AtHaspin phosphorylates histone H3 at threonine 3 during mitosis and contributes to embryonic patterning in Arabidopsis.
Ashtiyani RK, Moghaddam AM, Schubert V, Rutten T, Fuchs J, Demidov D, Blattner FR, Houben A. Plant J. 2011 Nov; 68(3):443-54. Epub 2011 Aug 30.