HEADER IMMUNE SYSTEM/ION TRANSPORT 25-AUG-05 2ATK TITLE STRUCTURE OF A MUTANT KCSA K+ CHANNEL COMPND MOL_ID: 1; COMPND 2 MOLECULE: ANTIBODY FAB FRAGMENT HEAVY CHAIN; COMPND 3 CHAIN: A; COMPND 4 ENGINEERED: YES; COMPND 5 MOL_ID: 2; COMPND 6 MOLECULE: ANTIBODY FAB FRAGMENT LIGHT CHAIN; COMPND 7 CHAIN: B; COMPND 8 ENGINEERED: YES; COMPND 9 MOL_ID: 3; COMPND 10 MOLECULE: VOLTAGE-GATED POTASSIUM CHANNEL; COMPND 11 CHAIN: C; COMPND 12 SYNONYM: POTASSIUM CHANNEL KCSA; COMPND 13 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: MUS MUSCULUS; SOURCE 3 ORGANISM_COMMON: HOUSE MOUSE; SOURCE 4 ORGANISM_TAXID: 10090; SOURCE 5 MOL_ID: 2; SOURCE 6 ORGANISM_SCIENTIFIC: MUS MUSCULUS; SOURCE 7 ORGANISM_COMMON: HOUSE MOUSE; SOURCE 8 ORGANISM_TAXID: 10090; SOURCE 9 MOL_ID: 3; SOURCE 10 ORGANISM_SCIENTIFIC: STREPTOMYCES LIVIDANS; SOURCE 11 ORGANISM_TAXID: 1916; SOURCE 12 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 13 EXPRESSION_SYSTEM_TAXID: 562 KEYWDS K+ CHANNEL, MUTANT KCSA, PROTEIN-ANTIBODY FAB COMPLEX, IMMUNE SYSTEM- KEYWDS 2 ION TRANSPORT COMPLEX EXPDTA X-RAY DIFFRACTION AUTHOR J.F.CORDERO-MORALES,L.G.CUELLO,Y.ZHAO,V.JOGINI,S.CHAKRAPANI,B.ROUX, AUTHOR 2 E.PEROZO REVDAT 6 23-OCT-24 2ATK 1 REMARK REVDAT 5 10-NOV-21 2ATK 1 REMARK SEQADV LINK REVDAT 4 16-NOV-11 2ATK 1 VERSN HETATM REVDAT 3 24-FEB-09 2ATK 1 VERSN REVDAT 2 06-JUN-06 2ATK 1 JRNL REVDAT 1 07-MAR-06 2ATK 0 JRNL AUTH J.F.CORDERO-MORALES,L.G.CUELLO,Y.ZHAO,V.JOGINI,D.M.CORTES, JRNL AUTH 2 B.ROUX,E.PEROZO JRNL TITL MOLECULAR DETERMINANTS OF GATING AT THE POTASSIUM-CHANNEL JRNL TITL 2 SELECTIVITY FILTER. JRNL REF NAT.STRUCT.MOL.BIOL. V. 13 311 2006 JRNL REFN ISSN 1545-9993 JRNL PMID 16532009 JRNL DOI 10.1038/NSMB1069 REMARK 2 REMARK 2 RESOLUTION. 2.50 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) : 2.50 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 50.00 REMARK 3 DATA CUTOFF (SIGMA(F)) : 2.000 REMARK 3 DATA CUTOFF HIGH (ABS(F)) : NULL REMARK 3 DATA CUTOFF LOW (ABS(F)) : NULL REMARK 3 COMPLETENESS (WORKING+TEST) (%) : NULL REMARK 3 NUMBER OF REFLECTIONS : 25067 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 CROSS-VALIDATION METHOD : NULL REMARK 3 FREE R VALUE TEST SET SELECTION : RANDOM REMARK 3 R VALUE (WORKING SET) : 0.238 REMARK 3 FREE R VALUE : 0.261 REMARK 3 FREE R VALUE TEST SET SIZE (%) : NULL REMARK 3 FREE R VALUE TEST SET COUNT : 2425 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 : 4070 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 17 REMARK 3 SOLVENT ATOMS : 43 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) : NULL