EMBOSS explorer


Calculate the isoelectric point of proteins (read the manual)

Unshaded fields are optional and can safely be ignored. (hide optional fields)

Input section

Select an input sequence. Use one of the following three fields:

  1. To access a sequence from a database, enter the USA here:
  2. To upload a sequence from your local computer, select it here:
  3. To enter the sequence data manually, type here:
Additional section
Number of N-termini
Number of C-termini
Include charge at N and C terminus?
Number of modified lysines
Number of disulphide bridges
Advanced section
Step value for pH
Output section
Plot charge vs pH?
Write results to a file?
Output graphic format
Graphic title
Graphic subtitle
X axis title
Y axis title
Run section
Email address: If you are submitting a long job and would like to be informed by email when it finishes, enter your email address here.