INSL5:p (insulin like 5) is an insulin-sized proprotein (23-135) that contains an A-chain (115-135), B-chain (23-46) & C peptide (49-114) that is fabricated and secreted by the large intestine, although a function associated with this little guy is still for […] [Original post on mastodon.social]

For the mouse model crowd, it would appear that mice may be using (or at least making) INSL5:p in a similar way to humans, so your favourite platform may turn out to be useful in this case.