HEADER LYASE 16-NOV-01 1KEQ TITLE CRYSTAL STRUCTURE OF F65A/Y131C CARBONIC ANHYDRASE V, COVALENTLY TITLE 2 MODIFIED WITH 4-CHLOROMETHYLIMIDAZOLE COMPND MOL_ID: 1; COMPND 2 MOLECULE: F65A/Y131C-MI CARBONIC ANHYDRASE V; COMPND 3 CHAIN: A, B; COMPND 4 FRAGMENT: CARBONIC ANHYDRASE VC; COMPND 5 EC: 4.2.1.1; COMPND 6 ENGINEERED: YES; COMPND 7 MUTATION: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: MUS MUSCULUS; SOURCE 3 ORGANISM_COMMON: HOUSE MOUSE; SOURCE 4 ORGANISM_TAXID: 10090; SOURCE 5 GENE: MCA5C; SOURCE 6 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 7 EXPRESSION_SYSTEM_TAXID: 562; SOURCE 8 EXPRESSION_SYSTEM_STRAIN: BL21 (DE3) PLYSS; SOURCE 9 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID; SOURCE 10 EXPRESSION_SYSTEM_PLASMID: PET31 T7 KEYWDS PROTON TRANSFER, ENGINEERED RESIDUE, LYASE EXPDTA X-RAY DIFFRACTION AUTHOR K.M.JUDE,S.K.WRIGHT,C.TU,D.N.SILVERMAN,R.E.VIOLA,D.W.CHRISTIANSON REVDAT 5 16-AUG-23 1KEQ 1 REMARK REVDAT 4 27-OCT-21 1KEQ 1 REMARK SEQADV LINK REVDAT 3 25-DEC-19 1KEQ 1 REMARK LINK REVDAT 2 24-FEB-09 1KEQ 1 VERSN REVDAT 1 06-MAR-02 1KEQ 0 JRNL AUTH K.M.JUDE,S.K.WRIGHT,C.TU,D.N.SILVERMAN,R.E.VIOLA, JRNL AUTH 2 D.W.CHRISTIANSON JRNL TITL CRYSTAL STRUCTURE OF F65A/Y131C-METHYLIMIDAZOLE CARBONIC JRNL TITL 2 ANHYDRASE V REVEALS ARCHITECTURAL FEATURES OF AN ENGINEERED JRNL TITL 3 PROTON SHUTTLE. JRNL REF BIOCHEMISTRY V. 41 2485 2002 JRNL REFN ISSN 0006-2960 JRNL PMID 11851394 JRNL DOI 10.1021/BI015808Q REMARK 1 REMARK 1 REFERENCE 1 REMARK 1 AUTH J.N.EARNHARDT,S.K.WRIGHT,M.QIAN,C.TU,P.J.LAIPIS,R.E.VIOLA, REMARK 1 AUTH 2 D.N.SILVERMAN REMARK 1 TITL INTRODUCTION OF HISTIDINE ANALOGS LEADS TO ENHANCED PROTON REMARK 1 TITL 2 TRANSFER IN CARBONIC ANHYDRASE V REMARK 1 REF ARCH.BIOCHEM.BIOPHYS. V. 361 264 1999 REMARK 1 REFN ISSN 0003-9861 REMARK 1 DOI 10.1006/ABBI.1998.0984 REMARK 1 REFERENCE 2 REMARK 1 AUTH P.A.BORIACK-SJODIN,R.W.HECK,P.J.LAIPIS,D.N.SILVERMAN, REMARK 1 AUTH 2 D.W.CHRISTIANSON REMARK 1 TITL STRUCTURE DETERMINATION OF MURINE MITOCHONDRIAL CARBONIC REMARK 1 TITL 2 ANHYDRASE V AT 2.45-A RESOLUTION: IMPLICATIONS FOR CATALYTIC REMARK 1 TITL 3 PROTON TRANSFER AND INHIBITOR DESIGN. REMARK 1 REF PROC.NATL.ACAD.SCI.USA V. 92 10949 1995 REMARK 1 REFN ISSN 0027-8424 REMARK 2 REMARK 2 RESOLUTION. 1.88 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : CNS 1.0 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 : EXAMPLES OF STEREOCHEMISTRY TARGET VALUES REMARK 3 (MMCIF ITEM _REFINE.NDB_STEREOCHEMISTRY_ REMARK 3 TARGET_VALUES) EXAMPLE 1: ENGH & HUBER REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 1.88 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 24.56 REMARK 3 DATA CUTOFF (SIGMA(F)) : 0.000 REMARK 