HEADER METAL BINDING PROTEIN 17-AUG-17 5Y7L TITLE SOLUTION STRUCTURE OF HBETA4 EXTRACELLULAR LOOP OF BK POTASSIUM TITLE 2 CHANNEL COMPND MOL_ID: 1; COMPND 2 MOLECULE: CALCIUM-ACTIVATED POTASSIUM CHANNEL SUBUNIT BETA-4; COMPND 3 CHAIN: A; COMPND 4 FRAGMENT: UNP RESIDUES 45-166; COMPND 5 SYNONYM: BK CHANNEL SUBUNIT BETA-4,HBETA4,CALCIUM-ACTIVATED POTASSIUM COMPND 6 CHANNEL,SUBFAMILY M SUBUNIT BETA-4,CHARYBDOTOXIN RECEPTOR SUBUNIT COMPND 7 BETA-4,K(VCA)BETA-4,MAXI K CHANNEL SUBUNIT BETA-4,SLO-BETA-4; 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: KCNMB4; SOURCE 6 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 7 EXPRESSION_SYSTEM_TAXID: 562 KEYWDS BETA4, BK, METAL BINDING PROTEIN EXPDTA SOLUTION NMR NUMMDL 20 AUTHOR Y.WANG,W.LAN,J.DING,C.CAO REVDAT 3 13-NOV-24 5Y7L 1 REMARK REVDAT 2 14-JUN-23 5Y7L 1 REMARK REVDAT 1 01-AUG-18 5Y7L 0 JRNL AUTH Y.WANG,W.LAN,Z.YAN,J.GAO,X.LIU,S.WANG,X.GUO,C.WANG,H.ZHOU, JRNL AUTH 2 J.DING,C.CAO JRNL TITL SOLUTION STRUCTURE OF EXTRACELLULAR LOOP OF HUMAN BETA 4 JRNL TITL 2 SUBUNIT OF BK CHANNEL AND ITS BIOLOGICAL IMPLICATION ON CHTX JRNL TITL 3 SENSITIVITY. JRNL REF SCI REP V. 8 4571 2018 JRNL REFN ESSN 2045-2322 JRNL PMID 29545539 JRNL DOI 10.1038/S41598-018-23016-Y REMARK 2 REMARK 2 RESOLUTION. NOT APPLICABLE. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : X-PLOR REMARK 3 AUTHORS : BRUNGER REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 5Y7L COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBJ ON 23-AUG-17. REMARK 100 THE DEPOSITION ID IS D_1300004487. REMARK 210 REMARK 210 EXPERIMENTAL DETAILS REMARK 210 EXPERIMENT TYPE : NMR REMARK 210 TEMPERATURE (KELVIN) : 293 REMARK 210 PH : 6.8 REMARK 210 IONIC STRENGTH : 75 REMARK 210 PRESSURE : 1 ATM REMARK 210 SAMPLE CONTENTS : 0.5 MM [U-13C; U-15N] HBETA4, 25 REMARK 210 MM SODIUM PHOSPHATE, 50 MM REMARK 210 SODIUM CHLORIDE, 90% H2O/10% D2O; REMARK 210 0.5 MM [U-13C; U-15N] HBETA4, REMARK 210 25 MM SODIUM PHOSPHATE, 50 MM REMARK 210 SODIUM CHLORIDE, 100% D2O REMARK 210 REMARK 210 NMR EXPERIMENTS CONDUCTED : 3D HNCA; 3D HNCACB; 3D REMARK 210 CBCA(CO)NH; 3D HNCO; 3D 1H-15N REMARK 210 TOCSY; 3D 1H-15N NOESY; 2D 1H- REMARK 210 13C HSQC ALIPHATIC; 2D 1H-13C REMARK 210 HSQC AROMATIC; 3D 1H-13C NOESY REMARK 210 ALIPHATIC; 3D 1H-13C NOESY REMARK 210 AROMATIC; 3D HCCH-TOCSY REMARK 210 SPECTROMETER FIELD STRENGTH : 600 MHZ REMARK 210 SPECTROMETER MODEL : INOVA REMARK 210 SPECTROMETER MANUFACTURER : VARIAN REMARK 210 REMARK 210 STRUCTURE DETERMINATION. REMARK 210 SOFTWARE USED : NMRDRAW, NMRPIPE REMARK 210 METHOD USED : SIMULATED ANNEALING REMARK 210 REMARK 210 CONFORMERS, NUMBER CALCULATED : 100 REMARK 210 CONFORMERS, NUMBER SUBMITTED : 20 REMARK 210 CONFORMERS, SELECTION CRITERIA : STRUCTURES WITH THE LOWEST REMARK 210 ENERGY REMARK 210 REMARK 210 BEST REPRESENTATIVE CONFORMER IN THIS ENSEMBLE : 1 REMARK 210 REMARK 210 REMARK: NULL REMARK 215 REMARK 215 NMR STUDY REMARK 215 THE COORDINATES IN THIS ENTRY WERE GENERATED FROM SOLUTION REMARK 215 NMR DATA. PROTEIN DATA BANK CONVENTIONS REQUIRE THAT REMARK 215 CRYST1 AND SCALE RECORDS BE INCLUDED, BUT THE VALUES ON REMARK 215 THESE RECORDS ARE MEANINGLESS. 