 1.000000 169.43867 REMARK 290 SMTRY1 14 -0.500000 -0.866025 0.000000 0.00000 REMARK 290 SMTRY2 14 0.866025 -0.500000 0.000000 86.22553 REMARK 290 SMTRY3 14 0.000000 0.000000 1.000000 169.43867 REMARK 290 SMTRY1 15 -0.500000 0.866025 0.000000 0.00000 REMARK 290 SMTRY2 15 -0.866025 -0.500000 0.000000 86.22553 REMARK 290 SMTRY3 15 0.000000 0.000000 1.000000 169.43867 REMARK 290 SMTRY1 16 -0.500000 0.866025 0.000000 0.00000 REMARK 290 SMTRY2 16 0.866025 0.500000 0.000000 86.22553 REMARK 290 SMTRY3 16 0.000000 0.000000 -1.000000 169.43867 REMARK 290 SMTRY1 17 1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 17 0.000000 -1.000000 0.000000 86.22553 REMARK 290 SMTRY3 17 0.000000 0.000000 -1.000000 169.43867 REMARK 290 SMTRY1 18 -0.500000 -0.866025 0.000000 0.00000 REMARK 290 SMTRY2 18 -0.866025 0.500000 0.000000 86.22553 REMARK 290 SMTRY3 18 0.000000 0.000000 -1.000000 169.43867 REMARK 290 REMARK 290 REMARK: NULL REMARK 300 REMARK 300 BIOMOLECULE: 1, 2 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: HEXAMERIC REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: HEXAMERIC REMARK 350 SOFTWARE USED: PISA REMARK 350 TOTAL BURIED SURFACE AREA: 11190 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 41060 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -27.5 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 350 BIOMT1 2 -0.500000 -0.866025 0.000000 0.00000 REMARK 350 BIOMT2 2 0.866025 -0.500000 0.000000 0.00000 REMARK 350 BIOMT3 2 0.000000 0.000000 1.000000 0.00000 REMARK 350 BIOMT1 3 -0.500000 0.866025 0.000000 0.00000 REMARK 350 BIOMT2 3 -0.866025 -0.500000 0.000000 0.00000 REMARK 350 BIOMT3 3 0.000000 0.000000 1.000000 0.00000 REMARK 350 REMARK 350 BIOMOLECULE: 2 REMARK 350 AUTHOR DETERMINED BIOLOGICAL UNIT: HEXAMERIC REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: HEXAMERIC REMARK 350 SOFTWARE USED: PISA REMARK 350 TOTAL BURIED SURFACE AREA: 11190 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 41020 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -27.5 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 350 BIOMT1 2 -0.500000 -0.866025 0.000000 0.00000 REMARK 350 BIOMT2 2 0.866025 -0.500000 0.000000 0.00000 REMARK 350 BIOMT3 2 0.000000 0.000000 1.000000 0.00000 REMARK 350 BIOMT1 3 -0.500000 0.866025 0.000000 0.00000 REMARK 350 BIOMT2 3 -0.866025 -0.500000 0.000000 0.00000 REMARK 350 BIOMT3 3 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 ZN ZN A 431 LIES ON A SPECIAL POSITION. REMARK 375 CL CL A 432 LIES ON A SPECIAL POSITION. REMARK 375 ZN ZN B 431 LIES ON A SPECIAL POSITION. REMARK 375 CL CL B 432 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 1 REMARK 465 SER A 2 REMARK 465 ILE A 3 REMARK 465 ASN A 4 REMARK 465 ASN A 415 REMARK 465 ASP A 416 REMARK 465 HIS A 417 REMARK 465 VAL