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Xin actin-binding repeat-containing protein 2 (cardiomyopathy-associated protein 3, beta-xin, XIRP2, CMYA3)
Function:
- protects actin filaments from depolymerization
- interacts with ACTN2 (putative)
- interacts with F- actin
Structure:
- Xin repeats bind F-actin
- belongs to the Xin family
- contains 28 Xin repeats
Compartment:
- cell junction
- colocalizes with actin stress fibers (putative)
Alternative splicing: named isoforms=3
Miscellaneous: 'Xin' means 'heart' in chinese
General
cytoskeletal protein
Properties
SIZE: entity length = 3374 aa
MW = 382 kD
COMPARTMENT: cytoplasm
MOTIF: proline-rich region
SITE: 278-282
MOTIF: proline residue (SEVERAL)
Xin {397-412}
Xin {437-452}
Xin {474-489}
Xin {512-527}
Xin {552-567}
Xin {590-605}
Xin {628-643}
Xin {661-676}
Xin {695-710}
Xin {732-747}
Xin {768-783}
Xin {799-814}
Xin {837-852}
Xin {875-890}
Xin {914-929}
Xin {947-962}
Xin {985-1000}
Xin {1020-1035}
serine-rich region {1036-1041}
MOTIF: serine residue (SEVERAL)
Xin {1059-1074}
Xin {1095-1110}
Xin {1132-1147}
Xin {1170-1185}
Xin {1207-1222}
Xin {1241-1256}
Xin {1272-1287}
Xin {1310-1325}
Xin {1345-1360}
Xin {1636-1651}
coiled coil {1736-1763}
proline-rich region
SITE: 2113-2201
MOTIF: proline residue (SEVERAL)
coiled coil {2369-2394}
coiled coil {2768-2792}
coiled coil {2823-2849}
Database Correlations
UniProt A4UGR9
Pfam PF08043
References
UniProt :accession A4UGR9