HEADER MEMBRANE PROTEIN 26-OCT-23 8QZ1 TITLE CRYSTAL STRUCTURE OF HUMAN TWO PORE DOMAIN POTASSIUM ION CHANNEL TREK- TITLE 2 2 (K2P10.1) IN COMPLEX WITH A NANOBODY (NB58) COMPND MOL_ID: 1; COMPND 2 MOLECULE: ISOFORM B OF POTASSIUM CHANNEL SUBFAMILY K MEMBER 10; COMPND 3 CHAIN: A, B; COMPND 4 ENGINEERED: YES; COMPND 5 MOL_ID: 2; COMPND 6 MOLECULE: NANOBODY 58; COMPND 7 CHAIN: C, D; COMPND 8 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: HOMO SAPIENS; SOURCE 3 ORGANISM_COMMON: HUMAN; SOURCE 4 ORGANISM_TAXID: 9606; SOURCE 5 GENE: KCNK10; SOURCE 6 EXPRESSION_SYSTEM: SPODOPTERA FRUGIPERDA; SOURCE 7 EXPRESSION_SYSTEM_TAXID: 7108; SOURCE 8 EXPRESSION_SYSTEM_CELL_LINE: SF9; SOURCE 9 EXPRESSION_SYSTEM_VECTOR_TYPE: BACMID; SOURCE 10 EXPRESSION_SYSTEM_PLASMID: PFB-CT10HF-LIC; SOURCE 11 MOL_ID: 2; SOURCE 12 ORGANISM_SCIENTIFIC: LAMA GLAMA; SOURCE 13 ORGANISM_TAXID: 9844; SOURCE 14 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 15 EXPRESSION_SYSTEM_TAXID: 562; SOURCE 16 EXPRESSION_SYSTEM_STRAIN: WK6; SOURCE 17 EXPRESSION_SYSTEM_PLASMID: PMESY4 KEYWDS POTASSIUM ION CHANNEL, NANOBODY, MEMBRANE PROTEIN, STRUCTURAL KEYWDS 2 GENOMICS, STRUCTURAL GENOMICS CONSORTIUM, SGC EXPDTA X-RAY DIFFRACTION AUTHOR K.E.J.RODSTROM,A.C.W.PIKE,A.BARONINA,J.ANG,S.R.BUSHELL,R.CHALK, AUTHOR 2 S.M.M.MUKHOPADHYAY,E.PARDON,C.H.ARROWSMITH,A.M.EDWARDS,C.BOUNTRA, AUTHOR 3 N.A.BURGESS-BROWN,S.J.TUCKER,J.STEYAERT,E.P.CARPENTER,STRUCTURAL AUTHOR 4 GENOMICS CONSORTIUM (SGC) REVDAT 1 29-MAY-24 8QZ1 0 JRNL AUTH K.E.J.RODSTROM,A.CLOAKE,J.SORMANN,A.BARONINA,K.H.M.SMITH, JRNL AUTH 2 A.C.W.PIKE,J.ANG,P.PROKS,M.SCHEWE,I.HOLLAND-KAYE, JRNL AUTH 3 S.R.BUSHELL,J.ELLIOTT,E.PARDON,T.BAUKROWITZ,R.J.OWENS, JRNL AUTH 4 S.NEWSTEAD,J.STEYAERT,E.P.CARPENTER,S.J.TUCKER JRNL TITL EXTRACELLULAR MODULATION OF TREK-2 ACTIVITY WITH NANOBODIES JRNL TITL 2 PROVIDES INSIGHT INTO THE MECHANISMS OF K2P CHANNEL JRNL TITL 3 REGULATION. JRNL REF NAT COMMUN V. 15 4173 2024 JRNL REFN ESSN 2041-1723 JRNL PMID 38755204 JRNL DOI 10.1038/S41467-024-48536-2 REMARK 2 REMARK 2 RESOLUTION. 3.59 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : BUSTER 2.10.4 REMARK 3 AUTHORS : BRICOGNE,BLANC,BRANDL,FLENSBURG,KELLER, REMARK 3 : PACIOREK,ROVERSI,SHARFF,SMART,VONRHEIN, REMARK 3 : WOMACK,MATTHEWS,TEN EYCK,TRONRUD REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 3.59 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 30.84 REMARK 3 DATA CUTOFF (SIGMA(F)) : NULL REMARK 3 COMPLETENESS FOR RANGE (%) : 88.4 REMARK 3 NUMBER OF REFLECTIONS : 14165 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 + TEST SET) : 0.258 REMARK 3 R VALUE (WORKING SET) : 0.256 REMARK 3 FREE R VALUE : 0.298 REMARK 3 FREE R VALUE TEST SET SIZE (%) : NULL REMARK 3 FREE R VALUE TEST SET COUNT : 736 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 (ANGSTROMS) : 3.59 REMARK 3 BIN RESOLUTION RANGE LOW (ANGSTROMS) : 3.65 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : 52.05 REMARK 3 REFLECTIONS IN BIN (WORKING + TEST SET) : NULL REMARK 3 BIN R VALUE (WORKING + TEST SET) : NULL REMARK 3 REFLECTIONS IN BIN (WORKING SET) : NULL REMARK 3 BIN R VALUE (WORKING SET) : 0.3365 REMARK 3 BIN FREE R VALUE : 0.3173 REMARK 3 BIN FREE R VALUE TEST SET SIZE (%) : NULL REMARK 3 BIN FREE R VALUE TEST SET COUNT : 22 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 : 5132 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 3 REMARK 3 SOLVENT ATOMS : 0 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : NULL REMARK 3 MEAN B VALUE (OVERALL, A**2) : 154.1 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : 6.11220 REMARK 3 B22 (A**2) : 6.11220 REMARK 3 B33 (A**2) : -12.22440 REMARK 3 B12 (A**2) : 0.00000 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) : 0.550 REMARK 3 DPI (BLOW EQ-10) BASED ON R VALUE (A) : NULL REMARK 3 DPI (BLOW EQ-9) BASED ON FREE R VALUE (A) : 0.633 REMARK 3 DPI (CRUICKSHANK) BASED ON R VALUE (A) : NULL REMARK 3 DPI (CRUICKSHANK) BASED ON FREE R VALUE (A) : NULL REMARK 3 REMARK 3 REFERENCES: BLOW, D. (2002) ACTA CRYST D58, 792-797 REMARK 3 CRUICKSHANK, D.W.J. (1999) ACTA CRYST D55, 583-601 REMARK 3 REMARK 3 CORRELATION COEFFICIENTS. REMARK 3 CORRELATION COEFFICIENT FO-FC : 0.900 REMARK 3 CORRELATION COEFFICIENT FO-FC FREE : 0.866 REMARK 3 REMARK 3 NUMBER OF GEOMETRIC FUNCTION TERMS DEFINED : 15 REMARK 3 TERM COUNT WEIGHT FUNCTION. REMARK 3 BOND LENGTHS : 5256 ; 2.000 ; HARMONIC REMARK 3 BOND ANGLES : 7200 ; 2.000 ; HARMONIC REMARK 3 TORSION ANGLES : 1521 ; 2.000 ; SINUSOIDAL REMARK 3 TRIGONAL CARBON PLANES : NULL ; NULL ; NULL REMARK 3 GENERAL PLANES : 903 ; 5.000 ; HARMONIC REMARK 3 ISOTROPIC THERMAL FACTORS : 5256 ; 10.000 ; HARMONIC REMARK 3 BAD NON-BONDED CONTACTS : NULL ; NULL ; NULL REMARK 3 IMPROPER TORSIONS : NULL ; NULL ; NULL REMARK 3 PSEUDOROTATION ANGLES : NULL ; NULL ; NULL REMARK 3 CHIRAL IMPROPER TORSION : 722 ; 5.000 ; SEMIHARMONIC REMARK 3 SUM OF OCCUPANCIES : NULL ; NULL ; NULL REMARK 3 UTILITY DISTANCES : NULL ; NULL ; NULL REMARK 3 UTILITY ANGLES : NULL ; NULL ; NULL REMARK 3 UTILITY TORSION : NULL ; NULL ; NULL REMARK 3 IDEAL-DIST CONTACT TERM : 3962 ; 4.000 ; SEMIHARMONIC REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES. REMARK 3 BOND LENGTHS (A) : 0.005 REMARK 3 BOND ANGLES (DEGREES) : 0.71 REMARK 3 PEPTIDE OMEGA TORSION ANGLES (DEGREES) : 1.94 REMARK 3 OTHER TORSION ANGLES (DEGREES) : 16.35 REMARK 3 REMARK 3 TLS DETAILS REMARK 3 NUMBER OF TLS GROUPS : 4 REMARK 3 REMARK 3 TLS GROUP : 1 REMARK 3 SELECTION: { A|73 - A|338 A|401 - A|402 B|401 - B|401 } REMARK 3 ORIGIN FOR THE GROUP (A): -5.4428 -66.9708 7.2343 REMARK 3 T TENSOR REMARK 3 T11: 0.3958 T22: -0.2557 REMARK 3 T33: -0.0411 T12: -0.0342 REMARK 3 T13: -0.1459 T23: -0.1053 REMARK 3 L TENSOR REMARK 3 L11: 1.7194 L22: 6.172 REMARK 3 L33: 6.8138 L12: -0.3426 REMARK 3 L13: 0.2398 L23: -4.0911 REMARK 3 S TENSOR REMARK 3 S11: -0.3126 S12: -0.9102 S13: -0.5112 REMARK 3 S21: -0.9102 S22: 0.1601 S23: -0.7353 REMARK 3 S31: -0.5112 S32: -0.7353 S33: 0.1524 REMARK 3 REMARK 3 TLS GROUP : 2 REMARK 3 SELECTION: { B|73 - B|330 } REMARK 3 ORIGIN FOR THE GROUP (A): 4.7602 -66.2835 10.5572 REMARK 3 T TENSOR REMARK 3 T11: 0.3518 T22: -0.2423 REMARK 3 T33: -0.3797 T12: -0.0846 REMARK 3 T13: -0.1073 T23: 0.0546 REMARK 3 L TENSOR REMARK 3 L11: 1.4439 L22: 9.3485 REMARK 3 L33: 4.258 L12: 0.7233 REMARK 3 L13: -0.2482 L23: -1.8065 REMARK 3 S TENSOR REMARK 3 S11: -0.3682 S12: -0.4003 S13: -1.1227 REMARK 3 S21: -0.4003 S22: 0.153 S23: 0.4479 REMARK 3 S31: -1.1227 S32: 0.4479 S33: 0.2152 REMARK 3 REMARK 3 TLS GROUP : 3 REMARK 3 SELECTION: { C|1 - C|127 } REMARK 3 ORIGIN FOR THE GROUP (A): -1.3466 -117.3560 27.4732 REMARK 3 T TENSOR REMARK 3 T11: -0.5473 T22: -0.6461 REMARK 3 T33: -0.2981 T12: 0.0787 REMARK 3 T13: -0.053 T23: -0.1051 REMARK 3 L TENSOR REMARK 3 L11: 8.826 L22: 14.342 REMARK 3 L33: 11.0491 L12: 2.5109 REMARK 3 L13: -2.2559 L23: -3.431 REMARK 3 S TENSOR REMARK 3 S11: 0.089 S12: -0.3589 S13: 0.236 REMARK 3 S21: -0.3589 S22: 0.161 S23: -0.0958 REMARK 3 S31: 0.236 S32: -0.0958 S33: -0.25 REMARK 3 REMARK 3 TLS GROUP : 4 REMARK 3 SELECTION: { D|3 - D|125 } REMARK 3 ORIGIN FOR THE GROUP (A): 