REMARK 3 BOND ANGLES (DEGREES) : NULL REMARK 3 DIHEDRAL ANGLES (DEGREES) : NULL REMARK 3 IMPROPER ANGLES (DEGREES) : NULL REMARK 3 REMARK 3 ISOTROPIC THERMAL MODEL : NULL REMARK 3 REMARK 3 ISOTROPIC THERMAL FACTOR RESTRAINTS. RMS SIGMA REMARK 3 MAIN-CHAIN BOND (A**2) : NULL ; NULL REMARK 3 MAIN-CHAIN ANGLE (A**2) : NULL ; NULL REMARK 3 SIDE-CHAIN BOND (A**2) : NULL ; NULL REMARK 3 SIDE-CHAIN ANGLE (A**2) : NULL ; NULL REMARK 3 REMARK 3 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 2ATK COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBJ ON 29-AUG-05. REMARK 100 THE DEPOSITION ID IS D_1000034293. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 19-APR-05 REMARK 200 TEMPERATURE (KELVIN) : 150 REMARK 200 PH : 5.40 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : NSLS REMARK 200 BEAMLINE : X29A REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 1.10 REMARK 200 MONOCHROMATOR : X29 BEAMLINE PPTICS REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : CCD REMARK 200 DETECTOR MANUFACTURER : ADSC QUANTUM 4 REMARK 200 INTENSITY-INTEGRATION SOFTWARE : HKL-2000 REMARK 200 DATA SCALING SOFTWARE : SCALEPACK REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 27948 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.500 REMARK 200 RESOLUTION RANGE LOW (A) : 50.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : 2.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 89.3 REMARK 200 DATA REDUNDANCY : NULL REMARK 200 R MERGE (I) : NULL 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) : 2.48 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 2.59 REMARK 200 COMPLETENESS FOR SHELL (%) : 91.9 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: CNS REMARK 200 STARTING MODEL: NULL REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 67.59 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 3.80 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: PEG400, KCL, MGACETATE, NAACETATE, PH REMARK 280 5.40, VAPOR DIFFUSION, SITTING DROP, TEMPERATURE 300K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: I 4 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 -Y,X,Z REMARK 290 4555 Y,-X,Z REMARK 290 5555 X+1/2,Y+1/2,Z+1/2 REMARK 290 6555 -X+1/2,-Y+1/2,Z+1/2 REMARK 290 7555 -Y+1/2,X+1/2,Z+1/2 REMARK 290 8555 Y+1/2,-X+1/2,Z+1/2 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 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY2 3 1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY3 3 0.000000 0.000000 1.000000 0.00000 REMARK 290 SMTRY1 4 0.000000 1.000000 0.000000 0.00000 