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: MONOMERIC REMARK 350 APPLY THE FOLLOWING TO CHAINS: 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 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: CLOSE CONTACTS 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 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 1 THR A 50 -77.61 -172.06 REMARK 500 1 LEU A 57 157.12 -44.66 REMARK 500 1 GLN A 61 -79.07 -78.34 REMARK 500 1 PRO A 83 -158.50 -57.12 REMARK 500 1 GLN A 86 -160.91 -55.70 REMARK 500 1 TYR A 88 -130.27 -177.61 REMARK 500 1 SER A 92 38.99 -90.72 REMARK 500 1 SER A 94 -54.58 -170.13 REMARK 500 1 ASN A 95 43.92 -175.86 REMARK 500 1 PRO A 117 100.57 -38.89 REMARK 500 1 LEU A 127 -103.64 -102.87 REMARK 500 1 GLU A 140 -74.53 -102.97 REMARK 500 1 SER A 143 62.63 161.15 REMARK 500 1 ARG A 155 -53.04 -167.72 REMARK 500 1 PRO A 156 -97.38 -103.00 REMARK 500 1 ASP A 157 78.54 -162.77 REMARK 500 2 ASP A 46 -110.85 -103.22 REMARK 500 2 THR A 50 -72.89 -173.75 REMARK 500 2 LEU A 57 155.62 -47.53 REMARK 500 2 ILE A 62 174.68 -45.22 REMARK 500 2 ALA A 74 38.56 101.91 REMARK 500 2 PRO A 83 -149.81 -48.10 REMARK 500 2 GLN A 86 -158.95 -55.48 REMARK 500 2 TYR A 88 -128.88 -177.13 REMARK 500 2 SER A 94 31.11 -150.22 REMARK 500 2 SER A 114 -50.02 156.98 REMARK 500 2 PRO A 117 95.26 -32.42 REMARK 500 2 SER A 143 73.14 174.08 REMARK 500 2 ARG A 155 -52.28 -168.52 REMARK 500 2 PRO A 156 -94.19 -97.80 REMARK 500 2 ASP A 157 82.15 -175.96 REMARK 500 3 THR A 50 -71.84 -172.27 REMARK 500 3 ILE A 62 170.90 -43.45 REMARK 500 3 PRO A 83 -149.93 -50.34 REMARK 500 3 GLN A 86 -158.21 -56.03 REMARK 500 3 TYR A 88 -143.05 -178.11 REMARK 500 3 SER A 94 39.53 -166.91 REMARK 500 3 PRO A 117 100.22 -38.77 REMARK 500 3 GLN A 124 100.57 59.24 REMARK 500 3 SER A 143 68.11 33.72 REMARK 500 3 ARG A 155 -51.50 -168.38 REMARK 500 3 PRO A 156 -96.02 -100.89 REMARK 500 3 ASP A 157 73.06 -165.75 REMARK 500 4 THR A 50 -68.87 -172.67 REMARK 500 4 LEU A 57 151.13 -35.43 REMARK 500 4 ILE A 62 170.02 52.42 REMARK 500 4 PRO A 83 -149.49 -50.48 REMARK 500 4 GLN A 86 -159.85 -56.79 REMARK 500 4 TYR A 88 -130.90 -178.57 REMARK 500 4 SER A 92 31.04 -89.14 REMARK 500 REMARK 500 THIS ENTRY HAS 314 RAMACHANDRAN OUTLIERS. REMARK 500 REMARK 500 REMARK: NULL REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 36113 RELATED DB: BMRB REMARK 900 SOLUTION STRUCTURE OF HBETA4 EXTRACELLULAR LOOP OF BK POTASSIUM REMARK 900 CHANNEL DBREF 5Y7L A 45 166 UNP Q86W47 KCMB4_HUMAN 45 166 SEQRES 1 A 122 GLN ASP LEU GLN ALA THR GLU ALA ASN CYS THR VAL LEU SEQRES 2 A 122 SER VAL GLN GLN ILE GLY GLU VAL PHE GLU CYS THR PHE SEQRES 3 A 122 THR CYS GLY ALA ASP CYS ARG GLY THR SER GLN TYR PRO SEQRES 4 A 122 CYS VAL GLN VAL TYR VAL ASN ASN SER GLU SER ASN SER SEQRES 5 A 122 ARG ALA LEU LEU HIS SER ASP GLU HIS GLN LEU LEU THR SEQRES 6 A 122 ASN PRO LYS CYS SER TYR ILE PRO PRO CYS LYS ARG GLU SEQRES 7 A 122 ASN GLN LYS ASN LEU GLU SER VAL MET ASN TRP GLN GLN SEQRES 8 A 122 TYR TRP LYS ASP GLU ILE GLY SER GLN PRO PHE THR CYS SEQRES 9 A 122 TYR PHE ASN GLN HIS GLN ARG PRO ASP ASP VAL LEU LEU SEQRES 10 A 122 HIS ARG THR HIS ASP HELIX 1 AA1 ASP A 103 ASN A 110 1 8 HELIX 2 AA2 LEU A 127 ILE A 141 1 15 SHEET 1 AA1 3 ASN A 53 VAL A 56 0 SHEET 2 AA1 3 VAL A 89 SER A 92 -1 O ASN A 90 N THR A 55 SHEET 3 AA1 3 SER A 96 ALA A 98 -1 O SER A 96 N ASN A 91 SHEET 1 AA2 2 PHE A 66 CYS A 72 0 SHEET 2 AA2 2 CYS A 76 TYR A 82 -1 O SER A 80 N CYS A 68 SHEET 1 AA3 2 PHE A 146 ASN A 151 0 SHEET 2 AA3 2 ASP A 158 ARG A 163 -1 O LEU A 160 N TYR A 149 SSBOND 1 CYS A 54 CYS A 148 1555 1555 2.03 SSBOND 2 CYS A 68 CYS A 119 1555 1555 2.02 SSBOND 3 CYS A 72 CYS A 76 1555 1555 2.02 SSBOND 4 CYS A 84 CYS A 113 1555 1555 2.02 CRYST1 1.000 1.000 1.000 90.00 90.00 90.00 P 1 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 MODEL 1