• Thumbnail for GTP cyclohydrolase I
    GTP cyclohydrolase I (GTPCH) (EC 3.5.4.16) is a member of the GTP cyclohydrolase family of enzymes. GTPCH is part of the folate and biopterin biosynthesis...
    6 KB (630 words) - 02:06, 27 January 2024
  • Thumbnail for GTP cyclohydrolase
    toxoflavin. Several GTP cyclohydrolases exist, which sometimes synthesize different products for different pruposes: GTP cyclohydrolase I, part of the tetrahydrobiopterin...
    2 KB (205 words) - 12:29, 12 August 2023
  • Autosomal dominant GTP cyclohydrolase I deficiency (AD-GTPCHD) is a disease caused by dysfunction of GTP cyclohydrolase I, an enzyme that plays an important...
    8 KB (749 words) - 20:46, 19 August 2023
  • recessive GTP cyclohydrolase I deficiency (AR-GTPCHD) is a disorder associated with the deficient operation of the enzyme GTP cyclohydrolase I. The condition...
    4 KB (432 words) - 00:45, 2 December 2023
  • Autosomal dominant GTP cyclohydrolase I deficiency (autosomal dominant Segawa syndrome) Autosomal recessive GTP cyclohydrolase I deficiency Tyrosine...
    14 KB (1,654 words) - 14:00, 8 November 2023
  • Princely Heritage Grey Coat Hospital, a secondary school in London GTP cyclohydrolase I, an enzyme Gym Class Heroes, an American band Knight Grand Cross...
    560 bytes (105 words) - 11:19, 21 March 2023
  • Thumbnail for GCHFR
    GTP cyclohydrolase 1 feedback regulatory protein is an enzyme that in humans is encoded by the GCHFR gene. GTP cyclohydrolase I feedback regulatory protein...
    7 KB (792 words) - 09:43, 29 December 2023
  • polymorphisms in GCH1 (GTP cyclohydrolase I) and ChAT (choline acetyltransferase) affect AD susceptibility in East Asians. GTP cyclohydrolase I is an enzyme that...
    88 KB (9,045 words) - 07:47, 20 April 2024
  • Thumbnail for Tetrahydrobiopterin
    Sapropterin is indicated in tetrahydrobiopterin deficiency caused by GTP cyclohydrolase I (GTPCH) deficiency, or 6-pyruvoyltetrahydropterin synthase (PTPS)...
    32 KB (2,819 words) - 20:05, 10 May 2024
  • Thumbnail for Tryptophan operon leader
    Yanofsky C (1992). "The mtrAB operon of Bacillus subtilis encodes GTP cyclohydrolase I (MtrA), an enzyme involved in folic acid biosynthesis, and MtrB,...
    5 KB (544 words) - 11:18, 17 April 2023
  • Category:EC 3.5.4 (In cyclic amidines) Adenosine deaminase (EC 3.5.4.4) GTP cyclohydrolase I (EC 3.5.4.16) Category:EC 3.5.5 (In nitriles) Nitrilase (EC 3.5.5...
    33 KB (3,650 words) - 10:58, 5 May 2024
  • in dopamine synthesis and transport: Tyrosine hydroxylase (TH), GTP Cyclohydrolase I (GTPCH), and Vesicular Monoamine Transporter (VMAT) in Drosophila...
    8 KB (759 words) - 14:59, 16 February 2024
  • Thumbnail for FolE RNA motif
    translationally. All known folE RNAs are present upstream of genes encoding GTP cyclohydrolase I, which performs a step in folate metabolism. folE RNAs have been...
    2 KB (225 words) - 15:56, 14 December 2021
  • Thumbnail for Biopterin
    pathway, GTP is converted to 7,8-dihydroneopterin triphosphate by GTP cyclohydrolase I (GTPCH-1, FolE), which expands the imidazole ring in GTP by one carbon...
    9 KB (752 words) - 10:16, 13 July 2023
  • Thumbnail for Tachykinin receptor 1
    PMID 1883349. Thöny B, Heizmann CW, Mattei MG (March 1995). "Human GTP-cyclohydrolase I gene and sepiapterin reductase gene map to region 14q21-q22 and 2p14-p12...
    21 KB (2,396 words) - 04:15, 29 April 2024
  • Thumbnail for 6-Pyruvoyltetrahydropterin synthase
    Retrieved 2018-03-09. Thöny B, Blau N (1997). "Mutations in the GTP cyclohydrolase I and 6-pyruvoyl-tetrahydropterin synthase genes". Human Mutation....