3 DATA CUTOFF HIGH (ABS(F)) : 253283.340 REMARK 3 DATA CUTOFF LOW (ABS(F)) : 0.0000 REMARK 3 COMPLETENESS (WORKING+TEST) (%) : 94.4 REMARK 3 NUMBER OF REFLECTIONS : 45225 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) : 0.185 REMARK 3 FREE R VALUE : 0.217 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 4.000 REMARK 3 FREE R VALUE TEST SET COUNT : 1808 REMARK 3 ESTIMATED ERROR OF FREE R VALUE : 0.005 REMARK 3 REMARK 3 FIT IN THE HIGHEST RESOLUTION BIN. REMARK 3 TOTAL NUMBER OF BINS USED : 6 REMARK 3 BIN RESOLUTION RANGE HIGH (A) : 1.88 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 1.99 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : 87.20 REMARK 3 REFLECTIONS IN BIN (WORKING SET) : 6651 REMARK 3 BIN R VALUE (WORKING SET) : 0.2200 REMARK 3 BIN FREE R VALUE : 0.2340 REMARK 3 BIN FREE R VALUE TEST SET SIZE (%) : 3.90 REMARK 3 BIN FREE R VALUE TEST SET COUNT : 273 REMARK 3 ESTIMATED ERROR OF BIN FREE R VALUE : 0.014 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 3804 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 35 REMARK 3 SOLVENT ATOMS : 471 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 16.50 REMARK 3 MEAN B VALUE (OVERALL, A**2) : 18.00 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : -0.38000 REMARK 3 B22 (A**2) : -3.52000 REMARK 3 B33 (A**2) : 3.90000 REMARK 3 B12 (A**2) : 0.00000 REMARK 3 B13 (A**2) : -1.16000 REMARK 3 B23 (A**2) : 0.00000 REMARK 3 REMARK 3 ESTIMATED COORDINATE ERROR. REMARK 3 ESD FROM LUZZATI PLOT (A) : 0.19 REMARK 3 ESD FROM SIGMAA (A) : 0.13 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) : 0.23 REMARK 3 ESD FROM C-V SIGMAA (A) : 0.13 REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES. REMARK 3 BOND LENGTHS (A) : 0.006 REMARK 3 BOND ANGLES (DEGREES) : 1.400 REMARK 3 DIHEDRAL ANGLES (DEGREES) : 24.90 REMARK 3 IMPROPER ANGLES (DEGREES) : 0.810 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) : 1.250 ; 1.500 REMARK 3 MAIN-CHAIN ANGLE (A**2) : 1.860 ; 2.000 REMARK 3 SIDE-CHAIN BOND (A**2) : 1.850 ; 2.000 REMARK 3 SIDE-CHAIN ANGLE (A**2) : 2.630 ; 2.500 REMARK 3 REMARK 3 BULK SOLVENT MODELING. REMARK 3 METHOD USED : FLAT MODEL REMARK 3 KSOL : 0.36 REMARK 3 BSOL : 50.04 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 : MYTOPPAR:ACY.PARAM REMARK 3 PARAMETER FILE 5 : MYTOPPAR:CMI.PARAM REMARK 3 PARAMETER FILE 6 : NULL REMARK 3 TOPOLOGY FILE 1 : PROTEIN.TOP REMARK 3 TOPOLOGY FILE 2 : MYTOPPAR:ACY.TOP REMARK 3 TOPOLOGY FILE 3 : MYTOPPAR:CMI.TOP REMARK 3 TOPOLOGY FILE 4 : WATER.TOP REMARK 3 TOPOLOGY FILE 5 : ION.TOP REMARK 3 TOPOLOGY FILE 6 : NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: MAXIMUM LIKELIHOOD REMARK 4 REMARK 4 1KEQ COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 19-NOV-01. REMARK 100 THE DEPOSITION ID IS D_1000014875. