Crystal Structure of Nostoc sp. 7120 phycocyanobilin:ferredoxin oxidoreductase (PcyA) Apoprotein

Insight into the radical mechanism of phycocyanobilin-ferredoxin oxidoreductase (PcyA) revealed by X-ray crystallography and biochemical measurements.

Phycocyanobilin:ferredoxin oxidoreductase

GPLGSPEFISLTSIPSLREQQHPLIRQLADCIEEVWHQHLDLSPYHLPAELGYVEGRLEGEKLTIENRCYQTPQFRKMHL
ELAKVGNMLDILHCVMFPRPEYDLPMFGCDLVGGRGQISAAIADLSPVHLDRTLPESYNSALTSLNTLNFSQPRELPEWG
NIFSDFCIFVRPSSPEEEAMFLGRVREFLQVHCQGAIAASPVSAEQKQQILAGQHNYCSKQQQNDKTRRVLEKAFGVDWA
ENYMTTVLFDLPE

18% PEG-8000, 25mM MES-NaOH, 50mM Calcium acetate, 10% dioxine, pH 6.5, VAPOR DIFFUSION, SITTING DROP, temperature 293K, pH 6.50

alpha-beta-alpha sandwich, OXIDOREDUCTASE

SLTSIPSLREQQHPLIRQLADCIEEVWHQHLDLSPYHLPAELGYVEGRLEGEKLTIENRCYQTPQFRKMHLELAKVGNML
DILHCVMFPRPEYDLPMFGCDLVGGRGQISAAIADLSPVHLDRTLPESYNSALTSLNTLNFSQPRELPEWGNIFSDFCIF
VRPSSPEEEAMFLGRVREFLQVHCQGAIAASPVSAEQKQQILAGQHNYCSKQQQNDKTRRVLEKAFGVDWAENYMTTVLF
DLPE