HEADER MEMBRANE PROTEIN 05-OCT-23 8QQL TITLE CRYO-EM STRUCTURE OF THE HUMAN INWARD-RECTIFIER POTASSIUM 2.1 CHANNEL TITLE 2 (KIR2.1) - R312H MUTANT COMPND MOL_ID: 1; COMPND 2 MOLECULE: INWARD RECTIFIER POTASSIUM CHANNEL 2; COMPND 3 CHAIN: B, C, D, A; COMPND 4 SYNONYM: CARDIAC INWARD RECTIFIER POTASSIUM CHANNEL,INWARD RECTIFIER COMPND 5 K(+) CHANNEL KIR2.1,IRK-1,HIRK1,POTASSIUM CHANNEL,INWARDLY RECTIFYING COMPND 6 SUBFAMILY J MEMBER 2; COMPND 7 ENGINEERED: YES; COMPND 8 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: KCNJ2, IRK1; SOURCE 6 EXPRESSION_SYSTEM: KOMAGATAELLA PASTORIS; SOURCE 7 EXPRESSION_SYSTEM_TAXID: 4922 KEYWDS ION CHANNEL, POTASSIUM CHANNEL, KIR CHANNEL, MEMBRANE PROTEIN EXPDTA ELECTRON MICROSCOPY AUTHOR C.A.H.FERNANDES,D.ZUNIGA,C.VENIEN-BRYAN REVDAT 1 04-DEC-24 8QQL 0 JRNL AUTH D.ZUNIGA,A.ZOUMPOULAKIS,R.F.VELOSO,L.PEVERINI,S.SHI,A.POZZA, JRNL AUTH 2 V.KUGLER,F.BONNETE,T.BOUCEBA,R.WAGNER,P.J.CORRINGER, JRNL AUTH 3 C.A.H.FERNANDES,C.VENIEN-BRYAN JRNL TITL BIOCHEMICAL, BIOPHYSICAL, AND STRUCTURAL INVESTIGATIONS OF JRNL TITL 2 TWO MUTANTS (C154Y AND R312H) OF THE HUMAN KIR2.1 CHANNEL JRNL TITL 3 INVOLVED IN THE ANDERSEN-TAWIL SYNDROME. JRNL REF FASEB J. V. 38 70146 2024 JRNL REFN ESSN 1530-6860 JRNL PMID 39520289 JRNL DOI 10.1096/FJ.202401567R REMARK 2 REMARK 2 RESOLUTION. 6.00 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 SOFTWARE PACKAGES : CRYOSPARC, EPU, PHENIX, NAMD, PHENIX, REMARK 3 CRYOSPARC, CRYOSPARC, CRYOSPARC, REMARK 3 CRYOSPARC REMARK 3 RECONSTRUCTION SCHEMA : NULL REMARK 3 REMARK 3 EM MAP-MODEL FITTING AND REFINEMENT REMARK 3 PDB ENTRY : 7ZDZ REMARK 3 REFINEMENT SPACE : REAL REMARK 3 REFINEMENT PROTOCOL : FLEXIBLE FIT 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) : 6.000 REMARK 3 NUMBER OF PARTICLES : 146539 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 8QQL COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBE ON 05-OCT-23. REMARK 100 THE DEPOSITION ID IS D_1292133635. 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 : HUMAN INWARD-RECTIFIER REMARK 245 POTASSIUM 2.1 CHANNEL (KIR2.1) REMARK 245 CONTAINING THE ANDERSEN- REMARK 245 SYNDROME RELATED MUTATION R312H REMARK 245 SAMPLE CONCENTRATION (MG ML-1) : 0.60 REMARK 245 SAMPLE SUPPORT DETAILS : NULL REMARK 245 SAMPLE VITRIFICATION DETAILS : BLOTTING FORCE 0, BLOTTING TIME REMARK 245 3S REMARK 245 SAMPLE BUFFER : NULL REMARK 245 PH : 7.40 REMARK 245 SAMPLE DETAILS : NULL REMARK 245 REMARK 245 DATA ACQUISITION REMARK 245 DATE OF EXPERIMENT : NULL REMARK 245 NUMBER