4GLQ

Crystal Structure of the blue-light absorbing form of the Thermosynechococcus elongatus PixJ GAF-domain

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A (A)	Methyl-accepting chemotaxis protein	polymer	171	19598.2	1	UniProt (Q8DLC7) Pfam (PF01590)	Thermosynechococcus elongatus
2	B (A)	Phycoviolobilin, blue light-absorbing form	non-polymer		590.7	1	Chemie (VRB)
3	C (A)	water	water		18.0	137	Chemie (HOH)

Sequence modifications

A: 430 - 591 (UniProt: Q8DLC7)

PDB	External Database	Details
Met 429	-	expression tag
Ala 555	Cys 555	engineered mutation
Ser 592	-	expression tag
Leu 593	-	expression tag
His 594	-	expression tag
His 595	-	expression tag
His 596	-	expression tag
His 597	-	expression tag
His 598	-	expression tag
His 599	-	expression tag

Contents of the asymmetric unit

Polymers	Number of chains	1
	Total formula weight	19598.2
Non-Polymers*	Number of molecules	1
	Total formula weight	590.7
All*	Total formula weight	20188.9

*Water molecules are not included.