Recombinant Human Tryptophan 5-hydroxylase 2(TPH2)

Code CSB-EP809000HU
Size US$2062
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Product Details

Purity Greater than 85% as determined by SDS-PAGE.
Target Names TPH2
Uniprot No. Q8IWU9
Research Area Neuroscience
Alternative Names MGC138871; ADHD7; FLJ37295; MGC138872; Neuronal tryptophan hydroxylase; NTPH; TPH 2; Tph2; TPH2_HUMAN; Tryptophan 5-hydroxylase 2; Tryptophan 5-monooxygenase 2; Tryptophan hydroxylase 2
Species Homo sapiens (Human)
Source E.coli
Expression Region 1-490aa
Target Protein Sequence MQPAMMMFSSKYWARRGFSLDSAVPEEHQLLGSSTLNKPNSGKNDDKGNKGSSKREAATESGKTAVVFSLKNEVGGLVKALRLFQEKRVNMVHIESRKSRRRSSEVEIFVDCECGKTEFNELIQLLKFQTTIVTLNPPENIWTEEEELEDVPWFPRKISELDKCSHRVLMYGSELDADHPGFKDNVYRQRRKYFVDVAMGYKYGQPIPRVEYTEEETKTWGVVFRELSKLYPTHACREYLKNFPLLTKYCGYREDNVPQLEDVSMFLKERSGFTVRPVAGYLSPRDFLAGLAYRVFHCTQYIRHGSDPLYTPEPDTCHELLGHVPLLADPKFAQFSQEIGLASLGASDEDVQKLATCYFFTIEFGLCKQEGQLRAYGAGLLSSIGELKHALSDKACVKAFDPKTTCLQECLITTFQEAYFVSESFEEAKEKMRDFAKSITRPFSVYFNPYTQSIEILKDTRSIENVVQDLRSDLNTVCDALNKMNQYLGI
Note: The complete sequence including tag sequence, target protein sequence and linker sequence could be provided upon request.
Mol. Weight 60.1 kDa
Protein Length Full Length
Tag Info N-terminal 6xHis-tagged
Form Liquid or Lyophilized powder
Note: We will preferentially ship the format that we have in stock, however, if you have any special requirement for the format, please remark your requirement when placing the order, we will prepare according to your demand.
Buffer If the delivery form is liquid, the default storage buffer is Tris/PBS-based buffer, 5%-50% glycerol.
Note: If you have any special requirement for the glycerol content, please remark when you place the order.
If the delivery form is lyophilized powder, the buffer before lyophilization is Tris/PBS-based buffer, 6% Trehalose, pH 8.0.
Reconstitution We recommend that this vial be briefly centrifuged prior to opening to bring the contents to the bottom. Please reconstitute protein in deionized sterile water to a concentration of 0.1-1.0 mg/mL.We recommend to add 5-50% of glycerol (final concentration) and aliquot for long-term storage at -20°C/-80°C. Our default final concentration of glycerol is 50%. Customers could use it as reference.
Troubleshooting
and FAQs
Protein FAQs
Storage Condition Store at -20°C upon receipt, aliquoting is necessary for mutiple use. Avoid repeated freeze-thaw cycles.
Shelf Life The shelf life is related to many factors, storage state, buffer ingredients, storage temperature and the stability of the protein itself.
Generally, the shelf life of liquid form is 6 months at -20°C/-80°C. The shelf life of lyophilized form is 12 months at -20°C/-80°C.
Lead Time Delivery time may differ from different purchasing way or location, please kindly consult your local distributors for specific delivery time.
Notes Repeated freezing and thawing is not recommended. Store working aliquots at 4°C for up to one week.
Datasheet & COA Please contact us to get it.

