Protein unc-13 homolog B

Details

Name
Protein unc-13 homolog B
Synonyms
  • munc13
  • Munc13-2
  • Unc13a
Gene Name
Unc13b
Organism
Mouse
Amino acid sequence
>lcl|BSEQ0052401|Protein unc-13 homolog B
MSLLCVRVKRAKFQGSPDKFNTYVTLKVQNVKSTTVAVRGDQPSWEQDFMFEISRLDLGL
SVEVWNKGLIWDTMVGTVWIALKTIRQSDEEGPGEWSTLEAETLMKDDEICGTKNPTPHK
ILLDTRFELPFDIPEEEARYWTYKLEQINALADDNEYSSQEESQRKPLPTAAAQCCHWTY
LGWGEHQTFEDPDSAVDDRDSDYRSETSNSAPPPYHTTTQPNASVHQFPVPVRLPQQLFL
QGSSHDSCNDSMQSYDLDYPERRALSPTSSSRYGSSCNVSQGSSLLSELDQYHEQDDDGR
ERDSIHSSHSYGSLSKDGQAGLGEQEKALEVTCESEKEKTGESKEMRDDATIHPPSDLVL
HKDHVLGPQESLPEETASSPFTQARAHWFRAVTKVRLQLQEISDDGDPSLPQWLPEGPAG
GLYGIDSMPDLRRKKPLPLVSDLSLVQSRKAGITSAMATRTSLKDEELKSHVYKKTLQAL
IYPISCTTPHNFEVWSATTPTYCYECEGLLWGLARQGMRCSECGVKCHEKCQDLLNADCL
QRAAEKSSKHGAEDRTQNIIMAMKDRMKIRERNKPEIFEVIRDVFTVSKVAHVQQMKTVK
QSVLDGTSKWSAKITITVVCAQGLQAKDKTGSSDPYVTVQVGKTKKRTKTIFGNLNPVWE
EKFHFECHNSSDRIKVRVWDEDDDIKSRVKQRLKRESDDFLGQTIIEVRTLSGEMDVWYN
LEKRTDKSAVSGAIRLQISVEIKGEEKVAPYHVQYTCLHENLFHYLTDIQGSGGVWIPEA
RGDDAWKVYFDETAQEIVDEFAMRYGIESIYQAMTHFACLSSKYMCPGVPAVMSTLLANI
NAYYAHTTASTNVSASDRFAASNFGKERFVKLLDQLHNSLRIDLSTYRNNFPAGSPERLQ
DLKSTVDLLTSITFFRMKVQELQSPPRASQVVKDCVKACLNSTYEYIFNNCHDLYSHQYQ
LQEQPLEEPGPSIRNLDFWPKLITLIVSIIEEDKNSYTPVLSQFPQELNVGKVSAEVMWH
LFAQDMKYALEEHEKDRLCKSADYMNLHFKVKWLHNEYVRDLPALQGQVPEYPAWFEQFV
LQWLDENEDVSLEFLRGALERDKKDGFQQTSEHALFSCSVVDVFTQLNQSFEIIRKLECP
DPNILAHYMRRFAKTIGKVLMQYADILSKNFPAYCTKERLPCILMNNMQQLRVQLEKMFE
AMGGKELDSEAADSLKELQVKLNTVLDELSMVFGNSFQVRIDECVRQMADILGQVRGTGN
ASPNARASVAQDADSVLRPLMDFLDGNLTLFATVCEKTVLKRVLKELWRVVMNTMERVIV
LPPLTDQTGTQLILTAAKELSQLSKLKDHMVREETRNLTPKQCAVLDLALDTIKQYFHAG
GNGLKKTFLEKSPDLQSLRYALSLYTQTTDTLIKTFVRSQTAQGAGVDDPVGEVSIQVDL
FTHPGTGEHKVTVKVVAANDLKWQTAGMFRPFVEVTMVGPHQSDKKRKFTTKSKSNNWTP
KYNETFHFLLGNEEGPEAYELQICVKDYCFAREDRVIGLAVMPLRDVAAKGSCACWCPLG
RKIHMDETGMTILRILSQRSNDEVAREFVKLKSESRSTEEGS
Number of residues
1602
Molecular Weight
181811.505
Theoretical pI
Not Available
GO Classification
Functions
calcium ion binding / calmodulin binding / diacylglycerol binding / GTP-dependent protein binding / non-kinase phorbol ester receptor activity / phospholipid binding / syntaxin binding / syntaxin-1 binding
Processes
