2IPA

solution structure of Trx-ArsC complex

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A (A)	Thioredoxin	polymer	104	11388.1	1	UniProt (P14949) Pfam (PF00085)	Bacillus subtilis	TRX
2	B (B)	Protein arsC	polymer	139	15550.3	1	UniProt (P45947) Pfam (PF01451)	Bacillus subtilis	Arsenate reductase, Arsenical pump modifier, Low molecular weight protein-tyrosine-phosphatase

Sequence modifications

A: 1 - 104 (UniProt: P14949)

PDB	External Database	Details
Ser 32	Cys 31	engineered mutation

B: 1 - 139 (UniProt: P45947)

PDB	External Database	Details
Ser 10	Cys 10	engineered mutation
Ala 15	Cys 15	engineered mutation
Ser 82	Cys 82	engineered mutation

Contents of the asymmetric unit

Polymers	Number of chains	2
	Total formula weight	26938.4
All*	Total formula weight	26938.4

*Water molecules are not included.