Bos taurus      DSP/Myotubularins


※ Myotubularins family introduction

    Myotubularins (MTM) phosphatases belong to a family of conserved DUSP phosphatase. The myotubularins is consist of 14 members which share a conserved protein tyrosine phosphatase catalytic domain and myotubularins is a large family of phosphoinositide lipid 3-phosphatases with specificity for PtdIns3P and PtdIns (3, 5) P2. Besides PTP domain, myotubularins also contains other motifs which may contribute to protein−protein or protein−lipid interactions. Myotubularins participates in endocytic pathway by regulating substrates PtdIns3P and PtdIns (3,5)P2 which are key regulator of endocytic pathway and myotubularins may function to suppress concentration of substrate lipids at inappropriate compartments. In addition, some studies show that several MTMs, such as MTMR1, MTMR6, MTMR7, MTMR8 and MTMR12 play an important role in promoting cell survival by regulating PtdIns5P level and PtdIns (3,4,5)P3 specific 5-phosphatase, in turn control PKB/Akt activation. Myotubularins mutation is often accompanied with some diseases. MTM1 mutation can lead to condition known as myotubular myopathy. MTMR2 and MTMR13/Sbf2 mutations lead to clinically indistinguishable forms of a neuropathy called Charcot−Marie−Tooth syndrome (types 4B1 and 4B2). MTMR2 and MTMR5/Sbf1 mutations lead to impaired spermatogenesis and azoospermia.

Reference
1. Clague, M.J. and Lorenzo, O. (2005) The myotubularin family of lipid phosphatases. Traffic, 6, 1063-1069. PMID: 16262718


There are 16 genes.  Reviewed (2 or Unreviewed (14

No.StatusiEKPD IDEnsemble Gene IDUniProt AccessionGene Name
1
iEKPD-Bot-0536
ENSBTAG00000014138.5
A6QLT4
MTM1
2
iEKPD-Bot-0543
ENSBTAG00000014390.2
Q2KJ24
MTMR9
3
iEKPD-Bot-0541
ENSBTAG00000009657.4
E1BFE6
MTMR1
4
iEKPD-Bot-0558
ENSBTAG00000014422.5
E1B9S5
MTMR10
5
iEKPD-Bot-0545
ENSBTAG00000012496.5
F1MWR0
MTMR11
6
iEKPD-Bot-0559
ENSBTAG00000012278.6
E1BNH5
MTMR12
7
iEKPD-Bot-0538
ENSBTAG00000009765.5
A6QLE9
MTMR14
8
iEKPD-Bot-0534
ENSBTAG00000016557.5
F1MMI7
MTMR2
9
iEKPD-Bot-0593
ENSBTAG00000001030.5
F1MFT9
MTMR3
10
iEKPD-Bot-0607
ENSBTAG00000015352.5
A6QNR4
MTMR4
11
iEKPD-Bot-0535
ENSBTAG00000003116.5
E1BJH8
MTMR6
12
iEKPD-Bot-0542
ENSBTAG00000010372.5
E1BEV2
MTMR7
13
iEKPD-Bot-0540
ENSBTAG00000035705.2
F1ME94
MTMR8
14
iEKPD-Bot-0537
ENSBTAG00000003726.4
A7MB43
MTMR9
15
iEKPD-Bot-0600
ENSBTAG00000021337.5
G5E5Q8
SBF1
16
iEKPD-Bot-0486
ENSBTAG00000043981.2
F1MMR9
SBF2