acid-labile sulfur

https://doi.org/10.1351/goldbook.AT06794
Refers to sulfido @L03518@, e.g., the @B00741@ @L03518@ in @IT06780@ @P04898@, which are released as H2S at acid pH.
See also:
ferredoxin
Source:
PAC, 1997, 69, 1251. (Glossary of terms used in bioinorganic chemistry (IUPAC Recommendations 1997)) on page 1254 [Terms] [Paper]