▁of ▁sub - space , ▁and ▁soon ▁is ▁attacked ▁from ▁all ▁sides ▁by ▁the ▁Haz ari , ▁now ▁seeking ▁reven ge ▁on ▁them . ▁Vo y ager ▁res c ues ▁Seven , ▁and ▁leaves ▁the ▁Think ▁T ank ▁to ▁potentially ▁be ▁destroyed ▁at ▁the ▁hands ▁of ▁the ▁Haz ari . ▁ ▁Re ception ▁" Th ink ▁T ank " ▁is ▁noted ▁for ▁Jason ▁Alexander ▁in ▁his ▁guest ▁star ▁role , ▁and ▁the ▁actor ▁has ▁said ▁he ▁is ▁a ▁fan ▁of ▁the ▁Star ▁Tre k ▁franch ise ▁in ▁inter views . ▁TV ▁Guide ▁and ▁Vari ety ▁have ▁noted ▁Jason ▁Alexander ' s ▁role ▁in ▁this ▁episode , ▁as ▁one ▁of ▁the ▁surprising ▁guest ▁stars ▁of ▁the ▁Star ▁Tre k ▁franch ise . ▁They ▁note ▁he ▁was ▁famous ▁for ▁playing ▁George ▁Cost anza ▁on ▁the ▁hit ▁TV ▁show ▁Se inf eld , ▁but ▁was ▁able ▁to ▁bring ▁a ▁new ▁presence ▁to ▁his ▁presentation ▁of ▁the ▁Star ▁Tre k ▁al ien ▁Kur ros ▁in ▁this ▁episode . ▁ ▁References ▁ ▁External ▁links ▁▁▁▁▁▁ ▁Category : Star ▁Tre k : ▁Vo y ager ▁( season ▁ 5 ) ▁episodes ▁Category : 1 9 9 9 ▁American ▁television ▁episodes ▁ ▁it : Spec ie ▁di ▁Star ▁Tre k : ▁Vo y ager # H az ari <0x0A> </s> ▁Ser ine ▁hyd rol ases ▁are ▁one ▁of ▁the ▁largest ▁known ▁en zym e ▁classes ▁compr ising ▁approximately ▁~ 2 0 0 ▁en zym es ▁or ▁ 1 % ▁of ▁the ▁gen es ▁in ▁the ▁human ▁prote ome . ▁A