In the canonical Watson-Crick base pairing , adenine -LRB- A -RRB- forms a base pair with thymine -LRB- T -RRB- , as does guanine -LRB- G -RRB- with cytosine -LRB- C -RRB- in DNA .

In the LOCATION@1 base pairing , adenine -LRB- A -RRB- forms a base pair with thymine -LRB- T -RRB- , and guanine -LRB- G -RRB- with cytosine -LRB- C -RRB- in DNA .
