Tools · Sequence
Read an amino-acid sequence
1-letter code → spelled-out amino acids, molecular weight (average), net charge at pH 7, composition. Standard amino acids, no post-translational modifications.
Examples:
Length
15
Amino acids
Molecular weight
1419.47
g/mol
Net charge at pH 7
-2.0
Unique
8
Amino acids
Composition
P4×
Proline
G3×
Glycine
A2×
Alanine
D2×
Aspartate
E1×
Glutamate
K1×
Lysine
L1×
Leucine
V1×
Valine
Residue by residue
1GGly
2EGlu
3PPro
4PPro
5PPro
6GGly
7KLys
8PPro
9AAla
10DAsp
11DAsp
12AAla
13GGly
14LLeu
15VVal
NonpolarPolarAcidicBasicAromaticSpecial
The calculation uses standard amino-acid masses and subtracts water (18.02 g/mol) for each peptide bond. Post-translational modifications, acetylation, amidation or non-standard amino acids are not considered.