A 418 REMARK 465 THR A 419 REMARK 465 SER A 420 REMARK 465 VAL A 421 REMARK 465 LYS A 422 REMARK 465 VAL A 423 REMARK 465 GLU A 424 REMARK 465 GLN A 425 REMARK 465 GLN A 426 REMARK 465 THR A 427 REMARK 465 MET B 1 REMARK 465 SER B 2 REMARK 465 ILE B 3 REMARK 465 ASN B 4 REMARK 465 ASN B 415 REMARK 465 ASP B 416 REMARK 465 HIS B 417 REMARK 465 VAL B 418 REMARK 465 THR B 419 REMARK 465 SER B 420 REMARK 465 VAL B 421 REMARK 465 LYS B 422 REMARK 465 VAL B 423 REMARK 465 GLU B 424 REMARK 465 GLN B 425 REMARK 465 GLN B 426 REMARK 465 THR B 427 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 545 O HOH A 594 3555 2.13 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 410 CD - NE - CZ ANGL. DEV. = 9.3 DEGREES REMARK 500 ARG A 410 NE - CZ - NH1 ANGL. DEV. = -6.6 DEGREES REMARK 500 ARG A 410 NE - CZ - NH2 ANGL. DEV. = 6.4 DEGREES REMARK 500 ARG B 410 CD - NE - CZ ANGL. DEV. = 9.2 DEGREES REMARK 500 ARG B 410 NE - CZ - NH1 ANGL. DEV. = 6.3 DEGREES REMARK 500 ARG B 410 NE - CZ - NH2 ANGL. DEV. = -6.6 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 26 111.37 -163.02 REMARK 500 ASP A 41 156.42 133.15 REMARK 500 GLU A 177 40.63 -141.73 REMARK 500 LYS A 191 65.68 -68.24 REMARK 500 CYS A 243 -60.13 -125.86 REMARK 500 TRP A 326 -100.91 51.80 REMARK 500 SER A 405 -54.55 -155.18 REMARK 500 HIS B 26 111.45 -162.97 REMARK 500 ASP B 41 158.72 140.81 REMARK 500 GLU B 177 39.69 -141.57 REMARK 500 LYS B 191 65.80 -68.71 REMARK 500 CYS B 243 -59.29 -125.80 REMARK 500 TRP B 326 -101.46 51.27 REMARK 500 SER B 405 -53.67 -156.44 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 ZN A 430 ZN REMARK 620 N RES CSSEQI ATOM REMARK 620 1 HIS A 26 NE2 REMARK 620 2 HIS A 28 NE2 108.9 REMARK 620 3 ASP A 355 OD1 95.3 86.5 REMARK 620 4 RAT A 428 O1B 100.3 99.4 160.4 REMARK 620 5 RAT A 428 O2 136.0 115.1 87.7 72.9 REMARK 620 N 1 2 3 4 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 ZN A 431 ZN REMARK 620 N RES CSSEQI ATOM REMARK 620 1 HOH A 595 O REMARK 620 2 HOH A 596 O 76.4 REMARK 620 N 1 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 ZN B 430 ZN REMARK 620 N RES CSSEQI ATOM REMARK 620 1 HIS B 26 NE2 REMARK 620 2 HIS B 28 NE2 107.7 REMARK 620 3 ASP B 355 OD1 97.6 87.4 REMARK 620 4 RAT B 428 O1B 99.1 95.6 161.3 REMARK 620 5 RAT B 428 O2 136.8 115.2 89.3 72.7 REMARK 620 N 1 2 3 4 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 ZN B 431 ZN REMARK 620 N RES CSSEQI ATOM REMARK 620 1 HOH B 526 O REMARK 620 2 HOH B 527 O 75.9 REMARK 620 N 1 REMARK 800 REMARK 800 SITE REMARK 800 SITE_IDENTIFIER: AC1 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE RAT A 428 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE CO3 A 429 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC3 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE ZN A 430 