# License

[article](https://bmcmicrobiol.biomedcentral.com/articles/10.1186/s12866-016-0715-6)

Open Access This article is distributed under the terms of the Creative Commons Attribution 4.0 International License (http://creativecommons.org/licenses/by/4.0/), which permits unrestricted use, distribution, and reproduction in any medium, provided you give appropriate credit to the original author(s) and the source, provide a link to the Creative Commons license, and indicate if changes were made. The Creative Commons Public Domain Dedication waiver (http://creativecommons.org/publicdomain/zero/1.0/) applies to the data made available in this article, unless otherwise stated.

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Please cite: Nupur, Vats A, Dhanda SK, Raghava GPS, Pinnaka A, Kumar A (2016):"ProCarDB: a database of bacterial carotenoids"; BMC Microbiology 16(96)

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