HEADER TOXIN 23-SEP-21 7SAW TITLE MU-CONOTOXIN KIIIA ISOMER 2 COMPND MOL_ID: 1; COMPND 2 MOLECULE: MU-CONOTOXIN KIIIA; COMPND 3 CHAIN: A; COMPND 4 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 SYNTHETIC: YES; SOURCE 3 ORGANISM_SCIENTIFIC: CONUS KINOSHITAI; SOURCE 4 ORGANISM_COMMON: KINOSHITA'S CONE; SOURCE 5 ORGANISM_TAXID: 376876 KEYWDS DISULFIDE-BOND ISOMER, TOXIN EXPDTA SOLUTION NMR NUMMDL 20 AUTHOR C.I.SCHROEDER,H.N.T.TRAN REVDAT 3 06-NOV-24 7SAW 1 REMARK REVDAT 2 14-JUN-23 7SAW 1 REMARK REVDAT 1 25-MAY-22 7SAW 0 JRNL AUTH H.N.T.TRAN,K.L.MCMAHON,J.R.DEUIS,I.VETTER,C.I.SCHROEDER JRNL TITL STRUCTURAL AND FUNCTIONAL INSIGHTS INTO THE INHIBITION OF JRNL TITL 2 HUMAN VOLTAGE-GATED SODIUM CHANNELS BY MU-CONOTOXIN KIIIA JRNL TITL 3 DISULFIDE ISOMERS. JRNL REF J.BIOL.CHEM. V. 298 01728 2022 JRNL REFN ESSN 1083-351X JRNL PMID 35167877 JRNL DOI 10.1016/J.JBC.2022.101728 REMARK 2 REMARK 2 RESOLUTION. NOT APPLICABLE. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : CNS REMARK 3 AUTHORS : BRUNGER, ADAMS, CLORE, GROS, NILGES AND READ REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 7SAW COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 24-SEP-21. REMARK 100 THE DEPOSITION ID IS D_1000259922. REMARK 210 REMARK 210 EXPERIMENTAL DETAILS REMARK 210 EXPERIMENT TYPE : NMR REMARK 210 TEMPERATURE (KELVIN) : 298 REMARK 210 PH : 3 REMARK 210 IONIC STRENGTH : 0 REMARK 210 PRESSURE : AMBIENT REMARK 210 SAMPLE CONTENTS : 2 MG/ML KIIIA, 90% H2O/10% D2O; REMARK 210 2 MG/ML KIIIA, 100% D2O REMARK 210 REMARK 210 NMR EXPERIMENTS CONDUCTED : 2D 1H-1H TOCSY; 2D 1H-1H NOESY; REMARK 210 2D 1H-15N HSQC; 2D 1H-13C HSQC REMARK 210 SPECTROMETER FIELD STRENGTH : 600 MHZ REMARK 210 SPECTROMETER MODEL : AVANCE III REMARK 210 SPECTROMETER MANUFACTURER : BRUKER REMARK 210 REMARK 210 STRUCTURE DETERMINATION. REMARK 210 SOFTWARE USED : TOPSPIN, CCPNMR ANALYSIS, CYANA REMARK 210 METHOD USED : SIMULATED ANNEALING REMARK 210 REMARK 210 CONFORMERS, NUMBER CALCULATED : 50 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 465 REMARK 465 MISSING RESIDUES REMARK 465 THE FOLLOWING RESIDUES WERE NOT LOCATED IN THE REMARK 465 EXPERIMENT. (RES=RESIDUE NAME; C=CHAIN IDENTIFIER; REMARK 465 SSSEQ=SEQUENCE NUMBER; I=INSERTION CODE.) REMARK 465 MODELS 1-20 REMARK 465 RES C SSSEQI REMARK 465 NH2 A 17 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 2 SER A 13 -169.87 -117.76 REMARK 500 3 SER A 13 -169.84 -117.82 REMARK 500 4 SER A 13 -169.88 -117.73 REMARK 500 5 SER A 13 -169.84 -117.64 REMARK 500 6 SER A 13 -169.90 -117.87 REMARK 500 7 SER A 13 -169.86 -117.62 REMARK 500 8 SER A 13 -169.84 -118.05 REMARK 500 10 SER A 6 107.53 -52.05 REMARK 500 10 SER A 13 -169.80 -117.60 REMARK 500 15 SER A 6 98.40 -63.55 REMARK 500 15 CYS A 15 35.39 -95.28 REMARK 500 19 ARG A 14 176.36 -56.16 REMARK 500 REMARK 500 REMARK: NULL REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 30954 RELATED DB: BMRB REMARK 900 MU-CONOTOXIN KIIIA ISOMER 2 DBREF 7SAW A 1 16 UNP P0C195 CM3A_CONKI 5 20 SEQADV 7SAW NH2 A 17 UNP P0C195 AMIDATION SEQRES 1 A 17 CYS CYS ASN CYS SER SER LYS TRP CYS ARG ASP HIS SER SEQRES 2 A 17 ARG CYS CYS NH2 HELIX 1 AA1 SER A 6 SER A 13 1 8 SSBOND 1 CYS A 1 CYS A 16 1555 1555 2.01 SSBOND 2 CYS A 2 CYS A 9 1555 1555 2.04 SSBOND 3 CYS A 4 CYS A 15 1555 1555 1.99 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