HEADER TRANSPORT PROTEIN 24-MAY-24 9C07 TITLE STRUCTURE OF K2P13.1 (THIK1) S136P IN DETERGENT COMPND MOL_ID: 1; COMPND 2 MOLECULE: POTASSIUM CHANNEL SUBFAMILY K MEMBER 13; COMPND 3 CHAIN: U, A; COMPND 4 FRAGMENT: K2P13.1 (THIK1) RESIDUES 1 TO 350 FOLLOWED BY SNS LINKER COMPND 5 AND 3C PROTEASE CLEAVAGE SITE; COMPND 6 SYNONYM: TANDEM PORE DOMAIN HALOTHANE-INHIBITED POTASSIUM CHANNEL 1, COMPND 7 THIK-1; COMPND 8 ENGINEERED: YES; COMPND 9 MUTATION: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: HOMO SAPIENS; SOURCE 3 ORGANISM_COMMON: HUMAN; SOURCE 4 ORGANISM_TAXID: 9606; SOURCE 5 GENE: KCNK13; SOURCE 6 EXPRESSION_SYSTEM: HOMO SAPIENS; SOURCE 7 EXPRESSION_SYSTEM_COMMON: HUMAN; SOURCE 8 EXPRESSION_SYSTEM_TAXID: 9606 KEYWDS POTASSIUM CHANNEL, K2P CHANNEL, TRANSPORT PROTEIN EXPDTA ELECTRON MICROSCOPY AUTHOR S.ROY-CHOWDHURY,F.ADBEREMANE-ALI,D.L.MINOR REVDAT 1 26-FEB-25 9C07 0 JRNL AUTH S.ROY-CHOWDHURY,F.ADBEREMANE-ALI,D.L.MINOR JRNL TITL THE STRUCTURE OF HUMAN K2P13.1 (THIK1) SHOWS NOVEL PORE JRNL TITL 2 RESTRICTION AND ENDOGENOUS LIPID COFACTOR JRNL REF TO BE PUBLISHED JRNL REFN REMARK 2 REMARK 2 RESOLUTION. 2.73 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 SOFTWARE PACKAGES : CRYOSPARC REMARK 3 RECONSTRUCTION SCHEMA : NULL REMARK 3 REMARK 3 EM MAP-MODEL FITTING AND REFINEMENT REMARK 3 PDB ENTRY : NULL REMARK 3 REFINEMENT SPACE : NULL REMARK 3 REFINEMENT PROTOCOL : NULL REMARK 3 REFINEMENT TARGET : NULL REMARK 3 OVERALL ANISOTROPIC B VALUE : NULL REMARK 3 REMARK 3 FITTING PROCEDURE : NULL REMARK 3 REMARK 3 EM IMAGE RECONSTRUCTION STATISTICS REMARK 3 NOMINAL PIXEL SIZE (ANGSTROMS) : NULL REMARK 3 ACTUAL PIXEL SIZE (ANGSTROMS) : NULL REMARK 3 EFFECTIVE RESOLUTION (ANGSTROMS) : 2.730 REMARK 3 NUMBER OF PARTICLES : 508529 REMARK 3 CTF CORRECTION METHOD : NONE REMARK 3 REMARK 3 EM RECONSTRUCTION MAGNIFICATION CALIBRATION: NULL REMARK 3 REMARK 3 OTHER DETAILS: NULL REMARK 4 REMARK 4 9C07 COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 28-MAY-24. REMARK 100 THE DEPOSITION ID IS D_1000284393. REMARK 245 REMARK 245 EXPERIMENTAL DETAILS REMARK 245 RECONSTRUCTION METHOD : SINGLE PARTICLE REMARK 245 SPECIMEN TYPE : NULL REMARK 245 REMARK 245 ELECTRON MICROSCOPE SAMPLE REMARK 245 SAMPLE TYPE : PARTICLE REMARK 245 PARTICLE TYPE : POINT REMARK 245 NAME OF SAMPLE : HOMODIMER OF K2P13.1 (THIK1) REMARK 245 S136P MUTANT REMARK 245 SAMPLE CONCENTRATION (MG