The Catalytic Site Atlas (CSA) is a database documenting enzyme active sites and catalytic residues in enzymes of 3D structure. It uses a defined classification for catalytic residues which includes only those residues thought to be directly involved in some aspect of the reaction catalysed by an enzyme.

Prefix
csa
Links
Homepage
Contact
Missing Contact
Pattern
^[0-9][A-Za-z0-9]{3}$
Namespace in Pattern
False
Example Identifier
1a05   Resolve
Metaregistry

The metaregistry provides mappings between the Bioregistry and other registries. There are 3 mappings to external registries for csa.

Registry Name Metaprefix Metaidentifier
Identifiers.org miriam csa
Name-to-Thing n2t csa
Prefix Commons prefixcommons CSA
Providers

Providers are various services that resolve CURIEs to URLs. The example CURIE csa:1a05 is used to demonstrate the provides available for csa. Generation of OLS and BioPortal URLs requires additional programmatic logic beyond string formatting.

Name Metaprefix URL
Catalytic Site Atlas csa https://www.ebi.ac.uk/thornton-srv/databases/CSA/SearchResults.php?PDBID=1a05
Bioregistry bioregistry https://bioregistry.io/csa:1a05
Identifiers.org miriam https://identifiers.org/csa:1a05
Name-to-Thing n2t https://n2t.net/csa:1a05