Amino acid sequence of myosin essential light chain from the scallop Aquipecten irradians

Biochemistry ◽  
1986 ◽  
Vol 25 (23) ◽  
pp. 7651-7656 ◽  
Author(s):  
John H. Collins ◽  
John Kendrick-Jones ◽  
Ross Jakes ◽  
John Leszyk ◽  
Winifred Barouch ◽  
...  
1987 ◽  
Vol 102 (5) ◽  
pp. 1141-1149 ◽  
Author(s):  
Tetsuo MAITA ◽  
Kunihiko KONNO ◽  
Shinsaku MARUTA ◽  
Hajime NORISUE ◽  
Genji MATSUDA

1988 ◽  
Vol 8 (2) ◽  
pp. 794-801 ◽  
Author(s):  
R L Chisholm ◽  
A M Rushforth ◽  
R S Pollenz ◽  
E R Kuczmarski ◽  
S R Tafuri

We used an antibody specific for Dictyostelium discoideum myosin to screen a lambda gt11 cDNA expression library to obtain cDNA clones which encode the Dictyostelium essential myosin light chain (EMLC). The amino acid sequence predicted from the sequence of the cDNA clone showed 31.5% identity with the amino acid sequence of the chicken EMLC. Comparisons of the Dictyostelium EMLC, a nonmuscle cell type, with EMLC sequences from similar MLCs of skeletal- and smooth-muscle origin, showed distinct regions of homology. Much of the observed homology was localized to regions corresponding to consensus Ca2+-binding of E-F hand domains. Southern blot analysis suggested that the Dictyostelium genome contains a single gene encoding the EMLC. Examination of the pattern of EMLC mRNA expression showed that a significant increase in EMLC message levels occurred during the first few hours of development, coinciding with increased actin expression and immediately preceding the period of maximal chemotactic activity.


1988 ◽  
Vol 8 (2) ◽  
pp. 794-801
Author(s):  
R L Chisholm ◽  
A M Rushforth ◽  
R S Pollenz ◽  
E R Kuczmarski ◽  
S R Tafuri

We used an antibody specific for Dictyostelium discoideum myosin to screen a lambda gt11 cDNA expression library to obtain cDNA clones which encode the Dictyostelium essential myosin light chain (EMLC). The amino acid sequence predicted from the sequence of the cDNA clone showed 31.5% identity with the amino acid sequence of the chicken EMLC. Comparisons of the Dictyostelium EMLC, a nonmuscle cell type, with EMLC sequences from similar MLCs of skeletal- and smooth-muscle origin, showed distinct regions of homology. Much of the observed homology was localized to regions corresponding to consensus Ca2+-binding of E-F hand domains. Southern blot analysis suggested that the Dictyostelium genome contains a single gene encoding the EMLC. Examination of the pattern of EMLC mRNA expression showed that a significant increase in EMLC message levels occurred during the first few hours of development, coinciding with increased actin expression and immediately preceding the period of maximal chemotactic activity.


1982 ◽  
Vol 257 (20) ◽  
pp. 12170-12179 ◽  
Author(s):  
P Fernlund ◽  
J Stenflo

1985 ◽  
Vol 150 (2) ◽  
pp. 349-357 ◽  
Author(s):  
Edith MIHAESCO ◽  
Jean-Pierre ROY ◽  
Nicole CONGY ◽  
Liliane PERAN-RIVAT ◽  
Constantin MIHAESCO

Author(s):  
Friedrich Lottspeich ◽  
Josef Kellermann ◽  
Agnes Henschen ◽  
Günther Rauth ◽  
Werner Müller-Esterl

1987 ◽  
Vol 247 (1) ◽  
pp. 15-21 ◽  
Author(s):  
J Kellermann ◽  
C Thelen ◽  
F Lottspeich ◽  
A Henschen ◽  
R Vogel ◽  
...  

The arrangement of the disulphide bridges in human low-Mr kininogen has been elucidated. Low-Mr kininogen contains 18 half-cystine residues forming nine disulphide bridges. The first and the last half-cystine residues of the amino acid sequence form a disulphide loop which spans the heavy- and the light-chain portion of the kininogen molecule. The other 16 half-cystine residues are linked consecutively to form eight loops of 4-20 amino acids; these loops are lined up in the heavy-chain portion of the kininogen molecule. In this way, a particular pattern of disulphide loops is formed which seems to be of critical importance for the inhibitor function of human kininogen.


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