acrosomal vesicle exocytosis / cellular response to glucose stimulus / chemical synaptic transmission / dense core granule priming / innervation / intracellular signal transduction / negative regulation of synaptic plasticity / neuromuscular junction development / neuronal dense core vesicle exocytosis / phagosome maturation / positive regulation of apoptotic process / positive regulation of defense response to bacterium / positive regulation of exocytosis / positive regulation of inhibitory postsynaptic potential / positive regulation of protein secretion / positive regulation of synaptic vesicle priming / presynaptic dense core vesicle exocytosis / regulation of short-term neuronal synaptic plasticity / spontaneous neurotransmitter secretion / synaptic transmission, glutamatergic / synaptic vesicle docking / synaptic vesicle exocytosis / synaptic vesicle maturation / synaptic vesicle priming
Components
calyx of Held / cell / cell junction / cytosol / early phagosome / glutamatergic synapse / Golgi apparatus / hippocampal mossy fiber to CA3 synapse / membrane / neuromuscular junction / plasma membrane / presynapse / presynaptic active zone / presynaptic active zone cytoplasmic component / presynaptic membrane / ribbon synapse / synaptic membrane / synaptic vesicle membrane / terminal bouton
General Function
Plays a role in vesicle maturation during exocytosis as a target of the diacylglycerol second messenger pathway. Is involved in neurotransmitter release by acting in synaptic vesicle priming prior to vesicle fusion and participates in the activity-depending refilling of readily releasable vesicle pool (RRP) (By similarity). Essential for synaptic vesicle maturation in a subset of excitatory/glutamatergic but not inhibitory/GABA-mediated synapses. In collaboration with UNC13A, facilitates neuronal dense core vesicles fusion as well as controls the location and efficiency of their synaptic release (PubMed:23229896).
Specific Function
Calcium ion binding
Pfam Domain Function
Transmembrane Regions
Not Available
Cellular Location
Cytoplasm
Gene sequence
>lcl|BSEQ0052402|Protein unc-13 homolog B (Unc13b)
ATGTCGCTGCTCTGTGTGCGTGTTAAAAGAGCCAAATTCCAGGGTTCACCAGATAAATTT
AACACATATGTGACCCTGAAAGTCCAGAACGTGAAGAGCACAACTGTAGCAGTTCGTGGT
GATCAGCCTTCCTGGGAGCAGGATTTCATGTTTGAGATCAGTCGTCTGGACCTGGGCCTA
AGTGTGGAGGTGTGGAACAAGGGACTGATATGGGACACAATGGTGGGCACCGTGTGGATT
GCACTGAAGACAATCCGTCAGTCGGATGAGGAAGGGCCCGGGGAGTGGTCTACACTGGAG
GCAGAGACGTTAATGAAAGATGATGAGATCTGTGGAACTAAAAATCCAACTCCTCATAAA
ATCTTGCTTGATACAAGATTTGAGCTGCCTTTTGACATCCCAGAGGAGGAAGCCAGATAT
TGGACCTACAAATTGGAGCAAATCAATGCCTTGGCAGATGATAATGAGTATTCTAGTCAA
GAAGAAAGCCAGAGGAAGCCATTACCCACTGCTGCCGCCCAGTGTTGTCACTGGACCTAT
TTGGGCTGGGGAGAGCATCAGACCTTTGAAGACCCTGATAGTGCCGTTGATGACCGAGAC
AGTGACTACCGCAGTGAGACCAGCAATAGCGCCCCACCTCCTTACCACACGACTACCCAG
CCCAACGCTTCTGTACACCAGTTCCCTGTTCCTGTGCGGCTGCCACAGCAGCTCTTTCTT
