HEADER LYASE 09-NOV-11 3UK8 TITLE THE CRYSTAL STRUCTURE OF THE CD-BOUND DOMAIN 3 OF THE CADMIUM CARBONIC TITLE 2 ANHYDRASE FROM MARINE DIATOM THALASSIOSIRA WEISSFLOGII COMPND MOL_ID: 1; COMPND 2 MOLECULE: CADMIUM-SPECIFIC CARBONIC ANHYDRASE; COMPND 3 CHAIN: A, B; COMPND 4 FRAGMENT: C-TERMINAL DOMAIN (CDCA1-R3), UNP RESIDUES 407-616; COMPND 5 EC: 4.2.1.1; COMPND 6 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: THALASSIOSIRA WEISSFLOGII; SOURCE 3 ORGANISM_COMMON: MARINE DIATOM; SOURCE 4 ORGANISM_TAXID: 67004; SOURCE 5 GENE: CDCA1; SOURCE 6 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 7 EXPRESSION_SYSTEM_TAXID: 469008; SOURCE 8 EXPRESSION_SYSTEM_STRAIN: BL21(DE3); SOURCE 9 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID; SOURCE 10 EXPRESSION_SYSTEM_PLASMID: PET15B KEYWDS MARINE DIATOM, CARBONIC ANHYDRASE, LYASE, CADMIUM-BOUND, ACETATE- KEYWDS 2 BOUND EXPDTA X-RAY DIFFRACTION AUTHOR V.ALTERIO,G.DE SIMONE REVDAT 2 13-SEP-23 3UK8 1 REMARK SEQADV LINK REVDAT 1 11-JUL-12 3UK8 0 JRNL AUTH V.ALTERIO,E.LANGELLA,F.VIPARELLI,D.VULLO,G.ASCIONE, JRNL AUTH 2 N.A.DATHAN,F.M.MOREL,C.T.SUPURAN,G.DE SIMONE,S.M.MONTI JRNL TITL STRUCTURAL AND INHIBITION INSIGHTS INTO CARBONIC ANHYDRASE JRNL TITL 2 CDCA1 FROM THE MARINE DIATOM THALASSIOSIRA WEISSFLOGII. JRNL REF BIOCHIMIE V. 94 1232 2012 JRNL REFN ISSN 0300-9084 JRNL PMID 22381359 JRNL DOI 10.1016/J.BIOCHI.2012.02.013 REMARK 2 REMARK 2 RESOLUTION. 2.30 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : CNS 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) : 2.30 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 20.00 REMARK 3 DATA CUTOFF (SIGMA(F)) : 0.000 REMARK 3 DATA CUTOFF HIGH (ABS(F)) : NULL REMARK 3 DATA CUTOFF LOW (ABS(F)) : NULL REMARK 3 COMPLETENESS (WORKING+TEST) (%) : 92.5 REMARK 3 NUMBER OF REFLECTIONS : 19732 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) : 0.182 REMARK 3 FREE R VALUE : 0.210 REMARK 3 FREE R VALUE TEST SET SIZE (%) : NULL REMARK 3 FREE R VALUE TEST SET COUNT : 952 REMARK 3 ESTIMATED ERROR OF FREE R VALUE : NULL REMARK 3 REMARK 3 FIT IN THE HIGHEST RESOLUTION BIN. REMARK 3 TOTAL NUMBER OF BINS USED : NULL REMARK 3 BIN RESOLUTION RANGE HIGH (A) : NULL REMARK 3 BIN RESOLUTION RANGE LOW (A) : NULL REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : NULL REMARK 3 REFLECTIONS IN BIN (WORKING SET) : NULL REMARK 3 BIN R VALUE (WORKING SET) : NULL REMARK 3 BIN FREE R VALUE : NULL REMARK 3 BIN FREE R VALUE TEST SET SIZE (%) : NULL REMARK 3 BIN FREE R VALUE TEST SET COUNT : NULL REMARK 3 ESTIMATED ERROR OF BIN FREE R VALUE : NULL REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 3182 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 