Computed Atlas of Surface Topography of proteins

Please cite this paper if you publish or present results using CASTp analysis:

Tian et al., Nucleic Acids Res. 2018. PMID: 29860391 DOI: 10.1093/nar/gky473.

For questions and bugs, please contact uic.lianglab{at} .

Upload a molecular structure in standard PDB format. No multiple NMR structures please, and all nonpolar H atoms will be ignored

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The default value used by CASTp server is 1.4 Angstroms. Only values between 0.0 and 10.0 will be accepted.

toll Radius probe:

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