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC4 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE ZN A 431 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC5 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE CL A 432 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC6 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE RAT B 428 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC7 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE CO3 B 429 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC8 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE ZN B 430 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC9 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE ZN B 431 REMARK 800 REMARK 800 SITE_IDENTIFIER: BC1 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE CL B 432 REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 2Q08 RELATED DB: PDB REMARK 900 CRYSTAL STRUCTURE OF URONATE ISOMERASE IN APO FORM REMARK 900 RELATED ID: 2Q6E RELATED DB: PDB REMARK 900 CRYSTAL STRUCTURE OF URONATE ISOMERASE IN APO FORM REMARK 900 RELATED ID: 3HK7 RELATED DB: PDB REMARK 900 CRYSTAL STRUCTURE OF URONATE ISOMERASE FROM BACILLUS HALODURANS REMARK 900 COMPLEXED WITH ZINC AND D-ARABINARATE, CRYSTAL FORM 2 REMARK 900 RELATED ID: 3HK8 RELATED DB: PDB REMARK 900 CRYSTAL STRUCTURE OF URONATE ISOMERASE FROM BACILLUS HALODURANS REMARK 900 COMPLEXED WITH ZINC AND D-ARABINOHYDROXAMATE REMARK 900 RELATED ID: 3HK9 RELATED DB: PDB REMARK 900 CRYSTAL STRUCTURE OF URONATE ISOMERASE FROM BACILLUS HALODURANS REMARK 900 COMPLEXED WITH ZINC AND D-GLUCURONATE REMARK 900 RELATED ID: 3HKA RELATED DB: PDB REMARK 900 CRYSTAL STRUCTURE OF URONATE ISOMERASE FROM BACILLUS HALODURANS REMARK 900 COMPLEXED WITH ZINC AND D-FRUCTURONATE DBREF 3HK5 A 1 427 UNP Q9KFI6 Q9KFI6_BACHD 1 427 DBREF 3HK5 B 1 427 UNP Q9KFI6 Q9KFI6_BACHD 1 427 SEQRES 1 A 427 MET SER ILE ASN SER ARG GLU VAL LEU ALA GLU LYS VAL SEQRES 2 A 427 LYS ASN ALA VAL ASN ASN GLN PRO VAL THR ASP MET HIS SEQRES 3 A 427 THR HIS LEU PHE SER PRO ASN PHE GLY GLU ILE LEU LEU SEQRES 4 A 427 TRP ASP ILE ASP GLU LEU LEU THR TYR HIS TYR LEU VAL SEQRES 5 A 427 ALA GLU VAL MET ARG TRP THR ASP VAL SER ILE GLU ALA SEQRES 6 A 427 PHE TRP ALA MET SER LYS ARG GLU GLN ALA ASP LEU ILE SEQRES 7 A 427 TRP GLU GLU LEU PHE ILE LYS ARG SER PRO VAL SER GLU SEQRES 8 A 427 ALA CYS ARG GLY VAL LEU THR CYS LEU GLN GLY LEU GLY SEQRES 9 A 427 LEU ASP PRO ALA THR ARG ASP LEU GLN VAL TYR ARG GLU SEQRES 10 A 427 TYR PHE ALA LYS LYS THR SER GLU GLU GLN VAL ASP THR SEQRES 11 A 427 VAL LEU GLN LEU ALA ASN VAL SER ASP VAL VAL MET THR SEQRES 12 A 427 ASN ASP PRO PHE ASP ASP ASN GLU ARG ILE SER TRP LEU SEQRES 13 A 427 GLU GLY LYS GLN PRO ASP SER ARG PHE HIS ALA ALA LEU SEQRES 14 A 427 ARG LEU ASP PRO LEU LEU ASN GLU