ID 1.14.19.27 DE sn-2 palmitoyl-lipid 9-desaturase. CA a 1-acyl-2-hexadecanoyl-glycerolipid + 2 H(+) + O2 + 2 reduced [2Fe-2S]- CA [ferredoxin] = a 1-acyl-2-[(9Z)-hexadecenoyl]-glycerolipid + 2 H2O + CA 2 oxidized [2Fe-2S]-[ferredoxin]. CC -!- The enzyme, characterized from the cyanobacterium Nostoc sp. 36, CC introduces a cis double bond at carbon 9 of palmitoyl groups (16:0) CC attached to the sn-2 position of glycerolipids. DR Q704E9, DESC2_NOSS3; //