Gch1 (GTP cyclohydrolase 1) - Rat Genome Database

Send us a Message

Submit Data |  Help |  Video Tutorials |  News |  Publications |  Download |  REST API |  Citing RGD |  Contact   
Gene: Gch1 (GTP cyclohydrolase 1) Rattus norvegicus
Symbol: Gch1
Name: GTP cyclohydrolase 1
RGD ID: 61992
Description: Enables several functions, including GTP binding activity; GTP cyclohydrolase I activity; and metal ion binding activity. Involved in several processes, including dihydrobiopterin metabolic process; response to pain; and vasodilation. Part of protein-containing complex. Human ortholog(s) of this gene implicated in BH4-deficient hyperphenylalaninemia B; bipolar disorder; dystonia; and dystonia 5. Orthologous to human GCH1 (GTP cyclohydrolase 1); PARTICIPATES IN dopa responsive dystonia pathway; Segawa syndrome pathway; folate metabolic pathway; INTERACTS WITH 1,2,4-trimethylbenzene; 17alpha-ethynylestradiol; 17beta-estradiol.
Type: protein-coding
Previously known as: Gch; GTP cyclohydrase I; GTP cyclohydrolase I; GTP-CH-I
RGD Orthologs
Green Monkey
Naked Mole-Rat
Alliance Genes
More Info more info ...
Latest Assembly: mRatBN7.2 - mRatBN7.2 Assembly
Rat AssemblyChrPosition (strand)SourceGenome Browsers
mRatBN7.21520,404,267 - 20,437,727 (-)NCBImRatBN7.2mRatBN7.2
mRatBN7.2 Ensembl1520,402,527 - 20,437,698 (-)EnsemblmRatBN7.2 Ensembl
UTH_Rnor_SHR_Utx1523,184,907 - 23,218,319 (-)NCBIRnor_SHR
UTH_Rnor_SHRSP_BbbUtx_1.01524,142,871 - 24,176,283 (-)NCBIRnor_SHRSP
UTH_Rnor_WKY_Bbb_1.01522,394,011 - 22,427,378 (-)NCBIRnor_WKY
Rnor_6.01523,935,011 - 23,968,971 (-)NCBIRnor6.0Rnor_6.0rn6Rnor6.0
Rnor_6.0 Ensembl1523,934,585 - 23,969,011 (-)EnsemblRnor6.0rn6Rnor6.0
Rnor_5.01527,876,253 - 27,910,213 (-)NCBIRnor5.0Rnor_5.0rn5Rnor5.0
RGSC_v3.41523,023,996 - 23,139,794 (-)NCBIRGSC3.4RGSC_v3.4rn4RGSC3.4
RGSC_v3.11523,039,695 - 23,155,494 (-)NCBI
Celera1520,799,206 - 20,832,598 (-)NCBICelera
Cytogenetic Map15p14NCBI
JBrowse: View Region in Genome Browser (JBrowse)