OF MICROGRAPHS-IMAGES : 10762 REMARK 245 TEMPERATURE (KELVIN) : NULL REMARK 245 MICROSCOPE MODEL : TFS KRIOS REMARK 245 DETECTOR TYPE : FEI FALCON IV (4K X 4K) REMARK 245 MINIMUM DEFOCUS (NM) : 1200.00 REMARK 245 MAXIMUM DEFOCUS (NM) : 2400.00 REMARK 245 MINIMUM TILT ANGLE (DEGREES) : NULL REMARK 245 MAXIMUM TILT ANGLE (DEGREES) : NULL REMARK 245 NOMINAL CS : 2.70 REMARK 245 IMAGING MODE : BRIGHT FIELD REMARK 245 ELECTRON DOSE (ELECTRONS NM**-2) : 4000.00 REMARK 245 ILLUMINATION MODE : FLOOD BEAM REMARK 245 NOMINAL MAGNIFICATION : 165000 REMARK 245 CALIBRATED MAGNIFICATION : NULL REMARK 245 SOURCE : FIELD EMISSION GUN REMARK 245 ACCELERATION VOLTAGE (KV) : 300 REMARK 245 IMAGING DETAILS : PRELIMINARY GRID SCREENING REMARK 245 WAS PERFORMED MANUALLY AT A GLACIOS 2 MICROSCOPE. 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: TETRAMERIC REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: TETRAMERIC REMARK 350 SOFTWARE USED: PISA REMARK 350 APPLY THE FOLLOWING TO CHAINS: B, C, D, 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 VAL B 61 REMARK 465 GLY B 62 REMARK 465 GLU B 63 REMARK 465 LYS B 64 REMARK 465 GLY B 65 REMARK 465 GLN B 66 REMARK 465 ARG B 67 REMARK 465 TYR B 68 REMARK 465 LEU B 69 REMARK 465 VAL C 61 REMARK 465 GLY C 62 REMARK 465 GLU C 63 REMARK 465 LYS C 64 REMARK 465 GLY C 65 REMARK 465 GLN C 66 REMARK 465 ARG C 67 REMARK 465 TYR C 68 REMARK 465 LEU C 69 REMARK 465 VAL D 61 REMARK 465 GLY D 62 REMARK 465 GLU D 63 REMARK 465 LYS D 64 REMARK 465 GLY D 65 REMARK 465 GLN D 66 REMARK 465 ARG D 67 REMARK 465 TYR D 68 REMARK 465 LEU D 69 REMARK 465 VAL A 61 REMARK 465 GLY A 62 REMARK 465 GLU A 63 REMARK 465 LYS A 64 REMARK 465 GLY A 65 REMARK 465 GLN A 66 REMARK 465 ARG A 67 REMARK 465 TYR A 68 REMARK 465 LEU A 69 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 NE2 GLN C 247 OG SER D 256 2.11 REMARK 500 O ASP C 51 OH TYR D 337 2.14 REMARK 500 O GLY B 52 OH TYR C 337 2.15 REMARK 500 O VAL C 296 OG SER C 313 2.15 REMARK 500 O VAL A 296 OG SER A 313 2.15 REMARK 500 O VAL D 296 OG SER D 313 2.15 REMARK 500 O VAL B 296 OG SER B 313 2.15 REMARK 500 NZ LYS A 284 OG1 THR A 353 2.18 REMARK 500 NZ LYS B 284 OG1 THR B 353 2.18 REMARK 500 NZ LYS D 284 OG1 THR D 353 2.18 REMARK 500 OE1 GLN C 310 ND1 HIS D 221 2.18 REMARK 500 NZ LYS C 284 OG1 THR C 353 2.18 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 CYS B 54 -11.90 -140.25 REMARK 500 PHE B 73 -117.52 32.17 REMARK 500 THR B 74 -149.10 49.12 REMARK 500 TRP B 81 -98.37 61.09 REMARK 500 ARG B 82 48.00 -91.45 REMARK 500 MET B 84 -3.57 69.56 REMARK 500 LEU B 113 -172.20 62.67 REMARK 500 THR B 151 -165.81 -116.93 REMARK 500 MET B 180 55.47 -118.76 REMARK 500 LYS B 182 -158.81 -135.39 REMARK 500 MET B 183 -39.38 -39.06 REMARK 500 SER B 196 -172.66 -173.70 REMARK 500 HIS B 197 -154.75 -139.02 REMARK 500 ILE B 201 -62.29 -124.39 REMARK 500 ALA B 202 -177.18 59.70 REMARK 500 SER B 220 17.19 58.33 REMARK 500 GLU B 224 115.29 -165.98 REMARK 500 ARG B 228 -106.11 50.01 REMARK 500 ALA B 229 -177.22 60.20 REMARK 500 GLN B 230 136.53 -170.57 REMARK 500 LYS B 233 143.41 -170.39 REMARK 500 GLU B 239 -8.74 71.03 REMARK 500 TYR B 242 -8.90 72.35 REMARK 500 ILE B 243 75.99 48.84 REMARK 500 PRO B 244 72.07 -65.95 REMARK 500 GLN B 247 -8.16 70.55 REMARK 500 ASN B 251 52.45 -94.70 REMARK 500 ASP B 274 -179.25 -65.06 REMARK 500 GLU B 275 -2.58 78.44 REMARK 500 LEU B 282 122.83 68.30 REMARK 500 LYS B 284 -96.99 63.62 REMARK 500 GLU B 303 9.33 54.11 REMARK 500 THR B 308 -138.47 32.14 REMARK 500 GLU B 319 32.99 -97.36 REMARK 500 TYR B 326 -78.65 -67.84 REMARK 500 GLU B 327 123.94 -175.14 REMARK 500 GLU B 332 -9.92 73.55 REMARK 500 GLU B 333 -26.28 -140.91 REMARK 500 LYS B 334 -74.34 -86.23 REMARK 500 HIS B 335 126.88 -173.60 REMARK 500 VAL B 339 -61.26 -123.45 REMARK 500 SER B 342 -55.25 -121.67 REMARK 500 PHE B 344 -92.28 69.34 REMARK 500 TYR B 348 56.04 71.14 REMARK 500 VAL B 350 66.72 -160.93 REMARK 500 PRO B 351 44.34 -86.28 REMARK 500 PRO B 354 -169.44 -75.14 REMARK 500 CYS C 54 -11.89 -140.28 REMARK 500 PHE C 73 -117.46 32.07 REMARK 500 THR C 74 -149.07 49.17 REMARK 500 REMARK 500 THIS ENTRY HAS 188 RAMACHANDRAN OUTLIERS. REMARK 500 REMARK 500 REMARK: NULL REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: EMD-18595 RELATED DB: EMDB REMARK 900 CRYO-EM STRUCTURE OF THE CTD DOMAIN OF HUMAN INWARD-RECTIFIER REMARK 900 POTASSIUM 2.1 CHANNEL (KIR2.1) - R312H MUTANT DBREF 8QQL B 46 362 UNP P63252 KCNJ2_HUMAN 46 362 DBREF 8QQL C 46 362 UNP P63252 KCNJ2_HUMAN 46 362 DBREF 8QQL D 46 362 UNP P63252 KCNJ2_HUMAN 46 362 DBREF 8QQL A 46 362 UNP P63252 KCNJ2_HUMAN 46 362 SEQADV 8QQL HIS B 312 UNP P63252 ARG 312 ENGINEERED MUTATION SEQADV 8QQL HIS C 312 UNP P63252 ARG 312 ENGINEERED MUTATION SEQADV 8QQL HIS D 312 UNP P63252 ARG 312 ENGINEERED MUTATION SEQADV 8QQL HIS A 312 UNP P63252 ARG 312 ENGINEERED MUTATION SEQRES 1 B 317 ARG PHE VAL LYS LYS ASP GLY HIS CYS ASN VAL GLN PHE SEQRES 2 B 317 ILE ASN VAL GLY GLU LYS GLY GLN ARG TYR LEU ALA ASP SEQRES 3 B 317 ILE PHE THR THR CYS VAL ASP ILE ARG TRP ARG