HEADER MEMBRANE PROTEIN 14-MAR-25 9MA5 TITLE CRYOEM STRUCTURE OF A TRANSMEMBRANE PROTEIN COMPND MOL_ID: 1; COMPND 2 MOLECULE: INWARD RECTIFIER POTASSIUM CHANNEL 16; COMPND 3 CHAIN: A, C; COMPND 4 SYNONYM: INWARD RECTIFIER K(+) CHANNEL KIR5.1,POTASSIUM CHANNEL, COMPND 5 INWARDLY RECTIFYING SUBFAMILY J MEMBER 16; COMPND 6 ENGINEERED: YES; COMPND 7 MOL_ID: 2; COMPND 8 MOLECULE: ATP-SENSITIVE INWARD RECTIFIER POTASSIUM CHANNEL 10; COMPND 9 CHAIN: B, D; COMPND 10 SYNONYM: ATP-DEPENDENT INWARDLY RECTIFYING POTASSIUM CHANNEL KIR4.1, COMPND 11 INWARD RECTIFIER K(+) CHANNEL KIR1.2,POTASSIUM CHANNEL,INWARDLY COMPND 12 RECTIFYING SUBFAMILY J MEMBER 10; COMPND 13 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: KCNJ16; SOURCE 6 EXPRESSION_SYSTEM: HOMO SAPIENS; SOURCE 7 EXPRESSION_SYSTEM_TAXID: 9606; SOURCE 8 MOL_ID: 2; SOURCE 9 ORGANISM_SCIENTIFIC: HOMO SAPIENS; SOURCE 10 ORGANISM_COMMON: HUMAN; SOURCE 11 ORGANISM_TAXID: 9606; SOURCE 12 GENE: KCNJ10; SOURCE 13 EXPRESSION_SYSTEM: HOMO SAPIENS; SOURCE 14 EXPRESSION_SYSTEM_TAXID: 9606 KEYWDS KIR4.1, KIR5.1, SPERMINE, MEMBRANE PROTEIN EXPDTA ELECTRON MICROSCOPY AUTHOR Y.NING,J.GE,J.YU REVDAT 1 18-MAR-26 9MA5 0 JRNL AUTH Y.NING,J.GE,J.YU JRNL TITL CRYOEM STRUCTURE OF A TRANSMEMBRANE PROTEIN JRNL REF TO BE PUBLISHED JRNL REFN REMARK 2 REMARK 2 RESOLUTION. 3.18 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 SOFTWARE PACKAGES : PHENIX 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) : 3.180 REMARK 3 NUMBER OF PARTICLES : 786927 REMARK 3 CTF CORRECTION METHOD : PHASE FLIPPING AND AMPLITUDE REMARK 3 CORRECTION REMARK 3 REMARK 3 EM RECONSTRUCTION MAGNIFICATION CALIBRATION: NULL REMARK 3 REMARK 3 OTHER DETAILS: NULL REMARK 4 REMARK 4 9MA5 COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBC ON 18-MAR-25. REMARK 100 THE DEPOSITION ID IS D_1300057501. 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 : HETEROMERIC KIR4.1/5.1 CHANNEL REMARK 245 IN COMPLEX WITH SPERMINE 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 : 8.00 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 : TFS KRIOS REMARK 245 DETECTOR TYPE : GATAN K3 (6K X 4K) REMARK 245 MINIMUM DEFOCUS (NM) : 1000.00 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) : 5000.00 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: 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 19 REMARK 465 TYR A 20 REMARK 465 PRO A 21 REMARK 465 PRO A 22 REMARK 465 GLU A 23 REMARK 465 HIS A 24 REMARK 465 ILE A 25 REMARK 465 ILE A 26 REMARK 465 ALA A 27 REMARK 465 GLU A 28 REMARK 465 LYS A 29 REMARK 465 ARG A 30 REMARK 465 ARG A 31 REMARK 465 HIS A 352 REMARK 465 ILE A 353 REMARK 465 GLU A 354 REMARK 465 LYS A 355 REMARK 465 MET B 24 REMARK 465 ILE B 25 REMARK 465 ARG B 26 REMARK 465 SER B 340 REMARK 465 GLY B 341 REMARK 465 LEU B 342 REMARK 465 ARG B 343 REMARK 465 ASP B 344 REMARK 465 SER B 345 REMARK 465 THR B 346 REMARK 