2X9J

Structure of the Mutant D206N of Phycoerythrobilin Synthase PebS from the Cyanophage P-SSM2 in complex with bound substrate Biliverdin IXA

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A, B (A, B)	PHYCOERYTHROBILIN SYNTHASE	polymer	233	27291.9	2	UniProt (Q58MU6) Pfam (PF05996)	PROCHLOROCOCCUS PHAGE P-SSM2	(3Z)-PHYCOERYTHROBILIN \: FERREDOXIN OXIDOREDUCTASE, PHYCOBILIN SYNTHASE, BILIVERDIN REDUCTASE
2	C, D (A, B)	BILIVERDINE IX ALPHA	non-polymer		582.6	2	Chemie (BLA)
3	E, F (A, B)	water	water		18.0	429	Chemie (HOH)

Sequence modifications

A, B: 1 - 233 (UniProt: Q58MU6)

PDB	External Database	Details
Asn 206	Asp 206	engineered mutation

Contents of the asymmetric unit

Polymers	Number of chains	2
	Total formula weight	54583.7
Non-Polymers*	Number of molecules	2
	Total formula weight	1165.3
All*	Total formula weight	55749.0

*Water molecules are not included.