Glu5R|Gprc1e|mGluR5|6430542K11Rik Gene Gprc1e http://identifiers.org/mgd/MGI:1351342 Glu5R glutamate receptor, metabotropic 5 6430542K11Rik protein coding gene Grm5 O + MGI:1351342 mGluR5 genetic mapping