ML-1) : NULL REMARK 245 SAMPLE SUPPORT DETAILS : NULL REMARK 245 SAMPLE VITRIFICATION DETAILS : NULL REMARK 245 SAMPLE BUFFER : NULL REMARK 245 PH : 7.80 REMARK 245 SAMPLE DETAILS : NULL REMARK 245 REMARK 245 DATA ACQUISITION REMARK 245 DATE OF EXPERIMENT : NULL REMARK 245 NUMBER OF MICROGRAPHS-IMAGES : NULL REMARK 245 TEMPERATURE (KELVIN) : NULL REMARK 245 MICROSCOPE MODEL : FEI TITAN KRIOS REMARK 245 DETECTOR TYPE : GATAN K3 (6K X 4K) REMARK 245 MINIMUM DEFOCUS (NM) : 800.00 REMARK 245 MAXIMUM DEFOCUS (NM) : 2000.00 REMARK 245 MINIMUM TILT ANGLE (DEGREES) : NULL REMARK 245 MAXIMUM TILT ANGLE (DEGREES) : NULL REMARK 245 NOMINAL CS : NULL REMARK 245 IMAGING MODE : BRIGHT FIELD REMARK 245 ELECTRON DOSE (ELECTRONS NM**-2) : 4600.00 REMARK 245 ILLUMINATION MODE : FLOOD BEAM REMARK 245 NOMINAL MAGNIFICATION : NULL REMARK 245 CALIBRATED MAGNIFICATION : NULL REMARK 245 SOURCE : FIELD EMISSION GUN REMARK 245 ACCELERATION VOLTAGE (KV) : 300 REMARK 245 IMAGING DETAILS : NULL REMARK 247 REMARK 247 ELECTRON MICROSCOPY REMARK 247 THE COORDINATES IN THIS ENTRY WERE GENERATED FROM ELECTRON REMARK 247 MICROSCOPY DATA. PROTEIN DATA BANK CONVENTIONS REQUIRE REMARK 247 THAT CRYST1 AND SCALE RECORDS BE INCLUDED, BUT THE VALUES REMARK 247 ON THESE RECORDS ARE MEANINGLESS EXCEPT FOR THE CALCULATION REMARK 247 OF THE STRUCTURE FACTORS. 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: DIMERIC REMARK 350 APPLY THE FOLLOWING TO CHAINS: U, 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 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 U 1 REMARK 465 ALA U 2 REMARK 465 GLY U 3 REMARK 465 ARG U 4 REMARK 465 GLY U 5 REMARK 465 PHE U 6 REMARK 465 SER U 7 REMARK 465 TRP U 8 REMARK 465 GLY U 9 REMARK 465 PRO U 10 REMARK 465 GLY U 11 REMARK 465 HIS U 12 REMARK 465 LEU U 13 REMARK 465 ARG U 168 REMARK 465 GLY U 169 REMARK 465 ALA U 170 REMARK 465 LEU U 171 REMARK 465 PRO U 172 REMARK 465 GLN U 173 REMARK 465 GLU U 174 REMARK 465 SER U 175 REMARK 465 LEU U 176 REMARK 465 LYS U 177 REMARK 465 ASP U 178 REMARK 465 ALA U 179 REMARK 465 GLY U 180 REMARK 465 GLN U 181 REMARK 465 CYS U 182 REMARK 465 GLU U 183 REMARK 465 VAL U 184 REMARK 465 ASP U 185 REMARK 465 SER U 186 REMARK 465 LEU U 187 REMARK 465 SER U 296 REMARK 465 GLY U 297 REMARK 465 CYS U 298 REMARK 465 CYS U 299 REMARK 465 PRO U 300 REMARK 465 GLN U 301 REMARK 465 CYS U 302 REMARK 465 GLN U 303 REMARK 465 ARG U 304 