5.4688 -102.1441 47.3285 REMARK 3 T TENSOR REMARK 3 T11: 0.2312 T22: -0.382 REMARK 3 T33: -0.4706 T12: -0.1979 REMARK 3 T13: -0.0105 T23: -0.1722 REMARK 3 L TENSOR REMARK 3 L11: 12.8554 L22: 17.4474 REMARK 3 L33: 12.7897 L12: -3.4317 REMARK 3 L13: 2.3487 L23: -3.4612 REMARK 3 S TENSOR REMARK 3 S11: -0.0152 S12: 1.7585 S13: -0.625 REMARK 3 S21: 1.7585 S22: -0.0501 S23: 0.7168 REMARK 3 S31: -0.625 S32: 0.7168 S33: 0.0653 REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 8QZ1 COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBE ON 26-OCT-23. REMARK 100 THE DEPOSITION ID IS D_1292133813. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 02-JUL-17 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : 10 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : DIAMOND REMARK 200 BEAMLINE : I24 REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 0.9686 REMARK 200 MONOCHROMATOR : M REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : PIXEL REMARK 200 DETECTOR MANUFACTURER : DECTRIS PILATUS3 6M REMARK 200 INTENSITY-INTEGRATION SOFTWARE : XDS REMARK 200 DATA SCALING SOFTWARE : AIMLESS, STARANISO REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 14181 REMARK 200 RESOLUTION RANGE HIGH (A) : 3.591 REMARK 200 RESOLUTION RANGE LOW (A) : 44.158 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : NULL REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 88.6 REMARK 200 DATA REDUNDANCY : 5.200 REMARK 200 R MERGE (I) : NULL REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : 8.6000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 3.59 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 3.69 REMARK 200 COMPLETENESS FOR SHELL (%) : 55.7 REMARK 200 DATA REDUNDANCY IN SHELL : 4.10 REMARK 200 R MERGE FOR SHELL (I) : NULL REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 FOR SHELL : 1.300 REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT REMARK 200 SOFTWARE USED: PHASER REMARK 200 STARTING MODEL: NULL REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 68.21 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 3.87 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 0.1 M GLYCINE PH 10.0, 0.2 M NACL, 31% REMARK 280 V/V POLYETHYLENE GLYCOL 1000, VAPOR DIFFUSION, SITTING DROP, REMARK 280 TEMPERATURE 277K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: H 3 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 X+2/3,Y+1/3,Z+1/3 REMARK 290 5555 -Y+2/3,X-Y+1/3,Z+1/3 REMARK 290 6555 -X+Y+2/3,-X+1/3,Z+1/3 REMARK 290 7555 X+1/3,Y+2/3,Z+2/3 REMARK 290 8555 -Y+1/3,X-Y+2/3,Z+2/3 REMARK 290 9555 -X+Y+1/3,-X+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 1.000000 0.000000 0.000000 116.83150 REMARK 290 SMTRY2 4 0.000000 1.000000 0.000000 67.45270 REMARK 290 SMTRY3 4 0.000000 0.000000 1.000000 22.46267 REMARK 290 SMTRY1 5 -0.500000 -0.866025 0.000000 116.83150 REMARK 290 SMTRY2 5 0.866025 -0.500000 0.000000 67.45270 REMARK 290 SMTRY3 5 0.000000 0.000000 1.000000 22.46267 REMARK 290 SMTRY1 6 -0.500000 0.866025 0.000000 116.83150 REMARK 290 SMTRY2 6 -0.866025 -0.500000 0.000000 67.45270 REMARK 290 SMTRY3 6 0.000000 0.000000 1.000000 22.46267 REMARK 290 SMTRY1 7 1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 7 0.000000 1.000000 0.000000 134.90540 REMARK 290 SMTRY3 7 0.000000 0.000000 1.000000 44.92533 REMARK 290 SMTRY1 8 -0.500000 -0.866025 0.000000 0.00000 REMARK 290 SMTRY2 8 0.866025 -0.500000 0.000000 134.90540 REMARK 290 SMTRY3 8 0.000000 0.000000 1.000000 44.92533 REMARK 290 SMTRY1 9 -0.500000 0.866025 0.000000 0.00000 REMARK 290 SMTRY2 9 -0.866025 -0.500000 0.000000 134.90540 REMARK 290 SMTRY3 9 0.000000 0.000000 1.000000 44.92533 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: TETRAMERIC REMARK 350 APPLY THE FOLLOWING TO CHAINS: A, B, C, D 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 MET A 66 REMARK 465 GLY A 67 REMARK 465 LEU A 68 REMARK 465 GLN A 69 REMARK 465 THR A 70 REMARK 465 VAL A 71 REMARK 465 MET A 72 REMARK 465 SER A 150 REMARK 465 SER A 151 REMARK 465 ASN A 152 REMARK 465 ASN A 153 REMARK 465 SER A 154 REMARK 465 SER A 218 REMARK 465 ILE A 219 REMARK 465 ALA A 220 REMARK 465 ARG A 221 REMARK 465 VAL A 222 REMARK 465 GLU A 223 REMARK 465 LYS A 224 REMARK 465 VAL A 225 REMARK 465 PHE A 226 REMARK 465 ARG A 227 REMARK 465 LYS A 228 REMARK 465 LYS A 229 REMARK 465 GLN A 230 REMARK 465 VAL A 231 REMARK 465 ASN A 292 REMARK 465 ALA A 293 REMARK 465 GLY A 294 REMARK 465 ILE A 295 REMARK 465 ASN A 296 REMARK 465 GLY A 339 REMARK 465 GLU A 340 REMARK 465 ALA A 341 REMARK 465 GLU A 342 REMARK 465 ASN A 343 REMARK 465 LEU A 344 REMARK 465 TYR A 345 REMARK 465 PHE A 346 REMARK 465 GLN A 347 REMARK 465 MET B 66 REMARK 465 GLY B 67 REMARK 465 LEU B 68 REMARK 465 GLN B 69 REMARK 465 THR B 70 REMARK 465 VAL B 71 REMARK 465 MET B 72 REMARK 465 ASN B 152 REMARK 465 ASN B 153 REMARK 465 VAL B 222 REMARK 465 GLU B 223 REMARK 465 LYS B 224 REMARK 465 VAL B 225 REMARK 465 PHE B 226 REMARK 465 ARG B 227 REMARK 465 LYS B 228 REMARK 465 LYS B 229 REMARK 465 GLN B 230 REMARK 465 VAL B 231 REMARK 465 SER B 232 REMARK 465 GLN B 233 REMARK 465 THR B 234 REMARK 465 LYS B 235 REMARK 465 ILE B 236 REMARK 465 GLY B 294 REMARK 465 ILE B 295 REMARK 465 ASN B 296 REMARK 465 TYR B 297 REMARK 465 SER B 331 REMARK 465 LYS B 332 REMARK 465 LYS B 333 REMARK 465 THR B 334 REMARK 465 LYS B 335 REMARK 465 GLU B 336 REMARK 465 GLU B 337 REMARK 465 VAL B 338 REMARK 465 GLY B 339 REMARK 465 GLU B 340 REMARK 465 ALA B 341 REMARK 465 GLU B 342 REMARK 465 ASN B 343 REMARK 465 LEU B 344 REMARK 465 TYR B 345 REMARK 465 PHE B 346 REMARK 465 GLN B 347 REMARK 465 HIS C 130 REMARK 465 HIS C 131 REMARK 465 HIS C 132 REMARK 465 GLU C 133 REMARK 465 PRO C 134 REMARK 465 GLU C 135 REMARK 465 ALA C 136 REMARK 465 GLN D 1 REMARK 465 VAL D 2 REMARK 465 SER D 126 REMARK 465 HIS D 127 REMARK 465 HIS D 128 REMARK 465 HIS D 129 REMARK 465 HIS D 130 REMARK 465 HIS D 131 REMARK 465 HIS D 132 REMARK 465 GLU D 133 REMARK 465 PRO D 134 REMARK 465 GLU D 135 REMARK 465 ALA D 136 REMARK 470 REMARK 470 MISSING ATOM REMARK 470 THE FOLLOWING RESIDUES HAVE MISSING ATOMS (M=MODEL NUMBER; REMARK 470 RES=RESIDUE NAME; C=CHAIN IDENTIFIER; SSEQ=SEQUENCE NUMBER; REMARK 470 I=INSERTION CODE): REMARK 470 M RES CSSEQI ATOMS REMARK 470 LYS A 73 CG CD CE NZ REMARK 470 LYS A 75 CG CD CE NZ REMARK 470 ILE A 80 CG1 CG2 CD1 REMARK 470 LEU A 93 CG CD1 CD2 REMARK 470 SER A 105 OG REMARK 470 GLN A 106 CG CD OE1 NE2 REMARK 470 LYS A 107 CG CD CE NZ REMARK 470 ASN A 108 CG OD1 ND2 REMARK 470 ASN A 149 CG OD1 ND2 REMARK 470 SER A 155 OG REMARK 470 LEU A 159 CG CD1 CD2 REMARK 470 SER A 161 OG REMARK 470 ILE A 178 CG1 CG2 CD1 REMARK 470 GLU A 183 CG CD OE1 OE2 REMARK 470 LYS A 186 CG CD CE NZ REMARK 470 LEU A 211 CG CD1 CD2 REMARK 470 ILE A 214 CG1 CG2 CD1 REMARK 470 PHE A 215 CG CD1 CD2 CE1 CE2 CZ REMARK 470 LYS A 217 CG CD CE NZ REMARK 470 SER A 232 OG REMARK 470 GLN A 233 CG CD OE1 NE2 REMARK 470 THR A 234 OG1 CG2 REMARK 470 LYS A 235 CG CD CE NZ REMARK 470 ILE A 236 CG1 CG2 CD1 REMARK 470 ARG A 237 CG CD NE CZ NH1 NH2 REMARK 470 VAL A 238 CG1 CG2 REMARK 470 ILE A 239 CG1 CG2 CD1 REMARK 470 SER A 240 OG REMARK 470 