REMARK 290 SMTRY2 4 -1.000000 0.000000 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 77.58000 REMARK 290 SMTRY2 5 0.000000 1.000000 0.000000 77.58000 REMARK 290 SMTRY3 5 0.000000 0.000000 1.000000 37.85600 REMARK 290 SMTRY1 6 -1.000000 0.000000 0.000000 77.58000 REMARK 290 SMTRY2 6 0.000000 -1.000000 0.000000 77.58000 REMARK 290 SMTRY3 6 0.000000 0.000000 1.000000 37.85600 REMARK 290 SMTRY1 7 0.000000 -1.000000 0.000000 77.58000 REMARK 290 SMTRY2 7 1.000000 0.000000 0.000000 77.58000 REMARK 290 SMTRY3 7 0.000000 0.000000 1.000000 37.85600 REMARK 290 SMTRY1 8 0.000000 1.000000 0.000000 77.58000 REMARK 290 SMTRY2 8 -1.000000 0.000000 0.000000 77.58000 REMARK 290 SMTRY3 8 0.000000 0.000000 1.000000 37.85600 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 350 REMARK 350 COORDINATES FOR A COMPLETE MULTIMER REPRESENTING THE KNOWN REMARK 350 BIOLOGICALLY SIGNIFICANT OLIGOMERIZATION STATE OF THE REMARK 350 MOLECULE CAN BE GENERATED BY APPLYING BIOMT TRANSFORMATIONS REMARK 350 GIVEN BELOW. BOTH NON-CRYSTALLOGRAPHIC AND REMARK 350 CRYSTALLOGRAPHIC OPERATIONS ARE GIVEN. REMARK 350 REMARK 350 BIOMOLECULE: 1 REMARK 350 AUTHOR DETERMINED BIOLOGICAL UNIT: TRIMERIC REMARK 350 APPLY THE FOLLOWING TO CHAINS: A, B, C REMARK 350 BIOMT1 1 1.000000 0.000000 0.000000 0.00000 REMARK 350 BIOMT2 1 0.000000 1.000000 0.000000 0.00000 REMARK 350 BIOMT3 1 0.000000 0.000000 1.000000 0.00000 REMARK 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 K K C 125 LIES ON A SPECIAL POSITION. REMARK 375 K K C 126 LIES ON A SPECIAL POSITION. REMARK 375 K K C 127 LIES ON A SPECIAL POSITION. REMARK 375 K K C 128 LIES ON A SPECIAL POSITION. REMARK 375 K K C 129 LIES ON A SPECIAL POSITION. REMARK 375 K K C 130 LIES ON A SPECIAL POSITION. REMARK 375 K K C 131 LIES ON A SPECIAL POSITION. REMARK 375 HOH C 205 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 C 1 REMARK 465 ALA C 2 REMARK 465 PRO C 3 REMARK 465 MET C 4 REMARK 465 LEU C 5 REMARK 465 SER C 6 REMARK 465 GLY C 7 REMARK 465 LEU C 8 REMARK 465 LEU C 9 REMARK 465 ALA C 10 REMARK 465 ARG C 11 REMARK 465 LEU C 12 REMARK 465 VAL C 13 REMARK 465 LYS C 14 REMARK 465 LEU C 15 REMARK 465 LEU C 16 REMARK 465 LEU C 17 REMARK 465 GLY C 18 REMARK 465 ARG C 19 REMARK 465 HIS C 20 REMARK 465 GLY C 21 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 GLN B 90 O HOH B 228 1.96 REMARK 500 N THR B 97 O HOH B 228 2.03 REMARK 500 OG1 THR B 97 O HOH B 225 2.09 REMARK 500 O ASP A 102 OH TYR B 50 2.11 REMARK 500 NE2 GLN B 90 O HOH B 225 2.15 REMARK 500 NE2 GLN C 58 O HOH C 204 