Gabt MGI:95627 genetic mapping GAT-1 XT-1 Slc6a1 Xtrp1 solute carrier family 6 (neurotransmitter transporter, GABA), member 1 Gabt1 Gabt1|Xtrp1|GAT-1|Gat1|Gabt|XT-1 protein coding gene O Gat1 Gene + http://identifiers.org/mgd/MGI:95627