TRP MET SEQRES 4 B 317 LEU VAL ILE PHE CYS LEU ALA PHE VAL LEU SER TRP LEU SEQRES 5 B 317 PHE PHE GLY CYS VAL PHE TRP LEU ILE ALA LEU LEU HIS SEQRES 6 B 317 GLY ASP LEU ASP ALA SER LYS GLU GLY LYS ALA CYS VAL SEQRES 7 B 317 SER GLU VAL ASN SER PHE THR ALA ALA PHE LEU PHE SER SEQRES 8 B 317 ILE GLU THR GLN THR THR ILE GLY TYR GLY PHE ARG CYS SEQRES 9 B 317 VAL THR ASP GLU CYS PRO ILE ALA VAL PHE MET VAL VAL SEQRES 10 B 317 PHE GLN SER ILE VAL GLY CYS ILE ILE ASP ALA PHE ILE SEQRES 11 B 317 ILE GLY ALA VAL MET ALA LYS MET ALA LYS PRO LYS LYS SEQRES 12 B 317 ARG ASN GLU THR LEU VAL PHE SER HIS ASN ALA VAL ILE SEQRES 13 B 317 ALA MET ARG ASP GLY LYS LEU CYS LEU MET TRP ARG VAL SEQRES 14 B 317 GLY ASN LEU ARG LYS SER HIS LEU VAL GLU ALA HIS VAL SEQRES 15 B 317 ARG ALA GLN LEU LEU LYS SER ARG ILE THR SER GLU GLY SEQRES 16 B 317 GLU TYR ILE PRO LEU ASP GLN ILE ASP ILE ASN VAL GLY SEQRES 17 B 317 PHE ASP SER GLY ILE ASP ARG ILE PHE LEU VAL SER PRO SEQRES 18 B 317 ILE THR ILE VAL HIS GLU ILE ASP GLU ASP SER PRO LEU SEQRES 19 B 317 TYR ASP LEU SER LYS GLN ASP ILE ASP ASN ALA ASP PHE SEQRES 20 B 317 GLU ILE VAL VAL ILE LEU GLU GLY MET VAL GLU ALA THR SEQRES 21 B 317 ALA MET THR THR GLN CYS HIS SER SER TYR LEU ALA ASN SEQRES 22 B 317 GLU ILE LEU TRP GLY HIS ARG TYR GLU PRO VAL LEU PHE SEQRES 23 B 317 GLU GLU LYS HIS TYR TYR LYS VAL ASP TYR SER ARG PHE SEQRES 24 B 317 HIS LYS THR TYR GLU VAL PRO ASN THR PRO LEU CYS SER SEQRES 25 B 317 ALA ARG ASP LEU ALA SEQRES 1 C 317 ARG PHE VAL LYS LYS ASP GLY HIS CYS ASN VAL GLN PHE SEQRES 2 C 317 ILE ASN VAL GLY GLU LYS GLY GLN ARG TYR LEU ALA ASP SEQRES 3 C 317 ILE PHE THR THR CYS VAL ASP ILE ARG TRP ARG TRP MET SEQRES 4 C 317 LEU VAL ILE PHE CYS LEU ALA PHE VAL LEU SER TRP LEU SEQRES 5 C 317 PHE PHE GLY CYS VAL PHE TRP LEU ILE ALA LEU LEU HIS SEQRES 6 C 317 GLY ASP LEU ASP ALA SER LYS GLU GLY LYS ALA CYS VAL SEQRES 7 C 317 SER GLU VAL ASN SER PHE THR ALA ALA PHE LEU PHE SER SEQRES 8 C 317 ILE GLU THR GLN THR THR ILE GLY TYR GLY PHE ARG CYS SEQRES 9 C 317 VAL THR ASP GLU CYS PRO ILE ALA VAL PHE MET VAL VAL SEQRES 10 C 317 PHE GLN SER ILE VAL GLY CYS ILE ILE ASP ALA PHE ILE SEQRES 11 C 317 ILE GLY ALA VAL MET ALA LYS MET ALA LYS PRO LYS LYS SEQRES 12 C 317 ARG ASN GLU THR LEU VAL PHE SER HIS ASN ALA VAL ILE SEQRES 13 C 317 ALA MET ARG ASP GLY LYS LEU CYS LEU MET TRP ARG VAL SEQRES 14 C 317 GLY ASN LEU ARG LYS SER HIS LEU VAL GLU ALA HIS VAL SEQRES 15 C 317 ARG ALA GLN LEU LEU LYS SER ARG ILE THR SER GLU GLY SEQRES 16 C 317 GLU TYR ILE PRO LEU ASP GLN