    9 KB (996 words) - 15:40, 8 November 2023
  • Thumbnail for AHSA1
    Swick L, Kapatos G (2006). "A yeast 2-hybrid analysis of human GTP cyclohydrolase I protein interactions". J. Neurochem. 97 (5): 1447–55. doi:10.1111/j...
    5 KB (690 words) - 02:41, 17 October 2022
  • Thumbnail for Władysław Kosiniak-Kamysz
    the thesis labelled "The relationship of gene variation encoding GTP cyclohydrolase with the function of vascular endothelium in patients with type 2...
    15 KB (1,029 words) - 21:01, 9 May 2024
  • Thumbnail for RAB26
    Swick L, Kapatos G (2006). "A yeast 2-hybrid analysis of human GTP cyclohydrolase I protein interactions". J. Neurochem. 97 (5): 1447–55. doi:10.1111/j...
    3 KB (403 words) - 02:42, 27 April 2024
  • Thumbnail for 2,5-Diamino-6-hydroxy-4-(5-phosphoribosylamino)pyrimidine
    hydrolysis of GTP by GTP cyclohydrolase II. Alternatively two separate enzymes can carry out this reaction, initially GTP cyclohydrolase IIa hydrolyses...
    4 KB (245 words) - 17:56, 30 April 2023
  • Thumbnail for RLF (gene)
    Swick L, Kapatos G (2006). "A yeast 2-hybrid analysis of human GTP cyclohydrolase I protein interactions". J. Neurochem. 97 (5): 1447–55. doi:10.1111/j...
    5 KB (445 words) - 02:23, 28 March 2024
  • Thumbnail for Sepiapterin reductase
    x. PMID 3536512. Thöny B, Heizmann CW, Mattei MG (1995). "Human GTP-cyclohydrolase I gene and sepiapterin reductase gene map to region 14q21-q22 and 2p14-p12...
    13 KB (1,348 words) - 03:11, 12 April 2024
  • Thumbnail for RPH3A
    (1995). "Identification of a rabphilin-3A-interacting protein as GTP cyclohydrolase I in PC12 cells". Biochem. Biophys. Res. Commun. 205 (2): 1409–16....
    9 KB (1,097 words) - 18:42, 20 November 2023
  • are necessary for dopamine synthesis, such as tyrosine hydroxylase, GTP cyclohydrolase 1 and AADC. A symptomatic approach is a treatment focused on the symptoms...
    14 KB (1,819 words) - 05:17, 18 December 2023
  • Thumbnail for 6-Pyruvoyltetrahydropterin synthase deficiency
    Retrieved 16 June 2019. Thöny B; Blau N (1997). "Mutations in the GTP cyclohydrolase I and 6-pyruvoyl-tetrahydropterin synthase genes". Hum. Mutat. 10 (1):...
    13 KB (1,336 words) - 23:55, 10 February 2024
  • Thumbnail for PTS (gene)
    1159/000163662. PMID 1883524. Thöny B, Blau N (1997). "Mutations in the GTP cyclohydrolase I and 6-pyruvoyl-tetrahydropterin synthase genes". Hum. Mutat. 10 (1):...
    8 KB (823 words) - 22:38, 18 August 2023
  • Thumbnail for 2-Amino-5-formylamino-6-(5-phospho-D-ribosylamino)pyrimidin-4(3H)-one
    in the riboflavin biosynthesis pathway. It is formed from GTP by the enzyme GTP cyclohydrolase IIa which catalyzes the hydrolysis of the 8,9 bond in the...
    3 KB (155 words) - 19:34, 26 January 2024
  • Thumbnail for Neopterin
    Neopterin (category Articles without InChI source)
    occurs in two steps from guanosine triphosphate (GTP). The first being catalyzed by GTP cyclohydrolase, which opens the ribose group. Phosphatases next...
    7 KB (750 words) - 13:31, 16 March 2023
  • 4.16: GTP cyclohydrolase I EC 3.5.4.17: adenosine-phosphate deaminase EC 3.5.4.18: ATP deaminase EC 3.5.4.19: phosphoribosyl-AMP cyclohydrolase EC 3.5...
    119 KB (15,553 words) - 03:35, 27 April 2024
  • aromatic amino acid dopa decarboxylase, tyrosine hydroxylase and GTP-cyclohydrolase 1, to the striatum in the brain, reprogramming transduced cells to...
    3 KB (276 words) - 22:08, 25 April 2024