REMARK 465 GLY U 305 REMARK 465 LEU U 306 REMARK 465 LEU U 307 REMARK 465 ARG U 308 REMARK 465 SER U 309 REMARK 465 ARG U 310 REMARK 465 ARG U 311 REMARK 465 ASN U 312 REMARK 465 VAL U 313 REMARK 465 VAL U 314 REMARK 465 MET U 315 REMARK 465 PRO U 316 REMARK 465 GLY U 317 REMARK 465 SER U 318 REMARK 465 VAL U 319 REMARK 465 ARG U 320 REMARK 465 ASN U 321 REMARK 465 ARG U 322 REMARK 465 CYS U 323 REMARK 465 ASN U 324 REMARK 465 ILE U 325 REMARK 465 SER U 326 REMARK 465 ILE U 327 REMARK 465 GLU U 328 REMARK 465 THR U 329 REMARK 465 ASP U 330 REMARK 465 GLY U 331 REMARK 465 VAL U 332 REMARK 465 ALA U 333 REMARK 465 GLU U 334 REMARK 465 SER U 335 REMARK 465 ASP U 336 REMARK 465 THR U 337 REMARK 465 ASP U 338 REMARK 465 GLY U 339 REMARK 465 ARG U 340 REMARK 465 ARG U 341 REMARK 465 LEU U 342 REMARK 465 SER U 343 REMARK 465 GLY U 344 REMARK 465 GLU U 345 REMARK 465 MET U 346 REMARK 465 ILE U 347 REMARK 465 SER U 348 REMARK 465 MET U 349 REMARK 465 LYS U 350 REMARK 465 MET A 1 REMARK 465 ALA A 2 REMARK 465 GLY A 3 REMARK 465 ARG A 4 REMARK 465 GLY A 5 REMARK 465 PHE A 6 REMARK 465 SER A 7 REMARK 465 TRP A 8 REMARK 465 GLY A 9 REMARK 465 PRO A 10 REMARK 465 GLY A 11 REMARK 465 HIS A 12 REMARK 465 LEU A 13 REMARK 465 ARG A 168 REMARK 465 GLY A 169 REMARK 465 ALA A 170 REMARK 465 LEU A 171 REMARK 465 PRO A 172 REMARK 465 GLN A 173 REMARK 465 GLU A 174 REMARK 465 SER A 175 REMARK 465 LEU A 176 REMARK 465 LYS A 177 REMARK 465 ASP A 178 REMARK 465 ALA A 179 REMARK 465 GLY A 180 REMARK 465 GLN A 181 REMARK 465 CYS A 182 REMARK 465 GLU A 183 REMARK 465 VAL A 184 REMARK 465 ASP A 185 REMARK 465 SER A 186 REMARK 465 LEU A 187 REMARK 465 SER A 296 REMARK 465 GLY A 297 REMARK 465 CYS A 298 REMARK 465 CYS A 299 REMARK 465 PRO A 300 REMARK 465 GLN A 301 REMARK 465 CYS A 302 REMARK 465 GLN A 303 REMARK 465 ARG A 304 REMARK 465 GLY A 305 REMARK 465 LEU A 306 REMARK 465 LEU A 307 REMARK 465 ARG A 308 REMARK 465 SER A 309 REMARK 465 ARG A 310 REMARK 465 ARG A 311 REMARK 465 ASN A 312 REMARK 465 VAL A 313 REMARK 465 VAL A 314 REMARK 465 MET A 315 REMARK 465 PRO A 316 REMARK 465 GLY A 317 REMARK 465 SER A 318 REMARK 465 VAL A 319 REMARK 465 ARG A 320 REMARK 465 ASN A 321 REMARK 465 ARG A 322 REMARK 465 CYS A 323 REMARK 465 ASN A 324 REMARK 465 ILE A 325 REMARK 465 SER A 326 REMARK 465 ILE A 327 REMARK 465 GLU A 328 REMARK 465 THR A 329 REMARK 465 ASP A 330 REMARK 465 GLY A 331 