ILE ASP ILE ASN VAL GLY SEQRES 17 C 317 PHE ASP SER GLY ILE ASP ARG ILE PHE LEU VAL SER PRO SEQRES 18 C 317 ILE THR ILE VAL HIS GLU ILE ASP GLU ASP SER PRO LEU SEQRES 19 C 317 TYR ASP LEU SER LYS GLN ASP ILE ASP ASN ALA ASP PHE SEQRES 20 C 317 GLU ILE VAL VAL ILE LEU GLU GLY MET VAL GLU ALA THR SEQRES 21 C 317 ALA MET THR THR GLN CYS HIS SER SER TYR LEU ALA ASN SEQRES 22 C 317 GLU ILE LEU TRP GLY HIS ARG TYR GLU PRO VAL LEU PHE SEQRES 23 C 317 GLU GLU LYS HIS TYR TYR LYS VAL ASP TYR SER ARG PHE SEQRES 24 C 317 HIS LYS THR TYR GLU VAL PRO ASN THR PRO LEU CYS SER SEQRES 25 C 317 ALA ARG ASP LEU ALA SEQRES 1 D 317 ARG PHE VAL LYS LYS ASP GLY HIS CYS ASN VAL GLN PHE SEQRES 2 D 317 ILE ASN VAL GLY GLU LYS GLY GLN ARG TYR LEU ALA ASP SEQRES 3 D 317 ILE PHE THR THR CYS VAL ASP ILE ARG TRP ARG TRP MET SEQRES 4 D 317 LEU VAL ILE PHE CYS LEU ALA PHE VAL LEU SER TRP LEU SEQRES 5 D 317 PHE PHE GLY CYS VAL PHE TRP LEU ILE ALA LEU LEU HIS SEQRES 6 D 317 GLY ASP LEU ASP ALA SER LYS GLU GLY LYS ALA CYS VAL SEQRES 7 D 317 SER GLU VAL ASN SER PHE THR ALA ALA PHE LEU PHE SER SEQRES 8 D 317 ILE GLU THR GLN THR THR ILE GLY TYR GLY PHE ARG CYS SEQRES 9 D 317 VAL THR ASP GLU CYS PRO ILE ALA VAL PHE MET VAL VAL SEQRES 10 D 317 PHE GLN SER ILE VAL GLY CYS ILE ILE ASP ALA PHE ILE SEQRES 11 D 317 ILE GLY ALA VAL MET ALA LYS MET ALA LYS PRO LYS LYS SEQRES 12 D 317 ARG ASN GLU THR LEU VAL PHE SER HIS ASN ALA VAL ILE SEQRES 13 D 317 ALA MET ARG ASP GLY LYS LEU CYS LEU MET TRP ARG VAL SEQRES 14 D 317 GLY ASN LEU ARG LYS SER HIS LEU VAL GLU ALA HIS VAL SEQRES 15 D 317 ARG ALA GLN LEU LEU LYS SER ARG ILE THR SER GLU GLY SEQRES 16 D 317 GLU TYR ILE PRO LEU ASP GLN ILE ASP ILE ASN VAL GLY SEQRES 17 D 317 PHE ASP SER GLY ILE ASP ARG ILE PHE LEU VAL SER PRO SEQRES 18 D 317 ILE THR ILE VAL HIS GLU ILE ASP GLU ASP SER PRO LEU SEQRES 19 D 317 TYR ASP LEU SER LYS GLN ASP ILE ASP ASN ALA ASP PHE SEQRES 20 D 317 GLU ILE VAL VAL ILE LEU GLU GLY MET VAL GLU ALA THR SEQRES 21 D 317 ALA MET THR THR GLN CYS HIS SER SER TYR LEU ALA ASN SEQRES 22 D 317 GLU ILE LEU TRP GLY HIS ARG TYR GLU PRO VAL LEU PHE SEQRES 23 D 317 GLU GLU LYS HIS TYR TYR LYS VAL ASP TYR SER ARG PHE SEQRES 24 D 317 HIS LYS THR TYR GLU VAL PRO ASN THR PRO LEU CYS SER SEQRES 25 D 317 ALA ARG ASP LEU ALA SEQRES 1 A 317 ARG PHE VAL LYS LYS ASP GLY HIS CYS ASN VAL GLN PHE SEQRES 2 A 317 ILE ASN VAL GLY GLU LYS GLY GLN ARG TYR LEU ALA ASP SEQRES 3 A 317 ILE PHE THR THR CYS VAL ASP ILE ARG TRP ARG TRP MET SEQRES 4 A 317 LEU VAL ILE PHE CYS LEU ALA PHE VAL LEU