PubMed:17003357 / 955-965 JSONTXT

{"project":"LitCoin-GeneOrGeneProduct-v0","denotations":[{"id":"T25","span":{"begin":0,"end":10},"obj":"GeneOrGeneProduct"}],"text":"amino acid"}

{"project":"LitCoin-GeneOrGeneProduct-v2","denotations":[{"id":"T15","span":{"begin":0,"end":10},"obj":"GeneOrGeneProduct"}],"text":"amino acid"}