10 REMARK 3 SOLVENT ATOMS : 271 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : NULL 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 COORDINATE ERROR. REMARK 3 ESD FROM LUZZATI PLOT (A) : NULL REMARK 3 ESD FROM SIGMAA (A) : NULL REMARK 3 LOW RESOLUTION CUTOFF (A) : NULL REMARK 3 REMARK 3 CROSS-VALIDATED ESTIMATED COORDINATE ERROR. REMARK 3 ESD FROM C-V LUZZATI PLOT (A) : NULL REMARK 3 ESD FROM C-V SIGMAA (A) : NULL REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES. REMARK 3 BOND LENGTHS (A) : 0.008 REMARK 3 BOND ANGLES (DEGREES) : 1.600 REMARK 3 DIHEDRAL ANGLES (DEGREES) : NULL REMARK 3 IMPROPER ANGLES (DEGREES) : NULL REMARK 3 REMARK 3 ISOTROPIC THERMAL MODEL : ISOTROPIC 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 BULK SOLVENT MODELING. REMARK 3 METHOD USED : NULL REMARK 3 KSOL : NULL REMARK 3 BSOL : NULL 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 : NULL REMARK 3 TOPOLOGY FILE 1 : NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 3UK8 COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 18-NOV-11. REMARK 100 THE DEPOSITION ID IS D_1000068859. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 07-APR-10 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : 5.3 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : N REMARK 200 RADIATION SOURCE : ROTATING ANODE REMARK 200 BEAMLINE : NULL REMARK 200 X-RAY GENERATOR MODEL : RIGAKU MICROMAX-007 HF REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 1.54178 REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : MIRRORS REMARK 200 REMARK 200 DETECTOR TYPE : CCD REMARK 200 DETECTOR MANUFACTURER : RIGAKU SATURN 944 REMARK 200 INTENSITY-INTEGRATION SOFTWARE : HKL-2000 REMARK 200 DATA SCALING SOFTWARE : HKL-2000 REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 20621 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.300 REMARK 200 RESOLUTION RANGE LOW (A) : 20.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : NULL REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 96.5 REMARK 200 DATA REDUNDANCY : 3.000 REMARK 200 R MERGE (I) : 0.06900 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) : 2.30 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 2.38 REMARK 200 COMPLETENESS FOR SHELL (%) : 72.0 REMARK 200 DATA REDUNDANCY IN SHELL : 1.60 REMARK 200 R MERGE FOR SHELL (I) : 0.19500 REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 FOR SHELL : 3.600 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 3BOB REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 49.41 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.43 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 24% PEG 4000, 0.2M AMMOMIUM