contains similarity to Pfam domain PF01238 (Phosphomannose isomerase type I C-terminal); contains similarity to Interpro domains IPR001250 (Mannose-6-phosphate isomerase, type I), IPR016305 (Mannose-6-phosphate isomerase), IPR011051 (RmlC-like cupin domain superfamily), IPR014710 (RmlC-like jelly roll fold)