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 TRP C 67 CB TRP C 67 CG 0.165 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 TRP C 67 CB - CA - C ANGL. DEV. = 12.4 DEGREES REMARK 500 TRP C 67 CB - CA - C ANGL. DEV. = -12.1 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 ALA A 16 -170.84 -69.97 REMARK 500 CYS A 22 92.37 -168.61 REMARK 500 SER A 54 24.65 -67.73 REMARK 500 TYR A 55 -37.78 -160.12 REMARK 500 ALA A 92 178.25 175.48 REMARK 500 PRO A 128 175.11 -59.63 REMARK 500 PRO A 131 173.04 -56.62 REMARK 500 GLN A 136 -144.88 -73.68 REMARK 500 ASN A 138 -158.47 -143.39 REMARK 500 PRO A 152 -154.89 -98.76 REMARK 500 PRO A 154 -166.64 -104.37 REMARK 500 SER A 165 -61.55 -125.00 REMARK 500 ALA A 173 171.68 -54.50 REMARK 500 SER A 177 73.49 73.18 REMARK 500 ASP A 178 28.27 37.63 REMARK 500 SER A 192 -18.83 -40.72 REMARK 500 SER A 195 8.26 -67.54 REMARK 500 GLU A 196 81.57 -155.06 REMARK 500 THR A 197 143.64 -27.22 REMARK 500 LYS A 213 98.02 -168.90 REMARK 500 PRO B 15 138.90 -39.82 REMARK 500 ASN B 41 -6.49 70.43 REMARK 500 ALA B 51 -28.76 59.36 REMARK 500 SER B 52 1.29 -150.09 REMARK 500 SER B 67 143.44 172.97 REMARK 500 SER B 77 70.05 48.54 REMARK 500 ALA B 84 -167.14 -175.49 REMARK 500 TYR B 140 131.92 178.01 REMARK 500 PRO B 141 172.09 -54.64 REMARK 500 GLN B 156 -74.56 -146.41 REMARK 500 ASN B 157 134.11 -32.28 REMARK 500 SER B 171 31.29 73.54 REMARK 500 ASN B 190 -75.94 -73.75 REMARK 500 LYS B 199 -28.19 -38.79 REMARK 500 PHE B 209 140.40 -171.38 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 K C 127 K REMARK 620 N RES CSSEQI ATOM REMARK 620 1 THR C 75 O REMARK 620 2 THR C 75 O 88.4 REMARK 620 3 THR C 75 O 88.4 160.6 REMARK 620 4 THR C 75 O 160.6 88.4 88.3 REMARK 620 5 K C 128 K 80.3 80.3 80.3 80.3 REMARK 620 6 K C 128 K 80.4 80.3 80.3 80.3 0.1 REMARK 620 7 K C 128 K 80.3 80.4 80.3 80.3 0.0 0.0 REMARK 620 8 K C 128 K 80.4 80.3 80.3 80.3 0.0 0.0 0.1 REMARK 620 N 1 2 3 4 5 6 7 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 K C 128 K REMARK 620 N RES CSSEQI ATOM REMARK 620 1 THR C 75 OG1 REMARK 620 2 THR C 75 OG1 88.6 REMARK 620 3 THR C 75 OG1 88.6 161.8 REMARK 620 4 THR C 75 OG1 161.8 88.6 88.5 REMARK 620 N 1 2 3 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 K C 125 K REMARK 620 N RES CSSEQI ATOM REMARK 620 1 GLY C 77 O REMARK 620 2 GLY C 77 O 88.2 REMARK 620 3 GLY C 77 O 88.2 159.7 REMARK 620 4 GLY C 77 O 159.7 88.2 88.2 REMARK 620 5 K C 126 K 79.8 79.8 79.8 79.8 REMARK 620 6 K C 126 K 79.9 79.8 79.8 79.8 0.0 REMARK 620 7 K C 126 K 79.9 79.9 79.8 79.8 0.0 0.0 REMARK 620 8 K C 126 K 79.9 79.8 79.9 79.8 0.0 