Rch2 karyopherin (importin) alpha 1 Gene m-importin-alpha-S1 http://identifiers.org/mgd/MGI:103560 + m-importin-alpha-S1|importin alpha 5|mSRP1|NPI1|Rch2 Kpna1 mSRP1 NPI1 O MGI:103560 genetic mapping importin alpha 5 protein coding gene