Selected-GenAtlas references SOURCE GeneCards NCBI Gene Swiss-Prot Ensembl
HGNC UniGene Nucleotide OMIM UCSC
Home Page
Symbol TXNRD2 contributors: - updated : 03-05-2004
HGNC name thioredoxin reductase 2
HGNC id 18155
Location 22q11.21      Physical location : 19.863.039 - 19.929.359
Synonym name
  • thioredexin reductase beta
  • selenoprotein Z
  • Synonym symbol(s) TRXR2, TR, TR3, SELZ, TR-BETA
    TYPE functioning gene
    STRUCTURE 66.00 kb     18 Exon(s)
    10 Kb 5' upstream gene genomic sequence study
    MAPPING cloned Y linked N status provisional
    Physical map
    LOC391294 22 similar to POM121 membrane glycoprotein-like 1 LOC343830 22q11.21 similar to carbonic anhydrase XV DGCR2 22q11.21 DiGeorge syndrome critical region gene 2 LOC391295 22 similar to serine/threonine kinase FKSG81; spermiogenesis associated 4 STK22B 22q11.2 serine/threonine kinase 22B (spermiogenesis associated) DGCR14 22q11.21 DiGeorge syndrome critical region gene 14 GSCL 22q11.21 goosecoid-like SLC25A1 22q11.21 solute carrier family 25 (mitochondrial carrier; citrate transporter), member 1 CLTCL1 22q11.21 clathrin, heavy polypeptide-like 1 HIRA 22q11.21-q11.23 HIR histone cell cycle regulation defective homolog A (S. cerevisiae) MRPL40 22q11.2 mitochondrial ribosomal protein L40 LOC128977 22q11.21 hypothetical protein LOC128977 UFD1L 22q11.21 ubiquitin fusion degradation 1-like CDC45L 22q11.2 CDC45 cell division cycle 45-like (S. cerevisiae) CLDN5 22q11.21 claudin 5 (transmembrane protein deleted in velocardiofacial syndrome) PNUTL1 22q11.21 peanut-like 1 (Drosophila) GP1BB 22q11.21 glycoprotein Ib (platelet), beta polypeptide LOC391296 22 similar to contains similarity to cell wall-plasma membrane linker protein~gene_id:MKA23.5 TBX1 22q11.21 T-box 1 GNB1L 22q11.2 guanine nucleotide binding protein (G protein), beta polypeptide 1-like FLJ21125 22q11.21 hypothetical protein FLJ21125 TXNRD2 22q11.21 thioredoxin reductase 2 COMT 22q11.2 catechol-O-methyltransferase ARVCF 22q11.21 armadillo repeat gene deletes in velocardiofacial syndrome DKFZp761P1121 22q11.21 hypothetical protein DKFZp761P1121 DGCR8 22q11.2 DiGeorge syndrome critical region gene 8 HTF9C 22q11.2 DiGeorge syndrome critical region gene 8 RANBP1 22q11.21 RAN binding protein 1 ZDHHC8 22q11.1 zinc finger, DHHC domain containing 8 LOC388849 22 LOC388849 FLJ32575 22q11.21 hypothetical protein FLJ32575 RTN4R 22q11.21 reticulon 4 receptor LOC388850 22 similar to proline dehydrogenase (oxidase) 1; proline oxidase 2; p53 induced protein; tumor protein p53 inducible protein 6 DGCR6L 22q11.2 DiGeorge syndrome critical region gene 6-like LOC391297 22 LOC391297 LOC284859 22q11.21 hypothetical gene supported by BC039313 GGT2 22q11 gamma-glutamyltransferase 2 LOC284874 22q11.21 hypothetical LOC284874 LOC388851 22 similar to phosphatidylinositol 4-kinase, catalytic, alpha polypeptide isoform 2; phosphatidylinositol 4-kinase, type II, alpha; phosphatidylinositol 4-kinase, type III, alpha; phosphatidylinositol 4-kinase 230 LOC388852 22 similar to hypothetical protein LOC388853 22 similar to Sushi domain (SCR repeat) containing LOC391298 22 similar to KIAA0649 gene product LOC388854 22 similar to Gamma-glutamyltranspeptidase 1 precursor (Gamma-glutamyltransferase 1) (CD224 antigen) LOC388855 22 hypothetical gene supported by BC039313 LOC388856 22 hypothetical gene supported by BC039313 LOC388857 22 similar to KIAA0649 gene product LOC391299 22 similar to Collagen alpha 1(II) chain precursor USP41 22q11.22 ubiquitin specific protease 41
    TRANSCRIPTS type messenger
    identificationnb exonstypebpproduct
    ProteinkDaAAspecific expressionYearPubmed
    - - 2180 - 524 - Kim et al (03)
    precursor, containing a mitochondrial leader peptide, and is located in the mitochondria
    - - 2042 - 428 - Kim et al (03)
    shorter isoform lacking the mitochondrial leader peptide
    - - 2025 - 494 - Kim et al (03)
    shorter isoform lacking the mitochondrial leader peptide (distinct to isoform 2)
    Type ubiquitous
    constitutive of
       expressed in (based on citations)
    SystemOrgan level 1Organ level 2Organ level 3Organ level 4LevelPubmedSpeciesStageRna symbol
    Digestiveintestinesmall intestine   
    Reproductivefemale systemuterus   
     male systemprostate   
     male systemtestis   
    cell lineage
    cell lines
    at STAGE
    physiological period pregnancy
    Text placenta
  • a mitochondrial leading sequence (MLS)
  • selenocysteine residue at the C terminus, conserved active site CVNVGC, and the FAD-binding and NADPH binding domain
  • mono polymer homomer , dimer
    isoforms Precursor
    intraspecies homolog to TRXR1
    FAMILY family of pyridine nucleotide-disulfide oxidoreductases
    CATEGORY enzyme
    SUBCELLULAR LOCALIZATION     intracellular
    basic FUNCTION
  • thioredoxin reductase activity
  • participates in the regulation of protein tyrosine phosphorylation and cell growth
  • play essential roles in cell survival and mitochondria-mediated apoptosis
  • CELLULAR PROCESS cell cycle, progression
    cell life, proliferation/growth
    a component
    small molecule
    cell & other