IBS1 (IMPAIRED IN BABA-INDUCED STERILITY 1); kinase. similar to ATP binding / protein kinase [Arabidopsis thaliana] (TAIR:AT1G74330.1); similar to unnamed protein product [Vitis vinifera] (GB:CAO64505.1); similar to hypothetical protein OsJ_024011 [Oryza sativa (japonica cultivar-group)] (GB:EAZ40528.1); similar to hypothetical protein OsI_025812 [Oryza sativa (indica cultivar-group)] (GB:EAZ04580.1); contains InterPro domain Serine/threonine protein kinase; (InterPro:IPR002290); contains InterPro domain Protein kinase, core; (InterPro:IPR000719); contains InterPro domain Protein kinase-like (InterPro:IPR011009); contains InterPro domain Seri