identifier: traitmech:000125
label: sulfur respiration
definition: A respiration of sulfur compounds in which elemental sulfur is the terminal
  electron acceptor and is reduced to sulfide.
definition_source: DOI:10.1126/science.aaf4507
trait_category: METABOLISM
term_kind: CLASS
mapping_status: PROPOSED
parent_traits:
- traitmech:000124
synonyms:
- synonym_text: sulfur_respiration
  synonym_type: RELATED_SYNONYM
  source: DOI:10.1126/science.aaf4507
evidence:
- reference: DOI:10.3389/fmicb.2023.1108245
  snippet: using sulfur as an alternative electron acceptor
  notes: Zavarzina et al. analyze a natronophilic bacterium capable of reducing zero-valent
    sulfur during anaerobic respiration.
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