HEADER MEMBRANE PROTEIN 18-DEC-01 1KN7 TITLE SOLUTION STRUCTURE OF THE TANDEM INACTIVATION DOMAIN (RESIDUES 1-75) TITLE 2 OF POTASSIUM CHANNEL RCK4 (KV1.4) COMPND MOL_ID: 1; COMPND 2 MOLECULE: VOLTAGE-GATED POTASSIUM CHANNEL PROTEIN KV1.4; COMPND 3 CHAIN: A; COMPND 4 FRAGMENT: N-TERMINAL TANDEM INACTIVATION DOMAIN (RESIDUES 1-75); COMPND 5 SYNONYM: RCK4; COMPND 6 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: RATTUS NORVEGICUS; SOURCE 3 ORGANISM_COMMON: NORWAY RAT; SOURCE 4 ORGANISM_TAXID: 10116; SOURCE 5 GENE: KCNA4; SOURCE 6 EXPRESSION_SYSTEM: ESCHERICHIA COLI BL21(DE3); SOURCE 7 EXPRESSION_SYSTEM_TAXID: 469008; SOURCE 8 EXPRESSION_SYSTEM_STRAIN: BL21(DE3); SOURCE 9 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID; SOURCE 10 EXPRESSION_SYSTEM_PLASMID: PET41A KEYWDS VOLTAGE-GATED POTASSIUM CHANNEL, INACTIVATION DOMAIN, KV1.4, RCK4, KEYWDS 2 MEMBRANE PROTEIN EXPDTA SOLUTION NMR NUMMDL 25 AUTHOR R.WISSMANN,W.BILDL,D.OLIVER,M.BEYERMANN,H.R.KALBITZER,D.BENTROP, AUTHOR 2 B.FAKLER REVDAT 3 23-FEB-22 1KN7 1 REMARK REVDAT 2 24-FEB-09 1KN7 1 VERSN REVDAT 1 06-MAY-03 1KN7 0 JRNL AUTH R.WISSMANN,W.BILDL,D.OLIVER,M.BEYERMANN,H.R.KALBITZER, JRNL AUTH 2 D.BENTROP,B.FAKLER JRNL TITL SOLUTION STRUCTURE AND FUNCTION OF THE "TANDEM INACTIVATION JRNL TITL 2 DOMAIN" OF THE NEURONAL A-TYPE POTASSIUM CHANNEL KV1.4 JRNL REF J.BIOL.CHEM. V. 278 16142 2003 JRNL REFN ISSN 0021-9258 JRNL PMID 12590144 JRNL DOI 10.1074/JBC.M210191200 REMARK 2 REMARK 2 RESOLUTION. NOT APPLICABLE. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : XWINNMR 2.6, DYANA 1.5 REMARK 3 AUTHORS : BRUKER (XWINNMR), MUMENTHALER, GUENTERT (DYANA) REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: SEE THE PRIMARY CITATION FOR STRUCTURAL REMARK 3 STATISTICS REMARK 4 REMARK 4 1KN7 COMPLIES WITH FORMAT V. 3.15, 01-DEC-08 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 08-JAN-02. REMARK 100 THE DEPOSITION ID IS D_1000015134. REMARK 210 REMARK 210 EXPERIMENTAL DETAILS REMARK 210 EXPERIMENT TYPE : NMR REMARK 210 TEMPERATURE (KELVIN) : 283 REMARK 210 PH : 4.4 REMARK 210 IONIC STRENGTH : 50 MM REMARK 210 PRESSURE : AMBIENT REMARK 210 SAMPLE CONTENTS : 0.8MM RCK4(1-75) U-15N; 50 MM REMARK 210 SODIUM PHOSPHATE, 10 MM DTT; 1MM REMARK 210 RCK4(1-75); 50 MM SODIUM REMARK 210 PHOSPHATE, 10 MM DTT REMARK 210 REMARK 210 NMR EXPERIMENTS CONDUCTED : 3D_15N-SEPARATED_NOESY; HNHA; 2D REMARK 210 NOESY REMARK 210 SPECTROMETER FIELD STRENGTH : 600 MHZ REMARK 210 SPECTROMETER MODEL : AVANCE REMARK 210 SPECTROMETER MANUFACTURER : BRUKER REMARK 210 REMARK 210 STRUCTURE DETERMINATION. REMARK 210 SOFTWARE USED : AURELIA 2.7.5, XEASY 1.3.13, REMARK 210 DYANA 1.5 REMARK 210 METHOD USED : SIMULATED ANNEALING, TORSION REMARK 210 ANGLE DYNAMICS REMARK 210 REMARK 210 CONFORMERS, NUMBER CALCULATED : 300 REMARK 210 CONFORMERS, NUMBER SUBMITTED : 25 REMARK 210 CONFORMERS, SELECTION CRITERIA : STRUCTURES WITH THE LEAST REMARK 210 RESTRAINT VIOLATIONS,TARGET REMARK 210 FUNCTION REMARK 210 REMARK 210 BEST REPRESENTATIVE CONFORMER IN THIS ENSEMBLE : 10 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 1-25 REMARK 465 RES C SSSEQI REMARK 