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Related to serine: Amino acids, threonine


a naturally occurring, nonessential amino acid, used as a dietary supplement, in biological studies and tests, and in culture media.
Miller-Keane Encyclopedia and Dictionary of Medicine, Nursing, and Allied Health, Seventh Edition. © 2003 by Saunders, an imprint of Elsevier, Inc. All rights reserved.

ser·ine (S, Ser),

2-Amino-3-hydroxypropanoic acid; the l-isomer is one of the amino acids occurring in proteins.
Farlex Partner Medical Dictionary © Farlex 2012


An amino acid, C3H7NO3, that is a common constituent of many proteins.
The American Heritage® Medical Dictionary Copyright © 2007, 2004 by Houghton Mifflin Company. Published by Houghton Mifflin Company. All rights reserved.


A gene on chromosome 11q12-q13.1 that encodes a highly glycosylated plasma protein which regulates the complement cascade by inhibiting activated C1r and C1s, thereby preventing complement activation.

Molecular pathology
C1-INH/SERPING1 deficiency is associated with hereditary angioneurotic oedema (HANE).
Segen's Medical Dictionary. © 2012 Farlex, Inc. All rights reserved.


(S) (sĕr'ēn)
One of the amino acids occurring in proteins.
Medical Dictionary for the Health Professions and Nursing © Farlex 2012


A non-essential amino acid found as a component of most proteins. It is a precursor of choline, glucine, cysteine and pyruvate. Serine is present in most diets but most of the body serine is synthesized.
Collins Dictionary of Medicine © Robert M. Youngson 2004, 2005
Serineclick for a larger image
Fig. 282 Serine . Molecular structure.

serine (S, Ser)

one of 20 AMINO ACIDS common in proteins. It has a polar ‘R’ group structure and is soluble in water. See Fig. 282 . The ISOELECTRIC POINT of serine is 5.7.
Collins Dictionary of Biology, 3rd ed. © W. G. Hale, V. A. Saunders, J. P. Margham 2005


One of the amino acids occurring in proteins.
Medical Dictionary for the Dental Professions © Farlex 2012
References in periodicals archive ?
Abbreviations: PSAT, phosphoserine aminotransferase; PSP, phosphoserine phosphatase; SR, serine racemase.
It was also observed that values of some metabolites in lavender-treated group, including alanine, glutamine, serine, isoleucine, valine, carnitine, isobutyrate, pantothenate, glucose and asparagine reversed to control values which proposed the effectiveness of the therapy (Figure 3).
Whitehead et al., "Cloning of human cDNAs encoding mitochondrial and cytosolic serine hydroxymethyltransferases and chromosomal localization," The Journal of Biological Chemistry, vol.
For example, 3-phosphoglycerate dehydrogenase deficient children show a severe but treatable disorder of serine synthesis, characterized by microcephaly, psychomotor retardation, and seizures [96].
The complete serine protease coding sequence for soybean pod borer was sub-cloned into a pGEM-T vector and used as a template for the target sequence amplification.
Glycine Synthesis from Serine. Generally, serine which is supplied through diet is catalyzed by SHMT for the synthesis of lysine.
To identify the class of peptidases present in the gastric fluid of American lobster and its role in the hydrolysis of each substrate, inhibition assays were done using the specific serine, cysteine, and aspartic peptidase inhibitors (Pefabloc, E-64, and Pepstatin A, respectively) combined with the enzyme solution.
Doxycycline led to a significant drop in serine protease activity by week 8, compared with baseline and with the placebo group.
The company has created a proprietary platform, based on technology developed at The Scripps Research Institute by Professors Ben Cravatt and Dale Boger, that specifically targets serine hydrolases with selective small molecules.
Previously, serine proteases inhibitor activity was detected in the low molecular weight fractions.

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