ACETATE, REMARK 280 0.1M TRI-SODIUM CITRATE, PH 5.3, VAPOR DIFFUSION, HANGING DROP, REMARK 280 TEMPERATURE 293K, TEMPERATURE 298.0K 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 59.39500 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 31.34500 REMARK 290 SMTRY3 3 0.000000 0.000000 1.000000 0.00000 REMARK 290 SMTRY1 4 -1.000000 0.000000 0.000000 59.39500 REMARK 290 SMTRY2 4 0.000000 1.000000 0.000000 31.34500 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 SOFTWARE DETERMINED QUATERNARY STRUCTURE: MONOMERIC REMARK 350 SOFTWARE USED: PISA REMARK 350 APPLY THE FOLLOWING TO CHAINS: A REMARK 350 BIOMT1 1 1.000000 0.000000 0.000000 0.00000 REMARK 350 BIOMT2 1 0.000000 1.000000 0.000000 0.00000 REMARK 350 BIOMT3 1 0.000000 0.000000 1.000000 0.00000 REMARK 350 REMARK 350 BIOMOLECULE: 2 REMARK 350 AUTHOR DETERMINED BIOLOGICAL UNIT: MONOMERIC REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: MONOMERIC REMARK 350 SOFTWARE USED: PISA REMARK 350 APPLY THE FOLLOWING TO CHAINS: 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 375 REMARK 375 SPECIAL POSITION REMARK 375 THE FOLLOWING ATOMS ARE FOUND TO BE WITHIN 0.15 ANGSTROMS REMARK 375 OF A SYMMETRY RELATED ATOM AND ARE ASSUMED TO BE ON SPECIAL REMARK 375 POSITIONS. REMARK 375 REMARK 375 ATOM RES CSSEQI REMARK 375 HOH A1109 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 -20 REMARK 465 GLY A -19 REMARK 465 SER A -18 REMARK 465 SER A -17 REMARK 465 HIS A -16 REMARK 465 HIS A -15 REMARK 465 HIS A -14 REMARK 465 HIS A -13 REMARK 465 HIS A -12 REMARK 465 HIS A -11 REMARK 465 SER A -10 REMARK 465 SER A -9 REMARK 465 GLY A -8 REMARK 465 LEU A -7 REMARK 465 VAL A -6 REMARK 465 PRO A -5 REMARK 465 ARG A -4 REMARK 465 MET B -20 REMARK 465 GLY B -19 REMARK 465 SER B -18 REMARK 465 SER B -17 REMARK 465 HIS B -16 REMARK 465 HIS B -15 REMARK 465 HIS B -14 REMARK 465 HIS B -13 REMARK 465 HIS B -12 REMARK 465 HIS B -11 REMARK 465 SER B -10 REMARK 465 SER B -9 REMARK 465 GLY B -8 REMARK 465 LEU B -7 REMARK 465 VAL B -6 REMARK 465 PRO B -5 REMARK 465 ARG B -4 REMARK 465 GLY B -3 REMARK 465 SER B -2 REMARK 465 HIS B -1 REMARK 465 MET B 0 REMARK 465 SER B 433 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 SER A 459 -34.76 -34.83 REMARK 500 ASP A 475 134.54 -38.24 REMARK 500 GLN A 483 78.37 -117.09 REMARK 500 ASP A 531 -142.56 52.25 REMARK 500 SER B 459 -80.59 -16.52 REMARK 500 ASP B 475 137.19 -38.36 REMARK 500 GLN B 483 79.18 -112.21 REMARK 500 ASP B 531 -143.32 57.08 REMARK 500 ARG B 545 -8.30 -58.42 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 CD A 700 CD REMARK 620 N RES CSSEQI ATOM REMARK 620 1 CYS A 473 SG REMARK 620 2 HIS A 525 NE2 95.7 REMARK 620 3 CYS A 535 SG 