3pvg is a 1 chain structure with sequence from Zea mays. This structure supersedes the now removed PDB entry 3kxj. Full crystallographic information is available from OCA. For a guided tour on the structure components use FirstGlance.
CSK2A_MAIZE Casein kinases are operationally defined by their preferential utilization of acidic proteins such as caseins as substrates. The alpha chain contains the catalytic site.