In biochemistry, one of the five main bases found in nucleic acids (eg, DNA and RNA). Guanine is a pyrimidine derivative and readily pairs up with cytosine. The nucleoside is called Guanidine?. |
In biochemistry, one of the five main bases found in nucleic acids (eg, DNA and RNA). Guanine is a purine derivative and in [Watson-Crick base pairing]? forms hydrogen bonds with cytidine?. The nucleoside? is called guanosine. 6-hydroxy-2-aminopurine |
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Guanine is also the name of a white amorphous substance found in the scales of certain fishes, the guano of sea-birds, and the liver and pancreas of mammals.