SER TRP LEU SEQRES 5 A 317 PHE PHE GLY CYS VAL PHE TRP LEU ILE ALA LEU LEU HIS SEQRES 6 A 317 GLY ASP LEU ASP ALA SER LYS GLU GLY LYS ALA CYS VAL SEQRES 7 A 317 SER GLU VAL ASN SER PHE THR ALA ALA PHE LEU PHE SER SEQRES 8 A 317 ILE GLU THR GLN THR THR ILE GLY TYR GLY PHE ARG CYS SEQRES 9 A 317 VAL THR ASP GLU CYS PRO ILE ALA VAL PHE MET VAL VAL SEQRES 10 A 317 PHE GLN SER ILE VAL GLY CYS ILE ILE ASP ALA PHE ILE SEQRES 11 A 317 ILE GLY ALA VAL MET ALA LYS MET ALA LYS PRO LYS LYS SEQRES 12 A 317 ARG ASN GLU THR LEU VAL PHE SER HIS ASN ALA VAL ILE SEQRES 13 A 317 ALA MET ARG ASP GLY LYS LEU CYS LEU MET TRP ARG VAL SEQRES 14 A 317 GLY ASN LEU ARG LYS SER HIS LEU VAL GLU ALA HIS VAL SEQRES 15 A 317 ARG ALA GLN LEU LEU LYS SER ARG ILE THR SER GLU GLY SEQRES 16 A 317 GLU TYR ILE PRO LEU ASP GLN ILE ASP ILE ASN VAL GLY SEQRES 17 A 317 PHE ASP SER GLY ILE ASP ARG ILE PHE LEU VAL SER PRO SEQRES 18 A 317 ILE THR ILE VAL HIS GLU ILE ASP GLU ASP SER PRO LEU SEQRES 19 A 317 TYR ASP LEU SER LYS GLN ASP ILE ASP ASN ALA ASP PHE SEQRES 20 A 317 GLU ILE VAL VAL ILE LEU GLU GLY MET VAL GLU ALA THR SEQRES 21 A 317 ALA MET THR THR GLN CYS HIS SER SER TYR LEU ALA ASN SEQRES 22 A 317 GLU ILE LEU TRP GLY HIS ARG TYR GLU PRO VAL LEU PHE SEQRES 23 A 317 GLU GLU LYS HIS TYR TYR LYS VAL ASP TYR SER ARG PHE SEQRES 24 A 317 HIS LYS THR TYR GLU VAL PRO ASN THR PRO LEU CYS SER SEQRES 25 A 317 ALA ARG ASP LEU ALA HELIX 1 AA1 LEU B 85 HIS B 110 1 26 HELIX 2 AA2 SER B 128 THR B 141 1 14 HELIX 3 AA3 CYS B 154 GLY B 177 1 24 HELIX 4 AA4 MET B 203 LYS B 207 5 5 HELIX 5 AA5 LYS B 284 ALA B 290 1 7 HELIX 6 AA6 LEU B 316 ILE B 320 5 5 HELIX 7 AA7 LEU C 85 HIS C 110 1 26 HELIX 8 AA8 SER C 128 THR C 141 1 14 HELIX 9 AA9 CYS C 154 GLY C 177 1 24 HELIX 10 AB1 MET C 203 LYS C 207 5 5 HELIX 11 AB2 LYS C 284 ALA C 290 1 7 HELIX 12 AB3 LEU C 316 ILE C 320 5 5 HELIX 13 AB4 LEU D 85 HIS D 110 1 26 HELIX 14 AB5 SER D 128 THR D 141 1 14 HELIX 15 AB6 CYS D 154 GLY D 177 1 24 HELIX 16 AB7 MET D 203 LYS D 207 5 5 HELIX 17 AB8 LYS D 284 ALA D 290 1 7 HELIX 18 AB9 LEU D 316 ILE D 320 5 5 HELIX 19 AC1 LEU A 85 HIS A 110 1 26 HELIX 20 AC2 SER A 128 THR A 141 1 14 HELIX 21 AC3 CYS A 154 GLY A 177 1 24 HELIX 22 AC4 MET A 203 LYS A 207 5 5 HELIX 23 AC5 LYS A 284 ALA A 290 1 7 HELIX 24 AC6 LEU A 316 ILE A 320 5 5 SSBOND 1 CYS B 122 CYS B 154 1555 1555 2.03 SSBOND 2 CYS C 122 CYS C 154 1555 1555 2.03 SSBOND 3 CYS D 122 CYS D 154 1555 1555 2.03 SSBOND 4 CYS A 122 CYS A 154 1555 1555 2.03 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