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 17-APR-01 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : 6.7 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : NSLS REMARK 200 BEAMLINE : X12B REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 0.9796 REMARK 200 MONOCHROMATOR : DOUBLE-CRYSTAL, FIXED-EXIT SI REMARK 200 -III 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 : 46338 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.850 REMARK 200 RESOLUTION RANGE LOW (A) : 25.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : -3.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 97.6 REMARK 200 DATA REDUNDANCY : 3.000 REMARK 200 R MERGE (I) : 0.05100 REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : 13.1000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.85 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 1.92 REMARK 200 COMPLETENESS FOR SHELL (%) : 96.4 REMARK 200 DATA REDUNDANCY IN SHELL : 3.00 REMARK 200 R MERGE FOR SHELL (I) : 0.21700 REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 FOR SHELL : 3.000 REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT REMARK 200 SOFTWARE USED: AMORE REMARK 200 STARTING MODEL: PDB ENTRY 1DMX REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 52.45 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.61 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: PEG 8000, SODIUM ACETATE, DTT, SUCROSE REMARK 280 MONOLAURATE, MES, PH 6.7, VAPOR DIFFUSION, HANGING DROP, REMARK 280 TEMPERATURE 293K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: C 1 2 1 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+1/2,Y+1/2,Z 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 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 49.64950 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 33.35150 REMARK 290 SMTRY3 3 0.000000 0.000000 1.000000 0.00000 REMARK 290 SMTRY1 4 -1.000000 0.000000 0.000000 49.64950 REMARK 290 SMTRY2 4 0.000000 1.000000 0.000000 33.35150 REMARK 290 SMTRY3 4 0.000000 0.000000 -1.000000 0.00000 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: MONOMERIC 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 350 REMARK 350 BIOMOLECULE: 2 REMARK 350 AUTHOR DETERMINED BIOLOGICAL UNIT: MONOMERIC REMARK 350 APPLY THE FOLLOWING TO CHAINS: 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 CYS A 22 REMARK 465 ALA A 23 REMARK 465 THR A 24 REMARK 465 ASP A 263 REMARK 465 ARG A 264 REMARK 465 THR A 265 REMARK 465 LYS A 266 REMARK 465 MET A 267 REMARK 465 ARG A 268 REMARK 465 SER A 269 REMARK 465 CYS B 22 REMARK 465 ALA B 23 REMARK 465 THR