Name	Info	Provider	Link
mrkA	free resource	BioCyc	https://biocyc.org/gene?orgid=GCF_000009885&id=KP1_RS21280
	free resource	Public Library of Science	https://dx.plos.org/10.1371/journal.ppat.1002204
	free resource	PubMed Central	https://www.ncbi.nlm.nih.gov/pmc/articles/pmid/21901098/
	free resource	Europe PubMed Central	https://europepmc.org/abstract/MED/21901098
Cited by Patents in	free resource	The Lens - Patent Citations	https://www.lens.org/lens/search/patent/list?q=citation_id:21901098
	free resource	Spiral, Imperial College Digital Repository	http://hdl.handle.net/10044/1/32937