465 VAL B 347 REMARK 465 ARG B 348 REMARK 465 TYR B 349 REMARK 465 GLY B 350 REMARK 465 ASP B 351 REMARK 465 PRO B 352 REMARK 465 GLU B 353 REMARK 465 LYS B 354 REMARK 465 LEU B 355 REMARK 465 LYS B 356 REMARK 465 LEU B 357 REMARK 465 GLU B 358 REMARK 465 GLU B 359 REMARK 465 SER B 360 REMARK 465 LEU B 361 REMARK 465 ARG B 362 REMARK 465 GLU B 363 REMARK 465 GLN B 364 REMARK 465 ALA B 365 REMARK 465 GLU B 366 REMARK 465 LYS B 367 REMARK 465 GLU B 368 REMARK 465 MET C 19 REMARK 465 TYR C 20 REMARK 465 PRO C 21 REMARK 465 PRO C 22 REMARK 465 GLU C 23 REMARK 465 HIS C 24 REMARK 465 ILE C 25 REMARK 465 ILE C 26 REMARK 465 ALA C 27 REMARK 465 GLU C 28 REMARK 465 LYS C 29 REMARK 465 ARG C 30 REMARK 465 ARG C 31 REMARK 465 HIS C 352 REMARK 465 ILE C 353 REMARK 465 GLU C 354 REMARK 465 LYS C 355 REMARK 465 MET D 24 REMARK 465 ILE D 25 REMARK 465 ARG D 26 REMARK 465 SER D 340 REMARK 465 GLY D 341 REMARK 465 LEU D 342 REMARK 465 ARG D 343 REMARK 465 ASP D 344 REMARK 465 SER D 345 REMARK 465 THR D 346 REMARK 465 VAL D 347 REMARK 465 ARG D 348 REMARK 465 TYR D 349 REMARK 465 GLY D 350 REMARK 465 ASP D 351 REMARK 465 PRO D 352 REMARK 465 GLU D 353 REMARK 465 LYS D 354 REMARK 465 LEU D 355 REMARK 465 LYS D 356 REMARK 465 LEU D 357 REMARK 465 GLU D 358 REMARK 465 GLU D 359 REMARK 465 SER D 360 REMARK 465 LEU D 361 REMARK 465 ARG D 362 REMARK 465 GLU D 363 REMARK 465 GLN D 364 REMARK 465 ALA D 365 REMARK 465 GLU D 366 REMARK 465 LYS D 367 REMARK 465 GLU D 368 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 LEU C 126 OG1 THR C 130 2.16 REMARK 500 O LEU D 123 OG1 THR D 127 2.17 REMARK 500 O LEU A 126 OG1 THR A 130 2.17 REMARK 500 O LEU B 123 OG1 THR B 127 2.18 REMARK 500 O ALA C 32 OH TYR C 223 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 ARG A 33 -158.40 48.45 REMARK 500 ARG A 34 -166.73 53.87 REMARK 500 LYS A 69 172.28 69.27 REMARK 500 HIS A 116 24.10 -140.32 REMARK 500 ASP A 226 -168.99 -119.26 REMARK 500 LEU A 247 76.65 -101.40 REMARK 500 ASN A 275 24.80 -140.93 REMARK 500 PHE A 276 -167.74 -79.41 REMARK 500 GLU A 277 119.21 -160.02 REMARK 500 ALA B 45 -103.92 58.72 REMARK 500 GLN B 111 62.06 60.43 REMARK 500 LEU B 115 -8.42 70.55 REMARK 500 GLU B 138 56.95 -92.14 REMARK 500 ALA B 176 -166.46 -117.29 REMARK 500 ASP B 241 -116.93 60.70 REMARK 500 ARG C 33 -162.17 51.14 REMARK 500 ARG C 34 -167.26 53.63 REMARK 500 LYS C 69 171.57 68.99 REMARK 500 HIS C 116 19.87 -140.81 REMARK 500 ASP C 226 -169.68 -117.75 REMARK 500 LEU C 247 77.61 -101.64 REMARK 500 PHE C 276 -168.34 -79.38 REMARK 500 HIS D 43 14.63 59.12 REMARK 500 ALA D 45 -105.77 57.45 REMARK 500 LEU D 115 -8.76 71.11 REMARK 500 GLU D 138 54.59 -91.94 REMARK 500 ALA D 176 -165.86 -117.34 REMARK 500 ASP D 241 -117.16 60.40 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 401 K REMARK 620 N RES CSSEQI ATOM REMARK 620 1 THR A 131 O REMARK 620 2 ILE A 132 O 80.6 REMARK 620 3 THR B 128 O 65.4 99.4 REMARK 620 4 ILE B 129 O 127.8 69.4 78.3 REMARK 620 5 THR C 131 O 99.0 162.6 65.3 98.2 REMARK 620 6 ILE C 132 O 163.3 104.8 127.8 68.4 80.7 REMARK 620 7 THR D 128 O 65.0 127.8 100.1 162.4 65.8 100.3 REMARK 620 8 ILE D 129 O 98.8 68.7 162.2 108.1 128.1 69.4 78.8 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 402 K REMARK 620 N RES CSSEQI ATOM REMARK 620 1 THR A 131 O REMARK 620 2 THR A 131 OG1 58.9 REMARK 620 3 THR B 128 O 68.6 112.2 REMARK 620 4 THR B 128 OG1 93.2 82.6 59.7 REMARK 620 5 THR C 131 O 105.8 160.1 68.6 112.5 REMARK 620 6 THR C 131 OG1 160.8 138.4 93.5 83.1 59.2 REMARK 620 7 THR D 128 O 68.1 92.3 105.5 160.3 69.1 112.4 REMARK 620 8 THR D 128 OG1 112.8 82.8 160.6 137.2 93.1 81.7 60.1 REMARK 620 N 1 2 3 4 5 6 7 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 K B 402 K REMARK 620 N RES CSSEQI ATOM REMARK 620 1 GLY A 133 O REMARK 620 2 GLY B 130 O 73.4 REMARK 620 3 TYR B 131 O 123.7 74.3 REMARK 620 4 GLY C 133 O 124.8 77.5 90.6 REMARK 620 5 GLY D 130 O 77.6 114.0 158.6 73.0 REMARK 620 6 TYR D 131 O 90.3 159.1 105.9 123.2 73.7 REMARK 620 N 1 2 3 4 5 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 TYR B 131 O REMARK 620 2 TYR D 131 O 89.9 REMARK 620 N 1 REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: EMD-63747 RELATED DB: EMDB REMARK 900 CRYOEM STRUCTURE OF A TRANSMEMBRANE PROTEIN DBREF 9MA5 A 20 355 UNP Q9NPI9 KCJ16_HUMAN 20 355 DBREF 9MA5 B 25 368 UNP P78508 KCJ10_HUMAN 25 368 DBREF 9MA5 C 20 355 UNP Q9NPI9 KCJ16_HUMAN 20 355 DBREF 9MA5 D 25 368 UNP P78508 KCJ10_HUMAN 25 368 SEQADV 9MA5 MET A 19 UNP Q9NPI9 INITIATING METHIONINE SEQADV 9MA5 MET B 24 UNP P78508 INITIATING METHIONINE SEQADV 9MA5 MET C 19 UNP Q9NPI9 INITIATING METHIONINE SEQADV 9MA5 MET D 24 UNP P78508 INITIATING METHIONINE SEQRES 1 A 337 MET TYR PRO PRO GLU HIS ILE ILE ALA GLU LYS ARG ARG SEQRES 2 A 337 ALA ARG ARG ARG LEU LEU HIS LYS ASP GLY SER CYS ASN SEQRES 3 A 337 VAL TYR PHE LYS HIS ILE PHE GLY GLU TRP GLY SER TYR SEQRES 4 A 337 VAL VAL ASP ILE PHE THR THR LEU VAL ASP THR LYS TRP SEQRES 5 A 337 ARG HIS MET PHE VAL ILE PHE SER LEU SER TYR ILE LEU SEQRES 6 A 337 SER TRP LEU ILE PHE GLY SER VAL PHE TRP LEU ILE ALA SEQRES 7 A 337 PHE HIS HIS GLY ASP LEU LEU ASN ASP PRO ASP ILE THR SEQRES 8 A 337 PRO CYS VAL ASP ASN VAL HIS SER PHE THR GLY ALA PHE SEQRES 9 A 337 LEU PHE SER LEU GLU THR GLN THR THR ILE GLY TYR GLY SEQRES 10 A 337 TYR ARG CYS VAL THR GLU GLU CYS SER VAL ALA VAL LEU SEQRES 11 A 337 MET VAL ILE LEU GLN SER ILE LEU SER CYS ILE ILE ASN SEQRES 12 A 337 THR PHE ILE ILE GLY ALA ALA LEU ALA LYS MET ALA THR SEQRES 13 A 337 ALA ARG LYS ARG ALA GLN THR ILE ARG PHE SER TYR PHE SEQRES 14 A 337 ALA LEU ILE GLY MET ARG ASP GLY LYS LEU CYS LEU MET SEQRES 15 A 337 TRP ARG ILE GLY ASP PHE ARG PRO ASN HIS VAL VAL GLU SEQRES 16 A 337 GLY THR VAL ARG ALA GLN LEU LEU ARG TYR THR GLU ASP SEQRES 17 A 337 SER GLU GLY ARG MET