THR A 241 OG1 CG2 REMARK 470 ILE A 242 CG1 CG2 CD1 REMARK 470 LEU A 243 CG CD1 CD2 REMARK 470 PHE A 244 CG CD1 CD2 CE1 CE2 CZ REMARK 470 ILE A 245 CG1 CG2 CD1 REMARK 470 ILE A 250 CG1 CG2 CD1 REMARK 470 ILE A 255 CG1 CG2 CD1 REMARK 470 VAL A 258 CG1 CG2 REMARK 470 LYS A 261 CG CD CE NZ REMARK 470 TYR A 262 CG CD1 CD2 CE1 CE2 CZ OH REMARK 470 ILE A 263 CG1 CG2 CD1 REMARK 470 LEU A 269 CG CD1 CD2 REMARK 470 GLU A 270 CG CD OE1 OE2 REMARK 470 SER A 271 OG REMARK 470 TYR A 297 CG CD1 CD2 CE1 CE2 CZ OH REMARK 470 ARG A 298 CG CD NE CZ NH1 NH2 REMARK 470 TYR A 301 CG CD1 CD2 CE1 CE2 CZ OH REMARK 470 LYS A 302 CG CD CE NZ REMARK 470 LEU A 304 CG CD1 CD2 REMARK 470 VAL A 305 CG1 CG2 REMARK 470 ILE A 309 CG1 CG2 CD1 REMARK 470 TYR A 315 CG CD1 CD2 CE1 CE2 CZ OH REMARK 470 VAL A 319 CG1 CG2 REMARK 470 SER A 321 OG REMARK 470 MET A 322 CG SD CE REMARK 470 ILE A 323 CG1 CG2 CD1 REMARK 470 ASP A 325 CG OD1 OD2 REMARK 470 LEU A 327 CG CD1 CD2 REMARK 470 ARG A 328 CG CD NE CZ NH1 NH2 REMARK 470 VAL A 329 CG1 CG2 REMARK 470 LEU A 330 CG CD1 CD2 REMARK 470 SER A 331 OG REMARK 470 LYS A 332 CG CD CE NZ REMARK 470 LYS A 333 CG CD CE NZ REMARK 470 THR A 334 OG1 CG2 REMARK 470 LYS A 335 CG CD CE NZ REMARK 470 GLU A 336 CG CD OE1 OE2 REMARK 470 GLU A 337 CG CD OE1 OE2 REMARK 470 VAL A 338 CG1 CG2 REMARK 470 LYS B 73 CG CD CE NZ REMARK 470 LYS B 75 CG CD CE NZ REMARK 470 ILE B 80 CG1 CG2 CD1 REMARK 470 VAL B 82 CG1 CG2 REMARK 470 LEU B 93 CG CD1 CD2 REMARK 470 ARG B 96 CG CD NE CZ NH1 NH2 REMARK 470 SER B 105 OG REMARK 470 GLN B 106 CG CD OE1 NE2 REMARK 470 LYS B 107 CG CD CE NZ REMARK 470 SER B 145 OG REMARK 470 ASN B 149 CG OD1 ND2 REMARK 470 SER B 150 OG REMARK 470 SER B 151 OG REMARK 470 SER B 154 OG REMARK 470 SER B 155 OG REMARK 470 LEU B 159 CG CD1 CD2 REMARK 470 ILE B 178 CG1 CG2 CD1 REMARK 470 SER B 181 OG REMARK 470 GLU B 183 CG CD OE1 OE2 REMARK 470 LYS B 186 CG CD CE NZ REMARK 470 PHE B 202 CG CD1 CD2 CE1 CE2 CZ REMARK 470 GLN B 210 CG CD OE1 NE2 REMARK 470 LEU B 211 CG CD1 CD2 REMARK 470 THR B 213 OG1 CG2 REMARK 470 PHE B 215 CG CD1 CD2 CE1 CE2 CZ REMARK 470 LYS B 217 CG CD CE NZ REMARK 470 SER B 218 OG REMARK 470 ILE B 219 CG1 CG2 CD1 REMARK 470 ARG B 221 CG CD NE CZ NH1 NH2 REMARK 470 ARG B 237 CG CD NE CZ NH1 NH2 REMARK 470 VAL B 238 CG1 CG2 REMARK 470 LEU B 243 CG CD1 CD2 REMARK 470 PHE B 244 CG CD1 CD2 CE1 CE2 CZ REMARK 470 ILE B 245 CG1 CG2 CD1 REMARK 470 ILE B 255 CG1 CG2 CD1 REMARK 470 LYS B 261 CG CD CE NZ REMARK 470 TYR B 262 CG CD1 CD2 CE1 CE2 CZ OH REMARK 470 ILE B 263 CG1 CG2 CD1 REMARK 470 THR B 267 OG1 CG2 REMARK 470 GLU B 270 CG CD OE1 OE2 REMARK 470 SER B 271 OG REMARK 470 VAL B 288 CG1 CG2 REMARK 470 ASN B 292 CG OD1 ND2 REMARK 470 ARG B 298 CG CD NE CZ NH1 NH2 REMARK 470 GLU B 299 CG CD OE1 OE2 REMARK 470 LYS B 302 CG CD CE NZ REMARK 470 LEU B 320 CG CD1 CD2 REMARK 470 ASP B 325 CG OD1 OD2 REMARK 470 ARG B 328 CG CD NE CZ NH1 NH2 REMARK 470 VAL B 329 CG1 CG2 REMARK 470 LEU B 330 CG CD1 CD2 REMARK 470 VAL C 2 CG1 CG2 REMARK 470 GLN C 3 CG CD OE1 NE2 REMARK 470 ARG C 19 CZ NH1 NH2 REMARK 470 SER C 25 OG REMARK 470 ARG C 27 CG CD NE CZ NH1 NH2 REMARK 470 SER C 30 OG REMARK 470 LYS C 43 CE NZ REMARK 470 GLU C 44 CG CD OE1 OE2 REMARK 470 ASP C 62 CG OD1 OD2 REMARK 470 ARG C 65 CZ NH1 NH2 REMARK 470 GLN C 82 CG CD OE1 NE2 REMARK 470 ASN C 84 CG OD1 ND2 REMARK 470 SER C 85 OG REMARK 470 ARG C 111 CZ NH1 NH2 REMARK 470 HIS C 129 CG ND1 CD2 CE1 NE2 REMARK 470 GLN D 3 CG CD OE1 NE2 REMARK 470 VAL D 5 CG1 CG2 REMARK 470 GLN D 13 CG CD OE1 NE2 REMARK 470 LEU D 18 CG CD1 CD2 REMARK 470 ARG D 19 CG CD