TYR GLU GLN THR LYS SEQRES 15 A 427 HIS ARG LEU ARG ASP TRP GLY TYR LYS VAL ASN ASP GLU SEQRES 16 A 427 TRP ASN GLU GLY SER ILE GLN GLU VAL LYS ARG PHE LEU SEQRES 17 A 427 THR ASP TRP ILE GLU ARG MET ASP PRO VAL TYR MET ALA SEQRES 18 A 427 VAL SER LEU PRO PRO THR PHE SER PHE PRO GLU GLU SER SEQRES 19 A 427 ASN ARG GLY ARG ILE ILE ARG ASP CYS LEU LEU PRO VAL SEQRES 20 A 427 ALA GLU LYS HIS ASN ILE PRO PHE ALA MET MET ILE GLY SEQRES 21 A 427 VAL LYS LYS ARG VAL HIS PRO ALA LEU GLY ASP ALA GLY SEQRES 22 A 427 ASP PHE VAL GLY LYS ALA SER MET ASP GLY VAL GLU HIS SEQRES 23 A 427 LEU LEU ARG GLU TYR PRO ASN ASN LYS PHE LEU VAL THR SEQRES 24 A 427 MET LEU SER ARG GLU ASN GLN HIS GLU LEU VAL VAL LEU SEQRES 25 A 427 ALA ARG LYS PHE SER ASN LEU MET ILE PHE GLY CYS TRP SEQRES 26 A 427 TRP PHE MET ASN ASN PRO GLU ILE ILE ASN GLU MET THR SEQRES 27 A 427 ARG MET ARG MET GLU MET LEU GLY THR SER PHE ILE PRO SEQRES 28 A 427 GLN HIS SER ASP ALA ARG VAL LEU GLU GLN LEU ILE TYR SEQRES 29 A 427 LYS TRP HIS HIS SER LYS SER ILE ILE ALA GLU VAL LEU SEQRES 30 A 427 ILE ASP LYS TYR ASP ASP ILE LEU GLN ALA GLY TRP GLU SEQRES 31 A 427 VAL THR GLU GLU GLU ILE LYS ARG ASP VAL ALA ASP LEU SEQRES 32 A 427 PHE SER ARG ASN PHE TRP ARG PHE VAL GLY ARG ASN ASP SEQRES 33 A 427 HIS VAL THR SER VAL LYS VAL GLU GLN GLN THR SEQRES 1 B 427 MET SER ILE ASN SER ARG GLU VAL LEU ALA GLU LYS VAL SEQRES 2 B 427 LYS ASN ALA VAL ASN ASN GLN PRO VAL THR ASP MET HIS SEQRES 3 B 427 THR HIS LEU PHE SER PRO ASN PHE GLY GLU ILE LEU LEU SEQRES 4 B 427 TRP ASP ILE ASP GLU LEU LEU THR TYR HIS TYR LEU VAL SEQRES 5 B 427 ALA GLU VAL MET ARG TRP THR ASP VAL SER ILE GLU ALA SEQRES 6 B 427 PHE TRP ALA MET SER LYS ARG GLU GLN ALA ASP LEU ILE SEQRES 7 B 427 TRP GLU GLU LEU PHE ILE LYS ARG SER PRO VAL SER GLU SEQRES 8 B 427 ALA CYS ARG GLY VAL LEU THR CYS LEU GLN GLY LEU GLY SEQRES 9 B 427 LEU ASP PRO ALA THR ARG ASP LEU GLN VAL TYR ARG GLU SEQRES 10 B 427 TYR PHE ALA LYS LYS THR SER GLU GLU GLN VAL ASP THR SEQRES 11 B 427 VAL LEU GLN LEU ALA ASN VAL SER ASP VAL VAL MET THR SEQRES 12 B 427 ASN ASP PRO PHE ASP ASP ASN GLU ARG ILE SER TRP LEU SEQRES 13 B 427 GLU GLY LYS GLN PRO ASP SER ARG PHE HIS ALA ALA LEU SEQRES 14 B 427 ARG LEU ASP PRO LEU LEU ASN GLU TYR GLU GLN THR LYS SEQRES 15 B 427 HIS ARG LEU ARG ASP TRP GLY TYR LYS VAL ASN ASP GLU SEQRES 16 B 427 TRP ASN GLU GLY SER ILE GLN GLU VAL LYS ARG PHE LEU SEQRES 17 B 427 THR ASP TRP ILE GLU ARG MET ASP PRO VAL TYR MET ALA SEQRES 18 B 427 VAL SER LEU PRO PRO THR PHE SER PHE PRO GLU GLU SER SEQRES 19 B 427 ASN ARG GLY ARG ILE ILE ARG ASP CYS LEU LEU PRO VAL SEQRES 20 B 427 ALA GLU LYS HIS ASN ILE PRO PHE ALA MET MET ILE GLY SEQRES 21 B 427 VAL LYS LYS ARG VAL HIS PRO ALA LEU GLY ASP ALA GLY SEQRES 22 B 427 ASP PHE VAL GLY LYS ALA SER MET ASP GLY VAL GLU