Mass Calculator

Please enter sequences one per line in the box below, or alternatively, copy and paste them .

Peptide Sequences (raw or FASTA): Mass Type: Select PTMs or Alternative Amino Acids:

Unknown modification type Cystine (half) Sulfotyrosine C-terminal amidation Pyroglutamic acid (Gln) Gamma carboxylic glutamic acid 4-Hydroxyproline Benzoylphenylalanine 2-Amino-3-mercapto-propionamide Selenocysteine Selenocystine (half) Glycosylated threonine Glycosylated serine Bromotryptophan 5-Hydroxy-lysine 2_2-Dimethylthiazolidine N-Acetate (on N-terminus) Norleucine 3-Iodotyrosine Oxomethionine O-Palmitoyl-threonine Pyroglutamic acid (Glu) Glycosylated Asparagine

ArachnoServer

ArachnoServer is a manually curated database of spider venom peptides, providing sequence, structural, and functional information for the research community.

Quick Links

Home
Search
Browse
BLAST
User Manual
Contact

Citation & Credits

Please cite ArachnoServer when using data from this resource.

Taxonomy sourced from the World Spider Catalog .

Molecular targets follow IUPHAR recommendations.

Affiliation

University of the Sunshine Coast