465 GLY A -2 REMARK 465 SER A -1 REMARK 465 THR A 0 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 SER A 11 172.85 67.24 REMARK 500 1 CYS A 13 70.83 -176.92 REMARK 500 1 SER A 15 99.84 174.51 REMARK 500 1 MET A 17 97.80 -36.87 REMARK 500 1 ALA A 47 -176.54 -61.49 REMARK 500 1 THR A 48 95.23 61.94 REMARK 500 1 ALA A 49 173.36 -49.45 REMARK 500 1 HIS A 63 134.76 -39.86 REMARK 500 1 HIS A 65 99.33 62.23 REMARK 500 1 THR A 67 170.85 -57.53 REMARK 500 1 ALA A 70 167.39 64.09 REMARK 500 1 TYR A 71 92.64 41.15 REMARK 500 1 HIS A 74 66.75 -175.87 REMARK 500 2 ALA A 8 95.65 -61.69 REMARK 500 2 GLU A 9 159.68 57.13 REMARK 500 2 CYS A 13 67.98 -156.42 REMARK 500 2 SER A 15 87.70 47.47 REMARK 500 2 HIS A 16 84.48 -167.33 REMARK 500 2 ALA A 22 33.44 -90.83 REMARK 500 2 ALA A 41 61.65 63.50 REMARK 500 2 ALA A 47 -178.19 -59.03 REMARK 500 2 THR A 48 84.48 62.23 REMARK 500 2 ALA A 49 176.52 -49.35 REMARK 500 2 THR A 54 91.04 41.97 REMARK 500 2 HIS A 64 172.89 60.57 REMARK 500 2 HIS A 65 146.52 63.13 REMARK 500 3 MET A 5 100.75 59.63 REMARK 500 3 GLU A 9 151.29 -39.15 REMARK 500 3 CYS A 13 69.46 63.97 REMARK 500 3 SER A 15 78.23 61.42 REMARK 500 3 HIS A 16 61.43 -173.47 REMARK 500 3 TYR A 19 102.83 -40.96 REMARK 500 3 TYR A 21 -33.81 -38.22 REMARK 500 3 ALA A 41 39.36 83.10 REMARK 500 3 ALA A 46 -76.08 -89.99 REMARK 500 3 THR A 48 -85.43 -36.54 REMARK 500 3 THR A 54 89.80 39.57 REMARK 500 3 HIS A 63 149.29 -39.82 REMARK 500 3 HIS A 64 64.19 -110.90 REMARK 500 3 HIS A 65 133.80 65.32 REMARK 500 3 THR A 67 -161.16 -173.57 REMARK 500 3 ALA A 70 107.16 -173.74 REMARK 500 3 SER A 72 142.79 63.44 REMARK 500 3 HIS A 74 107.26 66.20 REMARK 500 4 GLU A 2 78.85 -102.21 REMARK 500 4 SER A 7 166.41 179.49 REMARK 500 4 GLU A 9 153.08 58.60 REMARK 500 4 SER A 10 169.40 56.35 REMARK 500 4 CYS A 13 57.25 178.70 REMARK 500 4 SER A 15 86.38 177.64 REMARK 500 REMARK 500 THIS ENTRY HAS 415 RAMACHANDRAN OUTLIERS. REMARK 500 REMARK 500 REMARK: NULL REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 1ZTO RELATED DB: PDB REMARK 900 PDB ENTRY 1ZTO CONTAINS THE SOLUTION STRUCTURE OF ONLY THE N- REMARK 900 TERMINAL PART (RESIDUES 1-37) OF THE SAME PROTEIN. REMARK 999 REMARK 999 SEQUENCE REMARK 999 THE PROTEIN CONSTRUCT USED IN THIS STUDY REMARK 999 CONTAINS THREE ADDITIONAL RESIDUES AT THE N-TERMINUS REMARK 999 FROM A THROMBIN CLEAVAGE SITE (GLY-SER-THR). DBREF 1KN7 A 1 75 UNP P15385 KCNA4_RAT 1 75 SEQADV 1KN7 GLY A -2 UNP P15385 SEE REMARK 999 SEQADV 1KN7 SER A -1 UNP P15385 SEE REMARK 999 SEQADV 1KN7 THR A 0 UNP P15385 SEE REMARK 999 SEQRES 1 A 78 GLY SER THR MET GLU VAL ALA MET VAL SER ALA GLU SER SEQRES 2 A 78 SER GLY CYS ASN SER HIS MET PRO TYR GLY TYR ALA ALA SEQRES 3 A 78 GLN ALA ARG ALA ARG GLU ARG GLU ARG LEU ALA HIS SER SEQRES 4 A 78 ARG ALA ALA ALA ALA ALA ALA VAL ALA ALA ALA THR ALA SEQRES 5 A 78 ALA VAL GLU GLY THR GLY GLY SER GLY GLY GLY PRO HIS SEQRES 6 A 78 HIS HIS HIS GLN THR ARG GLY ALA TYR SER SER HIS ASP HELIX 1 1 GLY A 20 ALA A 23 5 4 HELIX 2 2 GLN A 24 GLU A 31 1 8 HELIX 3 3 ARG A 32 ALA A 34 5 3 HELIX 4 4 ALA A 42 ALA A 47 1 6 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