- This page contains several tutorials to help you navigate and extract information from TCDB. You will learn to use and get the most benefit from the services provided by the TCDB website. Additional web services (local and external) are available in our Biotools server. For additional help, please read our list of frequently asked questions (FAQ). If you have comments, suggestions or questions not covered in our FAQ and tutorials, please contact us and let us know. We are here to help.
The TCDB homepage
This tutorial desribes the contents, organization and functionality of the main TCDB homepage.
The system component entry page
This tutorial desribes the contents, organization and functionality of the pages describing each transport system in TCDB.
The "Search TCDB" Box
This tutorial shows all the different types of queries you can submit to TCDB from the main page.
This tutorial shows how to scan TCDB for homologs given a query protein sequence.
The Substrate Search Tool
This tutorial shows how to query TCDB for systems involved in the transport of specific substrates. The search is performed based on compound names and following the ChEBI ontology. This tutorial also covers the substrate Statistics Tool that estimates the number of systems transporting different substrates within the same (sub)class, (sub)family or system.
Transporters and human diseases
This tutorial shows how to query TCDB for systems involved in human diseases, or alternatively, all transporters within a TC (sub)class or (sub)family involved in human diseases.