NE CZ NH1 NH2 REMARK 470 SER D 25 OG REMARK 470 ARG D 27 CG CD NE CZ NH1 NH2 REMARK 470 SER D 30 OG REMARK 470 LYS D 43 CG CD CE NZ REMARK 470 GLU D 44 CG CD OE1 OE2 REMARK 470 GLN D 82 OE1 NE2 REMARK 470 MET D 83 CG SD CE REMARK 470 ARG D 101 CG CD NE CZ NH1 NH2 REMARK 470 ARG D 111 CG CD NE CZ NH1 NH2 REMARK 470 GLN D 118 CG CD OE1 NE2 REMARK 470 SER D 125 OG 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 PRO B 180 99.84 -63.53 REMARK 500 SER C 7 111.81 -165.12 REMARK 500 ARG C 27 46.66 -80.81 REMARK 500 VAL C 64 38.10 -141.86 REMARK 500 THR C 91 102.91 -55.51 REMARK 500 ALA C 98 84.62 -153.81 REMARK 500 HIS C 127 -37.35 84.36 REMARK 500 ARG D 27 46.98 -81.44 REMARK 500 ALA D 98 82.22 -153.72 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 A 402 K REMARK 620 N RES CSSEQI ATOM REMARK 620 1 THR A 172 O REMARK 620 2 ILE A 173 O 82.7 REMARK 620 3 THR A 281 O 65.2 99.3 REMARK 620 4 VAL A 282 O 139.5 76.0 84.6 REMARK 620 5 THR B 172 O 97.2 166.3 68.6 95.9 REMARK 620 6 ILE B 173 O 157.7 108.6 128.8 62.8 76.3 REMARK 620 7 THR B 281 O 63.9 128.6 100.3 152.8 62.1 94.7 REMARK 620 8 VAL B 282 O 96.5 65.0 158.1 104.8 128.4 72.5 80.5 REMARK 620 N 1 2 3 4 5 6 7 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 K B 401 K REMARK 620 N RES CSSEQI ATOM REMARK 620 1 THR A 172 O REMARK 620 2 THR A 172 OG1 58.2 REMARK 620 3 THR A 281 O 56.6 98.1 REMARK 620 4 THR A 281 OG1 90.6 78.1 59.4 REMARK 620 5 THR B 172 O 100.5 158.6 64.8 101.7 REMARK 620 6 THR B 172 OG1 158.0 137.9 102.1 81.1 61.8 REMARK 620 7 THR B 281 O 64.1 100.7 90.7 149.1 68.3 115.5 REMARK 620 8 THR B 281 OG1 109.9 85.3 158.8 141.2 106.1 88.7 68.2 REMARK 620 N 1 2 3 4 5 6 7 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 K A 401 K REMARK 620 N RES CSSEQI ATOM REMARK 620 1 ILE A 173 O REMARK 620 2 GLY A 174 O 72.4 REMARK 620 3 VAL A 282 O 67.4 134.8 REMARK 620 4 GLY A 283 O 94.2 85.7 77.7 REMARK 620 5 ILE B 173 O 94.1 149.6 54.7 123.1 REMARK 620 6 GLY B 174 O 143.5 140.9 76.1 78.3 62.8 REMARK 620 7 VAL B 282 O 59.3 85.7 90.9 153.4 64.2 122.6 REMARK 620 8 GLY B 283 O 131.8 83.9 139.2 125.8 85.6 77.4 78.0 REMARK 620 N 1 2 3 4 5 6 7 DBREF 8QZ1 A 67 340 UNP P57789 KCNKA_HUMAN 67 340 DBREF 8QZ1 B 67 340 UNP P57789 KCNKA_HUMAN 67 340 DBREF 8QZ1 C 1 136 PDB 8QZ1 8QZ1 1 136 DBREF 8QZ1 D 1 136 PDB 8QZ1 8QZ1 1 136 SEQADV 8QZ1 MET A 66 UNP P57789 INITIATING METHIONINE SEQADV 8QZ1 ALA A 341 UNP P57789 EXPRESSION TAG SEQADV 8QZ1 GLU A 342 UNP P57789 EXPRESSION TAG SEQADV 8QZ1 ASN A 343 UNP P57789 EXPRESSION TAG SEQADV 8QZ1 LEU A 344 UNP P57789 EXPRESSION TAG SEQADV 8QZ1 TYR A 345 UNP P57789 EXPRESSION TAG SEQADV 8QZ1 PHE A 346 UNP P57789 EXPRESSION TAG SEQADV 8QZ1 GLN A 347 UNP P57789 EXPRESSION TAG SEQADV 8QZ1 MET B 66 UNP P57789 INITIATING METHIONINE SEQADV 8QZ1 ALA B 341 UNP P57789 EXPRESSION TAG SEQADV 8QZ1 GLU B 342 UNP P57789 EXPRESSION TAG SEQADV 8QZ1 ASN B 343 UNP P57789 EXPRESSION TAG SEQADV 8QZ1 LEU B 344 UNP P57789 EXPRESSION TAG SEQADV 8QZ1 TYR B 345 UNP P57789 EXPRESSION TAG SEQADV 8QZ1 PHE B 346 UNP P57789 EXPRESSION TAG SEQADV 8QZ1 GLN B 347 UNP P57789 EXPRESSION TAG SEQRES 1 A 282 MET GLY LEU GLN THR VAL MET LYS TRP LYS THR VAL VAL SEQRES 2 A 282 ALA ILE PHE VAL VAL VAL VAL VAL TYR LEU VAL THR GLY SEQRES 3 A 282 GLY LEU VAL PHE ARG ALA LEU GLU GLN PRO PHE GLU SER SEQRES 4 A 282 SER GLN LYS ASN THR ILE ALA LEU GLU LYS ALA GLU PHE SEQRES 5 A 282 LEU ARG ASP HIS VAL CYS VAL SER PRO GLN GLU LEU GLU SEQRES 6 A 282 THR LEU ILE GLN HIS ALA LEU ASP ALA ASP ASN ALA GLY SEQRES 7 A 282 VAL SER PRO ILE GLY ASN SER SER ASN ASN SER SER HIS