Catalyzes the ATP-dependent phosphorylation of the 3-deoxy-D-manno-octulosonic acid (Kdo) residue in Kdo-lipid IV(A) at the 4-OH position. To a lesser extent, can use GTP instead of ATP as substrate.

Belongs to the protein kinase superfamily. KdkA/RfaP family.

241 amino acids

MHQFQQDNQYFIFNFDRTFEQATEFFQAEFWQKQERVIGSAKGRGITYFLQTEDWFGVNCALRHYYRGGLWGKLNKDRYRFSALETTRSFAEFHLLQRLYEAGLPVPKPIAARIQKGKLGICYQADILTEKIENAQDLTALLQTQTLPKETWMQIGRLIRKLHDLQICHTDLNAHNILLQQTEQGQKCWLLDFDKCGEKSADFWKVQNLNRLKRSFEKEVGRMNIQFTEQNWADLTSAYHQ

28.6 kDa

(Note: Representative image - actual molecular weight may vary depending on tag type and expression method)

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