THR MET ALA PHE LYS ASP LEU LYS SEQRES 18 A 337 LEU VAL ASN ASP GLN ILE ILE LEU VAL THR PRO VAL THR SEQRES 19 A 337 ILE VAL HIS GLU ILE ASP HIS GLU SER PRO LEU TYR ALA SEQRES 20 A 337 LEU ASP ARG LYS ALA VAL ALA LYS ASP ASN PHE GLU ILE SEQRES 21 A 337 LEU VAL THR PHE ILE TYR THR GLY ASP SER THR GLY THR SEQRES 22 A 337 SER HIS GLN SER ARG SER SER TYR VAL PRO ARG GLU ILE SEQRES 23 A 337 LEU TRP GLY HIS ARG PHE ASN ASP VAL LEU GLU VAL LYS SEQRES 24 A 337 ARG LYS TYR TYR LYS VAL ASN CYS LEU GLN PHE GLU GLY SEQRES 25 A 337 SER VAL GLU VAL TYR ALA PRO PHE CYS SER ALA LYS GLN SEQRES 26 A 337 LEU ASP TRP LYS ASP GLN GLN LEU HIS ILE GLU LYS SEQRES 1 B 345 MET ILE ARG ARG ARG ARG VAL LEU THR LYS ASP GLY ARG SEQRES 2 B 345 SER ASN VAL ARG MET GLU HIS ILE ALA ASP LYS ARG PHE SEQRES 3 B 345 LEU TYR LEU LYS ASP LEU TRP THR THR PHE ILE ASP MET SEQRES 4 B 345 GLN TRP ARG TYR LYS LEU LEU LEU PHE SER ALA THR PHE SEQRES 5 B 345 ALA GLY THR TRP PHE LEU PHE GLY VAL VAL TRP TYR LEU SEQRES 6 B 345 VAL ALA VAL ALA HIS GLY ASP LEU LEU GLU LEU ASP PRO SEQRES 7 B 345 PRO ALA ASN HIS THR PRO CYS VAL VAL GLN VAL HIS THR SEQRES 8 B 345 LEU THR GLY ALA PHE LEU PHE SER LEU GLU SER GLN THR SEQRES 9 B 345 THR ILE GLY TYR GLY PHE ARG TYR ILE SER GLU GLU CYS SEQRES 10 B 345 PRO LEU ALA ILE VAL LEU LEU ILE ALA GLN LEU VAL LEU SEQRES 11 B 345 THR THR ILE LEU GLU ILE PHE ILE THR GLY THR PHE LEU SEQRES 12 B 345 ALA LYS ILE ALA ARG PRO LYS LYS ARG ALA GLU THR ILE SEQRES 13 B 345 ARG PHE SER GLN HIS ALA VAL VAL ALA SER HIS ASN GLY SEQRES 14 B 345 LYS PRO CYS LEU MET ILE ARG VAL ALA ASN MET ARG LYS SEQRES 15 B 345 SER LEU LEU ILE GLY CYS GLN VAL THR GLY LYS LEU LEU SEQRES 16 B 345 GLN THR HIS GLN THR LYS GLU GLY GLU ASN ILE ARG LEU SEQRES 17 B 345 ASN GLN VAL ASN VAL THR PHE GLN VAL ASP THR ALA SER SEQRES 18 B 345 ASP SER PRO PHE LEU ILE LEU PRO LEU THR PHE TYR HIS SEQRES 19 B 345 VAL VAL ASP GLU THR SER PRO LEU LYS ASP LEU PRO LEU SEQRES 20 B 345 ARG SER GLY GLU GLY ASP PHE GLU LEU VAL LEU ILE LEU SEQRES 21 B 345 SER GLY THR VAL GLU SER THR SER ALA THR CYS GLN VAL SEQRES 22 B 345 ARG THR SER TYR LEU PRO GLU GLU ILE LEU TRP GLY TYR SEQRES 23 B 345 GLU PHE THR PRO ALA ILE SER LEU SER ALA SER GLY LYS SEQRES 24 B 345 TYR ILE ALA ASP PHE SER LEU PHE ASP GLN VAL VAL LYS SEQRES 25 B 345 VAL ALA SER PRO SER GLY LEU ARG ASP SER THR VAL ARG SEQRES 26 B 345 TYR GLY ASP PRO GLU LYS LEU LYS LEU GLU GLU SER LEU SEQRES 27 B 345 ARG GLU GLN ALA GLU LYS GLU SEQRES 1 C 337 MET TYR PRO PRO GLU HIS ILE ILE ALA GLU LYS ARG ARG SEQRES 2 C 337 ALA ARG ARG ARG LEU LEU HIS LYS ASP GLY SER CYS ASN SEQRES 3 C 337 VAL TYR PHE LYS HIS ILE PHE GLY GLU TRP GLY SER TYR SEQRES 4 C 337 VAL VAL ASP ILE PHE THR THR LEU VAL ASP THR LYS TRP SEQRES 5 C 337 ARG HIS MET PHE VAL ILE PHE SER LEU SER TYR ILE LEU SEQRES 6 C 337 SER TRP LEU ILE PHE GLY SER VAL PHE TRP LEU ILE ALA SEQRES 7 C 337 PHE HIS HIS GLY ASP LEU