SGID Silkworm Genome Informatics Database
Gene
KWMTBOMO07935  Validated by peptides from experiments
Pre Gene Modal
BGIBMGA001165
Annotation
PREDICTED:_dynamin-1-like_protein_[Bombyx_mori]
Full name
Dynamin-1-like protein      
Alternative Name
Dnm1p/Vps1p-like protein
Dynamin family member proline-rich carboxyl-terminal domain less
Dynamin-like protein
Dynamin-like protein 4
Dynamin-like protein IV
Dynamin-related protein 1
Location in the cell
Nuclear   Reliability : 1.99
 

Sequence

CDS
ATGGAAGCTCTTATACCAGTTATTAATAAACTACAAGATGTGTTCAATACAGTTGGAGCTGATGCCATTCAATTACCCCAAATAGCTGTTTTAGGAACCCAGAGCTCTGGTAAAAGTTCAGTGATAGAAAGCCTGGTAGGTCGCTCATTTCTGCCTCGGGGTCCTGGGATAGTCACTCGGCGTCCTCTCATTCTCCAGTTAGTCTACAGTCCAAAAGAAGGCAAAGAGCATCGCTCAGCTGAAGAAGGTACTCTTAATCTAGAAGAATGGGGAAAGTTCCTACACACAAAAGACAAAATTTACACAAACTTTGAAGAGATAAGACAAGAAATAGAAAGAGAAACTGACCGTATGGCTGGCAGCAACAAGGGAATATCTCCAGAACCTATAAACTTGAAAATATATTCAACCACAGTTGTCAACCTTACTTTAGTCGATCTACCCGGTATAACAAAGGTGCCAATAGGTGATCAACCAGAAGACATAGAAAACCAAATCAGAAACCTTATTATTAAGTATATCTCTAACCCAAATTCCATTATATTAGCTGTAACAGCTGCTAATACAGACATGGCGACTAGTGAAGCCATCAAATTGGCTAAGGATGTGGACCCTGATGGCAGAAGGACATTGGCTGTTGTCACCAAACTTGATCTCATGGATGCAGGAACTGATGCAATAGATATTCTGTGTGGGCGCGTTATTCCGGTTAAACTAGGAATCATTGGCGTCGTAAATAGATCACAACAAGACATTATTGATAAGAAAACCATCACGGATGCACTGAAAGATGAAGCCACTTATCTCCAAAGGAAGTATCCCACTATAGCAACACGTAACGGAACTCCGTATTTAGCTAAAACATTGAATAGACTACTCATGCATCATATAAGAGATTGCCTACCAGAACTCAAGGTGCGTGTTAATGTAATGATATCACAATTCCAATCTCTTCTGAACTCCTACGGCGAAGATGTGTCGGACAAGTCTCAGACGTTATTGCAAATTATAACGAAATTCGCGAGTGCTTACTGTTCGACAATAGAAGGTACCGCCCGGAACATTGAGACCACTGAACTTTGTGGCGGCGCCAGAATCTGTTATATATTCCACGAGACTTTTGGACGCACTTTGGACTCCATACATCCTTTAGTAGGTTTGACCCGCATGGACATTTTGACCGCGATCCGCAACGCTACAGGCCCTAGACCGGCTTTATTCGTCCCTGAGGTATCTTTTGAGCTTCTGGTCAAGCGACAGATTAGAAGACTGGAAGACCCTTCGTTACGTTGTGTTGAACTGGTACACGAAGAAATGCAGAGGATCGTTCAGCACTGTGGCACAGAAGTCCAGCAGGAAATGCTACGTTTCCCACGCCTGCACCAGCGCATCGTCGACGTCGTCACGCAGCTGCTGAGGACTAGATTGCCTCCGACCAATTCTATGGTGGAGAACCTGGTGGCTATCGAGCTTGCGTACATAAACACGAAGCACCCCGACTTCCACCGCGAGGCGGCGCTGGTGTCCGGCCTGCTGAAGAGCGGCGACGACGACCACAGTCCCGTCTATAGACACAAGACTCCCAGGCCTTCTCCCTCACCGAATGTTCCCGCTATAACCGATGGTCACGAGAAATCTCCACAAAACATCAGCGAAACACCGTCGACCCCACAGATCAACGGAATGCCAGACAACAAGGCACTGACTCCTCAGAAGCCAGTGAACCTTCTGCCCGAAGTACCGATCCAAACATCACGTAAACTGTCAGAACGTGAACAACACGACTGTGACGTCATAGAGAGACTGATCAAGTCTTATTTCTACATCGTCCGGAAATCCATTCAGGACTCTGTACCAAAGGCTGTTATGCATTTCTTAGTGAATTTTGTGAAGGACAATCTGCAGTCCGAGCTCGTCACTCACCTGTACAAGTCTGACCAGGCCGAGAGCATGCTCAACGAGTCTGAGCACATCGCACAGCGGAGGAAGGAGGCCGCCGACATGCTAAAGGCTTTACAACGTGCCGGTCAAATCATAAGCGAGATCCGCGAGACGCACATGTGGTGA
Protein
MEALIPVINKLQDVFNTVGADAIQLPQIAVLGTQSSGKSSVIESLVGRSFLPRGPGIVTRRPLILQLVYSPKEGKEHRSAEEGTLNLEEWGKFLHTKDKIYTNFEEIRQEIERETDRMAGSNKGISPEPINLKIYSTTVVNLTLVDLPGITKVPIGDQPEDIENQIRNLIIKYISNPNSIILAVTAANTDMATSEAIKLAKDVDPDGRRTLAVVTKLDLMDAGTDAIDILCGRVIPVKLGIIGVVNRSQQDIIDKKTITDALKDEATYLQRKYPTIATRNGTPYLAKTLNRLLMHHIRDCLPELKVRVNVMISQFQSLLNSYGEDVSDKSQTLLQIITKFASAYCSTIEGTARNIETTELCGGARICYIFHETFGRTLDSIHPLVGLTRMDILTAIRNATGPRPALFVPEVSFELLVKRQIRRLEDPSLRCVELVHEEMQRIVQHCGTEVQQEMLRFPRLHQRIVDVVTQLLRTRLPPTNSMVENLVAIELAYINTKHPDFHREAALVSGLLKSGDDDHSPVYRHKTPRPSPSPNVPAITDGHEKSPQNISETPSTPQINGMPDNKALTPQKPVNLLPEVPIQTSRKLSEREQHDCDVIERLIKSYFYIVRKSIQDSVPKAVMHFLVNFVKDNLQSELVTHLYKSDQAESMLNESEHIAQRRKEAADMLKALQRAGQIISEIRETHMW

