Genes in Chlorophyllide reductase

SYNPCC7002_A0210 por  light-dependent protochlorophyllide reductase
SYNPCC7002_A1652 ChlB light-independent protochlorophyllide reductase, B subunit
SYNPCC7002_A2345 ChlN light-independent protochlorophyllide reductase, N subunit
SYNPCC7002_A2347 ChlL light-independent protochlorophyllide reductase, iron-sulfur ATP-binding protein

to delete: SYNPCC7002_A1652, SYNPCC7002_A2345, SYNPCC7002_A2347

He Q, Brune D, Nieman R, Vermaas W (1998)
Chlorophyll alpha synthesis upon interruption and deletion of por coding for the light-dependent NADPH: protochlorophyllide oxidoreductase in a photosystem-I-less/chlL- strain of Synechocystis sp. PCC 6803.
Eur J Biochem 253: 161-72

Gao Y1, Xiong W, He MJ, Tang L, Xiang JY, Wu QY (2009)
Action spectra of chlorophyll a biosynthesis in cyanobacteria: dark-operative protochlorophyllide oxidoreductase-deficient mutants.
Z Naturforsch C 64: 117-24
->ChlN and ChlD deletion result in dark white phenotype