GCN may refer to:

Media and society

* Gay Christian Network, now called Q Christian Fellowship, a nonprofit organization and its associated social networking site * ''Gay Community News'' (Dublin), Ireland's longest running gay newspaper, published since 1988 by the National Lesbian and Gay Federation * ''Gay Community News'' (Boston), a weekly journal published in Boston from 1973 to 1992 *

Genesis Communications Network The Genesis Communications Network, often referred to as GCN, is a radio network created in 1998, owned by Ted Anderson. The network currently produces 45 shows, distributed on more than 780 radio stations nationwide. The network is known for tal ...

, a US radio network *

Global Cycling Network Global Cycling Network (GCN) is a cycling-related YouTube channel which was launched in 2013. It is run by the multi-channel network Play Sports Network, a subsidiary of Warner Bros. Discovery. The channel is presented by Daniel Lloyd, Under-23 ...

, a YouTube channel

Science and technology

Gamma-ray Burst Coordinates Network The gamma-ray burst coordinates network (GCN) is a system that distributes information about the location of a gamma-ray burst (GRB), called ''notices'', when a burst is detected by various spacecraft. The GCN also automatically receives and dist ...

Graphics Core Next Graphics Core Next (GCN) is the codename for a series of microarchitectures and an instruction set architecture that were developed by AMD for its GPUs as the successor to its TeraScale microarchitecture. The first product featuring GCN was lau ...

, an AMD graphics microarchitecture series * Degenerate codon for the amino acid

Alanine Alanine (symbol Ala or A), or α-alanine, is an α-amino acid that is used in the biosynthesis of proteins. It contains an amine group and a carboxylic acid group, both attached to the central carbon atom which also carries a methyl group side c ...

(A)

Other uses

Nintendo GameCube The is a home video game console developed and released by Nintendo in Japan on September 14, 2001, in North America on November 18, 2001, and in PAL territories in 2002. It is the successor to the Nintendo 64 (1996), and predecessor of the Wii ...

, a video game console shortened as GCN *

Grand Canyon National Park Airport Grand Canyon National Park Airport is a state-owned public-use airport located in Tusayan, CDP in unincorporated Coconino County, Arizona, United States.Gcn2 GCN2 (general control nonderepressible 2) is a serine/threonine-protein kinase that senses amino acid deficiency through binding to uncharged transfer RNA (tRNA). It plays a key role in modulating amino acid metabolism as a response to nutrient d ...

and Gcn4 {{disambiguation