PRIMARY STRUCTURE OF THE HUMAN MUSCLE ACETYLCHOLINE-RECEPTOR - CDNA CLONING OF THE GAMMA-SUBUNIT AND EPSILON-SUBUNIT

被引:81
作者
BEESON, D [1 ]
BRYDSON, M [1 ]
BETTY, M [1 ]
JEREMIAH, S [1 ]
POVEY, S [1 ]
VINCENT, A [1 ]
NEWSOMDAVIS, J [1 ]
机构
[1] UNIV LONDON UNIV COLL,GALTON LAB,MRC,HUMAN BIOCHEM GENET UNIT,LONDON WC1E 6BT,ENGLAND
来源
EUROPEAN JOURNAL OF BIOCHEMISTRY | 1993年 / 215卷 / 02期
关键词
D O I
10.1111/j.1432-1033.1993.tb18027.x
中图分类号
Q5 [生物化学]; Q7 [分子生物学];
学科分类号
071010 ; 081704 ;
摘要
cDNA sequences encompassing the full coding region for the human muscle acetylcholine receptor (AChR) epsilon and gamma subunits have been isolated. The deduced amino-acid sequences indicate that the mature epsilon subunit contains 473 amino acids and is preceded by a 20-amino-acid signal peptide. As predicted from genomic clones, the gamma subunit contains 495 amino acids preceded by a 22-amino-acid signal peptide. In common with the human alpha, beta, gamma and delta subunits the epsilon subunit is highly conserved between mammalian species. The epsilon subunit gene is not closely linked to the gamma and delta subunits on chromosome 2 but rather is located with the beta subunit on chromosome 17. Expression of the alpha-, beta-, gamma-, delta- and epsilon-subunit cRNAs in rabbit-reticulocyte lysates followed by analysis on SDS/PAGE show glycosylated proteins with apparent molecular masses of 44-60 kDa.
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页码:229 / 238
页数:10
相关论文
共 59 条
[11]  
COHENHAGUENAUER O, 1987, CYTOGENET CELL GENET, V46, P595
[12]  
DEVEREUX J, 1984, NUCLEIC ACIDS RES, V12, P378
[13]   HUMAN MYOSIN HEAVY-CHAIN GENES ASSIGNED TO CHROMOSOME-17 USING A HUMAN CDNA CLONE AS PROBE [J].
EDWARDS, YH ;
PARKAR, M ;
POVEY, S ;
WEST, LF ;
PARRINGTON, JM ;
SOLOMON, E .
ANNALS OF HUMAN GENETICS, 1985, 49 (MAY) :101-109
[14]  
ENGEL A, 1992, NEUROMUSCULAR TRANSM, P200
[15]   MYASTHENIC SYNDROMES ATTRIBUTED TO MUTATIONS AFFECTING THE EPSILON-SUBUNIT OF THE ACETYLCHOLINE-RECEPTOR [J].
ENGEL, AG ;
HUTCHINSON, DO ;
NAKANO, S ;
MURPHY, L ;
GRIGGS, RC ;
GU, Y ;
HALL, ZW ;
LINDSTROM, J .
ANNALS OF THE NEW YORK ACADEMY OF SCIENCES, 1993, 681 :496-508
[16]  
ENGEL AG, 1990, PROG BRAIN RES, V84, P125
[17]   CONTROL OF ACETYLCHOLINE RECEPTORS IN SKELETAL-MUSCLE [J].
FAMBROUGH, DM .
PHYSIOLOGICAL REVIEWS, 1979, 59 (01) :165-227
[18]   A TECHNIQUE FOR RADIOLABELING DNA RESTRICTION ENDONUCLEASE FRAGMENTS TO HIGH SPECIFIC ACTIVITY [J].
FEINBERG, AP ;
VOGELSTEIN, B .
ANALYTICAL BIOCHEMISTRY, 1983, 132 (01) :6-13
[19]   RAPID PRODUCTION OF FULL-LENGTH CDNAS FROM RARE TRANSCRIPTS - AMPLIFICATION USING A SINGLE GENE-SPECIFIC OLIGONUCLEOTIDE PRIMER [J].
FROHMAN, MA ;
DUSH, MK ;
MARTIN, GR .
PROCEEDINGS OF THE NATIONAL ACADEMY OF SCIENCES OF THE UNITED STATES OF AMERICA, 1988, 85 (23) :8998-9002
[20]   THE STRUCTURE OF 8 DISTINCT CLONED HUMAN-LEUKOCYTE INTERFERON CDNAS [J].
GOEDDEL, DV ;
LEUNG, DW ;
DULL, TJ ;
GROSS, M ;
LAWN, RM ;
MCCANDLISS, R ;
SEEBURG, PH ;
ULLRICH, A ;
YELVERTON, E ;
GRAY, PW .
NATURE, 1981, 290 (5801) :20-26