LEU ASN ASP PRO ASP ILE THR SEQRES 8 C 337 PRO CYS VAL ASP ASN VAL HIS SER PHE THR GLY ALA PHE SEQRES 9 C 337 LEU PHE SER LEU GLU THR GLN THR THR ILE GLY TYR GLY SEQRES 10 C 337 TYR ARG CYS VAL THR GLU GLU CYS SER VAL ALA VAL LEU SEQRES 11 C 337 MET VAL ILE LEU GLN SER ILE LEU SER CYS ILE ILE ASN SEQRES 12 C 337 THR PHE ILE ILE GLY ALA ALA LEU ALA LYS MET ALA THR SEQRES 13 C 337 ALA ARG LYS ARG ALA GLN THR ILE ARG PHE SER TYR PHE SEQRES 14 C 337 ALA LEU ILE GLY MET ARG ASP GLY LYS LEU CYS LEU MET SEQRES 15 C 337 TRP ARG ILE GLY ASP PHE ARG PRO ASN HIS VAL VAL GLU SEQRES 16 C 337 GLY THR VAL ARG ALA GLN LEU LEU ARG TYR THR GLU ASP SEQRES 17 C 337 SER GLU GLY ARG MET THR MET ALA PHE LYS ASP LEU LYS SEQRES 18 C 337 LEU VAL ASN ASP GLN ILE ILE LEU VAL THR PRO VAL THR SEQRES 19 C 337 ILE VAL HIS GLU ILE ASP HIS GLU SER PRO LEU TYR ALA SEQRES 20 C 337 LEU ASP ARG LYS ALA VAL ALA LYS ASP ASN PHE GLU ILE SEQRES 21 C 337 LEU VAL THR PHE ILE TYR THR GLY ASP SER THR GLY THR SEQRES 22 C 337 SER HIS GLN SER ARG SER SER TYR VAL PRO ARG GLU ILE SEQRES 23 C 337 LEU TRP GLY HIS ARG PHE ASN ASP VAL LEU GLU VAL LYS SEQRES 24 C 337 ARG LYS TYR TYR LYS VAL ASN CYS LEU GLN PHE GLU GLY SEQRES 25 C 337 SER VAL GLU VAL TYR ALA PRO PHE CYS SER ALA LYS GLN SEQRES 26 C 337 LEU ASP TRP LYS ASP GLN GLN LEU HIS ILE GLU LYS SEQRES 1 D 345 MET ILE ARG ARG ARG ARG VAL LEU THR LYS ASP GLY ARG SEQRES 2 D 345 SER ASN VAL ARG MET GLU HIS ILE ALA ASP LYS ARG PHE SEQRES 3 D 345 LEU TYR LEU LYS ASP LEU TRP THR THR PHE ILE ASP MET SEQRES 4 D 345 GLN TRP ARG TYR LYS LEU LEU LEU PHE SER ALA THR PHE SEQRES 5 D 345 ALA GLY THR TRP PHE LEU PHE GLY VAL VAL TRP TYR LEU SEQRES 6 D 345 VAL ALA VAL ALA HIS GLY ASP LEU LEU GLU LEU ASP PRO SEQRES 7 D 345 PRO ALA ASN HIS THR PRO CYS VAL VAL GLN VAL HIS THR SEQRES 8 D 345 LEU THR GLY ALA PHE LEU PHE SER LEU GLU SER GLN THR SEQRES 9 D 345 THR ILE GLY TYR GLY PHE ARG TYR ILE SER GLU GLU CYS SEQRES 10 D 345 PRO LEU ALA ILE VAL LEU LEU ILE ALA GLN LEU VAL LEU SEQRES 11 D 345 THR THR ILE LEU GLU ILE PHE ILE THR GLY THR PHE LEU SEQRES 12 D 345 ALA LYS ILE ALA ARG PRO LYS LYS ARG ALA GLU THR ILE SEQRES 13 D 345 ARG PHE SER GLN HIS ALA VAL VAL ALA SER HIS ASN GLY SEQRES 14 D 345 LYS PRO CYS LEU MET ILE ARG VAL ALA ASN MET ARG LYS SEQRES 15 D 345 SER LEU LEU ILE GLY CYS GLN VAL THR GLY LYS LEU LEU SEQRES 16 D 345 GLN THR HIS GLN THR LYS GLU GLY GLU ASN ILE ARG LEU SEQRES 17 D 345 ASN GLN VAL ASN VAL THR PHE GLN VAL ASP THR ALA SER SEQRES 18 D 345 ASP SER PRO PHE LEU ILE LEU PRO LEU THR PHE TYR HIS SEQRES 19 D 345 VAL VAL ASP GLU THR SER PRO LEU LYS ASP LEU PRO LEU SEQRES 20 D 345 ARG SER GLY GLU GLY ASP PHE GLU LEU VAL LEU ILE LEU SEQRES 21 D 345 SER GLY THR VAL GLU SER THR SER ALA THR CYS GLN VAL SEQRES 22 D 345 ARG THR SER TYR LEU PRO GLU GLU ILE LEU TRP GLY TYR SEQRES 23 D 345 GLU PHE THR PRO ALA ILE SER LEU SER ALA SER GLY LYS SEQRES 24 D 