CAAGGCAGTTCCCATGACTCTTGCAATGACTCTATGCAGAGTTACGACCTTGATTATCCA
GAGCGTCGGGCCCTCAGCCCTACCAGCAGTAGTAGGTATGGCTCCTCCTGTAATGTGAGT
CAAGGAAGCTCTCTGCTGAGTGAGCTGGACCAGTATCATGAGCAAGATGATGATGGTCGG
GAGAGGGACTCCATTCATTCTAGTCATAGCTATGGCAGCCTCTCCAAAGATGGCCAGGCT
GGTTTGGGAGAACAAGAGAAAGCCTTGGAAGTGACATGTGAATCAGAAAAAGAGAAAACA
GGTGAATCCAAGGAGATGAGAGATGATGCTACAATCCACCCTCCTTCAGATCTGGTGCTG
CATAAGGACCATGTCCTAGGACCCCAGGAGAGTCTTCCTGAGGAGACCGCATCATCGCCA
TTTACCCAGGCCAGAGCACACTGGTTCCGAGCGGTTACCAAGGTCCGACTCCAACTGCAG
GAGATTTCAGATGATGGTGACCCCTCCTTGCCTCAGTGGCTCCCAGAAGGGCCAGCTGGA
GGGCTCTATGGCATTGACAGCATGCCAGATCTACGAAGGAAGAAGCCACTGCCACTTGTC
AGTGATCTGTCACTGGTCCAGTCACGGAAAGCTGGGATTACATCTGCTATGGCTACACGT
ACCTCTCTCAAGGATGAAGAACTGAAATCTCATGTGTATAAGAAAACTCTGCAGGCCTTA
ATCTACCCCATCTCGTGTACCACGCCCCACAACTTTGAGGTCTGGTCTGCCACTACACCT
ACCTATTGCTATGAGTGTGAAGGCTTGCTCTGGGGCCTTGCCCGGCAAGGCATGCGCTGC
AGCGAGTGTGGAGTCAAGTGCCATGAGAAGTGCCAGGACCTGCTCAATGCTGACTGCCTA
CAGCGGGCTGCTGAAAAGAGCTCTAAGCATGGAGCTGAGGACCGAACTCAGAACATTATC
ATGGCCATGAAGGACCGTATGAAGATCCGAGAACGGAATAAACCAGAGATCTTTGAGGTT
ATCCGGGATGTGTTCACAGTGAGCAAAGTTGCGCATGTGCAGCAGATGAAAACAGTAAAG
CAGAGTGTCCTGGATGGCACCTCCAAGTGGTCAGCCAAAATTACCATCACGGTGGTTTGT
GCCCAGGGCCTACAAGCCAAAGACAAGACAGGATCCAGTGACCCTTATGTGACTGTGCAA
GTTGGGAAAACCAAGAAGCGCACCAAGACCATTTTTGGAAATTTGAATCCTGTTTGGGAA
GAGAAGTTCCATTTTGAGTGCCACAACTCTTCTGATCGAATTAAGGTACGCGTGTGGGAT
GAGGATGATGACATCAAGTCCAGAGTAAAGCAGCGGCTAAAGCGAGAGTCAGATGATTTC
CTTGGCCAAACTATCATTGAAGTTCGAACGCTGAGTGGAGAGATGGATGTCTGGTACAAT
CTGGAGAAGAGAACAGACAAGTCAGCTGTCTCAGGGGCTATCCGACTTCAAATCAGTGTG
GAGATCAAGGGGGAGGAGAAGGTAGCCCCATACCATGTACAATATACATGTCTCCATGAG
AACCTTTTCCATTACCTCACAGACATTCAGGGCAGTGGAGGAGTCTGGATCCCAGAGGCT
CGGGGGGACGATGCATGGAAGGTGTACTTTGATGAGACAGCCCAAGAAATTGTGGATGAA
TTCGCTATGCGCTATGGCATCGAGTCCATTTATCAGGCCATGACGCACTTTGCATGTTTG
TCATCCAAGTACATGTGTCCTGGTGTACCAGCCGTGATGAGCACCTTACTGGCCAACATC
AATGCCTATTATGCTCACACAACTGCCTCCACTAACGTCTCTGCATCTGATCGTTTTGCA
GCCTCCAACTTTGGTAAAGAAAGATTTGTAAAACTGCTGGACCAGCTACACAACTCACTG
AGGATAGACCTCTCTACATACAGGAATAACTTTCCTGCTGGGAGCCCTGAGCGGCTTCAG
GATTTAAAGTCTACAGTGGATTTGCTGACCAGCATTACTTTCTTCAGGATGAAGGTGCAA
GAACTTCAGAGCCCTCCAAGAGCCAGCCAGGTGGTAAAGGACTGTGTGAAAGCCTGCTTG
AACTCTACATATGAATACATCTTCAACAACTGCCATGACCTCTACAGTCACCAGTATCAG
CTGCAGGAACAACCTCTAGAGGAACCAGGGCCCAGCATTCGGAACTTGGATTTCTGGCCC
AAACTTATCACACTCATTGTTTCGATCATAGAGGAGGATAAGAATTCCTACACACCTGTT
CTGAGCCAGTTTCCTCAGGAGTTGAACGTAGGAAAAGTCAGTGCAGAAGTGATGTGGCAT
CTGTTTGCTCAAGACATGAAATATGCACTGGAGGAACACGAGAAAGACCGGCTGTGTAAG
AGTGCTGACTACATGAACCTGCACTTCAAGGTGAAGTGGCTCCACAATGAATATGTGCGC
