COEXISTENCE OF 2 CALSEQUESTRIN ISOFORMS IN RABBIT SLOW-TWITCH SKELETAL-MUSCLE FIBERS

被引:36
作者
BIRAL, D
VOLPE, P
DAMIANI, E
MARGRETH, A
机构
[1] Centro di Studio per la Biologia e la Fisiopatologia Muscolare, CNR, Istituto di Patologia Generale dell'Università di Padova, 35121 Padova
关键词
SKELETAL MUSCLE; SARCOPLASMIC RETICULUM; CALSEQUESTRIN; CA-2+;
D O I
10.1016/0014-5793(92)80241-8
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
The cardiac and skeletal muscle isoforms of calsequestrin (CS), the low affinity, high capacity Ca2+ binding protein localized in the lumen of sarcoplasmic reticulum, are the products of two different genes (Fliegel, L., Leberer, E., Green, N.M. and MacLennan, D.H. (1982) FEBS Lett. 242, 297-300), and can be both purified from slow-twitch skeletal muscle of the rabbit (Damiani, E., Volpe, P. and Margreth, A. (1990) J. Muscle Res. Cell Motil. 11, 522-530). Here we show that both CS isoforms coexist in slow-twitch muscle fibers as indicated by indirect immunofluorescent staining of cryosections with affinity-purified antibodies specific for each CS isoform.
引用
收藏
页码:175 / 178
页数:4
相关论文
共 21 条
[1]   POLYMORPHISM OF MYOSIN LIGHT-CHAINS - AN ELECTROPHORETIC AND IMMUNOLOGICAL STUDY OF RABBIT SKELETAL-MUSCLE MYOSINS [J].
BIRAL, D ;
DAMIANI, E ;
VOLPE, P ;
SALVIATI, G ;
MARGRETH, A .
BIOCHEMICAL JOURNAL, 1982, 203 (03) :529-540
[2]   SLOW MYOSIN HEAVY-CHAIN ISOZYME IN NEMALINE MYOPATHY [J].
BIRAL, D ;
DAMIANI, E ;
MARGRETH, A ;
SCARPINI, E ;
SCARLATO, G .
NEUROLOGY, 1985, 35 (09) :1360-1363
[3]  
BISSON R, 1986, J BIOL CHEM, V261, P4373
[4]   MOLECULAR AND CELL ISOFORMS DURING DEVELOPMENT [J].
CAPLAN, AI ;
FISZMAN, MY ;
EPPENBERGER, HM .
SCIENCE, 1983, 221 (4614) :921-927
[5]   POLYMORPHISM OF SARCOPLASMIC-RETICULUM ADENOSINE-TRIPHOSPHATASE OF RABBIT SKELETAL-MUSCLE [J].
DAMIANI, E ;
BETTO, R ;
SALVATORI, S ;
VOLPE, P ;
SALVIATI, G ;
MARGRETH, A .
BIOCHEMICAL JOURNAL, 1981, 197 (01) :245-248
[6]  
DAMIANI E, 1990, J MUSCLE RES CELL M, V1, P522
[7]  
DHOOT GT, 1979, NATURE, V228, P714
[8]   THE FAST-TWITCH MUSCLE CALSEQUESTRIN ISOFORM PREDOMINATES IN RABBIT SLOW-TWITCH SOLEUS MUSCLE [J].
FLIEGEL, L ;
LEBERER, E ;
GREEN, NM ;
MACLENNAN, DH .
FEBS LETTERS, 1989, 242 (02) :297-300
[9]   AMINO-ACID-SEQUENCE OF RABBIT FAST-TWITCH SKELETAL-MUSCLE CALSEQUESTRIN DEDUCED FROM CDNA AND PEPTIDE SEQUENCING [J].
FLIEGEL, L ;
OHNISHI, M ;
CARPENTER, MR ;
KHANNA, VK ;
REITHMEIER, RAF ;
MACLENNAN, DH .
PROCEEDINGS OF THE NATIONAL ACADEMY OF SCIENCES OF THE UNITED STATES OF AMERICA, 1987, 84 (05) :1167-1171
[10]   LOCALIZATION OF SARCOPLASMIC-RETICULUM PROTEINS IN RAT SKELETAL-MUSCLE BY IMMUNOFLUORESCENCE [J].
JORGENSEN, AO ;
KALNINS, V ;
MACLENNAN, DH .
JOURNAL OF CELL BIOLOGY, 1979, 80 (02) :372-384