ID Q6DGE9; PN Protein unc-45 homolog B; GN unc45b; OS 7955; SL Nucleus Position: SL-0198; SL Comments: Cytoplasm, myofibril, sarcomere, Z line {ECO:0000269|PubMed:18347070, ECO:0000269|PubMed:20440001}. Cytoplasm, myofibril, sarcomere, A band {ECO:0000269|PubMed:18347070, ECO:0000269|PubMed:20440001}. Cytoplasm, perinuclear region {ECO:0000269|PubMed:18347070, ECO:0000269|PubMed:20440001}. Note=Expressed at the Z line and in the perinuclear region of myofibrils. Translocates to the A band in response to stress conditions and fibril damage. {ECO:0000269|PubMed:18347070, ECO:0000269|PubMed:20440001}. DR UNIPROT: Q6DGE9; DR UNIPROT: Q8UVX6; DR Pfam: PF11701; DR PROSITE: PS50293; DE Function: Acts as a co-chaperone for HSP90 and is required for proper folding of the myosin motor domain (By similarity). Plays a role in sarcomere formation during muscle cell development. Required for myoseptal integrity, myofiber attachment, motility and craniofacial development (PubMed:17189627, PubMed:17586488, PubMed:20440001, PubMed:20849610). Is necessary for normal early lens development (PubMed:24549050). {ECO:0000250|UniProtKB:Q8CGY6, ECO:0000269|PubMed:17189627, ECO:0000269|PubMed:17586488, ECO:0000269|PubMed:20440001, ECO:0000269|PubMed:20849610, ECO:0000269|PubMed:24549050}. DE Reference Proteome: Yes; GO GO:0031672; GO GO:0005737; GO GO:0048471; GO GO:0030018; GO GO:0051879; GO GO:0048738; GO GO:0061077; GO GO:0002088; GO GO:0030239; GO GO:0060538; GO GO:0007519; TP Membrane Topology: Unknown; Source: UniProt - Sequence Analysis; SQ MTMGEIGDSVQLKEEGNKHFQAGEIDQAIDCYTKAIKTCKKEDKKALAVIYRNRSACFLKKENYSNAASDATKAIDVDAA SQ DIKALYRRCQAFEKLGKLDMAFKDVQRCATIEPKNKTFLETLRRLGAEIQQKLKTTFSTDSRVQNMFDILFSDEPDKEKR SQ EKAANNLIVLAREDAGAERIFQNNGVPLLMQLIDTGKPEMILAAIRTLSGMCTGHRARATAIIHSVGISKLCSIMAVDNE SQ EIALATANLFQCVNDSLSGGDKRNYGKEEALVLDSSKDLKDILLALLEMIASKNVSGHGRDQALNLLTKNVPRQNKKSTD SQ NSKCLFTIDHGLKKILKVCGQVPDLPDQLPMTENTQLIASVLLSKLYDDLRCDPERDQFRDICDDYIKSKFDPNDMDKNI SQ HAINTLSGILQGPFDLGNVLAGRQGVMEMMVALCGSEREVDQLVAVEALIHASTKTSKASFFISNGVSLLKEMYKKTKNE SQ KIKIRALVGLCKLGSAGGDDYSMRQFAEGSTEKLAKQCRKWLCNPTLDVRTRKWAIEGLAYLTNDADVKDDFAEDEPAMR SQ AMFELTKSNDKTILYAVACTLVNCTNSYDKKEIIPEMVQLAKFSKQHVPEQHPKDKKDFIVRRVKRLLKAGVTSALAVMV SQ KADNSILTDQTKEMLARVFLALTEDVKDRGIIVAQGGGKALIPLALEGTDKGKIKASHALAKIAAVSNPEIAFPGERIYE SQ VVRPLVSLLGTDRDGMENFEALRGLTNLAGLNDKLRVKILKEKALPEIENYMFEDHEQIRQAATECMCNLVCCKEVQDRY SQ LEDGNDKLKLLVLLCGEDEEKLQRAAAGALAMLTAAQKKLAVKMTKVTEQWLEILQRLCIHDNPEIQHRGLVTVFNMLDA SQ DDQLAKKLVESDMLEILTYVAKLEDNPKKQNAIDAARACLSKAMDNGLIKPFSN //