ID Q9BDK6; PN Protein ATP1B4; GN ATP1B4; OS 9823; SL Nucleus Position: SL-0178; SL Nucleus Position: SL-0179; SL Nucleus Position: SL-0182; SL Comments: Nucleus inner membrane {ECO:0000269|PubMed:14656723}; Single-pass type II membrane protein {ECO:0000269|PubMed:14656723}. Note=Detected in nuclear envelops. DR UNIPROT: Q9BDK6; DR UNIPROT: Q9BDK5; DR Pfam: PF00287; DR PROSITE: PS00390; DR PROSITE: PS00391; DE Function: May act as a transcriptional coregulator during muscle development through its interaction with SNW1. Has lost its ancestral function as a Na,K-ATPase beta-subunit (By similarity). {ECO:0000250}. DE Reference Proteome: Yes; GO GO:0005635; GO GO:0005637; GO GO:0005890; GO GO:0006813; GO GO:0006355; GO GO:0006814; TP Membrane Topology: Transmembrane; Source: UniProt - Sequence Analysis {ECO:0000255}; SQ MRRQLRSRRAPAFPYGYGYRLDDQDEVNQNYLADEEEEAEEARVMVVPDLEEEEKEEEEEKEEDEKEEEESHHQDTRSAW SQ WQKLQIVNEYLWDPEKRMSLARTGQSLSLLLVIYFFFYASLAAVITLCMYTLFLTISPYVPTFTERVKPPGVMIRPFAHS SQ LNFNFNVSEPDTWQHYVISLNGFLQGYNDSLQEEMNVDCPPGQYFIQDGDEDEDKKACQFKRSFLKNCSGLEDPTFGYST SQ GQPCILLKMNRIVGFRPELGDPVKVSCKVQRGDENDIRSISYYPESASFDLRYYPYYGKLTHVNYTSPLVAMHFTDVVKN SQ QAVPVQCQLKGKGIINDVINDRFVGRVIFTLNIET //