Results 231 to 240 of about 20,307 (268)

Structural, functional and proteomic changes of proteins during rice yellowing. [PDF]

open access: yesFood Chem X
Liu Y   +9 more
europepmc   +1 more source

Protein disulfide isomerase

Biochimica et Biophysica Acta (BBA) - Proteins and Proteomics, 2004
During the maturation of extracellular proteins, disulfide bonds that chemically cross-link specific cysteines are often added to stabilize a protein or to join it covalently to other proteins. Disulfide formation, which requires a change in the covalent structure of the protein, occurs as the protein folds into its three-dimensional structure.
Bonney, Wilkinson, Hiram F, Gilbert
openaire   +2 more sources

Cloning and overexpression of rhamnose isomerase and fucose isomerase

Bioorganic & Medicinal Chemistry, 1995
Rhamnose isomerase and fucose isomerase were overexpressed in E. coli, purified and characterized. The rhamnose isomerase gene was ligated to the restriction sites of PstI and Hind III of vector pTrcHis and the fucose isomerase gene was ligated to the EcoRI and PstI sites of vector pKK223-3 for overexpression of the enzymes in E.
E, Garcia-Junceda   +3 more
openaire   +2 more sources

Prolyl isomerases in yeast

Frontiers in Bioscience, 2004
Prolyl isomerases are enzymes that catalyze cis-trans isomerization of peptidyl-prolyl bonds and span three structurally unrelated protein families: the cyclophilins, FKBPs, and parvulins. The genome of the budding yeast Saccharomyces cerevisiae encodes eight different cyclophilins (Cpr1 to Cpr8), four FKBPs (Fpr1 to Fpr4), and a single parvulin (Ess1).
Miguel, Arevalo-Rodriguez   +3 more
openaire   +2 more sources

Studies on methylmalonyl isomerase

Biochimica et Biophysica Acta, 1962
The partial purification (approx. 23-fold) and assay of the methylmalonyl isomerase system from bovine-liver mitochondria is described. The purified isomerase system catalyzes the isomerization of enzymically-synthesized [1-14C]- and [3-14C]methyl-malonyl-CoA to form [1-14C]- and [4-14C]succinyl-CoA, respectively. This is in agreement with the proposal
C S, HEGRE, S J, MILLER, M D, LANE
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Triose phosphate isomerase deficiency

Biochemical Medicine, 1977
Abstract Three patients with triose phosphate isomerase deficiency have been studied. 1. (a) A profound deficiency was found in red blood cells, white blood cells, and fibroblasts of the patients. 2. (b) Extracts from leukocytes and fibroblasts showed a marked decrease in thermal stability. 3. (c) The electrophoretic mobility of the major
H, Skala   +4 more
openaire   +2 more sources

Peptidyl‐prolyl isomerase inhibitors

Peptide Science, 2005
AbstractDesigned peptidyl‐prolyl isomerase (PPIase) inhibitors of Pin1, cyclophilin (CyP), and FK506 binding protein (FKBP) are reviewed. Emphasis is placed on the design, structure, and biological activity of the inhibitors. While CyP and FKBP inhibitors have been explored fairly thoroughly, inhibitors of the relatively new Pin1 cell cycle regulator ...
Xiaodong J, Wang, Felicia A, Etzkorn
openaire   +2 more sources

Immobilization of glucose isomerase

Zeitschrift für allgemeine Mikrobiologie, 1982
AbstractThe immobilization of glucose isomerase (D‐xylose ketol isomerase, EC 5.3.1.5) by covalently bonding to various carriers and by adsorption to ion exchange resins was attempted in order to obtain a stable immobilized enzyme which can be used for continuous isomerization of glucose in a column.Of the covalent bonding methods, the colloidal silica‐
openaire   +2 more sources

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