TSHB
Encyclopedia
Thyroid stimulating hormone, beta also known as TSHB is a protein
Protein
Proteins are biochemical compounds consisting of one or more polypeptides typically folded into a globular or fibrous form, facilitating a biological function. A polypeptide is a single linear polymer chain of amino acids bonded together by peptide bonds between the carboxyl and amino groups of...

 which in humans is encoded by the TSHB gene
Gene
A gene is a molecular unit of heredity of a living organism. It is a name given to some stretches of DNA and RNA that code for a type of protein or for an RNA chain that has a function in the organism. Living beings depend on genes, as they specify all proteins and functional RNA chains...

.

Function

Thyrotropin-stimulating hormone (TSH) is a noncovalently linked glycoprotein heterodimer and is part of a family of pituitary hormones containing a common alpha subunit (TSHA
Chorionic gonadotropin alpha
Glycoprotein hormones alpha chain is a protein that in humans is encoded by the CGA gene.-Further reading:...

) and a unique beta subunit (this protein) that confers specificity.
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