"The chemical reactions and pathways involving any member of a large group of derivatives or analogs of porphyrin. Porphyrins consists of a ring of four pyrrole nuclei linked each to the next at their alpha positions through a methine group." [GOC:jl, ISBN:0198506732, Wikipedia:Porphyrin#Natural_formation]
There are 885 sequences with this label.
|Name||Species||% in cluster||p-value||corrected p-value||action|
|Cluster_18||Pseudomonas aeruginosa||1.74 %||0.004427||0.046734|