Gene-Chemical Interaction Annotations     Click to see Annotation Detail View
(S)-colchicine  (ISO)
(S)-nicotine  (ISO)
1,1-dichloroethene  (ISO)
1,2,4-trimethylbenzene  (EXP)
1,2-dichloroethane  (ISO)
1,2-dimethylhydrazine  (ISO)
1-methyl-4-phenyl-1,2,3,6-tetrahydropyridine  (ISO)
17alpha-ethynylestradiol  (EXP)
17beta-estradiol  (EXP,ISO)
17beta-estradiol 3-benzoate  (EXP)
2,3,7,8-tetrachlorodibenzodioxine  (EXP,ISO)
2,4,6-trinitrobenzenesulfonic acid  (ISO)
2,4-diaminotoluene  (ISO)
2,4-dibromophenyl 2,4,5-tribromophenyl ether  (ISO)
2,4-dinitrotoluene  (EXP)
2,6-dinitrotoluene  (EXP)
2-butoxyethanol  (ISO)
2-methylcholine  (ISO)
3',5'-cyclic GMP  (ISO)
3,3',5-triiodo-L-thyronine  (EXP)
3-methylcholanthrene  (ISO)
4,4'-sulfonyldiphenol  (ISO)
4-hydroxyphenyl retinamide  (ISO)
5,6,7,8-tetrahydrobiopterin  (ISO)
5-aza-2'-deoxycytidine  (ISO)
acetylcholine  (EXP,ISO)
acrolein  (ISO)
adenine  (ISO)
all-trans-retinoic acid  (ISO)
alpha-pinene  (ISO)
ammonium chloride  (EXP)
anthra[1,9-cd]pyrazol-6(2H)-one  (ISO)
antimycin A  (ISO)
antirheumatic drug  (ISO)
aristolochic acid A  (ISO)
arsane  (ISO)
arsenic atom  (ISO)
arsenite(3-)  (ISO)
benzo[a]pyrene  (ISO)
benzo[b]fluoranthene  (ISO)
bisphenol A  (EXP)
bisphenol F  (ISO)
butanal  (ISO)
cadmium dichloride  (EXP)
Calcimycin  (EXP)
capsaicin  (ISO)
carbon nanotube  (ISO)
chrysene  (ISO)
cisplatin  (ISO)
clofibrate  (ISO)
cobalt dichloride  (EXP)
copper atom  (EXP)
copper(0)  (EXP)
copper(II) sulfate  (ISO)
cyclosporin A  (ISO)
cyproconazole  (ISO)
decabromodiphenyl ether  (EXP)
dexamethasone  (EXP)
diazinon  (EXP,ISO)
dicrotophos  (ISO)
diethylstilbestrol  (EXP)
dimethylarsinic acid  (ISO)
dioxygen  (ISO)
dopamine  (EXP)
dorsomorphin  (ISO)
endosulfan  (EXP)
epoxiconazole  (ISO)
ethyl methanesulfonate  (ISO)
flavonoids  (EXP)
fluoranthene  (ISO)
flutamide  (EXP)
folic acid  (ISO)
formaldehyde  (ISO)
fulvestrant  (EXP)
furan  (EXP)
gentamycin  (EXP)
glutathione  (EXP)
GW 501516  (ISO)
hydrogen peroxide  (ISO)
L-erythro-7,8-dihydrobiopterin  (ISO)
lead diacetate  (EXP,ISO)
lipopolysaccharide  (EXP,ISO)
manganese(II) chloride  (EXP)
methamphetamine  (EXP)
methidathion  (ISO)
methotrexate  (ISO)
methyl methanesulfonate  (ISO)
methylarsonic acid  (ISO)
methylmercury chloride  (ISO)
methylphenidate  (ISO)
mitomycin C  (ISO)
mitoxantrone  (ISO)
N-nitrosodiethylamine  (EXP)
naphthalenes  (EXP)
nefazodone  (EXP)
neopterin  (ISO)
nickel atom  (ISO)
nickel dichloride  (EXP)
nicotine  (ISO)
nimesulide  (EXP)
oxaliplatin  (EXP)
oxidopamine  (EXP)
ozone  (ISO)
paracetamol  (EXP,ISO)
paraquat  (EXP)
parathion  (ISO)
perfluorooctanoic acid  (EXP)
phenethyl caffeate  (EXP)
phenobarbital  (EXP,ISO)
pirinixic acid  (ISO)
pregnenolone 16alpha-carbonitrile  (EXP)
profenofos  (EXP)
propiconazole  (ISO)
reserpine  (EXP)
resveratrol  (EXP,ISO)
rotenone  (EXP,ISO)
S-(1,2-dichlorovinyl)-L-cysteine  (ISO)
sapropterin  (ISO)
sarin  (ISO)
SB 431542  (ISO)
sepiapterin  (EXP)
sevoflurane  (EXP)
silicon dioxide  (EXP,ISO)
silver atom  (ISO)
silver(0)  (ISO)
sodium arsenate  (ISO)
sodium arsenite  (ISO)
sodium dichromate  (EXP,ISO)
Soman  (EXP)
succimer  (ISO)
sunitinib  (ISO)
superoxide  (ISO)
testosterone  (EXP,ISO)
tetrachloromethane  (ISO)
thioacetamide  (EXP)
titanium dioxide  (EXP,ISO)
topotecan  (EXP,ISO)
Tributyltin oxide  (ISO)
trichostatin A  (ISO)
triptonide  (ISO)
undecane  (EXP)
urethane  (ISO)
valproic acid  (ISO)
vinclozolin  (EXP)
zinc atom  (ISO)
zinc(0)  (ISO)