HIS SEQRES 23 B 427 LEU LEU ARG GLU TYR PRO ASN ASN LYS PHE LEU VAL THR SEQRES 24 B 427 MET LEU SER ARG GLU ASN GLN HIS GLU LEU VAL VAL LEU SEQRES 25 B 427 ALA ARG LYS PHE SER ASN LEU MET ILE PHE GLY CYS TRP SEQRES 26 B 427 TRP PHE MET ASN ASN PRO GLU ILE ILE ASN GLU MET THR SEQRES 27 B 427 ARG MET ARG MET GLU MET LEU GLY THR SER PHE ILE PRO SEQRES 28 B 427 GLN HIS SER ASP ALA ARG VAL LEU GLU GLN LEU ILE TYR SEQRES 29 B 427 LYS TRP HIS HIS SER LYS SER ILE ILE ALA GLU VAL LEU SEQRES 30 B 427 ILE ASP LYS TYR ASP ASP ILE LEU GLN ALA GLY TRP GLU SEQRES 31 B 427 VAL THR GLU GLU GLU ILE LYS ARG ASP VAL ALA ASP LEU SEQRES 32 B 427 PHE SER ARG ASN PHE TRP ARG PHE VAL GLY ARG ASN ASP SEQRES 33 B 427 HIS VAL THR SER VAL LYS VAL GLU GLN GLN THR HET RAT A 428 12 HET CO3 A 429 4 HET ZN A 430 1 HET ZN A 431 1 HET CL A 432 1 HET RAT B 428 12 HET CO3 B 429 4 HET ZN B 430 1 HET ZN B 431 1 HET CL B 432 1 HETNAM RAT D-ARABINARIC ACID HETNAM CO3 CARBONATE ION HETNAM ZN ZINC ION HETNAM CL CHLORIDE ION HETSYN RAT D-ARABINARATE FORMUL 3 RAT 2(C5 H8 O7) FORMUL 4 CO3 2(C O3 2-) FORMUL 5 ZN 4(ZN 2+) FORMUL 7 CL 2(CL 1-) FORMUL 13 HOH *259(H2 O) HELIX 1 1 SER A 5 GLN A 20 1 16 HELIX 2 2 SER A 31 GLY A 35 5 5 HELIX 3 3 ASP A 41 THR A 47 1 7 HELIX 4 4 TYR A 48 MET A 56 1 9 HELIX 5 5 SER A 62 MET A 69 1 8 HELIX 6 6 SER A 70 ILE A 84 1 15 HELIX 7 7 SER A 90 LEU A 103 1 14 HELIX 8 8 ASP A 111 LYS A 121 1 11 HELIX 9 9 THR A 123 ASN A 136 1 14 HELIX 10 10 ASP A 148 GLU A 157 1 10 HELIX 11 11 LEU A 171 GLU A 177 1 7 HELIX 12 12 GLU A 177 TRP A 188 1 12 HELIX 13 13 ASN A 197 ASP A 216 1 20 HELIX 14 14 SER A 234 CYS A 243 1 10 HELIX 15 15 CYS A 243 HIS A 251 1 9 HELIX 16 16 HIS A 266 GLY A 273 5 8 HELIX 17 17 MET A 281 TYR A 291 1 11 HELIX 18 18 SER A 302 GLU A 304 5 3 HELIX 19 19 ASN A 305 PHE A 316 1 12 HELIX 20 20 TRP A 325 ASN A 329 5 5 HELIX 21 21 ASN A 330 GLY A 346 1 17 HELIX 22 22 GLU A 360 ALA A 387 1 28 HELIX 23 23 THR A 392 SER A 405 1 14 HELIX 24 24 SER A 405 GLY A 413 1 9 HELIX 25 25 SER B 5 GLN B 20 1 16 HELIX 26 26 SER B 31 GLY B 35 5 5 HELIX 27 27 ASP B 41 THR B 47 1 7 HELIX 28 28 TYR B 48 MET B 56 1 9 HELIX 29 29 SER B 62 MET B 69 1 8 HELIX 30 30 SER B 70 PHE B 83 1 14 HELIX 31 31 SER B 90 LEU B 103 1 14 HELIX 32 32 ASP B 111 LYS B 121 1 11 HELIX 33 33 THR B 123 ASN B 136 1 14 HELIX 34 34 ASP B 148 GLU B 157 1 10 HELIX 35 35 LEU B 171 GLU B 177 1 7 HELIX 36 36 GLU B 177 TRP B 188 1 12 HELIX 37 37 ASN B 197 ASP B 216 1 20 HELIX 38 38 SER B 234 CYS B 243 1 10 HELIX 39 39 CYS B 243 HIS B 251 1 9 HELIX 40 40 HIS B 266 GLY B 273 5 8 HELIX 41 41 MET B 281 TYR B 291 1 11 HELIX 42 42 SER B 302 GLU B 304 5 3 HELIX 43 43 ASN B 305 PHE B 316 1 12 HELIX 44 44 TRP B 325 ASN B 329 5 5 HELIX 45 45 ASN B 330 GLY B 346 1 17 HELIX 46 46 GLU B 360 GLN B 386 1 27 HELIX 47 47 THR