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Genes : Ptth

Symbol Ptth
Character developmental regulation (moltinism,voltinism)
Chr.No 22
Map 5.8
Name prothoracicotropic hormone
Explanation Spontaneous; a brain secretory peptide stimulating prothoracic glands to synthesize and release ecdysone; on the basis of variance in molecular size of DNA, PTTH-producing gene can be grouped into three; PtthA smallest, PtthB intermediate, PtthC largest.
Notes
Allele PtthA, PtthB, PtthC
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