Gene Ontology Annotations     Click to see Annotation Detail View

Cellular Component

Molecular Pathway Annotations     Click to see Annotation Detail View

References - curated
# Reference Title Reference Citation
1. The protein partners of GTP cyclohydrolase I in rat organs. Du J, etal., PLoS One. 2012;7(3):e33991. doi: 10.1371/journal.pone.0033991. Epub 2012 Mar 27.
2. GTP cyclohydrolase I induction in striatal astrocytes following intrastriatal kainic acid lesion. Foster JA, etal., J Chem Neuroanat 2002 Sep;24(3):173-9.
3. Phylogenetic-based propagation of functional annotations within the Gene Ontology consortium. Gaudet P, etal., Brief Bioinform. 2011 Sep;12(5):449-62. doi: 10.1093/bib/bbr042. Epub 2011 Aug 27.
4. Cloning and sequencing of cDNA encoding rat GTP cyclohydrolase I. The first enzyme of the tetrahydrobiopterin biosynthetic pathway. Hatakeyama K, etal., J Biol Chem 1991 Jan 15;266(2):765-9.
5. Purification and characterization of rat liver GTP cyclohydrolase I. Cooperative binding of GTP to the enzyme. Hatakeyama K, etal., J Biol Chem. 1989 Dec 25;264(36):21660-4.
6. Hereditary progressive dystonia with marked diurnal fluctuation caused by mutations in the GTP cyclohydrolase I gene. Ichinose H, etal., Nat Genet. 1994 Nov;8(3):236-42.
7. Identification of a rabphilin-3A-interacting protein as GTP cyclohydrolase I in PC12 cells. Imazumi K, etal., Biochem Biophys Res Commun. 1994 Dec 15;205(2):1409-16.
8. Linkage and candidate gene analysis of 14q22-24 in bipolar disorder: support for GCHI as a novel susceptibility gene. Kealey C, etal., Am J Med Genet B Neuropsychiatr Genet. 2005 Jul 5;136(1):75-80.
9. KEGG: Kyoto Encyclopedia of Genes and Genomes KEGG
10. The mechanism of potent GTP cyclohydrolase I inhibition by 2,4-diamino-6-hydroxypyrimidine: requirement of the GTP cyclohydrolase I feedback regulatory protein. Kolinsky MA and Gross SS, J Biol Chem. 2004 Sep 24;279(39):40677-82. Epub 2004 Jul 29.
11. Coinduction of GTP cyclohydrolase I and inducible NO synthase in rat osteoblasts during space flight: apoptotic and self-protective response? Kumei Y, etal., Ann N Y Acad Sci. 2003 Dec;1010:481-5.
12. Increased blood flow causes coordinated upregulation of arterial eNOS and biosynthesis of tetrahydrobiopterin. Lam CF, etal., Am J Physiol Heart Circ Physiol. 2006 Feb;290(2):H786-93. Epub 2005 Sep 30.
13. Structural basis of biopterin-induced inhibition of GTP cyclohydrolase I by GFRP, its feedback regulatory protein. Maita N, etal., J Biol Chem. 2004 Dec 3;279(49):51534-40. Epub 2004 Sep 23.
14. Crystal structure of the stimulatory complex of GTP cyclohydrolase I and its feedback regulatory protein GFRP. Maita N, etal., Proc Natl Acad Sci U S A. 2002 Feb 5;99(3):1212-7. Epub 2002 Jan 29.
15. Purification and cloning of the GTP cyclohydrolase I feedback regulatory protein, GFRP. Milstien S, etal., J Biol Chem 1996 Aug 16;271(33):19743-51.
16. GTP cyclohydrolase 1 inhibition attenuates vasodilation and increases blood pressure in rats. Mitchell BM, etal., Am J Physiol Heart Circ Physiol. 2003 Nov;285(5):H2165-70. Epub 2003 Jul 10.
17. Electronic Transfer of LocusLink and RefSeq Data NCBI rat LocusLink and RefSeq merged data July 26, 2002
18. OMIM Disease Annotation Pipeline OMIM Disease Annotation Pipeline
19. KEGG Annotation Import Pipeline Pipeline to import KEGG annotations from KEGG into RGD
20. SMPDB Annotation Import Pipeline Pipeline to import SMPDB annotations from SMPDB into RGD
21. GOA pipeline RGD automated data pipeline
22. ClinVar Automated Import and Annotation Pipeline RGD automated import pipeline for ClinVar variants, variant-to-disease annotations and gene-to-disease annotations
23. Data Import for Chemical-Gene Interactions RGD automated import pipeline for gene-chemical interactions
24. Comprehensive gene review and curation RGD comprehensive gene curation
25. Response of tyrosine hydroxylase and GTP cyclohydrolase I gene expression to estrogen in brain catecholaminergic regions varies with mode of administration. Serova LI, etal., Brain Res. 2004 Jul 23;1015(1-2):1-8.
26. Rat GTP cyclohydrolase I is a homodecameric protein complex containing high-affinity calcium-binding sites. Steinmetz MO, etal., J Mol Biol. 1998 May 29;279(1):189-99.
27. Enhanced expression of GTP cyclohydrolase I in V-1-overexpressing PC12D cells. Suzuki T, etal., Biochem Biophys Res Commun 2002 May 10;293(3):962-8.
28. GTP cyclohydrolase and tetrahydrobiopterin regulate pain sensitivity and persistence. Tegeder I, etal., Nat Med. 2006 Nov;12(11):1269-77. Epub 2006 Oct 22.
29. Induction of GTP cyclohydrolase I by bacterial lipopolysaccharide in the rat. Werner-Felmayer G, etal., FEBS Lett. 1993 May 17;322(3):223-6.
30. Decameric GTP cyclohydrolase I forms complexes with two pentameric GTP cyclohydrolase I feedback regulatory proteins in the presence of phenylalanine or of a combination of tetrahydrobiopterin and GTP. Yoneyama T and Hatakeyama K, J Biol Chem. 1998 Aug 7;273(32):20102-8.
Additional References at PubMed
PMID:2463916   PMID:3318829   PMID:3753653   PMID:7524491   PMID:7678411   PMID:7730309   PMID:8068008   PMID:9092499   PMID:9445252   PMID:10907721   PMID:11087823   PMID:11087827  
PMID:11284739   PMID:12176133   PMID:12607127   PMID:12716655   PMID:14717702   PMID:15604419   PMID:15684695   PMID:15721862   PMID:15824199   PMID:16000090   PMID:16338639   PMID:16696853  
PMID:16778797   PMID:17101830   PMID:17717598   PMID:18004997   PMID:19294699   PMID:19666465   PMID:19762783   PMID:21163945   PMID:23515624   PMID:25557619   PMID:25783971   PMID:28399119  


