threonine


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threonine

 [thre´o-nēn]
a naturally occurring amino acid, one of the essential amino acids.

thre·o·nine (T, Thr),

(thrē'ō-nēn),
2-Amino-3-hydroxybutyric acid; the l-isomer is one of the naturally occurring amino acids, included in the structure of most proteins, and nutritionally essential in the diet of humans and other mammals.

threonine

/thre·o·nine/ (Thr) (T) (thre´o-nēn) a naturally occurring amino acid essential for human metabolism.

threonine

(thrē′ə-nēn′, -nĭn)
n.
A colorless crystalline amino acid, C4H9NO3, that is obtained from the hydrolysis of protein and is an essential component of human nutrition.

threonine (Thr)

an essential amino acid needed for proper growth in infants and maintenance of nitrogen balance in adults. See also amino acid, protein.
enlarge picture
Chemical structure of threonine

thre·o·nine

(T) (thrē'ō-nēn)
One of the naturally occurring amino acids, included in the structure of most proteins and nutritionally essential in the diet of humans and other mammals.

threonine

One of the 20 AMINO ACIDS that form proteins and an essential ingredient in the diet. The substance is used as one of the ingredients in the externally-applied antibiotic preparation Cicatrin.
Threonineclick for a larger image
Fig. 296 Threonine . Molecular structure.

threonine (T, Thr)

one of 20 AMINO ACIDS common in proteins. It has a polar ‘R’ group structure and is soluble in water. See Fig. 296 . The ISOELECTRIC POINT of threonine is 5.6.

thre·o·nine

(T, Thr) (thrē'ō-nēn)
One of the naturally occurring amino acids, included in the structure of most proteins and nutritionally essential in the diet of humans and other mammals.

threonine (thrē´ōnīn),

n one of the essential amino acids needed for proper growth in infants and maintenance of nitrogen balance in adults. See also amino acid.

threonine

Thr; a naturally occurring, hydroxy amino acid.
References in periodicals archive ?
The diets were prepared using the concept of ideal protein in order to meet 30%, 45%, 60% and 70% of threonine nutritional conditions suggested by the NRC (3).
In both the 3wCon and 3wTau groups, neither threonine nor glycine concentrations in the skeletal muscles were changed by the exercise (Figure 2A and 2C).
All but threonine and glycine showed an increase of 84 Da, and most showed a characteristic fragmentation pattern of two 42 Da mass losses as shown in Fig.
4] on the phosphoryation of threonine (Thr) residues of eNOS, which would inhibit its enzymatic activity.
The construction scheme for the ES114 auxotrophs involved a genomic approach--targeting specific genes in the biosynthetic pathways for lysine, cysteine, serine, methionine, and threonine and amplifying with PCR.
Crystal structure of a cyclic AMP-independent mutant of catabolite gene activator protein in which Ala144 is replaced by threonine was determined at 2.
Using site-directed mutagenesis techniques, R163 was mutated to a lysine (R163K), which is the corresponding residue in rat and mouse TSs, respectively, and a threonine (R163T), which is the corresponding residue in E.
For example, GCC spells alanine in the cell's language, while ACC spells threonine.
The current evidence indicates that the IFABP threonine variant is often associated with a more deleterious phenotypic expression, i.