123.7 94.9 REMARK 620 4 ACT A 800 OXT 84.4 158.2 103.2 REMARK 620 5 HOH A1050 O 116.6 83.6 119.4 77.0 REMARK 620 N 1 2 3 4 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 CD B 700 CD REMARK 620 N RES CSSEQI ATOM REMARK 620 1 CYS B 473 SG REMARK 620 2 HIS B 525 NE2 101.1 REMARK 620 3 CYS B 535 SG 125.6 91.9 REMARK 620 4 ACT B 800 OXT 83.5 160.9 100.5 REMARK 620 5 HOH B1046 O 110.8 83.0 123.3 78.1 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 CD A 700 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE ACT A 800 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC3 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE CD B 700 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC4 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE ACT B 800 DBREF 3UK8 A 433 642 UNP Q50EL4 Q50EL4_THAWE 407 616 DBREF 3UK8 B 433 642 UNP Q50EL4 Q50EL4_THAWE 407 616 SEQADV 3UK8 MET A -20 UNP Q50EL4 EXPRESSION TAG SEQADV 3UK8 GLY A -19 UNP Q50EL4 EXPRESSION TAG SEQADV 3UK8 SER A -18 UNP Q50EL4 EXPRESSION TAG SEQADV 3UK8 SER A -17 UNP Q50EL4 EXPRESSION TAG SEQADV 3UK8 HIS A -16 UNP Q50EL4 EXPRESSION TAG SEQADV 3UK8 HIS A -15 UNP Q50EL4 EXPRESSION TAG SEQADV 3UK8 HIS A -14 UNP Q50EL4 EXPRESSION TAG SEQADV 3UK8 HIS A -13 UNP Q50EL4 EXPRESSION TAG SEQADV 3UK8 HIS A -12 UNP Q50EL4 EXPRESSION TAG SEQADV 3UK8 HIS A -11 UNP Q50EL4 EXPRESSION TAG SEQADV 3UK8 SER A -10 UNP Q50EL4 EXPRESSION TAG SEQADV 3UK8 SER A -9 UNP Q50EL4 EXPRESSION TAG SEQADV 3UK8 GLY A -8 UNP Q50EL4 EXPRESSION TAG SEQADV 3UK8 LEU A -7 UNP Q50EL4 EXPRESSION TAG SEQADV 3UK8 VAL A -6 UNP Q50EL4 EXPRESSION TAG SEQADV 3UK8 PRO A -5 UNP Q50EL4 EXPRESSION TAG SEQADV 3UK8 ARG A -4 UNP Q50EL4 EXPRESSION TAG SEQADV 3UK8 GLY A -3 UNP Q50EL4 EXPRESSION TAG SEQADV 3UK8 SER A -2 UNP Q50EL4 EXPRESSION TAG SEQADV 3UK8 HIS A -1 UNP Q50EL4 EXPRESSION TAG SEQADV 3UK8 MET A 0 UNP Q50EL4 EXPRESSION TAG SEQADV 3UK8 MET B -20 UNP Q50EL4 EXPRESSION TAG SEQADV 3UK8 GLY B -19 UNP Q50EL4 EXPRESSION TAG SEQADV 3UK8 SER B -18 UNP Q50EL4 EXPRESSION TAG SEQADV 3UK8 SER B -17 UNP Q50EL4 EXPRESSION TAG SEQADV 3UK8 HIS B -16 UNP Q50EL4 EXPRESSION TAG SEQADV 3UK8 HIS B -15 UNP Q50EL4 EXPRESSION TAG SEQADV 3UK8 HIS B -14 UNP Q50EL4 EXPRESSION TAG SEQADV 3UK8 HIS B -13 UNP Q50EL4 EXPRESSION TAG SEQADV 3UK8 HIS B -12 UNP Q50EL4 EXPRESSION TAG SEQADV 3UK8 HIS B -11 UNP Q50EL4 EXPRESSION TAG SEQADV 3UK8 SER B -10 UNP Q50EL4 EXPRESSION TAG SEQADV 3UK8 SER B -9 UNP Q50EL4 EXPRESSION TAG SEQADV 3UK8 GLY B -8 UNP Q50EL4 EXPRESSION TAG SEQADV 3UK8 LEU B -7 UNP Q50EL4 EXPRESSION TAG SEQADV 3UK8 VAL B -6 UNP Q50EL4 EXPRESSION TAG SEQADV 3UK8 PRO B -5 UNP Q50EL4 EXPRESSION TAG SEQADV 3UK8 ARG B -4 UNP Q50EL4 EXPRESSION