Comparative Map Data
(Rattus norvegicus - Norway rat)
Rat AssemblyChrPosition (strand)SourceGenome Browsers
mRatBN7.21520,404,267 - 20,437,727 (-)NCBImRatBN7.2mRatBN7.2
mRatBN7.2 Ensembl1520,402,527 - 20,437,698 (-)EnsemblmRatBN7.2 Ensembl
UTH_Rnor_SHR_Utx1523,184,907 - 23,218,319 (-)NCBIRnor_SHR
UTH_Rnor_SHRSP_BbbUtx_1.01524,142,871 - 24,176,283 (-)NCBIRnor_SHRSP
UTH_Rnor_WKY_Bbb_1.01522,394,011 - 22,427,378 (-)NCBIRnor_WKY
Rnor_6.01523,935,011 - 23,968,971 (-)NCBIRnor6.0Rnor_6.0rn6Rnor6.0
Rnor_6.0 Ensembl1523,934,585 - 23,969,011 (-)EnsemblRnor6.0rn6Rnor6.0
Rnor_5.01527,876,253 - 27,910,213 (-)NCBIRnor5.0Rnor_5.0rn5Rnor5.0
RGSC_v3.41523,023,996 - 23,139,794 (-)NCBIRGSC3.4RGSC_v3.4rn4RGSC3.4
RGSC_v3.11523,039,695 - 23,155,494 (-)NCBI
Celera1520,799,206 - 20,832,598 (-)NCBICelera
Cytogenetic Map15p14NCBI
(Homo sapiens - human)
Human AssemblyChrPosition (strand)SourceGenome Browsers
GRCh381454,842,017 - 54,902,826 (-)NCBIGRCh38GRCh38hg38GRCh38
GRCh38.p13 Ensembl1454,842,008 - 54,902,826 (-)EnsemblGRCh38hg38GRCh38
GRCh371455,308,735 - 55,369,544 (-)NCBIGRCh37GRCh37hg19GRCh37
Build 361454,378,473 - 54,439,292 (-)NCBINCBI36Build 36hg18NCBI36
Build 341454,378,484 - 54,439,279NCBI
Celera1435,358,210 - 35,419,030 (-)NCBICelera
Cytogenetic Map14q22.2NCBI
HuRef1435,471,338 - 35,532,109 (-)NCBIHuRef
CHM1_11455,247,346 - 55,308,167 (-)NCBICHM1_1
T2T-CHM13v2.01449,047,244 - 49,108,020 (-)NCBIT2T-CHM13v2.0
(Mus musculus - house mouse)
Mouse AssemblyChrPosition (strand)SourceGenome Browsers
GRCm391447,391,352 - 47,426,870 (-)NCBIGRCm39GRCm39mm39
GRCm39 Ensembl1447,391,352 - 47,426,870 (-)EnsemblGRCm39 Ensembl
GRCm381447,153,895 - 47,189,413 (-)NCBIGRCm38GRCm38mm10GRCm38
GRCm38.p6 Ensembl1447,153,895 - 47,189,413 (-)EnsemblGRCm38mm10GRCm38
MGSCv371447,773,570 - 47,809,077 (-)NCBIGRCm37MGSCv37mm9NCBIm37
MGSCv361446,075,772 - 46,111,279 (-)NCBIMGSCv36mm8
Celera1443,334,771 - 43,370,387 (-)NCBICelera
Cytogenetic Map14C1NCBI
cM Map1424.6NCBI
(Chinchilla lanigera - long-tailed chinchilla)
Chinchilla AssemblyChrPosition (strand)SourceGenome Browsers
ChiLan1.0 EnsemblNW_0049554098,624,468 - 8,668,614 (+)EnsemblChiLan1.0
ChiLan1.0NW_0049554098,624,225 - 8,670,436 (+)NCBIChiLan1.0ChiLan1.0
