Gene/Protein Disease Symptom Drug Enzyme Compound
Pivot Concepts:   Target Concepts:
Query: EC:3.1.30.1 (S1 nuclease)
3,660 document(s) hit in 31,850,051 MEDLINE articles (0.00 seconds)

The inhibitory glycine receptor (GlyR) in mammalian spinal cord displays pharmacological and molecular heterogeneity of its strychnine binding alpha subunit. Here, cDNAs were isolated which encode a variant (alpha ins 1) of the rat GlyR alpha 1 subunit that contains eight additional amino acids in its putative cytoplasmic domain. Analysis of the corresponding genomic sequence showed that alpha ins 1 transcripts result from alternative splice acceptor site selection. S1 nuclease protection experiments, Northern blot analysis, and RNA amplification by polymerase chain reaction revealed alpha 1 and alpha ins 1 mRNA in postnatal spinal cord, but not in other brain regions. Expression of synthetic alpha ins 1 RNA in Xenopus oocytes generated glycine-gated strychnine-sensitive chloride channels. These data indicate that alternative splicing contributes to GlyR alpha subunit heterogeneity in the mammalian central nervous system.
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PMID:Alternative splicing generates two variants of the alpha 1 subunit of the inhibitory glycine receptor. 170 26