345 TYR ILE ALA ASP PHE SER LEU PHE ASP GLN VAL VAL LYS SEQRES 25 D 345 VAL ALA SER PRO SER GLY LEU ARG ASP SER THR VAL ARG SEQRES 26 D 345 TYR GLY ASP PRO GLU LYS LEU LYS LEU GLU GLU SER LEU SEQRES 27 D 345 ARG GLU GLN ALA GLU LYS GLU HET K A 401 1 HET K A 402 1 HET K B 401 1 HET K B 402 1 HET SPM B 403 14 HET SPM D 401 14 HETNAM K POTASSIUM ION HETNAM SPM SPERMINE FORMUL 5 K 4(K 1+) FORMUL 9 SPM 2(C10 H26 N4) HELIX 1 AA1 GLY A 52 VAL A 58 1 7 HELIX 2 AA2 ASP A 60 THR A 68 1 9 HELIX 3 AA3 THR A 68 GLY A 100 1 33 HELIX 4 AA4 ASP A 101 ASN A 104 5 4 HELIX 5 AA5 SER A 117 THR A 130 1 14 HELIX 6 AA6 CYS A 143 THR A 174 1 32 HELIX 7 AA7 LYS A 177 THR A 181 1 5 HELIX 8 AA8 ASP A 267 LYS A 273 1 7 HELIX 9 AA9 LEU A 326 PHE A 328 5 3 HELIX 10 AB1 SER A 340 LEU A 351 1 12 HELIX 11 AB2 LYS B 47 ASP B 61 1 15 HELIX 12 AB3 GLN B 63 GLY B 94 1 32 HELIX 13 AB4 LEU B 99 ASN B 104 1 6 HELIX 14 AB5 THR B 116 THR B 127 1 12 HELIX 15 AB6 CYS B 140 ARG B 171 1 32 HELIX 16 AB7 LEU B 301 GLU B 303 5 3 HELIX 17 AB8 GLY C 52 VAL C 58 1 7 HELIX 18 AB9 ASP C 60 THR C 68 1 9 HELIX 19 AC1 THR C 68 HIS C 99 1 32 HELIX 20 AC2 GLY C 100 ASN C 104 5 5 HELIX 21 AC3 SER C 117 THR C 130 1 14 HELIX 22 AC4 CYS C 143 THR C 174 1 32 HELIX 23 AC5 LYS C 177 THR C 181 1 5 HELIX 24 AC6 ASP C 267 ASP C 274 1 8 HELIX 25 AC7 LEU C 326 PHE C 328 5 3 HELIX 26 AC8 SER C 340 LEU C 351 1 12 HELIX 27 AC9 LYS D 47 ASP D 61 1 15 HELIX 28 AD1 GLN D 63 GLY D 94 1 32 HELIX 29 AD2 LEU D 99 ASN D 104 1 6 HELIX 30 AD3 THR D 116 THR D 128 1 13 HELIX 31 AD4 CYS D 140 ARG D 171 1 32 HELIX 32 AD5 LEU D 301 GLU D 303 5 3 SHEET 1 AA1 6 VAL A 45 TYR A 46 0 SHEET 2 AA1 6 TYR D 323 ALA D 325 1 O TYR D 323 N TYR A 46 SHEET 3 AA1 6 ILE D 315 LEU D 317 -1 N SER D 316 O ILE D 324 SHEET 4 AA1 6 ARG A 230 ASP A 237 -1 N MET A 231 O ILE D 315 SHEET 5 AA1 6 VAL A 212 GLU A 225 -1 N LEU A 220 O LYS A 236 SHEET 6 AA1 6 GLN A 244 LEU A 247 -1 O LEU A 247 N VAL A 212 SHEET 1 AA2 7 VAL A 45 TYR A 46 0 SHEET 2 AA2 7 TYR D 323 ALA D 325 1 O TYR D 323 N TYR A 46 SHEET 3 AA2 7 ILE D 315 LEU D 317 -1 N SER D 316 O ILE D 324 SHEET 4 AA2 7 ARG A 230 ASP A 237 -1 N MET A 231 O ILE D 315 SHEET 5 AA2 7 VAL A 212 GLU A 225 -1 N LEU A 220 O LYS A 236 SHEET 6 AA2 7 GLU A 277 THR A 285 -1 O LEU A 279 N GLN A 219 SHEET 7 AA2 7 SER A 292 TYR A 299 -1 O HIS A 293 N TYR A 284 SHEET 1 AA3 3 ILE A 182 PHE A 184 0 SHEET 2 AA3 3 LYS A 196 ASP A 205 -1 O GLY A 204 N ARG A 183 SHEET 3 AA3 3 VAL A 251 GLU A 256 -1 O VAL A 251 N ILE A 203 SHEET 1 AA4 4 ILE A 182 PHE A 184 0 SHEET 2 AA4 4 LYS A 196 ASP A 205 -1 O GLY A 204 N ARG A 183 SHEET 3 AA4 4 ALA A 188 ARG A 193 -1 N LEU A 189 O MET A 200 SHEET 4 AA4 4 ILE A 304 TRP A 306 1 O LEU A 305 N ALA A 188 SHEET 1 AA5 3 LEU A 314 VAL A 316 0 SHEET 2 AA5 3 TYR A 321 ASN A 324 -1 O LYS A 322 N GLU A 315 SHEET 3 AA5 3 ARG B 40 GLU B 42 1 O ARG B 40 N TYR A 321 SHEET 1 AA6 3 ILE B 179 PHE B 181 0 