Summary

Description
Functions in mitochondrial and peroxisomal division. Mediates membrane fission through oligomerization into membrane-associated tubular structures that wrap around the scission site to constrict and sever the mitochondrial membrane through a GTP hydrolysis-dependent mechanism. The specific recruitment at scission sites is mediated by membrane receptors like MFF, MIEF1 and MIEF2 for mitochondrial membranes (PubMed:29899447). While the recruitment by the membrane receptors is GTP-dependent, the following hydrolysis of GTP induces the dissociation from the receptors and allows DNM1L filaments to curl into closed rings that are probably sufficient to sever a double membrane (PubMed:29899447). Through its function in mitochondrial division, ensures the survival of at least some types of postmitotic neurons, including Purkinje cells, by suppressing oxidative damage. Required for normal brain development, including that of cerebellum. Facilitates developmentally regulated apoptosis during neural tube formation. Required for a normal rate of cytochrome c release and caspase activation during apoptosis; this requirement may depend upon the cell type and the physiological apoptotic cues. Plays an important role in mitochondrial fission during mitosis (PubMed:26992161, PubMed:27301544, PubMed:27328748). Required for formation of endocytic vesicles. Proposed to regulate synaptic vesicle membrane dynamics through association with BCL2L1 isoform Bcl-X(L) which stimulates its GTPase activity in synaptic vesicles; the function may require its recruitment by MFF to clathrin-containing vesicles (PubMed:23792689). Required for programmed necrosis execution. Rhythmic control of its activity following phosphorylation at Ser-637 is essential for the circadian control of mitochondrial ATP production (PubMed:29478834).
Isoform 1: Inhibits peroxisomal division when overexpressed.
Isoform 4: Inhibits peroxisomal division when overexpressed.
Catalytic Activity
GTP + H2O = GDP + H(+) + phosphate
Subunit
Homotetramer; dimerizes through the N-terminal GTP-middle region of one molecule binding to the GED domain of another DNM1L molecule. Oligomerizes in a GTP-dependent manner to form membrane-associated tubules with a spiral pattern. Interacts with GSK3B and MARCH5. Interacts (via the GTPase and B domains) with UBE2I; the interaction promotes sumoylation of DNM1L, mainly in its B domain. Interacts with PPP3CA; the interaction dephosphorylates DNM1L and regulates its transition to mitochondria. Interacts with BCL2L1 isoform BCL-X(L) and CLTA; DNM1L and BCL2L1 isoform BCL-X(L) may form a complex in synaptic vesicles that also contains clathrin and MFF. Interacts with FIS1. Interacts with MIEF2 and MIEF1; GTP-dependent this regulates GTP hydrolysis and DNM1L oligomerization. Interacts with PGAM5; this interaction leads to dephosphorylation at Ser-656 and activation of GTPase activity and eventually to mitochondria fragmentation.
Similarity
Belongs to the TRAFAC class dynamin-like GTPase superfamily. Dynamin/Fzo/YdjA family.
Keywords
3D-structure   Acetylation   Alternative splicing   Biological rhythms   Cell junction   Coated pit   Complete proteome   Cytoplasm   Cytoplasmic vesicle   Disease mutation   Endocytosis   Glycoprotein   Golgi apparatus   GTP-binding   Hydrolase   Isopeptide bond   Lipid-binding   Membrane   Mitochondrion   Mitochondrion outer membrane   Necrosis   Nucleotide-binding   Peroxisome   Phosphoprotein   Polymorphism   Reference proteome   S-nitrosylation   Synapse   Ubl conjugation  
Feature
chain  Dynamin-1-like protein
splice variant  In isoform 7.
sequence variant  In OPA5; changed localization to mitochondrion; impaired mitochondrial membrane fission.
EC Number
3.6.5.5
Pubmed
28756777    26354079    12364791    24508170    18362917    19820115    + More
17994087    17510324    21282665    28004739    10731132    12537568    12537572    12537573    12537574    16110336    17569856    17569867    26109357    26109356    22936249    17550304    26108605    23537049    26483478    23691247    25401762    25765539    28797301    25576852    28503490    26830274    28049606    27129103    29209593    30249741    26334808    25474469    27289101    27649274    26823975    15562597    26383154    9348079    9731200    9570752    10749171    14702039    16541075    15489334    9422767    9472031    9786947    9915810    11514614    12499366    12618434    15208300    16874301    16936636    17015472    17301055    17553808    17606867    17460227    18695047    18088087    18669648    18838687    19413330    19407830    19638400    19411255    19690332    19342591    20688057    20068231    21269460    21508961    21701560    21406692    22265414    22223895    23921378    23186163    23283981    23792689    24275569    26122121    23530241    29478834    23584531    23977156    29899447    26604000    27145208    26992161    27301544    27328748    28969390    22398555    25362486    17431167    25319552    15592404   
