Protein pl, MW and Extinction Coefficient Calculator

Results

Three Letter Sequence:
One Letter Sequence:
Sequence Length:
Molecular Weight:
Molecular Formula:
Theoretical pl:
Gravy:
Net Charge at pH 7.4:
Extinction Coefficient:
Abs 0.1% (=1 g/l): assuming all pairs of Cys residues form cystines
Extinction Coefficient:
Abs 0.1% (=1 g/l): assuming all Cys residues are reduced
Amino Acid Composition: :%  

Use Case

To quickly obtain the isoelectric point, molecular weight, and extinction coefficient of a protein sequence:

1

Enter the raw sequence or FASTA sequence in the text box

2

Click “Calculate” to get the corresponding sequence information