B 24 REMARK 465 ASP B 263 REMARK 465 ARG B 264 REMARK 465 THR B 265 REMARK 465 LYS B 266 REMARK 465 MET B 267 REMARK 465 ARG B 268 REMARK 465 SER B 269 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 ARG A 57 -52.05 -122.82 REMARK 500 TYR A 64 -32.92 -133.24 REMARK 500 ASP A 72 33.35 -92.06 REMARK 500 ASP A 171 -4.72 70.17 REMARK 500 ASN A 244 57.27 -93.96 REMARK 500 ARG A 252 -135.43 67.02 REMARK 500 ARG B 252 -134.92 67.64 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 A 542 DISTANCE = 5.81 ANGSTROMS REMARK 525 HOH A 607 DISTANCE = 6.46 ANGSTROMS REMARK 525 HOH A 709 DISTANCE = 5.91 ANGSTROMS REMARK 525 HOH A 741 DISTANCE = 6.23 ANGSTROMS REMARK 525 HOH B 804 DISTANCE = 6.86 ANGSTROMS REMARK 525 HOH B 836 DISTANCE = 6.04 ANGSTROMS REMARK 525 HOH B 845 DISTANCE = 7.12 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 280 ZN REMARK 620 N RES CSSEQI ATOM REMARK 620 1 HIS A 94 NE2 REMARK 620 2 HIS A 96 NE2 101.8 REMARK 620 3 HIS A 119 ND1 117.0 97.9 REMARK 620 4 ACY A 299 O 85.3 167.9 87.4 REMARK 620 5 HOH A 871 O 105.8 80.0 136.4 88.6 REMARK 620 N 1 2 3 4 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 K A 305 K REMARK 620 N RES CSSEQI ATOM REMARK 620 1 ASP A 171 O REMARK 620 2 GLN A 173 OE1 100.8 REMARK 620 3 HOH A 449 O 97.0 84.3 REMARK 620 4 ASP B 171 O 90.7 165.6 102.9 REMARK 620 5 GLN B 173 OE1 106.1 87.4 156.6 81.2 REMARK 620 N 1 2 3 4 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 ZN B 281 ZN REMARK 620 N RES CSSEQI ATOM REMARK 620 1 HIS B 94 NE2 REMARK 620 2 HIS B 96 NE2 102.5 REMARK 620 3 HIS B 119 ND1 117.6 96.2 REMARK 620 4 ACY B 300 O 90.8 162.2 88.0 REMARK 620 5 HOH B 872 O 105.0 83.4 136.3 81.7 REMARK 620 N 1 2 3 4 REMARK 800 REMARK 800 SITE REMARK 800 SITE_IDENTIFIER: AC1 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE K A 305 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE ZN A 280 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC3 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE ZN B 281 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC4 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE 4MZ A 350 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC5 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE 4MZ A 351 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC6 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE 4MZ A 352 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC7 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE 4MZ B 351 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC8 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE 4MZ B 352 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC9 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE