3SXK

Zn2+-bound FCD domain of TM0439, a putative transcriptional regulator

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A, B	Transcriptional regulator, GntR family	polymer	140	16459.7	2	UniProt (Q9WYS0) Pfam (PF07729) In PDB	Thermotoga maritima
2	A, B	SULFATE ION	non-polymer		96.1	2	Chemie (SO4)
3	A, B	ZINC ION	non-polymer		65.4	4	Chemie (ZN)
4	A, B	BICARBONATE ION	non-polymer		61.0	2	Chemie (BCT)
5		water	water		18.0	288	Chemie (HOH)

Sequence modifications

A, B: 75 - 211 (UniProt: Q9WYS0)

PDB	External Database	Details
Gly 72	-	expression tag
Ala 73	-	expression tag
Met 74	-	expression tag
Ala 118	Glu 118	engineered mutation
Ala 119	Lys 119	engineered mutation
Ala 122	Lys 122	engineered mutation

Contents of the asymmetric unit

Polymers	Number of chains	2
	Total formula weight	32919.4
Non-Polymers*	Number of molecules	8
	Total formula weight	575.8
All*	Total formula weight	33495.2

*Water molecules are not included.