0.0 0.0 REMARK 620 9 K C 130 K 100.2 100.2 100.2 100.2 180.0 180.0 180.0 180.0 REMARK 620 N 1 2 3 4 5 6 7 8 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 K C 126 K REMARK 620 N RES CSSEQI ATOM REMARK 620 1 GLY C 77 N REMARK 620 2 GLY C 77 N 87.5 REMARK 620 3 GLY C 77 N 87.4 155.5 REMARK 620 4 GLY C 77 N 155.5 87.4 87.4 REMARK 620 5 K C 127 K 102.2 102.2 102.2 102.2 REMARK 620 6 K C 127 K 102.3 102.2 102.2 102.2 0.1 REMARK 620 7 K C 127 K 102.3 102.3 102.2 102.2 0.0 0.0 REMARK 620 8 K C 127 K 102.3 102.2 102.3 102.2 0.0 0.0 0.1 REMARK 620 N 1 2 3 4 5 6 7 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 K C 130 K REMARK 620 N RES CSSEQI ATOM REMARK 620 1 GLY C 79 N REMARK 620 2 GLY C 79 N 89.7 REMARK 620 3 GLY C 79 N 89.7 171.3 REMARK 620 4 GLY C 79 N 171.3 89.7 89.6 REMARK 620 N 1 2 3 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 K C 131 K REMARK 620 N RES CSSEQI ATOM REMARK 620 1 HIS C 124 NE2 REMARK 620 2 HIS C 124 NE2 167.4 REMARK 620 3 HIS C 124 NE2 89.3 89.3 REMARK 620 4 HIS C 124 NE2 89.3 89.3 167.4 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 K C 125 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE K C 126 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC3 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE K C 127 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC4 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE K C 128 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC5 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE K C 130 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC6 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE K C 131 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC7 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE F09 C 202 REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 1ZWI RELATED DB: PDB DBREF 2ATK C 1 124 UNP P0A334 KCSA_STRLI 1 124 DBREF 2ATK A 1 219 PDB 2ATK 2ATK 1 219 DBREF 2ATK B 1 212 PDB 2ATK 2ATK 1 212 SEQADV 2ATK ALA C 2 UNP P0A334 PRO 2 ENGINEERED MUTATION SEQADV 2ATK ALA C 71 UNP P0A334 GLU 71 ENGINEERED MUTATION SEQADV 2ATK CYS C 90 UNP P0A334 LEU 90 ENGINEERED MUTATION SEQRES 1 A 219 GLN VAL GLN LEU GLN GLN PRO GLY ALA GLU LEU VAL LYS SEQRES 2 A 219 PRO GLY ALA SER VAL LYS LEU SER CYS LYS ALA SER GLY SEQRES 3 A 219 TYR THR PHE THR SER ASP TRP ILE HIS TRP VAL LYS GLN SEQRES 4 A 219 ARG PRO GLY HIS GLY LEU GLU TRP ILE GLY GLU ILE ILE SEQRES 5 A 219 PRO SER TYR GLY ARG ALA ASN TYR ASN GLU LYS ILE GLN SEQRES 6 A 219 LYS LYS ALA THR LEU THR ALA ASP LYS SER SER SER THR SEQRES 7 A 219 ALA PHE