TAG SEQADV 3UK8 GLY B -3 UNP Q50EL4 EXPRESSION TAG SEQADV 3UK8 SER B -2 UNP Q50EL4 EXPRESSION TAG SEQADV 3UK8 HIS B -1 UNP Q50EL4 EXPRESSION TAG SEQADV 3UK8 MET B 0 UNP Q50EL4 EXPRESSION TAG SEQRES 1 A 231 MET GLY SER SER HIS HIS HIS HIS HIS HIS SER SER GLY SEQRES 2 A 231 LEU VAL PRO ARG GLY SER HIS MET SER ILE THR PRO PRO SEQRES 3 A 231 GLN ILE VAL SER ALA LEU ARG GLY ARG GLY TRP LYS ALA SEQRES 4 A 231 SER ILE VAL LYS ALA SER THR MET SER SER GLU LEU LYS SEQRES 5 A 231 ARG VAL ASP PRO GLN GLY ILE LEU LYS CYS VAL ASP GLY SEQRES 6 A 231 ARG GLY SER ASP ASN THR GLN PHE GLY GLY PRO LYS MET SEQRES 7 A 231 PRO GLY GLY ILE TYR ALA ILE ALA HIS ASN ARG GLY VAL SEQRES 8 A 231 THR THR LEU GLU GLY LEU LYS ASP ILE THR ARG GLU VAL SEQRES 9 A 231 ALA SER LYS GLY HIS VAL PRO SER VAL HIS GLY ASP HIS SEQRES 10 A 231 SER SER ASP MET LEU GLY CYS GLY PHE PHE LYS LEU TRP SEQRES 11 A 231 LEU THR GLY ARG PHE ASP ASP MET GLY TYR PRO ARG PRO SEQRES 12 A 231 GLU PHE ASP ALA ASP GLN GLY ALA LEU ALA VAL ARG ALA SEQRES 13 A 231 ALA GLY GLY VAL ILE GLU MET HIS HIS GLY SER HIS GLU SEQRES 14 A 231 GLU LYS VAL VAL TYR ILE ASN LEU VAL SER GLY MET THR SEQRES 15 A 231 LEU GLU PRO ASN GLU HIS ASP GLN ARG PHE ILE VAL ASP SEQRES 16 A 231 GLY TRP ALA ALA SER LYS PHE GLY LEU ASP VAL VAL LYS SEQRES 17 A 231 PHE LEU VAL ALA ALA ALA ALA THR VAL GLU MET LEU GLY SEQRES 18 A 231 GLY PRO LYS LYS ALA LYS ILE VAL ILE PRO SEQRES 1 B 231 MET GLY SER SER HIS HIS HIS HIS HIS HIS SER SER GLY SEQRES 2 B 231 LEU VAL PRO ARG GLY SER HIS MET SER ILE THR PRO PRO SEQRES 3 B 231 GLN ILE VAL SER ALA LEU ARG GLY ARG GLY TRP LYS ALA SEQRES 4 B 231 SER ILE VAL LYS ALA SER THR MET SER SER GLU LEU LYS SEQRES 5 B 231 ARG VAL ASP PRO GLN GLY ILE LEU LYS CYS VAL ASP GLY SEQRES 6 B 231 ARG GLY SER ASP ASN THR GLN PHE GLY GLY PRO LYS MET SEQRES 7 B 231 PRO GLY GLY ILE TYR ALA ILE ALA HIS ASN ARG GLY VAL SEQRES 8 B 231 THR THR LEU GLU GLY LEU LYS ASP ILE THR ARG GLU VAL SEQRES 9 B 231 ALA SER LYS GLY HIS VAL PRO SER VAL HIS GLY ASP HIS SEQRES 10 B 231 SER SER ASP MET LEU GLY CYS GLY PHE PHE LYS LEU TRP SEQRES 11 B 231 LEU THR GLY ARG PHE ASP ASP MET GLY TYR PRO ARG PRO SEQRES 12 B 231 GLU PHE ASP ALA ASP GLN GLY ALA LEU ALA VAL ARG ALA SEQRES 13 B 231 ALA GLY GLY VAL ILE GLU MET HIS HIS GLY SER HIS GLU SEQRES 14 B 231 GLU LYS VAL VAL TYR ILE ASN LEU VAL SER GLY MET THR SEQRES 15 B 231 LEU GLU PRO ASN GLU HIS ASP GLN ARG PHE ILE VAL ASP SEQRES 16 B 231 GLY TRP ALA ALA SER LYS PHE GLY LEU ASP VAL VAL LYS SEQRES 17 B 231 PHE LEU VAL ALA ALA ALA ALA THR VAL GLU MET LEU GLY SEQRES 18 B 231 GLY PRO LYS LYS ALA LYS ILE VAL ILE PRO HET CD A 700 1 HET ACT A 800 4 HET CD B 700 1 HET ACT B 800 4 HETNAM CD CADMIUM ION HETNAM