Identification
BMDB Protein ID BMDBP00083
Secondary Accession Numbers None
Name Serine hydroxymethyltransferase, mitochondrial
Synonyms Not Available
Gene Name SHMT2
Protein Type Enzyme
Biological Properties
General Function Amino acid transport and metabolism
Specific Function Catalyzes the cleavage of serine to glycine accompanied with the production of 5,10-methylenetetrahydrofolate, an essential intermediate for purine biosynthesis. Serine provides the major source of folate one-carbon in cells by catalyzing the transfer of one carbon from serine to tetrahydrofolate. Contributes to the de novo mitochondrial thymidylate biosynthesis pathway via its role in glycine and tetrahydrofolate metabolism: thymidylate biosynthesis is required to prevent uracil accumulation in mtDNA. Also required for mitochondrial translation by producing 5,10-methylenetetrahydrofolate; 5,10-methylenetetrahydrofolate providing methyl donors to produce the taurinomethyluridine base at the wobble position of some mitochondrial tRNAs. Associates with mitochondrial DNA. In addition to its role in mitochondria, also plays a role in the deubiquitination of target proteins as component of the BRISC complex: required for IFNAR1 deubiquitination by the BRISC complex.
Pathways
  • Glycine and Serine Metabolism
  • One-carbon metabolism
  • Tetrahydrofolate interconversion
Reactions
5,10-Methylene-THF + Glycine + Water → Tetrahydrofolic acid + L-Serine details
GO Classification Not Available
Cellular Location Not Available
Gene Properties
Chromosome Location 5
Locus Not Available
SNPs SHMT2
Gene Sequence
>1515 bp
ATGTTGTCCTTCTCTTTTATTTGGGCGACTCGGCCTCTGCGGAGATGTGGTCAGCTGGTT
GGGATGGCCGTACGGTGCCAGCACAGTGAGGCGGCCCAGACTCAGACTGGAGAAGCAAGC
AAGGGCTGGTCAGGCCAGGAGAGTCTATCAGACAGTGACCCTGAGATGTGGGAGCTGCTG
CGGAGAGAGAAGGACAGGCAGTGTCGCGGCCTGGAGCTCATTGCTTCAGAGAACTTCTGC
AGCCGAGCTGCGCTGGAGGCCCTGGGGTCCTGTCTGAACAACAAGTACTCGGAGGGTTAT
CCTGGCAAGAGATACTACGGAGGAGCAGAGGTAGTGGATGAGATAGAGCTGCTGTGTCAG
CGCCGGGCCTTGGAGGCCTTTGACCTGGATCCTGCTCAGTGGGGAGTCAATGTCCAACCC
TACTCCGGATCCCCAGCCAATCTGGCTGCCTACACAGCCCTTCTGCAGCCTCACGACCGA
ATCATGGGGCTGGACTTGCCCGATGGGGGCCATCTCACCCACGGCTACATGTCTGATGTC
AAGCGGATCTCAGCTACATCTATCTTCTTCGAGTCTATGCCTTATAAGCTGAACCCCCAA
ACCGGCCTCATTGACTATGACCAGCTGGCACTCACTGCTCGGCTCTTCAAACCACGACTC
ATCATAGCTGGTACCAGTGCCTATGCTCGTCTCATTGACTACGCCCGCATGAGAGAAGTG
TGTGACGAGGTCAAGGCACACCTCTTGGCAGACATGGCCCACATCAGTGGCCTGGTGGCT
GCCAAGGTGATCCCCTCACCCTTCAAGCACGCGGATATTGTCACCACGACCACTCACAAG
ACCCTTCGAGGGGCCAGGTCAGGACTCATCTTCTACCGGAAGGGGGTGCAGGCTGTGGAC
CCCAAAACTGGCCGAGAGATCCCTTACACATTTGAGGACCGAATCAACTTTGCTGTGTTC
CCATCCCTGCAGGGGGGCCCCCACAACCATGCCATTGCTGCAGTGGCTGTGGCCCTAAAG
CAGGCCTGCACCCCCATGTTCCGGGAGTACTCCCTGCAGATTCTAAAGAACGCTCAGGCC
ATGGCTAATGCCCTGCTGGAGCGAGGCTACTCCCTGGTGTCTGGTGGCACTGACAACCAC
CTAGTGCTGGTAGACCTTCGGCCAAAGGGCCTGGACGGAGCTCGAGCAGAACGGGTGTTG
GAACTTGTATCCATCACGGCCAACAAGAACACCTGTCCTGGAGATCGAAGTGCCATCACC
CCTGGGGGCCTGAGGCTGGGGGCCCCAGCCCTGACTTCTCGAGGGTTCCTTGAAGATGAC
TTCCGGAAAGTTGTAGGCTTTATAGATGAAGGTGTCAACATTGGCTTGGAAGTGAAGAGC
AAGACCACCAAACTCCAGGATTTCAAATCTTTCCTGCTCAAAGACCCAGAAACAAGTCAT
CAGCTGGCCGACCTTAGGCAACGGGTGGAGCAGTTCGCCAGGGCCTTCCCCATGCCTGGT
TTTGATGATCACTGA
Protein Properties
Number of Residues 504
Molecular Weight 55605.0
Theoretical pI 7.78
Pfam Domain Function Not Available
Signals
  • None
Transmembrane Regions Not Available
Protein Sequence
>Serine hydroxymethyltransferase, mitochondrial
MLSFSFIWATRPLRRCGQLVGMAVRCQHSEAAQTQTGEASKGWSGQESLSDSDPEMWELL
RREKDRQCRGLELIASENFCSRAALEALGSCLNNKYSEGYPGKRYYGGAEVVDEIELLCQ
RRALEAFDLDPAQWGVNVQPYSGSPANLAAYTALLQPHDRIMGLDLPDGGHLTHGYMSDV
KRISATSIFFESMPYKLNPQTGLIDYDQLALTARLFKPRLIIAGTSAYARLIDYARMREV
CDEVKAHLLADMAHISGLVAAKVIPSPFKHADIVTTTTHKTLRGARSGLIFYRKGVQAVD
PKTGREIPYTFEDRINFAVFPSLQGGPHNHAIAAVAVALKQACTPMFREYSLQILKNAQA
MANALLERGYSLVSGGTDNHLVLVDLRPKGLDGARAERVLELVSITANKNTCPGDRSAIT
PGGLRLGAPALTSRGFLEDDFRKVVGFIDEGVNIGLEVKSKTTKLQDFKSFLLKDPETSH
QLADLRQRVEQFARAFPMPGFDDH
GenBank ID Protein AAI03243.1
UniProtKB/Swiss-Prot ID Q3SZ20
UniProtKB/Swiss-Prot Entry Name GLYM_BOVIN
PDB IDs Not Available
GenBank Gene ID BC103242
GeneCard ID SHMT2
GenAtlas ID Not Available
HGNC ID Not Available
References
General References Not Available