Title : Myosin phosphorylation during contraction and relaxation of tracheal smooth muscle.

Pub. Date : 1980 Oct 25

PMID : 6776105






4 Functional Relationships(s)
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1 The myosin phosphate content increased from an initial value of 0.50 to 1.1 mol of phosphate/mol of myosin within 3 min after the addition of 100 microM methacholine to resting tracheal smooth muscle. Methacholine Chloride myosin heavy chain 14 Homo sapiens
2 The myosin phosphate content increased from an initial value of 0.50 to 1.1 mol of phosphate/mol of myosin within 3 min after the addition of 100 microM methacholine to resting tracheal smooth muscle. Methacholine Chloride myosin heavy chain 14 Homo sapiens
3 Tracheal smooth muscles relaxed and the phosphate content decreased from 1.2 to 0.50 mol of phosphate/mol of myosin upon the addition of 10 microM atropine to muscles which had been previously contracted with 100 microM methacholine. Methacholine Chloride myosin heavy chain 14 Homo sapiens
4 Incubating methacholine-contracted muscles in a calcium-free Krebs buffer relaxed tracheal smooth muscles and reduced the phosphate content to 0.2 mol of phosphate/mol of myosin. Methacholine Chloride myosin heavy chain 14 Homo sapiens