Sign Up for Free

RunKit +

Try any Node.js package right in your browser

This is a playground to test code. It runs a full Node.js environment and already has all of npm’s 400,000 packages pre-installed, including ProtVista with all npm packages installed. Try it out:

var protVista = require("ProtVista")

This service is provided by RunKit and is not affiliated with npm, Inc or the package authors.

ProtVista v2.0.13

Protein feature viewer (uniprot annotation, variants, proteomics, ...)


Feature viewer for protein sequence annotation

NPM version Build Status

NOTE We are developing the next version of ProtVista as a collection of web components (custom elements v1). If you're thinking of using ProtVista in your own resource, it might be worth checking out or getting in touch. /NOTE

How to cite us: ProtVista: visualization of protein sequence annotations (doi: 10.1093/bioinformatics/btx120)


  • (re)Introduce support for null predictions coming as '-' from the data services


  • Updated '-' to 'del' for variants to reflect data service change
  • Bug fixes


  • Added antigen track
  • New icons
  • pre-highlight specified region


  • Changed colour scale for SIFT/Polyphen variant predictions.
  • Minor improvements.


  • Added possibility to display your variants.
  • Added download functionality (XML/JSON/GFF).


  • Added possibility to display your own data (except variants).


  • Fix typo.
  • Fix shadow bug showing it slightly to the right on the bottom ruler.
  • Update css concat changes.
  • Update BLAST changes.
  • Add missing xrefs for LSS variants.
  • Reduce top margin for first filter title so reset button will be closer.
  • Implement reset filter behaviour.
  • Add BLAST option to tooltip.
  • Concat css files into one named main.css.
  • Allow category exclusion.


  • Addition of "Proteomics" track, showing unique and non-unique peptides
  • Updates to typography which was causing issues with some users
  • Model changes to the REST api the feature viewer uses
  • Supports multiple data sources (first steps towards being able to use your own data)
  • New filtering mechanism
  • Improved tooltip for variants including more information related to cross-references


Developer documentation


Please submit all issues and pull requests to the ebi-uniprot/ProtVista repository!


If you have any problem or suggestion please open an issue here.


This software is licensed under the Apache 2 license, quoted below.

Copyright (c) 2014, ebi-uniprot

Licensed under the Apache License, Version 2.0 (the "License"); you may not use this file except in compliance with the License. You may obtain a copy of the License at

Unless required by applicable law or agreed to in writing, software distributed under the License is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the License for the specific language governing permissions and limitations under the License.

RunKit is a free, in-browser JavaScript dev environment for prototyping Node.js code, with every npm package installed. Sign up to share your code.
Sign Up for Free