(Pan paniscus - bonobo/pygmy chimpanzee)
Bonobo AssemblyChrPosition (strand)SourceGenome Browsers
PanPan1.11453,706,723 - 53,767,393 (-)NCBIpanpan1.1PanPan1.1panPan2
PanPan1.1 Ensembl1453,706,723 - 53,767,393 (-)Ensemblpanpan1.1panPan2
Mhudiblu_PPA_v01435,428,676 - 35,489,359 (-)NCBIMhudiblu_PPA_v0Mhudiblu_PPA_v0panPan3
(Canis lupus familiaris - dog)
Dog AssemblyChrPosition (strand)SourceGenome Browsers
CanFam3.1830,733,422 - 30,784,067 (-)NCBICanFam3.1CanFam3.1canFam3CanFam3.1
CanFam3.1 Ensembl830,732,608 - 30,784,156 (-)EnsemblCanFam3.1canFam3CanFam3.1
Dog10K_Boxer_Tasha830,501,844 - 30,552,428 (-)NCBIDog10K_Boxer_Tasha
ROS_Cfam_1.0830,989,520 - 31,040,202 (-)NCBIROS_Cfam_1.0
ROS_Cfam_1.0 Ensembl830,967,731 - 31,040,294 (-)EnsemblROS_Cfam_1.0 Ensembl
UMICH_Zoey_3.1830,593,993 - 30,644,489 (-)NCBIUMICH_Zoey_3.1
UNSW_CanFamBas_1.0830,669,980 - 30,720,620 (-)NCBIUNSW_CanFamBas_1.0
UU_Cfam_GSD_1.0831,035,484 - 31,086,113 (-)NCBIUU_Cfam_GSD_1.0
(Ictidomys tridecemlineatus - thirteen-lined ground squirrel)
Squirrel AssemblyChrPosition (strand)SourceGenome Browsers
HiC_Itri_2NW_02440864074,457,811 - 74,501,265 (+)NCBIHiC_Itri_2
SpeTri2.0NW_004936697232,048 - 275,420 (+)NCBISpeTri2.0SpeTri2.0SpeTri2.0
(Sus scrofa - pig)
Pig AssemblyChrPosition (strand)SourceGenome Browsers
Sscrofa11.1 Ensembl1184,199,679 - 184,257,315 (-)EnsemblSscrofa11.1susScr11Sscrofa11.1
Sscrofa11.11184,201,232 - 184,264,060 (-)NCBISscrofa11.1Sscrofa11.1susScr11Sscrofa11.1
Sscrofa10.21204,648,349 - 204,712,905 (-)NCBISscrofa10.2Sscrofa10.2susScr3
(Chlorocebus sabaeus - green monkey)
Green Monkey AssemblyChrPosition (strand)SourceGenome Browsers
ChlSab1.12432,029,997 - 32,079,656 (-)NCBIChlSab1.1ChlSab1.1chlSab2
ChlSab1.1 Ensembl2432,027,648 - 32,079,490 (-)EnsemblChlSab1.1ChlSab1.1 EnsemblchlSab2
Vero_WHO_p1.0NW_02366605320,264,246 - 20,316,487 (-)NCBIVero_WHO_p1.0Vero_WHO_p1.0
(Heterocephalus glaber - naked mole-rat)
Naked Mole-rat AssemblyChrPosition (strand)SourceGenome Browsers
HetGla_female_1.0 EnsemblNW_00462473114,459,303 - 14,500,429 (+)EnsemblHetGla_female_1.0HetGla_female_1.0 EnsemblhetGla2
HetGla 1.0NW_00462473114,459,164 - 14,502,485 (+)NCBIHetGla_female_1.0HetGla 1.0hetGla2


