Liquid
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.
Storage
Upon receipt, store at -20°C or -80°C. Avoid repeated freeze.
Lead Time
Basically, we can dispatch the products out in 1-3 working days after receiving your orders. Delivery time maybe differs from different purchasing way or location, please kindly consult your local distributors for specific delivery time.
Note: All of our proteins are default shipped with normal blue ice packs, if you request to ship with dry ice, please communicate with us in advance and extra fees will be charged.
Usage
For Research Use Only. Not for use in diagnostic or therapeutic procedures.
Catalyzes the second step of the urea cycle, the condensation of carbamoyl phosphate with L-ornithine to form L-citrulline. The urea cycle ensures the detoxification of ammonia by converting it to urea for excretion.
Gene References into Functions
Whole exome sequencing successfully identified disease-causing mutations including two novel ones: the c.209_210delAA (p.Lys70Argfs*17) and the c.850T>A (p.Tyr284Asn).PMID:30223008
indicate that the proportion of about 20-30% of hepatocytes expressing the functional OTC protein is not sufficient to maintain metabolic stability. X-inactivation ratios assessed in liver biopsies taken from heterozygous females with X-linked disorders should not be considered representative of the whole liverPMID:29623395
The measurement of serum ornithine carbamoyltransferase concentration may provide a useful marker of disease severity, and thus could be a useful marker for a high risk of hepatocellular carcinoma occurrence.PMID:28824294
Low expression of OTC is associated with glioblastoma.PMID:27431689
In Korean patients with OTC deficiency, mutations in OTC are genetically heterogeneous.PMID:25994866
Sanger sequencing of the ornithine transcarbamylase (OTC) gene revealed a novel hemizygous deletion at the fourth nucleotide of intron 4 (c.386+4delT) in a child with hyperammonemia and his asymptomatic mother.PMID:26446336
Ornithine transcarbamylase deficiency was genetically heterogeneous in seven Korean patients with confirmed ornithine transcarbamylase deficiency diagnosis by biochemical findings and/or genetic analysis, together with two novel mutations in the OTC genePMID:25011434
The corresponding OTC tissue enzyme activities were between 3-6% of normal control in mouse and human liver. The use of the cryptic splice sites was reproduced in minigenes carrying murine or human mutant sequencesPMID:25853564
OTC mutation and phenotype in ornithine transcarbamylase deficiencyPMID:26059767
aim of this study was to provide clues for recognition of OTCD in adults and analyze the environmental factors that, interacting with OTC gene mutations, might have triggered acute clinical manifestationsPMID:25026867
HNF-4alpha most likely plays an essential role in the initiation of OTC transcription in human.PMID:25056436
Data indicate that all of the three patients have carried ornithine transcarbamylase gene mutations, patients 1 and 2 were both hemizygous for mutation c.586G> A(p.D196N).PMID:25297582
V339G and W332S mutations of OTC have been discovered for the first timePMID:24711021
carriers of the ornithine transcarbamylase (OTC) mutation are at risk for developing hyperammonemia coma during the postpartum period and at times of metabolic stress.PMID:21956151
In patients with a clinical and biochemical presentation of OTCD and negative OTC sequencing, whole genome or targeted chromosomal microarray analysis (CMA) with coverage of the OTC and neighboring genes should be performed as a reflex test.PMID:20817516
Mutations in the regulatory regions of OTC can lead to ornithine carbamoyltransferase deficiency and should be included in genetic testing.PMID:20127982
These results indicate that mutant alleles with late-onset OCT deficiency syndrome have recurrently arisen, have been retained in some populations, and some appear to hvae a common ancestor.PMID:19893582
deficiency in ornithine carbamoyltransferase enzymatic function conferred by the R40H mutation is likely caused by enhanced degradation of the preprotein in the cytosol.PMID:11768581
ornithine transcarbamylase (OTC) deficiency: review of mutations and polymorphisms in the human ornithine transcarbamylase genePMID:11793468
seven novel missense mutations, two splice-site mutations, two microdeletions and a polymorphic amino acid substitution in the gene for ornithine transcarbamylase (OTC) in patients with OTC deficiencyPMID:11793483
novel mutations in the ornithine transcarbamylase genePMID:12083811
Haplotype analysis and phylogeny of polymorphisms of this protein were studied in two male populations.PMID:12516615
Using 2 (CA)n flanking markers of the OTC gene (DXS997 & DXS1068), the haplotypic background of 37 different mutational events was defined & compared with random control chromosomes. 1 particular haplotype is a risk factor for carrying OTC mutations.PMID:15300856
Mutations in the human ornithine transcarbamylase (OTC) gene is detected in patients with Hyperammonemia-induced encephalopathy due to ornithine transcarbamylase deficiency.PMID:15692798
Novel mutations within the OTC gene are associated with Ornithine transcarbamylase (OTC) deficiency disorder.PMID:16786505
Novel mutations p.Leu9X, p.Arg26Pro, p.Gly100Arg, p.Met205Thr, p.Lys221Asn, p.Asp249Gly, p.Phe281Ser, p.Val323Met, c.571delC, c.853delC, and c.796-805del are associated with OTC deficiency.PMID:17041896
Describe a contiguous gene syndrome involving the RPGR, OTC and TM4SF2 genes in a male patient with severe neonatal ornithine transcarbamylase deficiency.PMID:17570074
Data show that OCT/ALT is a potent indicator for the diagnosis and the prognosis of hepatocellular carcinoma.PMID:17570354
our results suggest the involvement of a new pathway in AD brains involving the urea cycle.PMID:17893704
In ten families with late-onset ornithine transcarbamylase (OTC) deficiency in male patients, three mutant alleles-R40H, R277W, and Y55D-were identified.PMID:18030415
Two known and three novel mutations of the ornithine transcarbamylase (OTC) gene are reported in five Japanese patients with OTC deficieny including two neonatal-onset, one late-onset, and two symptomatic female patients.PMID:18204299
The rs5963409 minor allele was weakly but significantly associated with an increased risk of developing AD.PMID:18983895
Deletions and gene rearrangements of OTC gene are associated with Ornithine Carbamoyltransferase Deficiency Disease.PMID:19138872
Hypocitrullinemia in expanded newborn screening is not a reliable marker for OTCD.PMID:19359120
the identification of novel disease-causing mutations in Ornithine transcarbamylase deficiency and increases the knowledge on possible mutational mechanisms generating deletions in ornithine transcaramylase.PMID:19475717
OTC rs5963409 polymorphism may be associated with hypertension and coronary vasomotion in malesPMID:19574962