Please cite our paper: Mishra NK, Chang J, Zhao PX(2014). Prediction of membrane transport proteins and their substrate specificities using primary sequence information. PLoS One. 9(6):e100278..
TrSSP: the Transporter Substrate Specificity Prediction Server   
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Location:   TrSSP
TrSSP Input  
Upload query protein sequence(s) in FASTA format:        [Load demo data]

Paste sequences below (in FASTA only):

- Input sequence limit: First two modules (2000), Swissprot based (1000), Uniref90 based (280) / session.
- file / input sequence size limit: 50 Mb.
  Your Email Address to notify you the result (optional):

Select prediction module:   
  Amino Acid composition based SVM  
  AAindex based  
  PSSM based (Swissprot)  (slow)  
  AAindex + PSSM based (Swissprot)  (more accurate; slow)  
  PSSM based (Uniref90)  (very slow)  
  AAindex + PSSM based (Uniref90) (more accurate; very slow)  
SVM threshold:   


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