Dystrobrevin

dystrobrevin, alpha
Identifiers
Symbol	DTNA
Entrez	1837
HUGO	3057
OMIM	601239
RefSeq	NM_032981
UniProt	Q9Y4J8
Other data
Locus	Chr. 18 q12

dystrobrevin, beta
Identifiers
Symbol	DTNB
Entrez	1838
HUGO	3058
OMIM	602415
RefSeq	NM_033147
UniProt	O60941
Other data
Locus	Chr. 2 p24

Dystrobrevin is a protein that binds to dystrophin in the costamere of skeletal muscle cells. There are at least two isoforms of dystrobrevin in man, α-dystrobrevin and β-dystrobrevin.

External links

Dystrobrevin at the US National Library of Medicine Medical Subject Headings (MeSH)

Histology: muscle tissue (TH H2.00.05, H3.3)

Smooth
muscle

Striated
muscle

Skeletal
muscle

Costamere/
DAPC

Membrane/
extracellular

DAP:	Sarcoglycan SGCA SGCB SGCD SGCE SGCG SGCZ Dystroglycan

Sarcospan Laminin, alpha 2

Intracellular

Dystrophin Dystrobrevin A B Syntrophin A B1 B2 G1 G2 Syncoilin Dysbindin Synemin/desmuslin

related:	NOS1 Caveolin 3

Sarcomere/
(a, i, and h bands;
z and m lines)

Myofilament

Tropomyosin

Troponin
- T
- C
- I

Connective tissue

General

Cardiac
muscle

Both

Fiber	Muscle fiber intrafusal extrafusal Myofibril Microfilament/Myofilament Sarcomere

Cells	Myoblast/Myocyte Myosatellite cell

Other	Desmin Sarcoplasm Sarcolemma T-tubule Sarcoplasmic reticulum

Other/
ungrouped

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