B 392 SER B 405 1 14 HELIX 48 48 SER B 405 GLY B 413 1 9 SHEET 1 A 3 VAL A 22 ASP A 24 0 SHEET 2 A 3 VAL A 137 VAL A 141 1 O ASP A 139 N ASP A 24 SHEET 3 A 3 PHE A 165 HIS A 166 1 O HIS A 166 N VAL A 140 SHEET 1 B 5 LEU A 169 ARG A 170 0 SHEET 2 B 5 MET A 220 LEU A 224 1 O ALA A 221 N LEU A 169 SHEET 3 B 5 PHE A 255 ILE A 259 1 O ALA A 256 N MET A 220 SHEET 4 B 5 PHE A 296 MET A 300 1 O LEU A 297 N MET A 257 SHEET 5 B 5 LEU A 319 ILE A 321 1 O MET A 320 N PHE A 296 SHEET 1 C 2 VAL A 261 LYS A 262 0 SHEET 2 C 2 PHE A 275 VAL A 276 -1 O PHE A 275 N LYS A 262 SHEET 1 D 3 VAL B 22 ASP B 24 0 SHEET 2 D 3 VAL B 137 VAL B 141 1 O ASP B 139 N ASP B 24 SHEET 3 D 3 PHE B 165 HIS B 166 1 O HIS B 166 N VAL B 140 SHEET 1 E 5 LEU B 169 ARG B 170 0 SHEET 2 E 5 MET B 220 LEU B 224 1 O ALA B 221 N LEU B 169 SHEET 3 E 5 PHE B 255 ILE B 259 1 O ALA B 256 N MET B 220 SHEET 4 E 5 PHE B 296 MET B 300 1 O LEU B 297 N MET B 257 SHEET 5 E 5 LEU B 319 ILE B 321 1 O MET B 320 N PHE B 296 SHEET 1 F 2 VAL B 261 LYS B 262 0 SHEET 2 F 2 PHE B 275 VAL B 276 -1 O PHE B 275 N LYS B 262 LINK NE2 HIS A 26 ZN ZN A 430 1555 1555 2.18 LINK NE2 HIS A 28 ZN ZN A 430 1555 1555 2.03 LINK OD1 ASP A 355 ZN ZN A 430 1555 1555 2.00 LINK O1B RAT A 428 ZN ZN A 430 1555 1555 2.27 LINK O2 RAT A 428 ZN ZN A 430 1555 1555 2.13 LINK ZN ZN A 431 O HOH A 595 1555 1555 2.32 LINK ZN ZN A 431 O HOH A 596 1555 1555 2.22 LINK NE2 HIS B 26 ZN ZN B 430 1555 1555 2.20 LINK NE2 HIS B 28 ZN ZN B 430 1555 1555 2.04 LINK OD1 ASP B 355 ZN ZN B 430 1555 1555 1.96 LINK O1B RAT B 428 ZN ZN B 430 1555 1555 2.21 LINK O2 RAT B 428 ZN ZN B 430 1555 1555 2.17 LINK ZN ZN B 431 O HOH B 526 1555 1555 2.19 LINK ZN ZN B 431 O HOH B 527 1555 1555 2.22 CISPEP 1 PHE A 230 PRO A 231 0 0.11 CISPEP 2 PHE B 230 PRO B 231 0 0.01 SITE 1 AC1 13 HIS A 26 HIS A 28 HIS A 49 TYR A 50 SITE 2 AC1 13 ARG A 170 MET A 258 TRP A 325 TRP A 326 SITE 3 AC1 13 ASP A 355 ARG A 357 ZN A 430 HOH A 482 SITE 4 AC1 13 HOH A 527 SITE 1 AC2 7 HIS A 49 TYR A 50 ARG A 314 LYS A 315 SITE 2 AC2 7 TRP A 326 PHE A 327 HOH A 573 SITE 1 AC3 4 HIS A 26 HIS A 28 ASP A 355 RAT A 428 SITE 1 AC4 2 HOH A 595 HOH A 596 SITE 1 AC5 2 LYS A 278 GLU A 304 SITE 1 AC6 13 HIS B 26 HIS B 28 HIS B 49 TYR B 50 SITE 2 AC6 13 ARG B 170 MET B 258 TRP B 325 TRP B 326 SITE 3 AC6 13 ASP B 355 ARG B 357 ZN B 430 HOH B 454 SITE 4 AC6 13 HOH B 482 SITE 1 AC7 7 HIS B 49 TYR B 50 ARG B 314 LYS B 315 SITE 2 AC7 7 TRP B 326 PHE B 327 HOH B 476 SITE 1 AC8 4 HIS B 26 HIS B 28 ASP B 355 RAT B 428 SITE 1 AC9 2 HOH B 526 HOH B 527 SITE 1 BC1 2 LYS B 278 GLU B 304 CRYST1 149.347 149.347 254.158 90.00 90.00 120.00 H 3 2 36 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 0.006696 0.003866 0.000000 0.00000 SCALE2 0.000000 0.007732 0.000000 0.00000 SCALE3 0.000000 0.000000 0.003935 0.00000