REMARK 465 VAL A 332 REMARK 465 ALA A 333 REMARK 465 GLU A 334 REMARK 465 SER A 335 REMARK 465 ASP A 336 REMARK 465 THR A 337 REMARK 465 ASP A 338 REMARK 465 GLY A 339 REMARK 465 ARG A 340 REMARK 465 ARG A 341 REMARK 465 LEU A 342 REMARK 465 SER A 343 REMARK 465 GLY A 344 REMARK 465 GLU A 345 REMARK 465 MET A 346 REMARK 465 ILE A 347 REMARK 465 SER A 348 REMARK 465 MET A 349 REMARK 465 LYS A 350 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 ASP U 96 -73.48 -82.38 REMARK 500 PHE U 97 -25.08 -143.74 REMARK 500 TYR U 216 -12.17 76.70 REMARK 500 ASN U 248 29.15 -142.56 REMARK 500 ALA U 249 -120.86 59.12 REMARK 500 GLU U 252 -126.73 58.35 REMARK 500 GLN U 254 -6.94 67.06 REMARK 500 ASN A 90 59.75 36.57 REMARK 500 ALA A 249 -114.26 51.47 REMARK 500 GLU A 252 -124.94 54.77 REMARK 500 GLN A 254 -7.97 72.72 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 416 K REMARK 620 N RES CSSEQI ATOM REMARK 620 1 THR U 110 O REMARK 620 2 THR U 237 O 73.7 REMARK 620 3 THR A 110 O 111.9 68.2 REMARK 620 4 THR A 237 O 68.2 109.0 73.9 REMARK 620 N 1 2 3 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 K A 419 K REMARK 620 N RES CSSEQI ATOM REMARK 620 1 THR U 110 O REMARK 620 2 ILE U 111 O 71.7 REMARK 620 3 THR U 237 O 82.4 89.5 REMARK 620 4 ILE U 238 O 131.2 66.8 72.9 REMARK 620 5 THR A 110 O 126.8 154.7 77.7 88.4 REMARK 620 6 ILE A 111 O 150.6 101.0 126.6 64.4 70.9 REMARK 620 7 THR A 237 O 73.2 123.2 127.9 153.2 81.3 88.9 REMARK 620 8 ILE A 238 O 86.7 64.0 153.4 97.0 127.5 65.2 70.8 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 418 K REMARK 620 N RES CSSEQI ATOM REMARK 620 1 ILE U 111 O REMARK 620 2 GLY U 112 O 65.0 REMARK 620 3 ILE U 238 O 85.8 121.4 REMARK 620 4 GLY U 239 O 85.2 62.9 65.1 REMARK 620 5 ILE A 111 O 137.6 151.6 82.7 125.1 REMARK 620 6 GLY A 112 O 149.7 101.0 79.3 64.7 66.5 REMARK 620 7 ILE A 238 O 82.4 82.3 145.3 145.2 84.4 123.9 REMARK 620 8 GLY A 239 O 125.3 67.7 143.8 96.6 84.0 64.6 65.5 REMARK 620 N 1 2 3 4 5 6 7 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 K A 417 K REMARK 620 N RES CSSEQI ATOM REMARK 620 1 GLY U 112 O REMARK 620 2 PHE U 113 O 67.3 REMARK 620 3 GLY U 239 O 75.4 82.3 REMARK 620 4 PHE U 240 O 123.8 69.5 64.8 REMARK 620 5 GLY A 112 O 121.2 155.3 78.4 88.3 REMARK 620 6 PHE A 113 O 158.0 114.9 126.3 74.5 66.7 REMARK 620 7 GLY A 239 O 81.8 126.0 132.1 154.3 78.6 80.0 REMARK 620 8 PHE A 240 O 91.4 74.2 156.1 109.4 