AP-4 complex subunit mu-1; adapter-related protein complex 4 mu-1 subunit; AP-4 adapter complex mu subunit; Mu subunit of AP-4; Mu4-adaptin; mu4; Mu-adaptin-related protein 2; mu-ARP2 (AP4M1 MUARP2)

Function

• subunit HA4/AP4 adaptor complex (AP-4)
• interacts with the C- terminal domain of GRID2 (putative)
• interacts specifically with Tyr-based sorting signals

Structure

• belongs to the adaptor complexes medium subunit family
• contains 1 MHD (mu homology) domain

Compartment

• Golgi, trans-Golgi network membrane, coated pit
• associated with the trans-Golgi network

found in soma & dendritic shafts of neurons

Expression

• ubiquitous
• highly expressed in testis
• lowly expressed in brain & lung

More general terms

• mu adaptin (adaptor-related protein complex, mu subunit)
• phosphoprotein

Component of

• adapter-related protein complex 4; HA4/AP4 adaptor complex

Database

• Kegg: http://www.genome.jp/dbget-bin/www_bget?hsa:9179
• OMIM: https://mirror.omim.org/entry/602296
• UniProt: http://www.uniprot.org/uniprot/O00189.html