Thioproline is a nonproteinogenic amino acid with the formula , although it crystallizes as the zwitterion . It consists of a 1,3-thiazolidine ring ( ) substituted with a carboxylic acid. It is synthesized by reaction of formaldehyde and cysteine. It occurs in nature, but rarely. It forms a coordination complex with cobalt.
Thioproline is a nonproteinogenic amino acid with the formula , although it crystallizes as the zwitterion . It consists of a 1,3-thiazolidine ring ( ) substituted with a carboxylic acid. It is synthesized by reaction of formaldehyde and cysteine. It occurs in nature, but rarely. It forms a coordination complex with cobalt.
== References ==
Discovered by embedding cosine similarity (sentence-transformers MiniLM, 384-dim).