Variants in Gch1
423 total Variants
miRNA Target Status

Predicted Target Of
Summary Value
Count of predictions:131
Count of miRNA genes:109
Interacting mature miRNAs:114
Prediction methods:Microtar, Miranda, Rnahybrid, Targetscan
Result types:miRGate_prediction

The detailed report is available here: Full Report CSV TAB Printer

miRNA Target Status data imported from miRGate (http://mirgate.bioinfo.cnio.es/).
For more information about miRGate, see PMID:25858286 or access the full paper here.

QTLs in Region (mRatBN7.2)
The following QTLs overlap with this region.    Full Report CSV TAB Printer Gviewer
RGD IDSymbolNameLODP ValueTraitSub TraitChrStartStopSpecies
1354657Despr13Despair related QTL 130.0022locomotor behavior trait (VT:0001392)amount of experiment time spent in a discrete space in an experimental apparatus (CMO:0000958)15129912054Rat
8552920Pigfal8Plasma insulin-like growth factor 1 level QTL 83blood insulin-like growth factor amount (VT:0010479)plasma insulin-like growth factor 1 level (CMO:0001299)15134723002Rat
8694361Abfw6Abdominal fat weight QTL 610.20.001visceral adipose mass (VT:0010063)abdominal fat pad weight to body weight ratio (CMO:0000095)15134723002Rat
9589149Insul29Insulin level QTL 299.060.001blood insulin amount (VT:0001560)plasma insulin level (CMO:0000342)15134723002Rat
731170Pur3Proteinuria QTL 32.30.0005urine protein amount (VT:0005160)urine protein excretion rate (CMO:0000759)15141686771Rat
1641887Alcrsp14Alcohol response QTL 14response to alcohol trait (VT:0010489)brain neurotensin receptor 1 density (CMO:0002068)15142356671Rat
2298549Neuinf12Neuroinflammation QTL 123.5nervous system integrity trait (VT:0010566)spinal cord beta-2 microglobulin mRNA level (CMO:0002125)15155302115Rat
10401805Kidm51Kidney mass QTL 51kidney mass (VT:0002707)both kidneys wet weight (CMO:0000085)1530632945306329Rat
1641913Colcr2Colorectal carcinoma resistance QTL 26.570.0197intestine integrity trait (VT:0010554)colorectal tumor number (CMO:0001794)15226636822711984Rat
1641913Colcr2Colorectal carcinoma resistance QTL 26.570.0197intestine integrity trait (VT:0010554)poorly differentiated malignant colorectal tumor number (CMO:0002076)15226636822711984Rat
738017Hcas7Hepatocarcinoma susceptibility QTL 72.91liver integrity trait (VT:0010547)liver nonremodeling tumorous lesion volume to total liver volume ratio (CMO:0001464)15226636846921453Rat
1582251Gluco24Glucose level QTL 243.20.0008blood glucose amount (VT:0000188)blood glucose level (CMO:0000046)15553075650530756Rat
631273Lecl2Lens clarity QTL 20.001lens clarity trait (VT:0001304)age of onset/diagnosis of cataract (CMO:0001584)151059608955596089Rat
2300167Bmd63Bone mineral density QTL 635.90.0001femur mineral mass (VT:0010011)volumetric bone mineral density (CMO:0001553)151111114256111142Rat
2300173Bmd62Bone mineral density QTL 6212.80.0001lumbar vertebra mineral mass (VT:0010511)volumetric bone mineral density (CMO:0001553)151111114256111142Rat
2293688Bss29Bone structure and strength QTL 295.310.0001femur morphology trait (VT:0000559)femur midshaft cortical cross-sectional area (CMO:0001663)151111114256111142Rat
2317750Glom26Glomerulus QTL 264.3urine protein amount (VT:0005160)urine protein level (CMO:0000591)151249614165205939Rat
5685002Bss103Bone structure and strength QTL 1032.8tibia strength trait (VT:1000284)tibia total energy absorbed before break (CMO:0001736)151448116528469888Rat
61424Scl1Serum cholesterol level QTL 17.70.001blood cholesterol amount (VT:0000180)serum total cholesterol level (CMO:0000363)151672552880672115Rat
1331729Rf42Renal function QTL 423.071kidney blood vessel physiology trait (VT:0100012)absolute change in renal blood flow rate (CMO:0001168)151736289773690657Rat
631550Bw7Body weight QTL 73.6body mass (VT:0001259)body weight (CMO:0000012)151985656634924750Rat
2324620Coatc3Coat color QTL 3coat/hair pigmentation trait (VT:0010463)pigmented coat/hair area to total coat/hair area ratio (CMO:0001810)151985656646187442Rat