ACT ACETATE ION FORMUL 3 CD 2(CD 2+) FORMUL 4 ACT 2(C2 H3 O2 1-) FORMUL 7 HOH *271(H2 O) HELIX 1 1 THR A 435 ARG A 446 1 12 HELIX 2 2 SER A 456 SER A 459 5 4 HELIX 3 3 ILE A 493 GLY A 501 1 9 HELIX 4 4 THR A 504 LYS A 518 1 15 HELIX 5 5 SER A 530 GLY A 534 5 5 HELIX 6 6 CYS A 535 THR A 543 1 9 HELIX 7 7 PHE A 546 GLY A 550 5 5 HELIX 8 8 ASP A 557 ALA A 568 1 12 HELIX 9 9 GLY A 607 PHE A 613 1 7 HELIX 10 10 ASP A 616 LEU A 631 1 16 HELIX 11 11 THR B 435 ARG B 446 1 12 HELIX 12 12 ILE B 493 GLY B 501 1 9 HELIX 13 13 THR B 504 LYS B 518 1 15 HELIX 14 14 SER B 530 GLY B 534 5 5 HELIX 15 15 CYS B 535 GLY B 544 1 10 HELIX 16 16 ASP B 557 ALA B 568 1 12 HELIX 17 17 GLY B 607 PHE B 613 1 7 HELIX 18 18 ASP B 616 LEU B 631 1 16 SHEET 1 A 4 LYS A 449 LYS A 454 0 SHEET 2 A 4 LYS A 636 ILE A 641 1 O ILE A 639 N SER A 451 SHEET 3 A 4 VAL A 584 ASN A 587 1 N VAL A 584 O LYS A 636 SHEET 4 A 4 PHE A 603 ASP A 606 1 O VAL A 605 N TYR A 585 SHEET 1 B 2 LYS A 463 ARG A 464 0 SHEET 2 B 2 MET A 592 THR A 593 -1 O THR A 593 N LYS A 463 SHEET 1 C 3 ILE A 470 LEU A 471 0 SHEET 2 C 3 VAL A 521 ASP A 527 1 O VAL A 521 N LEU A 471 SHEET 3 C 3 VAL A 571 HIS A 575 1 O VAL A 571 N PRO A 522 SHEET 1 D 4 LYS B 449 LYS B 454 0 SHEET 2 D 4 LYS B 636 ILE B 641 1 O ALA B 637 N LYS B 449 SHEET 3 D 4 VAL B 584 ASN B 587 1 N VAL B 584 O LYS B 638 SHEET 4 D 4 PHE B 603 ASP B 606 1 O VAL B 605 N TYR B 585 SHEET 1 E 2 LYS B 463 ARG B 464 0 SHEET 2 E 2 MET B 592 THR B 593 -1 O THR B 593 N LYS B 463 SHEET 1 F 3 ILE B 470 LEU B 471 0 SHEET 2 F 3 VAL B 521 ASP B 527 1 O VAL B 521 N LEU B 471 SHEET 3 F 3 VAL B 571 HIS B 575 1 O VAL B 571 N PRO B 522 LINK SG CYS A 473 CD CD A 700 1555 1555 2.47 LINK NE2 HIS A 525 CD CD A 700 1555 1555 2.31 LINK SG CYS A 535 CD CD A 700 1555 1555 2.49 LINK CD CD A 700 OXT ACT A 800 1555 1555 2.37 LINK CD CD A 700 O HOH A1050 1555 1555 2.35 LINK SG CYS B 473 CD CD B 700 1555 1555 2.52 LINK NE2 HIS B 525 CD CD B 700 1555 1555 2.37 LINK SG CYS B 535 CD CD B 700 1555 1555 2.47 LINK CD CD B 700 OXT ACT B 800 1555 1555 2.49 LINK CD CD B 700 O HOH B1046 1555 1555 2.52 SITE 1 AC1 5 CYS A 473 HIS A 525 CYS A 535 ACT A 800 SITE 2 AC1 5 HOH A1050 SITE 1 AC2 8 CYS A 473 VAL A 474 GLY A 536 PHE A 537 SITE 2 AC2 8 THR A 627 LEU A 631 CD A 700 HOH A1050 SITE 1 AC3 5 CYS B 473 HIS B 525 CYS B 535 ACT B 800 SITE 2 AC3 5 HOH B1046 SITE 1 AC4 9 CYS B 473 VAL B 474 GLY B 536 PHE B 537 SITE 2 AC4 9 THR B 627 LEU B 631 CD B 700 HOH B1046 SITE 3 AC4 9 HOH B1146 CRYST1 118.790 62.690 75.210 90.00 120.44 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 0.008418 0.000000 0.004947 0.00000 SCALE2 0.000000 0.015952 0.000000 0.00000 SCALE3 0.000000 0.000000 0.015422 0.00000