MET GLN LEU SER SER LEU THR SER GLU ASP SER SEQRES 8 A 219 ALA VAL TYR TYR CYS ALA ARG GLU ARG GLY ASP GLY TYR SEQRES 9 A 219 PHE ALA VAL TRP GLY ALA GLY THR THR VAL THR VAL SER SEQRES 10 A 219 SER ALA LYS THR THR PRO PRO SER VAL TYR PRO LEU ALA SEQRES 11 A 219 PRO GLY SER ALA ALA GLN THR ASN SER MET VAL THR LEU SEQRES 12 A 219 GLY CYS LEU VAL LYS GLY TYR PHE PRO GLU PRO VAL THR SEQRES 13 A 219 VAL THR TRP ASN SER GLY SER LEU SER SER GLY VAL HIS SEQRES 14 A 219 THR PHE PRO ALA VAL LEU GLN SER ASP LEU TYR THR LEU SEQRES 15 A 219 SER SER SER VAL THR VAL PRO SER SER SER TRP PRO SER SEQRES 16 A 219 GLU THR VAL THR CYS ASN VAL ALA HIS PRO ALA SER SER SEQRES 17 A 219 THR LYS VAL ASP LYS LYS ILE VAL PRO ARG ASP SEQRES 1 B 212 ASP ILE LEU LEU THR GLN SER PRO ALA ILE LEU SER VAL SEQRES 2 B 212 SER PRO GLY GLU ARG VAL SER PHE SER CYS ARG ALA SER SEQRES 3 B 212 GLN SER ILE GLY THR ASP ILE HIS TRP TYR GLN GLN ARG SEQRES 4 B 212 THR ASN GLY SER PRO ARG LEU LEU ILE LYS TYR ALA SER SEQRES 5 B 212 GLU SER ILE SER GLY ILE PRO SER ARG PHE SER GLY SER SEQRES 6 B 212 GLY SER GLY THR ASP PHE THR LEU SER ILE ASN SER VAL SEQRES 7 B 212 GLU SER GLU ASP ILE ALA ASN TYR TYR CYS GLN GLN SER SEQRES 8 B 212 ASN ARG TRP PRO PHE THR PHE GLY SER GLY THR LYS LEU SEQRES 9 B 212 GLU ILE LYS ARG ALA ASP ALA ALA PRO THR VAL SER ILE SEQRES 10 B 212 PHE PRO PRO SER SER GLU GLN LEU THR SER GLY GLY ALA SEQRES 11 B 212 SER VAL VAL CYS PHE LEU ASN ASN PHE TYR PRO LYS ASP SEQRES 12 B 212 ILE ASN VAL LYS TRP LYS ILE ASP GLY SER GLU ARG GLN SEQRES 13 B 212 ASN GLY VAL LEU ASN SER TRP THR ASP GLN ASP SER LYS SEQRES 14 B 212 ASP SER THR TYR SER MET SER SER THR LEU THR LEU THR SEQRES 15 B 212 LYS ASP GLU TYR GLU ARG HIS ASN SER TYR THR CYS GLU SEQRES 16 B 212 ALA THR HIS LYS THR SER THR SER PRO ILE VAL LYS SER SEQRES 17 B 212 PHE ASN ARG ASN SEQRES 1 C 124 MET ALA PRO MET LEU SER GLY LEU LEU ALA ARG LEU VAL SEQRES 2 C 124 LYS LEU LEU LEU GLY ARG HIS GLY SER ALA LEU HIS TRP SEQRES 3 C 124 ARG ALA ALA GLY ALA ALA THR VAL LEU LEU VAL ILE VAL SEQRES 4 C 124 LEU LEU ALA GLY SER TYR LEU ALA VAL LEU ALA GLU ARG SEQRES 5 C 124 GLY ALA PRO GLY ALA GLN LEU ILE THR TYR PRO ARG ALA SEQRES 6 C 124 LEU TRP TRP SER VAL ALA THR ALA THR THR VAL GLY TYR SEQRES 7 C 124 GLY ASP LEU TYR PRO VAL THR LEU TRP GLY ARG CYS VAL SEQRES 8 C 124 ALA VAL VAL VAL MET VAL ALA GLY ILE THR SER PHE GLY SEQRES 9 C 124 LEU VAL THR ALA ALA LEU ALA THR TRP PHE VAL GLY ARG SEQRES 10 C 124 GLU GLN GLU ARG ARG GLY HIS HET K C 125 1 HET K C 126 1 HET K C 127 1 HET K C 128 1 HET K C 129 1 HET K C 130 1 HET K C 