SEQRES 8 A 282 TRP ASP LEU GLY SER ALA PHE PHE PHE ALA GLY THR VAL SEQRES 9 A 282 ILE THR THR ILE GLY TYR GLY ASN ILE ALA PRO SER THR SEQRES 10 A 282 GLU GLY GLY LYS ILE PHE CYS ILE LEU TYR ALA ILE PHE SEQRES 11 A 282 GLY ILE PRO LEU PHE GLY PHE LEU LEU ALA GLY ILE GLY SEQRES 12 A 282 ASP GLN LEU GLY THR ILE PHE GLY LYS SER ILE ALA ARG SEQRES 13 A 282 VAL GLU LYS VAL PHE ARG LYS LYS GLN VAL SER GLN THR SEQRES 14 A 282 LYS ILE ARG VAL ILE SER THR ILE LEU PHE ILE LEU ALA SEQRES 15 A 282 GLY CYS ILE VAL PHE VAL THR ILE PRO ALA VAL ILE PHE SEQRES 16 A 282 LYS TYR ILE GLU GLY TRP THR ALA LEU GLU SER ILE TYR SEQRES 17 A 282 PHE VAL VAL VAL THR LEU THR THR VAL GLY PHE GLY ASP SEQRES 18 A 282 PHE VAL ALA GLY GLY ASN ALA GLY ILE ASN TYR ARG GLU SEQRES 19 A 282 TRP TYR LYS PRO LEU VAL TRP PHE TRP ILE LEU VAL GLY SEQRES 20 A 282 LEU ALA TYR PHE ALA ALA VAL LEU SER MET ILE GLY ASP SEQRES 21 A 282 TRP LEU ARG VAL LEU SER LYS LYS THR LYS GLU GLU VAL SEQRES 22 A 282 GLY GLU ALA GLU ASN LEU TYR PHE GLN SEQRES 1 B 282 MET GLY LEU GLN THR VAL MET LYS TRP LYS THR VAL VAL SEQRES 2 B 282 ALA ILE PHE VAL VAL VAL VAL VAL TYR LEU VAL THR GLY SEQRES 3 B 282 GLY LEU VAL PHE ARG ALA LEU GLU GLN PRO PHE GLU SER SEQRES 4 B 282 SER GLN LYS ASN THR ILE ALA LEU GLU LYS ALA GLU PHE SEQRES 5 B 282 LEU ARG ASP HIS VAL CYS VAL SER PRO GLN GLU LEU GLU SEQRES 6 B 282 THR LEU ILE GLN HIS ALA LEU ASP ALA ASP ASN ALA GLY SEQRES 7 B 282 VAL SER PRO ILE GLY ASN SER SER ASN ASN SER SER HIS SEQRES 8 B 282 TRP ASP LEU GLY SER ALA PHE PHE PHE ALA GLY THR VAL SEQRES 9 B 282 ILE THR THR ILE GLY TYR GLY ASN ILE ALA PRO SER THR SEQRES 10 B 282 GLU GLY GLY LYS ILE PHE CYS ILE LEU TYR ALA ILE PHE SEQRES 11 B 282 GLY ILE PRO LEU PHE GLY PHE LEU LEU ALA GLY ILE GLY SEQRES 12 B 282 ASP GLN LEU GLY THR ILE PHE GLY LYS SER ILE ALA ARG SEQRES 13 B 282 VAL GLU LYS VAL PHE ARG LYS LYS GLN VAL SER GLN THR SEQRES 14 B 282 LYS ILE ARG VAL ILE SER THR ILE LEU PHE ILE LEU ALA SEQRES 15 B 282 GLY CYS ILE VAL PHE VAL THR ILE PRO ALA VAL ILE PHE SEQRES 16 B 282 LYS TYR ILE GLU GLY TRP THR ALA LEU GLU SER ILE TYR SEQRES 17 B 282 PHE VAL VAL VAL THR LEU THR THR VAL GLY PHE GLY ASP SEQRES 18 B 282 PHE VAL ALA GLY GLY ASN ALA GLY ILE ASN TYR ARG GLU SEQRES 19 B 282 TRP TYR LYS PRO LEU VAL TRP PHE TRP ILE LEU VAL GLY SEQRES 20 B 282 LEU ALA TYR PHE ALA ALA VAL LEU SER MET ILE GLY ASP SEQRES 21 B 282 TRP LEU ARG VAL LEU SER LYS LYS THR LYS GLU GLU VAL SEQRES 22 B 282 GLY GLU ALA GLU ASN LEU TYR PHE GLN SEQRES 1 C 136 GLN VAL GLN LEU VAL GLU SER GLY GLY GLY LEU VAL GLN SEQRES 2 C 136 ALA GLY GLY SER LEU ARG LEU SER CYS ALA ALA SER GLY SEQRES 3 C 136 ARG ALA GLY SER GLY TYR ALA MET GLY TRP PHE ARG GLN SEQRES 4 C 136 ALA PRO GLY LYS GLU ARG GLU ILE VAL GLY ALA ILE SER SEQRES 5 C 136 TRP SER GLY ASP ASN THR TYR TYR ALA ASP SER VAL ARG SEQRES 6 C 136 GLY ARG VAL THR ILE SER ARG ASP TYR ALA GLN ASN THR SEQRES 7 C 136 VAL TYR LEU GLN MET ASN SER LEU LYS PRO GLU ASP THR SEQRES 8 C 136 ALA VAL TYR TYR CYS ALA ALA ASP GLY ARG GLY ASN LEU SEQRES 9 C 136 ARG ARG GLY THR ALA GLY ARG TYR VAL GLU TYR TRP GLY SEQRES 10 C 136 GLN GLY THR GLN VAL THR VAL SER SER HIS HIS HIS HIS SEQRES 11 C 136 HIS HIS GLU PRO GLU ALA SEQRES 1 D 136 GLN VAL GLN LEU VAL GLU SER GLY GLY GLY LEU VAL GLN SEQRES 2 D 136 ALA GLY GLY SER LEU ARG LEU SER CYS ALA ALA SER GLY SEQRES 3 D 136 ARG ALA GLY SER GLY TYR ALA MET GLY TRP PHE ARG GLN SEQRES 4 D 136 ALA PRO GLY LYS GLU ARG GLU ILE VAL GLY ALA ILE SER SEQRES 5 D 136 TRP SER GLY ASP ASN THR TYR TYR ALA ASP SER VAL ARG SEQRES 6 D 136 GLY ARG VAL THR ILE SER ARG ASP