https://www.ncbi.nlm.nih.gov/protein/4587983
Pen c 1 [Penicillium citrinum] - Protein - NCBI
https://www.ncbi.nlm.nih.gov/nuccore/EF159713
Penicillium citrinum pectate lyase mRNA, partial cds - Nucleotide - NCBI
https://www.rcsb.org/structure/2RI8
RCSB PDB - 2RI8: Penicillium citrinum alpha-1,2-mannosidase complex with glycerol
Penicillium citrinum alpha-1,2-mannosidase complex with glycerol
https://www.ncbi.nlm.nih.gov/Taxonomy/Browser/wwwtax.cgi?id=5077
Taxonomy browser Taxonomy Browser (Penicillium citrinum)
THE NCBI Taxonomy database allows browsing of the taxonomy tree, which contains a classification of organisms.