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Protein basic information

LiverAtlas Protein ID

HuLPr26538

Uniprot ID

LRC4B_HUMAN

Uniprot Acc

Q9NT99;Q3ZCQ4;Q58F20;

Protein name

Leucine-rich repeat-containing protein 4B

Comment

FUNCTION:Synaptic adhesion protein. Regulates the formation of excitatory synapses. The trans-synaptic adhesion between LRRC4B and PTPRF regulates the formation of excitatory synapses in a bidirectional manner (By similarity).||SUBUNIT:Interacts with PTPRF (By similarity). Interacts with DLG4 (By similarity).||SUBCELLULAR LOCATION:Membrane; Single-pass membrane protein. Cell junction, synapse, presynaptic cell membrane (By similarity).||DOMAIN:The last 4 C-terminal residues bind to the first 2 PDZ domains of DLG4 (By similarity).||PTM:N-glycosylated (By similarity). O-glycosylated; contains sialic acid (By similarity).||SIMILARITY:Contains 1 Ig-like C2-type (immunoglobulin-like) domain.||SIMILARITY:Contains 9 LRR (leucine-rich) repeats.||SIMILARITY:Contains 1 LRRCT domain.||SIMILARITY:Contains 1 LRRNT domain.||SEQUENCE CAUTION:Sequence=AAH19687.1; Type=Erroneous initiation;

Subcellular localization

Membrane;Single-pass membrane protein.Cell junction, synapse, presynaptic cell membrane(By similarity).

Gene name

leucine rich repeat containing 4B

Protein sequence

MARARGSPCPPLPPGRMSWPHGALLFLWLFSPPLGAGGGG VAVTSAAGGGSPPATSCPVACSCSNQASRVICTRRDLAE VPASIPVNTRYLNLQENGIQVIRTDTFKHLRHLEILQLS KNLVRKIEVGAFNGLPSLNTLELFDNRLTTVPTQAFEYL SKLRELWLRNNPIESIPSYAFNRVPSLRRLDLGELKRLE YISEAAFEGLVNLRYLNLGMCNLKDIPNLTALVRLEELE LSGNRLDLIRPGSFQGLTSLRKLWLMHAQVATIERNAFD DLKSLEELNLSHNNLMSLPHDLFTPLHRLERVHLNHNPW HCNCDVLWLSWWLKETVPSNTTCCARCHAPAGLKGRYIG ELDQSHFTCYAPVIVEPPTDLNVTEGMAAELKCRTGTSM TSVNWLTPNGTLMTHGSYRVRISVLHDGTLNFTNVTVQD TGQYTCMVTNSAGNTTASATLNVSAVDPVAAGGTGSGGG GPGGSGGVGGGSGGYTYFTTVTVETLETQPGEEALQPRG TEKEPPGPTTDGVWGGGRPGDAAGPASSSTTAPAPRSSR PTEKAFTVPITDVTENALKDLDDVMKTTKIIIGCFVAIT FMAAVMLVAFYKLRKQHQLHKHHGPTRTVEIINVEDELP AASAVSVAAAAAVASGGGVGGDSHLALPALERDHLNHHH YVAAAFKAHYSSNPSGGGCGGKGPPGLNSIHEPLLFKSGSKENVQETQI

Database cross reference

RefSeq Protein accession:NP_001073926
RefSeq Protein gi:122937309

Liver relevance

HLPP validation

Yes/No

Yes

Project name

Chinese Liver;Human Liver Organelles;

Ontology annotation

GO-C

GO:0030054;C:cell junction;IEA:UniProtKB-KW. GO:0016021;C:integral to membrane;IEA:UniProtKB-KW. GO:0042734;C:presynaptic membrane;IEA:UniProtKB-SubCell.