TYR ALA GLN ASN THR SEQRES 7 D 136 VAL TYR LEU GLN MET ASN SER LEU LYS PRO GLU ASP THR SEQRES 8 D 136 ALA VAL TYR TYR CYS ALA ALA ASP GLY ARG GLY ASN LEU SEQRES 9 D 136 ARG ARG GLY THR ALA GLY ARG TYR VAL GLU TYR TRP GLY SEQRES 10 D 136 GLN GLY THR GLN VAL THR VAL SER SER HIS HIS HIS HIS SEQRES 11 D 136 HIS HIS GLU PRO GLU ALA HET K A 401 1 HET K A 402 1 HET K B 401 1 HETNAM K POTASSIUM ION FORMUL 5 K 3(K 1+) HELIX 1 AA1 LYS A 73 HIS A 121 1 49 HELIX 2 AA2 SER A 125 GLY A 143 1 19 HELIX 3 AA3 ASP A 158 THR A 171 1 14 HELIX 4 AA4 THR A 182 LYS A 217 1 36 HELIX 5 AA5 GLN A 233 PHE A 252 1 20 HELIX 6 AA6 VAL A 253 GLU A 264 1 12 HELIX 7 AA7 THR A 267 THR A 280 1 14 HELIX 8 AA8 TRP A 300 VAL A 338 1 39 HELIX 9 AA9 TRP B 74 HIS B 121 1 48 HELIX 10 AB1 SER B 125 GLY B 143 1 19 HELIX 11 AB2 ASP B 158 THR B 171 1 14 HELIX 12 AB3 THR B 182 ARG B 221 1 40 HELIX 13 AB4 VAL B 238 PHE B 252 1 15 HELIX 14 AB5 VAL B 253 GLU B 264 1 12 HELIX 15 AB6 THR B 267 THR B 280 1 14 HELIX 16 AB7 TRP B 300 LEU B 330 1 31 HELIX 17 AB8 ASP C 62 ARG C 65 5 4 HELIX 18 AB9 LYS C 87 THR C 91 5 5 HELIX 19 AC1 LYS D 87 THR D 91 5 5 SHEET 1 AA1 4 LEU C 4 GLU C 6 0 SHEET 2 AA1 4 LEU C 18 ALA C 24 -1 O ALA C 23 N VAL C 5 SHEET 3 AA1 4 THR C 78 MET C 83 -1 O LEU C 81 N LEU C 20 SHEET 4 AA1 4 ILE C 70 ASP C 73 -1 N ASP C 73 O THR C 78 SHEET 1 AA212 GLY C 10 GLN C 13 0 SHEET 2 AA212 THR C 120 SER C 125 1 O SER C 125 N VAL C 12 SHEET 3 AA212 ALA C 92 ASP C 99 -1 N TYR C 94 O THR C 120 SHEET 4 AA212 ALA C 33 GLN C 39 -1 N PHE C 37 O TYR C 95 SHEET 5 AA212 ARG C 45 ILE C 51 -1 O VAL C 48 N TRP C 36 SHEET 6 AA212 ASN C 57 TYR C 60 -1 O TYR C 59 N ALA C 50 SHEET 7 AA212 ASN D 57 TYR D 60 -1 O THR D 58 N THR C 58 SHEET 8 AA212 ARG D 45 ILE D 51 -1 N ALA D 50 O TYR D 59 SHEET 9 AA212 MET D 34 GLN D 39 -1 N TRP D 36 O VAL D 48 SHEET 10 AA212 ALA D 92 ALA D 98 -1 O TYR D 95 N PHE D 37 SHEET 11 AA212 THR D 120 VAL D 124 -1 O THR D 120 N TYR D 94 SHEET 12 AA212 GLY D 10 VAL D 12 1 N VAL D 12 O THR D 123 SHEET 1 AA3 4 LEU D 4 SER D 7 0 SHEET 2 AA3 4 SER D 17 ALA D 24 -1 O ALA D 23 N VAL D 5 SHEET 3 AA3 4 THR D 78 ASN D 84 -1 O LEU D 81 N LEU D 20 SHEET 4 AA3 4 ILE D 70 ASP D 73 -1 N ASP D 73 O THR D 78 SSBOND 1 CYS A 123 CYS B 123 1555 1555 2.02 SSBOND 2 CYS C 22 CYS C 96 1555 1555 2.04 SSBOND 3 CYS D 22 CYS D 96 1555 1555 2.04 LINK O THR A 172 K K A 402 1555 1555 2.73 LINK O THR A 172 K K B 401 1555 1555 2.87 LINK OG1 THR A 172 K K B 401 1555 1555 3.00 LINK O ILE A 173 K K A 401 1555 1555 2.85 LINK O ILE A 173 K K A 402 1555 1555 2.63 LINK O GLY A 174 K K A 401 1555 1555 2.20 LINK O THR A 281 K K A 402 1555 1555 2.44 LINK O THR A 281 K K B 401 1555 1555 3.02 LINK OG1 THR A 281 K K B 401 1555 1555 2.89 LINK O VAL A 282 K K A 401 1555 1555 2.94 LINK O VAL A 282 K K A 402 1555 1555 2.59 LINK O GLY A 283 K K A 401 1555 1555 2.19 LINK K K A 401 O ILE B 173 1555 1555 3.16 LINK K K A 401 O GLY B 174 1555 1555 2.54 LINK K K A 401 O VAL B 282 1555 1555 2.88 LINK K K A 401 O GLY B 283 1555 1555 2.25 LINK K K A 402 O THR B 172 1555 1555 2.94 LINK K K A 402 O ILE B 173 1555 1555 2.80 LINK K K A 402 O THR B 281 1555 1555 2.76 LINK K K A 402 O VAL B 282 1555 1555 2.64 LINK O THR B 172 K K B 401 1555 1555 2.66 LINK OG1 THR B 172 K K B 401 1555 1555 2.88 LINK O THR B 281 K K B 401 1555 1555 2.58 LINK OG1 THR B 281 K K B 401 1555 1555 2.74 CRYST1 233.663 233.663 67.388 90.00 90.00 120.00 H 3 18 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 0.004280 0.002471 0.000000 0.00000 SCALE2 0.000000 0.004942 0.000000 0.00000 SCALE3 0.000000 0.000000 0.014839 0.00000