PRIMARY STRUCTURE AND CHARACTERIZATION OF A SMALL-CONDUCTANCE INWARDLY RECTIFYING POTASSIUM CHANNEL FROM HUMAN HIPPOCAMPUS

被引:124
作者
PERIER, F [1 ]
RADEKE, CM [1 ]
VANDENBERG, CA [1 ]
机构
[1] UNIV CALIF SANTA BARBARA, NEUROSCI RES INST, SANTA BARBARA, CA 93106 USA
关键词
D O I
10.1073/pnas.91.13.6240
中图分类号
O [数理科学和化学]; P [天文学、地球科学]; Q [生物科学]; N [自然科学总论];
学科分类号
07 ; 0710 ; 09 ;
摘要
We have isolated a human hippocampus cDNA that encodes an inwardly rectifying potassium channel, termed HIR (hippocampal inward rectifier), with strong rectification characteristics. Single-channel recordings indicate that the HIR channel has an unusually small conductance (13 pS), distinguishing HIR from other cloned inward rectifiers. RNA blot analyses show that HIR transcripts are present in heart, skeletal muscle, and several different brain regions, including the hippocampus.
引用
收藏
页码:6240 / 6244
页数:5
相关论文
共 32 条
  • [1] SEQUENCE IDENTIFICATION OF 2,375 HUMAN BRAIN GENES
    ADAMS, MD
    DUBNICK, M
    KERLAVAGE, AR
    MORENO, R
    KELLEY, JM
    UTTERBACK, TR
    NAGLE, JW
    FIELDS, C
    VENTER, JC
    [J]. NATURE, 1992, 355 (6361) : 632 - 634
  • [2] BROWN DA, 1990, PROG BRAIN RES, V83, P141
  • [3] ATRIAL G-PROTEIN-ACTIVATED K+-CHANNEL - EXPRESSION CLONING AND MOLECULAR-PROPERTIES
    DASCAL, N
    SCHREIBMAYER, W
    LIM, NF
    WANG, WZ
    CHAVKIN, C
    DIMAGNO, L
    LABARCA, C
    KIEFFER, BL
    GAVERIAUXRUFF, C
    TROLLINGER, D
    LESTER, HA
    DAVIDSON, N
    [J]. PROCEEDINGS OF THE NATIONAL ACADEMY OF SCIENCES OF THE UNITED STATES OF AMERICA, 1993, 90 (21) : 10235 - 10239
  • [4] BARIUM-INDUCED BLOCKADE OF THE INWARD RECTIFIER IN CALF PURKINJE-FIBERS
    DIFRANCESCO, D
    FERRONI, A
    VISENTIN, S
    [J]. PFLUGERS ARCHIV-EUROPEAN JOURNAL OF PHYSIOLOGY, 1984, 402 (04): : 446 - 453
  • [5] POTASSIUM CURRENT AND EFFECT OF CESIUM ON THIS CURRENT DURING ANOMALOUS RECTIFICATION OF EGG CELL-MEMBRANE OF A STARFISH
    HAGIWARA, S
    MIYAZAKI, S
    ROSENTHAL, NP
    [J]. JOURNAL OF GENERAL PHYSIOLOGY, 1976, 67 (06) : 621 - 638
  • [6] IMPROVED PATCH-CLAMP TECHNIQUES FOR HIGH-RESOLUTION CURRENT RECORDING FROM CELLS AND CELL-FREE MEMBRANE PATCHES
    HAMILL, OP
    MARTY, A
    NEHER, E
    SAKMANN, B
    SIGWORTH, FJ
    [J]. PFLUGERS ARCHIV-EUROPEAN JOURNAL OF PHYSIOLOGY, 1981, 391 (02): : 85 - 100
  • [7] POTASSIUM CHANNELS AS MULTI-ION SINGLE-FILE PORES
    HILLE, B
    SCHWARZ, W
    [J]. JOURNAL OF GENERAL PHYSIOLOGY, 1978, 72 (04) : 409 - 442
  • [8] CLONING AND EXPRESSION OF AN INWARDLY RECTIFYING ATP-REGULATED POTASSIUM CHANNEL
    HO, K
    NICHOLS, CG
    LEDERER, WJ
    LYTTON, J
    VASSILEV, PM
    KANAZIRSKA, MV
    HEBERT, SC
    [J]. NATURE, 1993, 362 (6415) : 31 - 38
  • [9] RECTIFICATION OF MUSCARINIC K+ CURRENT BY MAGNESIUM-ION IN GUINEA-PIG ATRIAL CELLS
    HORIE, M
    IRISAWA, H
    [J]. AMERICAN JOURNAL OF PHYSIOLOGY, 1987, 253 (01): : H210 - H214
  • [10] ANGIOTENSIN-II, VASOPRESSIN AND GTP[GAMMA-S] INHIBIT INWARD-RECTIFYING-K+ CHANNELS IN PORCINE CEREBRAL CAPILLARY ENDOTHELIAL-CELLS
    HOYER, J
    POPP, R
    MEYER, J
    GALLA, HJ
    GOGELEIN, H
    [J]. JOURNAL OF MEMBRANE BIOLOGY, 1991, 123 (01) : 55 - 62