RNA-SEQ Expression
High: > 1000 TPM value   Medium: Between 11 and 1000 TPM
Low: Between 0.5 and 10 TPM   Below Cutoff: < 0.5 TPM

alimentary part of gastrointestinal system circulatory system endocrine system exocrine system hemolymphoid system hepatobiliary system integumental system musculoskeletal system nervous system renal system reproductive system respiratory system appendage
Medium 2 43 35 11 35 2 3 8
Low 1 43 14 6 8 6 7 8 72 35 31 3 7
Below cutoff 1 3 6 1


Reference Sequences
RefSeq Acc Id: ENSRNOT00000014821   ⟹   ENSRNOP00000014821
RefSeq Status:
Rat AssemblyChrPosition (strand)Source
mRatBN7.2 Ensembl1520,402,527 - 20,437,698 (-)Ensembl
Rnor_6.0 Ensembl1523,934,585 - 23,969,011 (-)Ensembl
RefSeq Acc Id: ENSRNOT00000106422   ⟹   ENSRNOP00000082682
RefSeq Status:
Rat AssemblyChrPosition (strand)Source
mRatBN7.2 Ensembl1520,402,527 - 20,437,698 (-)Ensembl
RefSeq Acc Id: NM_024356   ⟹   NP_077332
Rat AssemblyChrPosition (strand)Source
mRatBN7.21520,404,267 - 20,437,677 (-)NCBI
Rnor_6.01523,935,011 - 23,968,971 (-)NCBI
Rnor_5.01527,876,253 - 27,910,213 (-)NCBI
RGSC_v3.41523,023,996 - 23,139,794 (-)RGD
Celera1520,799,206 - 20,832,598 (-)RGD
RefSeq Acc Id: XM_039093210   ⟹   XP_038949138
RefSeq Status:
Rat AssemblyChrPosition (strand)Source
mRatBN7.21520,407,425 - 20,437,727 (-)NCBI
Reference Sequences
RefSeq Acc Id: NP_077332   ⟸   NM_024356
- Peptide Label: precursor
- UniProtKB: P22288 (UniProtKB/Swiss-Prot)
- Sequence:
RefSeq Acc Id: ENSRNOP00000014821   ⟸   ENSRNOT00000014821
RefSeq Acc Id: XP_038949138   ⟸   XM_039093210
- Peptide Label: isoform X1
RefSeq Acc Id: ENSRNOP00000082682   ⟸   ENSRNOT00000106422
Protein Domains
GTP cyclohydrolase I