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Target Data

Gene References into Functions
  1. These findings indicate that TPH1, TPH2, and SLC6A4 variants moderate the subjective effects of cocaine in non-treatment-seeking cocaine-dependent participants. PMID: 28590957
  2. results provide new evidence for the role of regulatory genetic variants that could modulate human TPH2 expression in the antidepressant response to fluoxetine. PMID: 28456685
  3. This study firstly demonstrated evidence for an association between aberrant cortical folding in the PFC and ACC and TPH2 polymorphism gene related to the pathophysiology of major depressive disorder. PMID: 27807918
  4. This study shown that theTPH2 genotype is likely to modulate the risk for addictive behaviors in PD on dopaminergic therapy. PMID: 27237108
  5. social anxiety disorder entails an overactive presynaptic serotonergic system that, in turn, seems functionally influenced by the TPH2 G-703T polymorphism in emotionally relevant brain regions PMID: 27189957
  6. nine ADHD candidate single nucleotide polymorphisms (SNPs) in seven genes were tested for association with PD in 5333 cases and 12,019 healthy controls. No significant association was observed. PMID: 28176268
  7. Tryptophan hydroxylase synthesizes Serotonin and is over-expressed in Suicides.TPH2 mRNA was greater in Suicide Nonsmokers than Suicide Smokers.The absence of altered TPH2 expression in non-suicide smokers suggests no pharmacological effect of Smoking. PMID: 26954509
  8. This study shown the significant results were found with TPH2 rs4570625 involved with fast visual processing as assessed by metacontrast. PMID: 27926628
  9. Genetic variation in TPH2 is associated with antidepressant response and may also interact with childhood trauma to influence outcome of antidepressant treatment. PMID: 27521242
  10. 2-way interaction between TPH2 rs4290270 and general traumas revealed that TT homozygotes with history of general traumas had an increased risk for suicide attempt. 3-way interaction of general traumas, TPH2 rs4290270 and ADARB1 rs4819035 indicated that highest predisposition to suicide attempt was observed in individuals who experienced general traumas and were TT homozygote for rs4290270 and TT homozygote for rs4819035. PMID: 28084537
  11. The catalytic domain of TPH1 shares a sequence identity of 81% with TPH2. Despite the high sequence identity, differences in the kinetic parameters of the isoforms have been identified; i.e., only TPH1 displays substrate tryptophan inhibition. PMID: 29035515
  12. results confirm the role of TPH1, TPH2, 5HT2A, CRHR1 and ACP1 variants in the risk of suicidal behavior. PMID: 27479537
  13. There was no association between rs11179000, rs136494 and rs4570625 polymorphisms of the tryptophan hydroxylase 2 gene and major depressive disorder in a sample of the Colombian population PMID: 28193370
  14. This study demonstrates that both TPH1 and TPH2 are expressed in human and mouse placenta throughout pregnancy and helps to better understand the placental serotonin system, which is crucial for healthy pregnancy and fetal development. PMID: 28751217
  15. This study provides the first evidence that, at least among Han Chinese patients with PD, AC genotype at rs78162420 in the TPH2 gene increase risk of depression. PMID: 28320136
  16. interaction between SNP rs4570625 and BDNF Val66Met predicts a high-Risk emotional phenotype PMID: 27695066
  17. Subjects with the TPH2 rs4570625 TT genotype, especially males, exhibit less aggression and a favourable impulsivity profile, and develop anxiety disorders by young adulthood less often PMID: 28342337
  18. Study reports an association between functional variation on the TPH2 promotor region and rich club-a densely mutually connected set of hub regions in the brain, thought to serve as a processing and integration core-organization PMID: 26975194
  19. Altered TPH2 expression in colonic serotonergic nerves of patients with Hirschsprung's disease complicated by enterocolitis may contribute to intestinal secretory and motor disturbances, including recurrent HAEC. PMID: 27217698
  20. The purposes of this study were to investigate the potential association of TPH-2 polymorphisms with susceptibility to ODD in a Han Chinese school population. In single marker analyses,there was a significant difference in the genotype (chi (2) = 4.163, P = 0.041) and allele frequency (chi (2) = 3.930, P = 0.047) of rs1386494 between ODD and control groups. PMID: 27871272
  21. the association studies between TPH2 and Bipolar disorder was investigated. PMID: 26365518
  22. Carriers of the TPH-2 allele may be at increased risk for PTSD. COMT rs4633C and TPH-2 rs11178997T alleles jointly explained 7% of the variance in PTSD severity scores. These findings provide biological support for dividing DSM-IV category C symptoms into DSM-5 categories C and D. PMID: 25451452
  23. Study demonstrated that 5-HTTLPR, VNTR In2, and TPH2 rs1386497 polymorphisms mediate working memory performance and that their effects on working memory depend on cocaine use of participants PMID: 26013962
  24. We also found that early family structure directly influences the levels of dysregulation problems in early adolescence, both alone and in interaction with TPH2. PMID: 26583347
