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Property Organism Value Units ID Details
Estimated half-life of Gly-Gly peptide bond in water at pH5.6 Generic at 5˚C 20,000years: at 15˚C 5,000years years 101437 Collins and Gernaey-Child...
Estimated rate of peptide chain degradation by proteasome in Hela cell extract Eukaryotes ~0.2 peptide chains/min 108032 Hendil KB, Hartmann-Petersen...
Fraction of C peptide removed by glomerular filtration Unspecified 70 % 103360 Duckworth WC, Bennett RG...
Threshold for peptide selection (binding affinity) used to identify candidate T cell epitopes Mammals 500 nM 113840 Paul S, Weiskopf D, Angelo MA...
Estimated overall efficiency of peptide generation for MHC class I molecules is on the order of Unspecified 1 per 10,000 proteins degraded 113820 Yewdell JW, Reits E,...
Kinetics of phosphorylation of ADAP peptide (645-661) by various protein kinases Mammals Table - link N/A 110569 Gandy S, Czernik AJ,...
Halftime of hydrolysis event of RNase A (123 peptide bonds) at 25°C Generic 4 years 105356 Wolfenden R, Snider MJ....
ATP requirement for the addition of an amino acid to a growing peptide chain Generic ~5 ATP/amino acid 107782 Piques et al., Ribosome...
Fraction of all cells that are peptide- or polypeptide-producing enteroendocrine cells Mouse Mus musculus in stomach body ~7: in pyloric antrum 3: in small intestine crypt-villus cells ~0.5: in colon ~0.4 % 112583 Karam SM, Lineage commitment...
Standard free energy of hydrolysis of the peptide bond in a polypeptide of infinite length Generic ~ -0.5 kcal/mol 109649 Spirin, A. S. (Aleksandr...
Catalytic rate of peptide bond cleavage by Lon and Clp with various substrates Bacteria Escherichia coli Table - link N/A 109927 Maurizi MR. Proteases...
Increase in premature peptide release at A site of ribosome when there is a single mismatch of codon/anti codon double helix at P site bacteria 2 Orders of magnitude 103486 Hani S. Zaher and Rachel...
Half-time of spontaneous peptide cis-trans isomerization in neutral solution at 25°C Generic 23 Figure link - link sec 107213 Wolfenden R, Snider MJ....
Increase in premature peptide release at A site of ribosome when there are single nucleotide codon mismatches at both P site and E site bacteria 4 Orders of magnitude 103487 Hani S. Zaher and Rachel...
Variation in the peptide chain elongation rate and the number of active ribosomes in the cell per one amino acid in synthesised proteins in various microbes Various Table - link N/A 107194 Karpinets TV, Greenwood DJ...
Kcat (turnover rate) of human polypeptide deformylase (HsPDF) for formyl-Met-Ala-Ser Human Homo sapiens 0.0081 Sec^-1 104975 Lee MD, Antczak C, Li Y...
Maximum size of peptides produced in vitro by the proteasome Generic 3 kDa 113007 Juliane Liepe et al....
Number of amino acids in peptides bound to MHC class I molecules Unspecified 8-10 Amino acids 103575 Kenneth M. Murphy, Paul...
Comparison of kinetic constants for phosphorylation by Ca2+/CaM kinase II Cow Bos Taurus Table - link N/A 110571 Gandy S, Czernik AJ,...
Histo Compatabilility 10- molecule half life Mammals 7 Hours 104755 Carreno BM, Hansen TH....