Protein Structures
Name Modeler Protein Id AA Range Protein Structure
AF-P22288-F1-model_v2 AlphaFold P22288 1-241 view protein structure


eQTL   View at Phenogen
WGCNA   View at Phenogen
Tissue/Strain Expression   View at Phenogen

RGD ID:13699609
Promoter ID:EPDNEW_R10133
Type:multiple initiation site
Description:GTP cyclohydrolase 1
SO ACC ID:SO:0000170
Source:EPDNEW (Eukaryotic Promoter Database, http://epd.vital-it.ch/)
Experiment Methods:Single-end sequencing.
Rat AssemblyChrPosition (strand)Source
Rnor_6.01523,968,989 - 23,969,049EPDNEW

Additional Information

Database Acc Id Source(s)
AGR Gene RGD:61992 AgrOrtholog
BioCyc Gene G2FUF-14161 BioCyc
Ensembl Genes ENSRNOG00000011039 Ensembl, ENTREZGENE, UniProtKB/Swiss-Prot, UniProtKB/TrEMBL
Ensembl Protein ENSRNOP00000014821 ENTREZGENE
  ENSRNOP00000014821.5 UniProtKB/Swiss-Prot
  ENSRNOP00000082682.1 UniProtKB/TrEMBL
Ensembl Transcript ENSRNOT00000014821 ENTREZGENE
  ENSRNOT00000014821.8 UniProtKB/Swiss-Prot
  ENSRNOT00000106422.1 UniProtKB/TrEMBL
Gene3D-CATH UniProtKB/Swiss-Prot, UniProtKB/TrEMBL
  3.30.1130.10 UniProtKB/Swiss-Prot, UniProtKB/TrEMBL
InterPro GTP-CH-I_C/QueF UniProtKB/Swiss-Prot, UniProtKB/TrEMBL
  GTP-CH-I_N UniProtKB/Swiss-Prot, UniProtKB/TrEMBL
  GTP_CycHdrlase_I UniProtKB/Swiss-Prot, UniProtKB/TrEMBL
  GTP_CycHdrlase_I_CS UniProtKB/Swiss-Prot, UniProtKB/TrEMBL
  GTP_CycHdrlase_I_dom UniProtKB/Swiss-Prot, UniProtKB/TrEMBL
KEGG Report rno:29244 UniProtKB/Swiss-Prot
  PTHR11109 UniProtKB/Swiss-Prot, UniProtKB/TrEMBL
Pfam GTP_cyclohydroI UniProtKB/Swiss-Prot, UniProtKB/TrEMBL
PhenoGen Gch1 PhenoGen
  GTP_CYCLOHYDROL_1_2 UniProtKB/Swiss-Prot
Superfamily-SCOP Tetrahydrobiopterin biosynthesis enzymes-like UniProtKB/Swiss-Prot, UniProtKB/TrEMBL
TIGRFAMs folE UniProtKB/Swiss-Prot, UniProtKB/TrEMBL

Nomenclature History
Date Current Symbol Current Name Previous Symbol Previous Name Description Reference Status
2008-02-18 Gch1  GTP cyclohydrolase 1  Gch  GTP cyclohydrolase 1  Nomenclature updated to reflect human and mouse nomenclature 1299863 APPROVED
2002-06-10 Gch  GTP cyclohydrolase 1      Name updated 70584 APPROVED

RGD Curation Notes
Note Type Note Reference
gene_function the first and rate-limiting enzyme in the synthesis of tetrahydrobiopterin (BH(4)), an essential cofactor for tyrosine hydroxylase and nitric oxide synthase 625450
gene_function the first and rate-limiting enzyme in the synthesis of tetrahydrobiopterin (BH(4)), an essential cofactor for tyrosine hydroxylase and nitric oxide synthase 632772
gene_regulation expression and activity are upregulated by V-1 (Gcdp), a cdc10/SWI6 motif-containing protein 625450
gene_regulation induced by intrastriatal kainic acid lesion 632772