GATCTGCCTGCCCTCCAGGGGCAAGTGCCTGAGTACCCAGCGTGGTTTGAGCAGTTTGTG
CTACAGTGGCTAGATGAGAATGAAGATGTGTCACTGGAATTCCTTCGTGGGGCCTTGGAA
CGAGATAAGAAGGATGGGTTCCAGCAGACATCAGAGCATGCCTTGTTTTCCTGTTCTGTG
GTGGATGTCTTTACACAACTCAACCAGAGCTTTGAGATCATCCGGAAGTTGGAATGTCCA
GACCCCAACATCCTTGCCCACTACATGAGAAGGTTTGCTAAGACCATTGGGAAAGTGCTG
ATGCAGTATGCAGACATCTTATCAAAGAACTTCCCAGCTTACTGCACAAAGGAGAGACTG
CCCTGTATCCTGATGAACAACATGCAGCAACTGAGGGTCCAGCTGGAGAAAATGTTTGAG
GCCATGGGAGGCAAAGAGCTGGACTCCGAAGCTGCAGACAGTCTGAAGGAGCTGCAGGTG
AAACTGAATACAGTTCTGGATGAGCTTAGCATGGTGTTTGGAAACAGCTTCCAGGTGCGG
ATTGATGAATGTGTTCGACAAATGGCTGACATCCTGGGCCAAGTTCGGGGCACAGGGAAT
GCATCCCCTAACGCCAGGGCCTCGGTGGCTCAGGATGCAGATAGTGTGCTGCGACCTCTC
ATGGACTTCCTGGATGGCAACCTCACGCTGTTTGCCACTGTGTGTGAGAAGACAGTTCTG
AAGCGGGTCCTGAAGGAGCTCTGGCGGGTGGTGATGAACACCATGGAGCGGGTTATTGTC
CTGCCCCCACTCACTGACCAGACGGGCACCCAGCTGATCTTAACTGCTGCCAAGGAGCTG
AGCCAGCTTTCCAAACTCAAGGACCACATGGTACGGGAGGAAACACGGAATCTCACTCCA
AAGCAGTGTGCTGTCCTCGACTTGGCCTTGGACACCATCAAGCAATACTTCCATGCAGGA
GGCAATGGTCTGAAGAAAACCTTCCTGGAAAAGAGCCCAGACCTGCAGTCTCTGCGTTAT
GCCCTCTCTCTGTATACACAGACTACAGACACTCTCATCAAGACATTTGTGCGCTCACAG
ACTGCCCAGGGGGCTGGTGTGGATGACCCCGTGGGAGAAGTCTCTATTCAGGTGGACTTA
TTTACACATCCTGGCACTGGGGAGCATAAGGTCACAGTGAAAGTGGTAGCAGCCAATGAC
CTCAAGTGGCAGACAGCGGGTATGTTCCGGCCTTTTGTGGAAGTGACCATGGTTGGCCCA
CACCAAAGTGATAAGAAGAGGAAGTTCACAACCAAGTCTAAAAGTAACAACTGGACTCCC
AAGTACAACGAGACGTTTCACTTCCTCCTGGGAAATGAAGAGGGTCCAGAGGCCTATGAA
TTGCAGATCTGTGTGAAGGATTACTGCTTTGCCCGGGAGGATCGTGTGATAGGACTGGCA
GTGATGCCCCTGAGGGATGTGGCAGCTAAGGGCAGCTGTGCCTGCTGGTGCCCACTGGGC
CGGAAGATCCATATGGATGAGACAGGCATGACCATTCTCCGGATTCTGTCTCAGAGGAGC
AATGACGAGGTAGCCCGAGAGTTCGTGAAGCTCAAATCAGAGTCTCGATCCACAGAGGAA
GGGAGCTGA
Chromosome Location
4
Locus
4 A5
External Identifiers
ResourceLink
UniProtKB IDQ9Z1N9
UniProtKB Entry NameUN13B_MOUSE
General References
  1. Fukuda M: Alternative splicing in the first alpha-helical region of the Rab-binding domain of Rim regulates Rab3A binding activity: is Rim a Rab3 effector protein during evolution? Genes Cells. 2004 Sep;9(9):831-42. doi: 10.1111/j.1365-2443.2004.00767.x. [Article]
  2. Church DM, Goodstadt L, Hillier LW, Zody MC, Goldstein S, She X, Bult CJ, Agarwala R, Cherry JL, DiCuccio M, Hlavina W, Kapustin Y, Meric P, Maglott D, Birtle Z, Marques AC, Graves T, Zhou S, Teague B, Potamousis K, Churas C, Place M, Herschleb J, Runnheim R, Forrest D, Amos-Landgraf J, Schwartz DC, Cheng Z, Lindblad-Toh K, Eichler EE, Ponting CP: Lineage-specific biology revealed by a finished genome assembly of the mouse. PLoS Biol. 2009 May 5;7(5):e1000112. doi: 10.1371/journal.pbio.1000112. Epub 2009 May 26. [Article]