SHEET 2 AA6 3 LYS B 193 ASN B 202 -1 O ALA B 201 N ARG B 180 SHEET 3 AA6 3 LEU B 253 VAL B 258 -1 O LEU B 253 N VAL B 200 SHEET 1 AA7 4 ILE B 179 PHE B 181 0 SHEET 2 AA7 4 LYS B 193 ASN B 202 -1 O ALA B 201 N ARG B 180 SHEET 3 AA7 4 ALA B 185 HIS B 190 -1 N VAL B 186 O MET B 197 SHEET 4 AA7 4 ILE B 305 TRP B 307 1 O LEU B 306 N ALA B 185 SHEET 1 AA8 3 ASN B 235 THR B 237 0 SHEET 2 AA8 3 LEU B 208 LEU B 217 -1 N GLY B 215 O VAL B 236 SHEET 3 AA8 3 ASP B 245 LEU B 249 -1 O PRO B 247 N GLY B 210 SHEET 1 AA9 4 ASN B 235 THR B 237 0 SHEET 2 AA9 4 LEU B 208 LEU B 217 -1 N GLY B 215 O VAL B 236 SHEET 3 AA9 4 LEU B 279 VAL B 287 -1 O VAL B 280 N LYS B 216 SHEET 4 AA9 4 THR B 293 TYR B 300 -1 O CYS B 294 N GLY B 285 SHEET 1 AB1 2 GLN B 219 GLN B 222 0 SHEET 2 AB1 2 ASN B 228 ASN B 232 -1 O ILE B 229 N HIS B 221 SHEET 1 AB2 2 TYR B 309 PHE B 311 0 SHEET 2 AB2 2 VAL B 333 LYS B 335 -1 O VAL B 334 N GLU B 310 SHEET 1 AB3 6 VAL C 45 TYR C 46 0 SHEET 2 AB3 6 TYR B 323 ALA B 325 1 N TYR B 323 O TYR C 46 SHEET 3 AB3 6 ILE B 315 LEU B 317 -1 N SER B 316 O ILE B 324 SHEET 4 AB3 6 ARG C 230 ASP C 237 -1 O MET C 231 N ILE B 315 SHEET 5 AB3 6 VAL C 212 GLU C 225 -1 N LEU C 220 O LYS C 236 SHEET 6 AB3 6 GLN C 244 LEU C 247 -1 O LEU C 247 N VAL C 212 SHEET 1 AB4 7 VAL C 45 TYR C 46 0 SHEET 2 AB4 7 TYR B 323 ALA B 325 1 N TYR B 323 O TYR C 46 SHEET 3 AB4 7 ILE B 315 LEU B 317 -1 N SER B 316 O ILE B 324 SHEET 4 AB4 7 ARG C 230 ASP C 237 -1 O MET C 231 N ILE B 315 SHEET 5 AB4 7 VAL C 212 GLU C 225 -1 N LEU C 220 O LYS C 236 SHEET 6 AB4 7 GLU C 277 THR C 285 -1 O LEU C 279 N GLN C 219 SHEET 7 AB4 7 SER C 292 TYR C 299 -1 O HIS C 293 N TYR C 284 SHEET 1 AB5 3 ILE C 182 PHE C 184 0 SHEET 2 AB5 3 LYS C 196 ASP C 205 -1 O GLY C 204 N ARG C 183 SHEET 3 AB5 3 VAL C 251 GLU C 256 -1 O HIS C 255 N LEU C 199 SHEET 1 AB6 4 ILE C 182 PHE C 184 0 SHEET 2 AB6 4 LYS C 196 ASP C 205 -1 O GLY C 204 N ARG C 183 SHEET 3 AB6 4 ALA C 188 ARG C 193 -1 N LEU C 189 O MET C 200 SHEET 4 AB6 4 ILE C 304 TRP C 306 1 O LEU C 305 N ILE C 190 SHEET 1 AB7 2 ARG C 309 PHE C 310 0 SHEET 2 AB7 2 SER C 331 VAL C 332 -1 O VAL C 332 N ARG C 309 SHEET 1 AB8 3 LEU C 314 VAL C 316 0 SHEET 2 AB8 3 TYR C 321 ASN C 324 -1 O LYS C 322 N GLU C 315 SHEET 3 AB8 3 ARG D 40 GLU D 42 1 O ARG D 40 N TYR C 321 SHEET 1 AB9 3 ILE D 179 PHE D 181 0 SHEET 2 AB9 3 LYS D 193 ASN D 202 -1 O ALA D 201 N ARG D 180 SHEET 3 AB9 3 LEU D 253 PHE D 255 -1 O LEU D 253 N VAL D 200 SHEET 1 AC1 4 ILE D 179 PHE D 181 0 SHEET 2 AC1 4 LYS D 193 ASN D 202 -1 O ALA D 201 N ARG D 180 SHEET 3 AC1 4 ALA D 185 HIS D 190 -1 N VAL D 186 O MET D 197 SHEET 4 AC1 4 ILE D 305 TRP D 307 1 O LEU D 306 N ALA D 185 SHEET 1 AC2 3 ASN D 235 THR D 237 0 SHEET 2 AC2 3 LEU D 208 LEU D 217 -1 N GLY D 215 O VAL D 236 SHEET 3 AC2 3 ASP D 245 LEU D 249 -1 O PRO D 247 N GLY D 210 SHEET 1 AC3 4 ASN D 235 THR D 237 0 SHEET 2 AC3 4 LEU D 208 LEU D 217 -1 N GLY