Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.
13C NMR analyses of OvoA reactions. (A) Formation of compound 4 and cysteine sulfinic acid 8 when hercynine and cysteine were the substrates. (B) Oxidation of cysteine to cystine in reaction A after all hercynine was consumed. (C) Formation of cystine (9) when cysteine was the only substrate. (D) Formation of compound 6 and cysteine sulfinic acid (8) when histidine and cysteine were the substrates.