125.5 69.4 63.2 REMARK 620 N 1 2 3 4 5 6 7 REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 9BSN RELATED DB: PDB REMARK 900 RELATED ID: EMD-44870 RELATED DB: EMDB REMARK 900 RELATED ID: EMD-45075 RELATED DB: EMDB REMARK 900 STRUCTURE OF K2P13.1 (THIK1) S136P IN DETERGENT DBREF 9C07 U 1 350 UNP Q9HB14 KCNKD_HUMAN 1 350 DBREF 9C07 A 1 350 UNP Q9HB14 KCNKD_HUMAN 1 350 SEQADV 9C07 GLN U 59 UNP Q9HB14 ASN 59 ENGINEERED MUTATION SEQADV 9C07 GLN U 65 UNP Q9HB14 ASN 65 ENGINEERED MUTATION SEQADV 9C07 PRO U 136 UNP Q9HB14 SER 136 ENGINEERED MUTATION SEQADV 9C07 GLN A 59 UNP Q9HB14 ASN 59 ENGINEERED MUTATION SEQADV 9C07 GLN A 65 UNP Q9HB14 ASN 65 ENGINEERED MUTATION SEQADV 9C07 PRO A 136 UNP Q9HB14 SER 136 ENGINEERED MUTATION SEQRES 1 U 350 MET ALA GLY ARG GLY PHE SER TRP GLY PRO GLY HIS LEU SEQRES 2 U 350 ASN GLU ASP ASN ALA ARG PHE LEU LEU LEU ALA ALA LEU SEQRES 3 U 350 ILE VAL LEU TYR LEU LEU GLY GLY ALA ALA VAL PHE SER SEQRES 4 U 350 ALA LEU GLU LEU ALA HIS GLU ARG GLN ALA LYS GLN ARG SEQRES 5 U 350 TRP GLU GLU ARG LEU ALA GLN PHE SER ARG GLY HIS GLN SEQRES 6 U 350 LEU SER ARG ASP GLU LEU ARG GLY PHE LEU ARG HIS TYR SEQRES 7 U 350 GLU GLU ALA THR ARG ALA GLY ILE ARG VAL ASP ASN VAL SEQRES 8 U 350 ARG PRO ARG TRP ASP PHE THR GLY ALA PHE TYR PHE VAL SEQRES 9 U 350 GLY THR VAL VAL SER THR ILE GLY PHE GLY MET THR THR SEQRES 10 U 350 PRO ALA THR VAL GLY GLY LYS ILE PHE LEU ILE PHE TYR SEQRES 11 U 350 GLY LEU VAL GLY CYS PRO SER THR ILE LEU PHE PHE ASN SEQRES 12 U 350 LEU PHE LEU GLU ARG LEU ILE THR ILE ILE ALA TYR ILE SEQRES 13 U 350 MET LYS SER CYS HIS GLN ARG GLN LEU ARG ARG ARG GLY SEQRES 14 U 350 ALA LEU PRO GLN GLU SER LEU LYS ASP ALA GLY GLN CYS SEQRES 15 U 350 GLU VAL ASP SER LEU ALA GLY TRP LYS PRO SER VAL TYR SEQRES 16 U 350 TYR VAL MET LEU ILE LEU CYS THR ALA SER ILE LEU ILE SEQRES 17 U 350 SER CYS CYS ALA SER ALA MET TYR THR PRO ILE GLU GLY SEQRES 18 U 350 TRP SER TYR PHE ASP SER LEU TYR PHE CYS PHE VAL ALA SEQRES 19 U 350 PHE SER THR ILE GLY PHE GLY ASP LEU VAL SER SER GLN SEQRES 20 U 350 ASN ALA HIS TYR GLU SER GLN GLY LEU TYR ARG PHE ALA SEQRES 21 U 350 ASN PHE VAL PHE ILE LEU MET GLY VAL CYS CYS ILE TYR SEQRES 22 U 350 SER LEU PHE ASN VAL ILE SER ILE LEU ILE LYS GLN SER SEQRES 23 U 350 LEU ASN TRP ILE LEU ARG LYS MET ASP SER GLY CYS CYS SEQRES 24 U 350 PRO GLN CYS GLN ARG GLY LEU LEU ARG SER ARG ARG ASN SEQRES 25 U 350 VAL VAL MET PRO GLY SER