D 215 O VAL D 236 SHEET 3 AC3 4 LEU D 279 VAL D 287 -1 O VAL D 280 N LYS D 216 SHEET 4 AC3 4 THR D 293 TYR D 300 -1 O CYS D 294 N GLY D 285 SHEET 1 AC4 2 GLN D 219 GLN D 222 0 SHEET 2 AC4 2 ASN D 228 ASN D 232 -1 O ILE D 229 N HIS D 221 SHEET 1 AC5 2 TYR D 309 PHE D 311 0 SHEET 2 AC5 2 VAL D 333 LYS D 335 -1 O VAL D 334 N GLU D 310 SSBOND 1 CYS A 111 CYS A 143 1555 1555 2.03 SSBOND 2 CYS B 108 CYS B 140 1555 1555 2.03 SSBOND 3 CYS C 111 CYS C 143 1555 1555 2.03 SSBOND 4 CYS D 108 CYS D 140 1555 1555 2.03 LINK O THR A 131 K K A 401 1555 1555 2.80 LINK O THR A 131 K K A 402 1555 1555 2.67 LINK OG1 THR A 131 K K A 402 1555 1555 2.94 LINK O ILE A 132 K K A 401 1555 1555 2.84 LINK O GLY A 133 K K B 402 1555 1555 2.71 LINK K K A 401 O THR B 128 1555 1555 2.81 LINK K K A 401 O ILE B 129 1555 1555 2.74 LINK K K A 401 O THR C 131 1555 1555 2.81 LINK K K A 401 O ILE C 132 1555 1555 2.83 LINK K K A 401 O THR D 128 1555 1555 2.79 LINK K K A 401 O ILE D 129 1555 1555 2.78 LINK K K A 402 O THR B 128 1555 1555 2.71 LINK K K A 402 OG1 THR B 128 1555 1555 3.15 LINK K K A 402 O THR C 131 1555 1555 2.67 LINK K K A 402 OG1 THR C 131 1555 1555 2.94 LINK K K A 402 O THR D 128 1555 1555 2.69 LINK K K A 402 OG1 THR D 128 1555 1555 3.15 LINK O GLY B 130 K K B 402 1555 1555 2.59 LINK O TYR B 131 K K B 401 1555 1555 3.39 LINK O TYR B 131 K K B 402 1555 1555 3.06 LINK K K B 401 O TYR D 131 1555 1555 3.38 LINK K K B 402 O GLY C 133 1555 1555 2.68 LINK K K B 402 O GLY D 130 1555 1555 2.59 LINK K K B 402 O TYR D 131 1555 1555 2.94 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 CONECT 672 923 CONECT 8251016510166 CONECT 82710166 CONECT 83210165 CONECT 84010168 CONECT 923 672 CONECT 3286 3539 CONECT 34361016510166 CONECT 343810166 CONECT 344310165 CONECT 345110168 CONECT 34551016710168 CONECT 3539 3286 CONECT 5754 6005 CONECT 59071016510166 CONECT 590910166 CONECT 591410165 CONECT 592210168 CONECT 6005 5754 CONECT 8368 8621 CONECT 85181016510166 CONECT 852010166 CONECT 852510165 CONECT 853310168 CONECT 85371016710168 CONECT 8621 8368 CONECT10165 825 832 3436 3443 CONECT10165 5907 5914 8518 8525 CONECT10166 825 827 3436 3438 CONECT10166 5907 5909 8518 8520 CONECT10167 3455 8537 CONECT10168 840 3451 3455 5922 CONECT10168 8533 8537 CONECT1016910170 CONECT101701016910171 CONECT101711017010172 CONECT101721017110173 CONECT101731017210174 CONECT101741017310175 CONECT101751017410176 CONECT101761017510177 CONECT101771017610178 CONECT101781017710179 CONECT101791017810180 CONECT101801017910181 CONECT101811018010182 CONECT1018210181 CONECT1018310184 CONECT101841018310185 CONECT101851018410186 CONECT101861018510187 CONECT101871018610188 CONECT101881018710189 CONECT101891018810190 CONECT101901018910191 CONECT101911019010192 CONECT101921019110193 CONECT101931019210194 CONECT101941019310195 CONECT101951019410196 CONECT1019610195 MASTER 310 0 6 32 84 0 0 610192 4 61 106 END