PR:Q00975-1 hCACNA1B/iso:hAlpha-1B-1 voltage-dependent N-type calcium channel subunit alpha-1B isoform hAlpha-1B-1 (human) hCACNA1B/iso:hAlpha-1B-1 PR:000000001 NCBITaxon:9606 HGNC:1389 PR:Q00975 UniProtKB:Q00975-1