RAD27/YKL113C Additional Physico-chemical Properties Help

Physico-chemical properties were determined using the ProtParam tool available through ExPASy to analyze the primary protein sequence for atomic composition, extinction coefficient, estimated half-life, instability index and aliphatic index. Transcript translation calculations were determined using CodonW.


A.A. Composition
Ala[A] 25 6.5%
Arg[R] 21 5.5%
Asn[N] 12 3.1%
Asp[D] 18 4.7%
Cys[C] 7 1.8%
Gln[Q] 13 3.4%
Glu[E] 37 9.7%
Gly[G] 25 6.5%
His[H] 7 1.8%
Ile[I] 27 7.1%
Leu[L] 37 9.7%
Lys[K] 44 11.5%
Met[M] 10 2.6%
Phe[F] 13 3.4%
Pro[P] 15 3.9%
Ser[S] 22 5.8%
Thr[T] 19 5.0%
Trp[W] 3 0.8%
Tyr[Y] 9 2.4%
Val[V] 18 4.7%
Total Length 382

Instability index
Instability index (II) 40.31
This classifies the protein as unstable

Atomic composition
Carbon 1920
Hydrogen 3123
Nitrogen 531
Oxygen 568
Sulfur 17
Total number of atoms 6159
Formula = C1920H3123N531O568S17

Estimated half-life
Escherichia coli (in vivo) >10 hours
mammalian reticulocytes (in vitro) 30 hours
yeast (in vivo) >20 hours

Extinction Coefficients at 280 nm
assuming ALL Cys residues appear as half cystines 30285 M-1 cm-1
assuming NO Cys residues appear as half cystines 29910 M-1 cm-1
assuming all Cys residues are reduced 29910 M-1 cm-1
assuming all pairs of Cys residues form cystines 30285 M-1 cm-1

Aliphatic index
Aliphatic index 85.55

Coding Region Translation Calculations
Codon Bias 0.138
Codon Adaptation Index 0.160
Frequency of Optimal Codons 0.488
Hydropathicity of Protein -0.503
Aromaticity Score 0.065