ACY A 299 REMARK 800 REMARK 800 SITE_IDENTIFIER: BC1 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE ACY B 300 REMARK 800 REMARK 800 SITE_IDENTIFIER: BC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE ACY A 301 REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 1DMX RELATED DB: PDB REMARK 900 WT CA-V DBREF 1KEQ A 22 269 UNP P23589 CAH5A_MOUSE 1 248 DBREF 1KEQ B 22 269 UNP P23589 CAH5A_MOUSE 1 248 SEQADV 1KEQ ALA A 65 UNP P23589 PHE 44 ENGINEERED MUTATION SEQADV 1KEQ CYS A 131 UNP P23589 TYR 110 ENGINEERED MUTATION SEQADV 1KEQ ALA B 65 UNP P23589 PHE 44 ENGINEERED MUTATION SEQADV 1KEQ CYS B 131 UNP P23589 TYR 110 ENGINEERED MUTATION SEQRES 1 A 248 CYS ALA THR GLY THR ARG GLN SER PRO ILE ASN ILE GLN SEQRES 2 A 248 TRP LYS ASP SER VAL TYR ASP PRO GLN LEU ALA PRO LEU SEQRES 3 A 248 ARG VAL SER TYR ASP ALA ALA SER CYS ARG TYR LEU TRP SEQRES 4 A 248 ASN THR GLY TYR ALA PHE GLN VAL GLU PHE ASP ASP SER SEQRES 5 A 248 CYS GLU ASP SER GLY ILE SER GLY GLY PRO LEU GLY ASN SEQRES 6 A 248 HIS TYR ARG LEU LYS GLN PHE HIS PHE HIS TRP GLY ALA SEQRES 7 A 248 THR ASP GLU TRP GLY SER GLU HIS ALA VAL ASP GLY HIS SEQRES 8 A 248 THR TYR PRO ALA GLU LEU HIS LEU VAL HIS TRP ASN SER SEQRES 9 A 248 THR LYS TYR GLU ASN CYS LYS LYS ALA SER VAL GLY GLU SEQRES 10 A 248 ASN GLY LEU ALA VAL ILE GLY VAL PHE LEU LYS LEU GLY SEQRES 11 A 248 ALA HIS HIS GLN ALA LEU GLN LYS LEU VAL ASP VAL LEU SEQRES 12 A 248 PRO GLU VAL ARG HIS LYS ASP THR GLN VAL ALA MET GLY SEQRES 13 A 248 PRO PHE ASP PRO SER CYS LEU MET PRO ALA CYS ARG ASP SEQRES 14 A 248 TYR TRP THR TYR PRO GLY SER LEU THR THR PRO PRO LEU SEQRES 15 A 248 ALA GLU SER VAL THR TRP ILE VAL GLN LYS THR PRO VAL SEQRES 16 A 248 GLU VAL SER PRO SER GLN LEU SER MET PHE ARG THR LEU SEQRES 17 A 248 LEU PHE SER GLY ARG GLY GLU GLU GLU ASP VAL MET VAL SEQRES 18 A 248 ASN ASN TYR ARG PRO LEU GLN PRO LEU ARG ASP ARG LYS SEQRES 19 A 248 LEU ARG SER SER PHE ARG LEU ASP ARG THR LYS MET ARG SEQRES 20 A 248 SER SEQRES 1 B 248 CYS ALA THR GLY THR ARG GLN SER PRO ILE ASN ILE GLN SEQRES 2 B 248 TRP LYS ASP SER VAL TYR ASP PRO GLN LEU ALA PRO LEU SEQRES 3 B 248 ARG VAL SER TYR ASP ALA ALA SER CYS ARG TYR LEU TRP SEQRES 4 B 248 ASN THR GLY TYR ALA PHE GLN VAL GLU PHE ASP ASP SER SEQRES 5 B 248 CYS GLU ASP SER GLY ILE SER GLY GLY PRO LEU GLY ASN SEQRES 6 B 248 HIS TYR ARG LEU LYS GLN PHE HIS PHE HIS TRP GLY ALA SEQRES 7 B 248 THR ASP GLU TRP GLY SER GLU HIS ALA VAL ASP GLY HIS SEQRES 8 B 248 THR TYR PRO ALA GLU LEU HIS LEU VAL HIS TRP ASN SER SEQRES 9 B 248 THR LYS TYR GLU ASN CYS LYS LYS ALA SER VAL GLY GLU SEQRES 10 B 248 ASN GLY LEU ALA VAL ILE GLY VAL PHE LEU LYS LEU GLY SEQRES 11 B 248 ALA HIS HIS GLN ALA LEU GLN LYS LEU