131 1 HET F09 C 202 10 HETNAM K POTASSIUM ION HETNAM F09 NONAN-1-OL FORMUL 4 K 7(K 1+) FORMUL 11 F09 C9 H20 O FORMUL 12 HOH *43(H2 O) HELIX 1 1 THR A 87 SER A 91 5 5 HELIX 2 2 SER A 191 GLU A 196 1 6 HELIX 3 3 PRO A 205 SER A 208 5 4 HELIX 4 4 GLU B 79 ILE B 83 5 5 HELIX 5 5 SER B 121 THR B 126 1 6 HELIX 6 6 LYS B 183 ARG B 188 1 6 HELIX 7 7 ALA C 23 ARG C 52 1 30 HELIX 8 8 THR C 61 THR C 74 1 14 HELIX 9 9 THR C 85 ARG C 122 1 38 SHEET 1 A 4 LEU A 4 GLN A 5 0 SHEET 2 A 4 SER A 17 ALA A 24 -1 O LYS A 23 N GLN A 5 SHEET 3 A 4 THR A 78 SER A 84 -1 O LEU A 83 N VAL A 18 SHEET 4 A 4 LEU A 70 ASP A 73 -1 N THR A 71 O PHE A 80 SHEET 1 B 6 ALA A 9 VAL A 12 0 SHEET 2 B 6 THR A 112 VAL A 116 1 O THR A 115 N VAL A 12 SHEET 3 B 6 ALA A 92 GLU A 99 -1 N ALA A 92 O VAL A 114 SHEET 4 B 6 TRP A 33 GLN A 39 -1 N TRP A 33 O GLU A 99 SHEET 5 B 6 GLU A 46 ILE A 51 -1 O ILE A 48 N TRP A 36 SHEET 6 B 6 ALA A 58 TYR A 60 -1 O ASN A 59 N GLU A 50 SHEET 1 C 4 ALA A 9 VAL A 12 0 SHEET 2 C 4 THR A 112 VAL A 116 1 O THR A 115 N VAL A 12 SHEET 3 C 4 ALA A 92 GLU A 99 -1 N ALA A 92 O VAL A 114 SHEET 4 C 4 VAL A 107 TRP A 108 -1 O VAL A 107 N ARG A 98 SHEET 1 D 4 SER A 125 LEU A 129 0 SHEET 2 D 4 MET A 140 TYR A 150 -1 O LEU A 146 N TYR A 127 SHEET 3 D 4 TYR A 180 PRO A 189 -1 O TYR A 180 N TYR A 150 SHEET 4 D 4 VAL A 168 THR A 170 -1 N HIS A 169 O SER A 185 SHEET 1 E 3 THR A 156 TRP A 159 0 SHEET 2 E 3 CYS A 200 HIS A 204 -1 O ASN A 201 N THR A 158 SHEET 3 E 3 THR A 209 VAL A 211 -1 O VAL A 211 N VAL A 202 SHEET 1 F 4 LEU B 4 THR B 5 0 SHEET 2 F 4 VAL B 19 ALA B 25 -1 O ARG B 24 N THR B 5 SHEET 3 F 4 ASP B 70 ILE B 75 -1 O LEU B 73 N PHE B 21 SHEET 4 F 4 PHE B 62 SER B 67 -1 N SER B 65 O THR B 72 SHEET 1 G 6 ILE B 10 VAL B 13 0 SHEET 2 G 6 THR B 102 ILE B 106 1 O LYS B 103 N LEU B 11 SHEET 3 G 6 ASN B 85 GLN B 90 -1 N TYR B 86 O THR B 102 SHEET 4 G 6 ILE B 33 GLN B 38 -1 N TYR B 36 O TYR B 87 SHEET 5 G 6 ARG B 45 LYS B 49 -1 O ARG B 45 N GLN B 37 SHEET 6 G 6 GLU B 53 SER B 54 -1 O GLU B 53 N LYS B 49 SHEET 1 H 4 ILE B 10 VAL B 13 0 SHEET 2 H 4 THR B 102 ILE B 106 1 O LYS B 103 N LEU B 11 SHEET 3 H 4 ASN B 85 GLN B 90 -1 N TYR B 86 O THR B 102 SHEET 4 H 4 THR B 97 PHE B 98 -1 O THR B 97 N GLN B 90 SHEET 1 I 4 THR B 114 PHE B 118 0 SHEET 2 I 4 GLY B 129 PHE B 139 -1 O VAL B 133 N PHE B 118 SHEET 3 I 4 TYR B 173 THR B 182 -1 O LEU B 181 N ALA B 130 SHEET 4 I 4 VAL B 159 LEU B 160 -1 N LEU B 160 O THR B 178 SHEET 1 J 4 SER B 153 ARG B 155 0 SHEET 2 J 4 ILE B 144 ILE B 150 -1 N TRP B 148 O ARG B 155 SHEET 3 J 4 SER B 191 HIS B 198 -1 O THR B 197 N ASN B 