VAL ARG ASN ARG CYS ASN ILE SEQRES 26 U 350 SER ILE GLU THR ASP GLY VAL ALA GLU SER ASP THR ASP SEQRES 27 U 350 GLY ARG ARG LEU SER GLY GLU MET ILE SER MET LYS SEQRES 1 A 350 MET ALA GLY ARG GLY PHE SER TRP GLY PRO GLY HIS LEU SEQRES 2 A 350 ASN GLU ASP ASN ALA ARG PHE LEU LEU LEU ALA ALA LEU SEQRES 3 A 350 ILE VAL LEU TYR LEU LEU GLY GLY ALA ALA VAL PHE SER SEQRES 4 A 350 ALA LEU GLU LEU ALA HIS GLU ARG GLN ALA LYS GLN ARG SEQRES 5 A 350 TRP GLU GLU ARG LEU ALA GLN PHE SER ARG GLY HIS GLN SEQRES 6 A 350 LEU SER ARG ASP GLU LEU ARG GLY PHE LEU ARG HIS TYR SEQRES 7 A 350 GLU GLU ALA THR ARG ALA GLY ILE ARG VAL ASP ASN VAL SEQRES 8 A 350 ARG PRO ARG TRP ASP PHE THR GLY ALA PHE TYR PHE VAL SEQRES 9 A 350 GLY THR VAL VAL SER THR ILE GLY PHE GLY MET THR THR SEQRES 10 A 350 PRO ALA THR VAL GLY GLY LYS ILE PHE LEU ILE PHE TYR SEQRES 11 A 350 GLY LEU VAL GLY CYS PRO SER THR ILE LEU PHE PHE ASN SEQRES 12 A 350 LEU PHE LEU GLU ARG LEU ILE THR ILE ILE ALA TYR ILE SEQRES 13 A 350 MET LYS SER CYS HIS GLN ARG GLN LEU ARG ARG ARG GLY SEQRES 14 A 350 ALA LEU PRO GLN GLU SER LEU LYS ASP ALA GLY GLN CYS SEQRES 15 A 350 GLU VAL ASP SER LEU ALA GLY TRP LYS PRO SER VAL TYR SEQRES 16 A 350 TYR VAL MET LEU ILE LEU CYS THR ALA SER ILE LEU ILE SEQRES 17 A 350 SER CYS CYS ALA SER ALA MET TYR THR PRO ILE GLU GLY SEQRES 18 A 350 TRP SER TYR PHE ASP SER LEU TYR PHE CYS PHE VAL ALA SEQRES 19 A 350 PHE SER THR ILE GLY PHE GLY ASP LEU VAL SER SER GLN SEQRES 20 A 350 ASN ALA HIS TYR GLU SER GLN GLY LEU TYR ARG PHE ALA SEQRES 21 A 350 ASN PHE VAL PHE ILE LEU MET GLY VAL CYS CYS ILE TYR SEQRES 22 A 350 SER LEU PHE ASN VAL ILE SER ILE LEU ILE LYS GLN SER SEQRES 23 A 350 LEU ASN TRP ILE LEU ARG LYS MET ASP SER GLY CYS CYS SEQRES 24 A 350 PRO GLN CYS GLN ARG GLY LEU LEU ARG SER ARG ARG ASN SEQRES 25 A 350 VAL VAL MET PRO GLY SER VAL ARG ASN ARG CYS ASN ILE SEQRES 26 A 350 SER ILE GLU THR ASP GLY VAL ALA GLU SER ASP THR ASP SEQRES 27 A 350 GLY ARG ARG LEU SER GLY GLU MET ILE SER MET LYS HET D12 U 401 38 HET D12 U 402 38 HET OCT U 403 26 HET OCT U 404 26 HET D12 U 405 38 HET HEX U 406 20 HET OCT U 407 26 HET HEX U 408 20 HET HEX U 409 20 HET HEX U 410 20 HET HEX U 411 20 HET HEX U 412 20 HET HEX U 413 20 HET EIC U 414 51 HET D12 U 415 38 HET OCT U 416 26 HET HEX U 417 20 HET OCT A 401 26 HET HEX A 402 20 HET R16 A 403 50 HET D12 A 404 38 HET OCT A 405 26 HET OCT A 406 26 HET D12 A 407 38 HET