VAL ASP VAL LEU SEQRES 12 B 248 PRO GLU VAL ARG HIS LYS ASP THR GLN VAL ALA MET GLY SEQRES 13 B 248 PRO PHE ASP PRO SER CYS LEU MET PRO ALA CYS ARG ASP SEQRES 14 B 248 TYR TRP THR TYR PRO GLY SER LEU THR THR PRO PRO LEU SEQRES 15 B 248 ALA GLU SER VAL THR TRP ILE VAL GLN LYS THR PRO VAL SEQRES 16 B 248 GLU VAL SER PRO SER GLN LEU SER MET PHE ARG THR LEU SEQRES 17 B 248 LEU PHE SER GLY ARG GLY GLU GLU GLU ASP VAL MET VAL SEQRES 18 B 248 ASN ASN TYR ARG PRO LEU GLN PRO LEU ARG ASP ARG LYS SEQRES 19 B 248 LEU ARG SER SER PHE ARG LEU ASP ARG THR LYS MET ARG SEQRES 20 B 248 SER HET K A 305 1 HET ZN A 280 1 HET 4MZ A 350 12 HET 4MZ A 351 1 HET 4MZ A 352 6 HET ACY A 299 4 HET ACY A 301 4 HET ZN B 281 1 HET 4MZ B 351 1 HET 4MZ B 352 6 HET ACY B 300 4 HETNAM K POTASSIUM ION HETNAM ZN ZINC ION HETNAM 4MZ 4-METHYLIMIDAZOLE HETNAM ACY ACETIC ACID FORMUL 3 K K 1+ FORMUL 4 ZN 2(ZN 2+) FORMUL 5 4MZ 5(C4 H6 N2) FORMUL 8 ACY 3(C2 H4 O2) FORMUL 14 HOH *471(H2 O) HELIX 1 1 GLN A 34 LYS A 36 5 3 HELIX 2 2 ASP A 52 ALA A 54 5 3 HELIX 3 3 ASN A 130 SER A 135 1 6 HELIX 4 4 HIS A 154 ASP A 162 1 9 HELIX 5 5 VAL A 163 VAL A 167 5 5 HELIX 6 6 ASP A 180 MET A 185 5 6 HELIX 7 7 SER A 219 ARG A 227 1 9 HELIX 8 8 GLN B 34 LYS B 36 5 3 HELIX 9 9 ASP B 52 ALA B 54 5 3 HELIX 10 10 ASN B 130 SER B 135 1 6 HELIX 11 11 HIS B 154 ASP B 162 1 9 HELIX 12 12 VAL B 163 ARG B 168 5 6 HELIX 13 13 ASP B 180 MET B 185 5 6 HELIX 14 14 SER B 219 ARG B 227 1 9 SHEET 1 A1 2 ASN A 32 ILE A 33 0 SHEET 2 A1 2 ALA A 108 VAL A 109 1 O ALA A 108 N ILE A 33 SHEET 1 A216 GLN A 173 ALA A 175 0 SHEET 2 A216 CYS A 56 ASN A 61 -1 N LEU A 59 O VAL A 174 SHEET 3 A216 PHE A 66 PHE A 70 -1 N GLN A 67 O TRP A 60 SHEET 4 A216 TYR A 88 TRP A 97 -1 O LYS A 91 N PHE A 70 SHEET 5 A216 GLY A 78 GLY A 82 -1 O ILE A 79 N TYR A 88 SHEET 6 A216 ALA A 45 SER A 50 -1 N ALA A 45 O GLY A 82 SHEET 7 A216 GLY A 78 GLY A 82 -1 O GLY A 78 N SER A 50 SHEET 8 A216 TYR A 88 TRP A 97 -1 N TYR A 88 O ILE A 79 SHEET 9 A216 ALA A 116 ASN A 124 -1 N GLU A 117 O HIS A 96 SHEET 10 A216 LEU A 141 LEU A 150 -1 N ALA A 142 O HIS A 122 SHEET 11 A216 VAL A 216 VAL A 218 1 N VAL A 216 O PHE A 147 SHEET 12 A216 LEU A 141 LEU A 150 1 O PHE A 147 N VAL A 216 SHEET 13 A216 VAL A 207 GLN A 212 1 N THR A 208 O LEU A 141 SHEET 14 A216 TYR A 191 GLY A 196 -1 O TRP A 192 N VAL A 211 SHEET 15 A216 LEU A 256 SER A 258 -1 O ARG A 257 N THR A 193 SHEET 16 A216 SER A 38 TYR A 40 1 O VAL A 39 N SER A 258 SHEET 1 B1 2 ASN B 32 ILE B 33 0 SHEET 2 B1 2 ALA B 108 VAL B 109 1 O ALA B 108 N ILE B 33 SHEET 1 B216 GLN B 173 ALA B 175 0 SHEET 2 B216 CYS B 56 ASN B 61 -1 N LEU B 59 O VAL B 174 SHEET 3 B216 PHE B 66 PHE B 70 -1 N GLN B 67 O TRP B 60 SHEET 4 B216 TYR B 