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MGME1

Gene
mgme1
Protein
Mitochondrial genome maintenance exonuclease 1
Organism
Xenopus tropicalis
Length
347 amino acids
Function
Single-stranded DNA (ssDNA) metal-dependent exonuclease involved in mitochondrial genome maintenance. Has preference for 5'-3' exonuclease activity. Necessary for maintenance of proper 7S DNA levels. Probably involved in mitochondrial DNA (mtDNA) repair. Specifically binds 5-hydroxymethylcytosine (5hmC)-containing DNA in stem cells (By similarity).
Similarity
Belongs to the MGME1 family.
Mass
39.949 kDa
Sequence
MKPLQQIHLTCRRIIRDVLQHKSFLPAFISTSCTCLSRKKKHNGYDEVNQAKYEGLVRTVTASRISPQTPDRLFEEDNFLFGKVVKSKTATQTPEPKAPQNWVPLSNPNKVSLPLEKTDFDLPLKISLPARNHMANGTIPSVTRILQQTMPMEQAFYLERWKQRMIMELGEQGFAEYTAALFSQGKQFHMQLEDLLLALDHGKKEEPEGSTGYLSSVQHVLTDIIGVKSLESAVHHSELQYLGLVDCVAEYRQKLCVIDWKTSEKPKPYIRDTFDNPLQIAAYIGAINHDNNYNFQVNCGLIVVAYKDGSPAHTHFMDTDLCLHFWNKWLLRLEEYKKKKEEKEKQQ

Gene
MGME1
Protein
Mitochondrial genome maintenance exonuclease 1
Organism
Homo sapiens
Length
344 amino acids
Function
Metal-dependent single-stranded DNA (ssDNA) exonuclease involved in mitochondrial genome maintenance. Has preference for 5'-3' exonuclease activity but is also capable of endoduclease activity on linear substrates. Necessary for maintenance of proper 7S DNA levels. Probably involved in mitochondrial DNA (mtDNA) repair, possibly via the processing of displaced DNA containing Okazaki fragments during RNA-primed DNA synthesis on the lagging strand or via processing of DNA flaps during long-patch base excision repair. Specifically binds 5-hydroxymethylcytosine (5hmC)-containing DNA in stem cells.
Similarity
Belongs to the MGME1 family.
Mass
39.421 kDa
Sequence
MKMKLFQTICRQLRSSKFSVESAALVAFSTSSYSCGRKKKVNPYEEVDQEKYSNLVQSVLSSRGVAQTPGSVEEDALLCGPVSKHKLPNQGEDRRVPQNWFPIFNPERSDKPNASDPSVPLKIPLQRNVIPSVTRVLQQTMTKQQVFLLERWKQRMILELGEDGFKEYTSNVFLQGKRFHEALESILSPQETLKERDENLLKSGYIESVQHILKDVSGVRALESAVQHETLNYIGLLDCVAEYQGKLCVIDWKTSEKPKPFIQSTFDNPLQVVAYMGAMNHDTNYSFQVQCGLIVVAYKDGSPAHPHFMDAELCSQYWTKWLLRLEEYTEKKKNQNIQKPEYSE

Gene
Mgme1
Protein
Mitochondrial genome maintenance exonuclease 1
Organism
Mus musculus
Length
338 amino acids
Function
Metal-dependent single-stranded DNA (ssDNA) exonuclease involved in mitochondrial genome maintenance. Has preference for 5'-3' exonuclease activity but is also capable of endoduclease activity on linear substrates. Necessary for maintenance of proper 7S DNA levels. Probably involved in mitochondrial DNA (mtDNA) repair, possibly via the processing of displaced DNA containing Okazaki fragments during RNA-primed DNA synthesis on the lagging strand or via processing of DNA flaps during long-patch base excision repair (By similarity). Specifically binds 5-hydroxymethylcytosine (5hmC)-containing DNA in stem cells.
Similarity
Belongs to the MGME1 family.
Mass
38.391 kDa
Sequence
MKLPLTFCRLLSRLNRFSVKASPPVSFSTFSYLCSQKKKNSYEAVDQAKYSRLVRSVLSRGPAQTPESLFKEDDVLYGPVSKHKAAEPEPQARVPQHCFPIFNEERTGKPHTDASSSPLKIPLQRNSIPSVTRILQQTMPPEQSFFLERWKERMVLELGEDGFAEYTSNVFLQGKQFHKALESILSPQENLTGGEEHPQCGYIESIQHILTEISGVQALESAVQHEALKYVGLLDCVAEYRGKLCVIDWKTSEKPKPLIRNTYDNPLQVVAYMGAVNHDAHYSFQVQCGLIVVAYKDGSPAHPHFMDEELCSKYWAKWLLRLEEYTEKQKNLSAPEPA