HEX A 408 20 HET OCT A 409 26 HET HEX A 410 20 HET HEX A 411 20 HET HEX A 412 20 HET HEX A 413 20 HET EIC A 414 51 HET R16 A 415 50 HET K A 416 1 HET K A 417 1 HET K A 418 1 HET K A 419 1 HETNAM D12 DODECANE HETNAM OCT N-OCTANE HETNAM HEX HEXANE HETNAM EIC LINOLEIC ACID HETNAM R16 HEXADECANE HETNAM K POTASSIUM ION HETSYN EIC 9,12-LINOLEIC ACID FORMUL 3 D12 6(C12 H26) FORMUL 5 OCT 8(C8 H18) FORMUL 8 HEX 14(C6 H14) FORMUL 16 EIC 2(C18 H32 O2) FORMUL 22 R16 2(C16 H34) FORMUL 35 K 4(K 1+) HELIX 1 AA1 ASN U 14 GLN U 65 1 52 HELIX 2 AA2 SER U 67 ARG U 83 1 17 HELIX 3 AA3 PHE U 97 SER U 109 1 13 HELIX 4 AA4 LYS U 124 ARG U 166 1 43 HELIX 5 AA5 SER U 193 MET U 215 1 23 HELIX 6 AA6 SER U 223 SER U 236 1 14 HELIX 7 AA7 GLY U 255 ASP U 295 1 41 HELIX 8 AA8 GLU A 15 HIS A 64 1 50 HELIX 9 AA9 SER A 67 GLY A 85 1 19 HELIX 10 AB1 ASP A 96 SER A 109 1 14 HELIX 11 AB2 LYS A 124 ARG A 166 1 43 HELIX 12 AB3 SER A 193 GLU A 220 1 28 HELIX 13 AB4 SER A 223 SER A 236 1 14 HELIX 14 AB5 GLY A 255 MET A 294 1 40 LINK O THR U 110 K K A 416 1555 1555 2.86 LINK O THR U 110 K K A 419 1555 1555 2.70 LINK O ILE U 111 K K A 418 1555 1555 2.63 LINK O ILE U 111 K K A 419 1555 1555 3.16 LINK O GLY U 112 K K A 417 1555 1555 2.74 LINK O GLY U 112 K K A 418 1555 1555 3.06 LINK O PHE U 113 K K A 417 1555 1555 3.33 LINK O THR U 237 K K A 416 1555 1555 2.87 LINK O THR U 237 K K A 419 1555 1555 2.52 LINK O ILE U 238 K K A 418 1555 1555 2.58 LINK O ILE U 238 K K A 419 1555 1555 3.27 LINK O GLY U 239 K K A 417 1555 1555 2.70 LINK O GLY U 239 K K A 418 1555 1555 3.30 LINK O PHE U 240 K K A 417 1555 1555 3.36 LINK O THR A 110 K K A 416 1555 1555 2.86 LINK O THR A 110 K K A 419 1555 1555 2.60 LINK O ILE A 111 K K A 418 1555 1555 2.62 LINK O ILE A 111 K K A 419 1555 1555 3.17 LINK O GLY A 112 K K A 417 1555 1555 2.77 LINK O GLY A 112 K K A 418 1555 1555 3.17 LINK O PHE A 113 K K A 417 1555 1555 3.31 LINK O THR A 237 K K A 416 1555 1555 2.82 LINK O THR A 237 K K A 419 1555 1555 2.64 LINK O ILE A 238 K K A 418 1555 1555 2.61 LINK O ILE A 238 K K A 419 1555 1555 3.34 LINK O GLY A 239 K K A 417 1555 1555 2.77 LINK O GLY A 239 K K A 418 1555 1555 3.39 LINK O PHE A 240 K K A 417 1555 1555 3.39 CRYST1 1.000 1.000 1.000 90.00 90.00 90.00 P 1 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 1.000000 0.000000 0.000000 0.00000 SCALE2 0.000000 1.000000 0.000000 0.00000 SCALE3 0.000000 0.000000 1.000000 0.00000