EMBL
NWSH01002968    PCG67189.1    PCG67190.1    PCG67194.1    KZ149944    PZC76849.1    + More
PCG67193.1    KQ459299    KPJ01913.1    PCG67192.1    KQ460202    KPJ17179.1    KQ435793    KOX74157.1    NEVH01013548    PNF28898.1    PNF28900.1    UFQS01001724    UFQT01001724    SSX12012.1    SSX31530.1    AAAB01008984    EAA43354.4    KK107152    EZA57034.1    KQ971342    EFA03988.2    GFDF01003519    JAV10565.1    CH902667    EDV30590.1    GFDF01003518    JAV10566.1    CH477551    EAT39103.1    CH963920    EDW77557.1    GL766908    EFZ14479.1    KU245763    AND99762.1    GANO01000440    JAB59431.1    GEZM01078088    GEZM01078087    JAV63018.1    LBMM01000373    KMQ98988.1    LJIG01022485    KRT80330.1    CH480820    EDW54020.1    AE014134    BT133244    AAF51235.1    AFB40589.1    AGB92483.1    BT001269    AAN71025.1    CM000361    CM002910    EDX03489.1    KMY87696.1    OUUW01000006    SPP81876.1    CM000157    EDW87411.1    JRES01000186    KNC33478.1    KY082901    ATL63303.1    JXJN01023698    CH954177    EDV57494.1    GEBQ01016288    JAT23689.1    APGK01054222    KB741248    KB632305    ENN71933.1    ERL91868.1    JXUM01118366    JXUM01118367    JXUM01118368    KQ566177    KXJ70341.1    AJWK01021692    AJWK01021693    AJWK01021694    AJWK01021695    AK417897    BAN21112.1    GGMS01014913    MBY84116.1    GBHO01016403    GBRD01005441    JAG27201.1    JAG60380.1    GANP01004021    JAB80447.1    GFXV01005446    MBW17251.1    GFPF01007421    MAA18567.1    GACK01005101    JAA59933.1    GFAC01000329    JAT98859.1    GEDV01003252    JAP85305.1    GEFH01001757    JAP66824.1    GDKW01000779    JAI55816.1    ACPB03014269    GFAA01000724    JAU02711.1    ABLF02022564    CVRI01000038    CRK94284.1    KY563806    ASO76335.1    QOIP01000007    RLU20725.1    GBGD01000679    JAC88210.1    GBBK01002155    JAC22327.1    PCG67191.1    PCG67188.1    GBBI01000244    JAC18468.1    MTYJ01000154    OQV12100.1    LJIJ01000139    ODN01790.1    LNIX01000004    OXA55816.1    BDGG01000001    GAU89864.1    GDHC01012956    JAQ05673.1    AAGJ04011675    AB006965    AF061795    AF000430    AF151685    AK299926    AK291094    AK294533    AB209070    AC084824    AC087588    BC024590    AGTP01074868    AGTP01074869    KL411409    KFR07069.1    AQIA01010528    AQIA01010529    CABD030084725    CABD030084726    CABD030084727    CABD030084728    NDHI03003395    PNJ67374.1    GABC01000958    GABF01007044    GABD01006636    GABE01006730    NBAG03000401    JAA10380.1    JAA15101.1    JAA26464.1    JAA38009.1    PNI28698.1    JSUE03006471    JU320788    JU320789    JU320790    AFE64544.1    AADN05000523    AC145973    GEBF01004253    JAN99379.1   
Pfam
PF01031   Dynamin_M        + More
PF02212   GED
PF00350   Dynamin_N
PF01607   CBM_14
Interpro
IPR027417   P-loop_NTPase        + More
IPR003130   GED       
IPR000375   Dynamin_central       
IPR030556   DNM1L       
IPR022812   Dynamin_SF       
IPR030381   G_DYNAMIN_dom       
IPR001401   Dynamin_GTPase       
IPR011993   PH-like_dom_sf       
IPR020850   GED_dom       
IPR019762   Dynamin_GTPase_CS       
IPR002557   Chitin-bd_dom       
IPR036508   Chitin-bd_dom_sf       
SUPFAM
SSF52540   SSF52540        + More
SSF57625   SSF57625       
Gene 3D
PDB
5WP9     E-value=0,     Score=2406

Ontologies

Topology

Subcellular location
Cytoplasm  
Cytosol  
Golgi apparatus  
Endomembrane system  
Mitochondrion outer membrane  
Peroxisome  
Membrane  
Clathrin-coated pit  
Cytoplasmic vesicle  
Secretory vesicle  
Synaptic vesicle membrane  
Length:
688
Number of predicted TMHs:
0
Exp number of AAs in TMHs:
0.00426
Exp number, first 60 AAs:
0.00042
Total prob of N-in:
0.00033
outside
1  -  688
 
 

Population Genetic Test Statistics

Pi
166.363831
Theta
175.842574
Tajima's D
0.022983
CLR
1876.536316
CSRT
0.375881205939703
Interpretation
Uncertain
Peptides ×
Source Sequence Identity Evalue
28556443 TITDALKDEATYLQR 100.00 1e-06
26822097 NIETTEICGGAR 100.00 0.001
28467696 VPIEWEEVDVTAVRGPDGK 100.00 0.001
28556443 AIADPADMER 100.00 0.003
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