Liepinsh, EdvardsAndersson, MatsRuysschaert, Jean MarieOtting, Gottfried2026-03-012026-03-011072-8368PubMed:9334742ORCID:/0000-0002-0563-0146/work/206892064https://hdl.handle.net/1885/733806823NK-Iysin is the first representative of a family of sequence related proteins -saposins, surfactant-associated protein B, pore forming amoeba proteins, and domains of acid sphingomyelinase, acyloxyacylhydrolase and plant aspartic proteinases-for which a structure has been determined.3en199710.1038/nsb1097-7930031253938