6.6.1.1 chloroplast - 9507 6.6.1.1 chloroplast ABAR spans the chloroplast envelope with its N- and C-termini exposed to cytosol 9507 6.6.1.1 chloroplast stroma - 9570 6.6.1.1 membrane - 16020 6.6.1.1 additional information multicomponent enzyme, requires at least two proteins, one membrane-associated and one soluble - 6.6.1.1 protoplast - -