identifier: traitmech:000132
label: dark oxidation of sulfur compounds
definition: A sulfur oxidation in which an organism oxidizes a reduced inorganic sulfur
  compound as an electron donor for energy conservation independently of light.
definition_source: DOI:10.1126/science.aaf4507
trait_category: METABOLISM
term_kind: CLASS
mapping_status: PROPOSED
parent_traits:
- traitmech:000106
synonyms:
- synonym_text: dark_oxidation_of_sulfur_compounds
  synonym_type: RELATED_SYNONYM
  source: DOI:10.1126/science.aaf4507
evidence:
- reference: DOI:10.1111/1462-2920.14543
  snippet: dark sulfide oxidation was coupled to high oxygen consumption rates
  notes: Berg et al. experimentally couple dark aerobic sulfide oxidation to oxygen
    consumption in anoxygenic phototrophs.
curation_history:
- timestamp: '2026-09-08T00:00:00Z'
  curator: codex
  action: PROPOSED_FROM_RESEARCH
  changes: Proposed a DOI-backed FAPROTAX metabolic capability from proposals/metpo_traitmech_v11
    after repository-wide duplicate review.
  llm_assisted: true