# PFASUM: a substitution matrix from Pfam structural alignments

> Research article (BMC Bioinformatics, 2017) · cited 29× · AI/ML

**Wikidata**: [openalex:W2622814825](https://www.wikidata.org/wiki/openalex:W2622814825)  
**Source**: https://4ort.xyz/entity/pfasum-a-substitution-matrix-from-pfam-structural-alignments