Term Name:	G_quartet
Synonyms:	G quartet, G tetrad, G-quadruplex, G-quartet, G-tetrad, G_quadruplex, guanine tetrad
Definition:	G-quartets are unusual nucleic acid structures consisting of a planar arrangement where each guanine is hydrogen bonded by hoogsteen pairing to another guanine in the quartet.
Ontology:	Sequence Ontology [SO:0000003]