  3. Gerhard DS, Wagner L, Feingold EA, Shenmen CM, Grouse LH, Schuler G, Klein SL, Old S, Rasooly R, Good P, Guyer M, Peck AM, Derge JG, Lipman D, Collins FS, Jang W, Sherry S, Feolo M, Misquitta L, Lee E, Rotmistrovsky K, Greenhut SF, Schaefer CF, Buetow K, Bonner TI, Haussler D, Kent J, Kiekhaus M, Furey T, Brent M, Prange C, Schreiber K, Shapiro N, Bhat NK, Hopkins RF, Hsie F, Driscoll T, Soares MB, Casavant TL, Scheetz TE, Brown-stein MJ, Usdin TB, Toshiyuki S, Carninci P, Piao Y, Dudekula DB, Ko MS, Kawakami K, Suzuki Y, Sugano S, Gruber CE, Smith MR, Simmons B, Moore T, Waterman R, Johnson SL, Ruan Y, Wei CL, Mathavan S, Gunaratne PH, Wu J, Garcia AM, Hulyk SW, Fuh E, Yuan Y, Sneed A, Kowis C, Hodgson A, Muzny DM, McPherson J, Gibbs RA, Fahey J, Helton E, Ketteman M, Madan A, Rodrigues S, Sanchez A, Whiting M, Madari A, Young AC, Wetherby KD, Granite SJ, Kwong PN, Brinkley CP, Pearson RL, Bouffard GG, Blakesly RW, Green ED, Dickson MC, Rodriguez AC, Grimwood J, Schmutz J, Myers RM, Butterfield YS, Griffith M, Griffith OL, Krzywinski MI, Liao N, Morin R, Palmquist D, Petrescu AS, Skalska U, Smailus DE, Stott JM, Schnerch A, Schein JE, Jones SJ, Holt RA, Baross A, Marra MA, Clifton S, Makowski KA, Bosak S, Malek J: The status, quality, and expansion of the NIH full-length cDNA project: the Mammalian Gene Collection (MGC). Genome Res. 2004 Oct;14(10B):2121-7. [Article]
  4. Varoqueaux F, Sigler A, Rhee JS, Brose N, Enk C, Reim K, Rosenmund C: Total arrest of spontaneous and evoked synaptic transmission but normal synaptogenesis in the absence of Munc13-mediated vesicle priming. Proc Natl Acad Sci U S A. 2002 Jun 25;99(13):9037-42. doi: 10.1073/pnas.122623799. Epub 2002 Jun 17. [Article]
  5. Huttlin EL, Jedrychowski MP, Elias JE, Goswami T, Rad R, Beausoleil SA, Villen J, Haas W, Sowa ME, Gygi SP: A tissue-specific atlas of mouse protein phosphorylation and expression. Cell. 2010 Dec 23;143(7):1174-89. doi: 10.1016/j.cell.2010.12.001. [Article]
  6. van de Bospoort R, Farina M, Schmitz SK, de Jong A, de Wit H, Verhage M, Toonen RF: Munc13 controls the location and efficiency of dense-core vesicle release in neurons. J Cell Biol. 2012 Dec 10;199(6):883-91. doi: 10.1083/jcb.201208024. [Article]

Drug Relations

Drug Relations
DrugBank IDNameDrug groupPharmacological action?ActionsDetails
DB11752Bryostatin 1investigationalunknownligandDetails