  25. Chinese Han individuals with at least oners11178997T allele or rs120074175A allele are susceptible to MD even in the relative absence of high-negative life events. PMID: 26386440
  26. loss of function mutation in Tph2 results in greater motivation for ethanol consumption under aversive conditions and may confer enhanced sensitivity to alcohol use disorder PMID: 26497913
  27. TPH2 expression is regulated by DNA methylation of the TPH2 promoter region in patients with major depressive disorder. PMID: 25955598
  28. results provide evidence for an association between the rs7305115 polymorphism of the TPH-2 gene and suicidal behavior in a Mexican population. PMID: 26028568
  29. mood disorders and HTR1A G allele variation, the C-1019G polymorphism of the transcriptional control region of the 5-HT1A receptor, independently predicted the incidence of IFN-induced depression in HCV patients PMID: 26001668
  30. A potential role of TPH2 in alcohol dependencies suggested. TPH2 genetic variability may be also associated with anxiety and aggression traits in alcohol dependent subjects. PMID: 26232682
  31. 1,25-Dihydroxyvitamin D regulates expression of the tryptophan hydroxylase 2 and leptin genes: implication for behavioral influences of vitamin D. PMID: 26071405
  32. Case-control genetic association study in multi-ethnic Malaysian population. Strong linkage disequilibrium was detected between rs1386495 and rs1386494 in pooled subjects; however, no significant association was found in the haplotype analysis. PMID: 24376086
  33. TPH2 polymorphism may be associated with cognitive function in late onset depression patients. PMID: 26057341
  34. With regard to G-703 T/A-473 T/G19918A TPH-2 variants, this up-to-date meta-analysis could not detect any significant association between those genetic variants and suicidal behavior .[review and meta-analysis] PMID: 25005534
  35. genetic contribution to phenotypic facets related to obsessive-compulsive symptoms and perfectionism in healthy subjects; association of TPH2 s4570625 and DRD2 TaqIA SNPs with the subscales scrupulousness and perseverance of the BFQ factor conscientiousness were found PMID: 25283578
  36. results provide evidence on the possible role of genetic variations in 5-HT neurotransmission on development of personality traits, and suggest a functional interaction between two key proteins in the serotonergic system. PMID: 25455586
  37. The results of this study indicated that in the Han Chinese population TPH2 may be a potential susceptibility gene for bipolar disorder. Further studies are needed to validate this association. PMID: 25152196
  38. findings support that TPH2 may play an important functional role in the development of PTSD and contribute to the limited literature regarding the genetic basis and the sex-specific expression of PTSD's symptoms PMID: 25014617
  39. This study showed that an interaction among childhood abuse and genetic variants of TPH2. PMID: 25214390
  40. Data show that a marginal association between TPH2 rs11179023 and symptom improvement was observed in only the group of major depressive disorder patients treated with interpersonal counseling. PMID: 24958631
  41. Tryptophan hydroxylase 2 gene allele variants might be risk factors for psychiatric conditions in TLE [temporal lobe epilepsy ]. PMID: 24491795
  42. findings suggest that greater TPH2 gene expression is the basis for more TPH2 protein in the Dorsal Raphe Nucleus and Median Raphe Nucleus in alcoholics. PMID: 24942188
  43. TPH2 variant and maternal stress and depression are associated with difficulty disengaging attention from fearful facial expressions. PMID: 24304270
  44. Results show that a single nucleotide loss of function polymorphism in tph2 is sufficient to induce gene-dose-dependent cognitive deficits in mice PMID: 24196946
  45. The main finding was that carriers homozygous for the G allele(TPH2 -703 G/T) showed increased target-related induced gamma-band synchronization when combined with the A/A genotype of the (NE) transporter variation. PMID: 23258345
  46. Our findings suggest that common genetic variations of TPH2 are likely to contribute to genetic susceptibility to paranoid schizophrenia in Han Chinese. PMID: 24668623
  47. polymorphic tph2 enzyme has increased activity, but decreased enzyme stability and serotonin production PMID: 24899127
  48. None of the genetic markers within SLC6A4, MAOA, TPH1 and TPH2 were significantly associated with completed suicide or suicide method in the basic association tests. PMID: 23313272
  49. The results of this study showed no association between tryptophan TPH2 gene polymorphisms and the complication of medication overuse headaches in patients with migraines. PMID: 24458851
  50. None of the three gene variants, 5-HTTLPR, COMTval158met and TPH2 G-703T, was associated with long-term response to CBT for SAD. PMID: 24260145

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Involvement in disease Major depressive disorder (MDD); Attention deficit-hyperactivity disorder 7 (ADHD7)
Protein Families Biopterin-dependent aromatic amino acid hydroxylase family
Tissue Specificity Brain specific.
Database Links

HGNC: 20692

OMIM: 607478

KEGG: hsa:121278

STRING: 9606.ENSP00000329093

UniGene: Hs.736576

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