PR:Q9D666-5 SUN domain-containing protein 1 isoform m5 (mouse) mSUN1/iso:m5|SUN domain-containing protein 1 isoform eta (mouse) located_in GO:0002080 acrosomal membrane MGI:4829712|PMID:20711465 IDA NCBITaxon:10090 MGI:1924303 20101123 MGI:MGI