145 SHEET 4 J 4 SER B 201 ASN B 210 -1 O SER B 201 N HIS B 198 SSBOND 1 CYS A 22 CYS A 96 1555 1555 2.05 SSBOND 2 CYS A 145 CYS A 200 1555 1555 2.04 SSBOND 3 CYS B 23 CYS B 88 1555 1555 2.05 SSBOND 4 CYS B 134 CYS B 194 1555 1555 2.03 LINK O THR C 75 K K C 127 1555 1555 2.91 LINK O THR C 75 K K C 127 4575 1555 2.91 LINK O THR C 75 K K C 127 3755 1555 2.91 LINK O THR C 75 K K C 127 2775 1555 2.92 LINK OG1 THR C 75 K K C 128 1555 1555 3.16 LINK OG1 THR C 75 K K C 128 4575 1555 3.16 LINK OG1 THR C 75 K K C 128 3755 1555 3.16 LINK OG1 THR C 75 K K C 128 2775 1555 3.16 LINK O GLY C 77 K K C 125 1555 1555 3.15 LINK O GLY C 77 K K C 125 4575 1555 3.15 LINK O GLY C 77 K K C 125 3755 1555 3.15 LINK O GLY C 77 K K C 125 2775 1555 3.15 LINK N GLY C 77 K K C 126 1555 1555 3.48 LINK N GLY C 77 K K C 126 4575 1555 3.48 LINK N GLY C 77 K K C 126 3755 1555 3.48 LINK N GLY C 77 K K C 126 2775 1555 3.48 LINK N GLY C 79 K K C 130 1555 1555 3.15 LINK N GLY C 79 K K C 130 4575 1555 3.15 LINK N GLY C 79 K K C 130 3755 1555 3.15 LINK N GLY C 79 K K C 130 2775 1555 3.15 LINK NE2 HIS C 124 K K C 131 1555 1555 2.73 LINK NE2 HIS C 124 K K C 131 2775 1555 2.73 LINK NE2 HIS C 124 K K C 131 4575 1555 2.73 LINK NE2 HIS C 124 K K C 131 3755 1555 2.73 LINK K K C 125 K K C 126 1555 1555 3.56 LINK K K C 125 K K C 126 1555 2775 3.56 LINK K K C 125 K K C 126 1555 3755 3.56 LINK K K C 125 K K C 126 1555 4575 3.56 LINK K K C 125 K K C 130 1555 1555 3.39 LINK K K C 125 K K C 130 1555 2775 3.39 LINK K K C 125 K K C 130 1555 3755 3.39 LINK K K C 125 K K C 130 1555 4575 3.39 LINK K K C 126 K K C 127 1555 1555 2.81 LINK K K C 126 K K C 127 1555 2775 2.81 LINK K K C 126 K K C 127 1555 3755 2.81 LINK K K C 126 K K C 127 1555 4575 2.81 LINK K K C 127 K K C 128 1555 1555 3.10 LINK K K C 127 K K C 128 1555 2775 3.10 LINK K K C 127 K K C 128 1555 3755 3.10 LINK K K C 127 K K C 128 1555 4575 3.10 CISPEP 1 PHE A 151 PRO A 152 0 -1.03 CISPEP 2 GLU A 153 PRO A 154 0 -0.10 CISPEP 3 TRP A 193 PRO A 194 0 -1.21 CISPEP 4 SER B 7 PRO B 8 0 -1.31 CISPEP 5 TRP B 94 PRO B 95 0 -2.00 CISPEP 6 TYR B 140 PRO B 141 0 0.36 SITE 1 AC1 3 GLY C 77 K C 126 K C 130 SITE 1 AC2 3 GLY C 77 K C 125 K C 127 SITE 1 AC3 3 THR C 75 K C 126 K C 128 SITE 1 AC4 2 THR C 75 K C 127 SITE 1 AC5 2 GLY C 79 K C 125 SITE 1 AC6 1 HIS C 124 SITE 1 AC7 4 LEU C 46 TRP C 87 VAL C 91 VAL C 94 CRYST1 155.160 155.160 75.712 90.00 90.00 90.00 I 4 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 0.006445 0.000000 0.000000 0.00000 SCALE2 0.000000 0.006445 0.000000 0.00000 SCALE3 0.000000 0.000000 0.013208 0.00000