88 TRP B 97 -1 O LYS B 91 N PHE B 70 SHEET 5 B216 GLY B 78 GLY B 82 -1 O ILE B 79 N TYR B 88 SHEET 6 B216 ALA B 45 SER B 50 -1 N ALA B 45 O GLY B 82 SHEET 7 B216 GLY B 78 GLY B 82 -1 O GLY B 78 N SER B 50 SHEET 8 B216 TYR B 88 TRP B 97 -1 N TYR B 88 O ILE B 79 SHEET 9 B216 ALA B 116 ASN B 124 -1 N GLU B 117 O HIS B 96 SHEET 10 B216 LEU B 141 LEU B 150 -1 N ALA B 142 O HIS B 122 SHEET 11 B216 VAL B 216 VAL B 218 1 N VAL B 216 O PHE B 147 SHEET 12 B216 LEU B 141 LEU B 150 1 O PHE B 147 N VAL B 216 SHEET 13 B216 VAL B 207 GLN B 212 1 N THR B 208 O LEU B 141 SHEET 14 B216 TYR B 191 GLY B 196 -1 O TRP B 192 N VAL B 211 SHEET 15 B216 LEU B 256 SER B 258 -1 O ARG B 257 N THR B 193 SHEET 16 B216 SER B 38 TYR B 40 1 O VAL B 39 N SER B 258 LINK SG CYS A 131 C4 A4MZ A 350 1555 1555 1.82 LINK SG CYS A 131 C4 B4MZ A 350 1555 1555 1.82 LINK SG CYS A 183 C4 4MZ A 351 1555 1555 1.78 LINK SG CYS A 188 C4 4MZ A 352 1555 1555 1.82 LINK SG CYS B 183 C4 4MZ B 351 1555 1555 1.79 LINK SG CYS B 188 C4 4MZ B 352 1555 1555 1.82 LINK NE2 HIS A 94 ZN ZN A 280 1555 1555 2.01 LINK NE2 HIS A 96 ZN ZN A 280 1555 1555 2.19 LINK ND1 HIS A 119 ZN ZN A 280 1555 1555 2.04 LINK O ASP A 171 K K A 305 1555 1555 2.27 LINK OE1 GLN A 173 K K A 305 1555 1555 2.33 LINK ZN ZN A 280 O ACY A 299 1555 1555 2.45 LINK ZN ZN A 280 O HOH A 871 1555 1555 1.93 LINK K K A 305 O HOH A 449 1555 1555 2.33 LINK K K A 305 O ASP B 171 1555 3445 2.42 LINK K K A 305 OE1 GLN B 173 1555 3445 2.38 LINK NE2 HIS B 94 ZN ZN B 281 1555 1555 1.97 LINK NE2 HIS B 96 ZN ZN B 281 1555 1555 2.11 LINK ND1 HIS B 119 ZN ZN B 281 1555 1555 2.03 LINK ZN ZN B 281 O ACY B 300 1555 1555 2.39 LINK ZN ZN B 281 O HOH B 872 1555 1555 1.91 CISPEP 1 SER A 29 PRO A 30 0 0.05 CISPEP 2 PRO A 201 PRO A 202 0 0.11 CISPEP 3 SER B 29 PRO B 30 0 0.03 CISPEP 4 PRO B 201 PRO B 202 0 0.10 SITE 1 AC1 5 ASP A 171 GLN A 173 HOH A 449 ASP B 171 SITE 2 AC1 5 GLN B 173 SITE 1 AC2 5 HIS A 94 HIS A 96 HIS A 119 ACY A 299 SITE 2 AC2 5 HOH A 871 SITE 1 AC3 5 HIS B 94 HIS B 96 HIS B 119 ACY B 300 SITE 2 AC3 5 HOH B 872 SITE 1 AC4 4 GLN A 92 CYS A 131 SER A 135 HOH A 577 SITE 1 AC5 1 CYS A 183 SITE 1 AC6 2 CYS A 188 ASP A 190 SITE 1 AC7 1 CYS B 183 SITE 1 AC8 2 CYS B 188 ASP B 190 SITE 1 AC9 6 HIS A 94 HIS A 119 LEU A 198 THR A 199 SITE 2 AC9 6 ZN A 280 HOH A 871 SITE 1 BC1 7 HIS B 94 HIS B 119 LEU B 198 THR B 199 SITE 2 BC1 7 TRP B 209 ZN B 281 HOH B 872 SITE 1 BC2 6 LEU A 47 VAL A 49 ARG A 189 HOH A 498 SITE 2 BC2 6 HOH A 558 HOH A 696 CRYST1 99.299 66.703 92.563 90.00 105.70 90.00 C 1 2 1 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 0.010071 0.000000 0.002831 0.00000 SCALE2 0.000000 0.014992 0.000000 0.00000 SCALE3 0.000000 0.000000 0.011222 0.00000