4PSH

Structure of holo ArgBP from T. maritima

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A, B	ABC-type transporter, periplasmic subunit family 3	polymer	227	25298.0	2	UniProt (Q9WZ62) Pfam (PF00497) In PDB	Thermotoga maritima	Amino acid ABC transporter, periplasmic amino acid-binding protein
2	A, B	ARGININE	non-polymer		175.2	2	Chemie (ARG)
3		water	water		18.0	472	Chemie (HOH)

Contents of the asymmetric unit

Polymers	Number of chains	2
	Total formula weight	50595.9
Non-Polymers*	Number of molecules	2
	Total formula weight	350.4
All*	Total formula weight	50946.4

*Water molecules are not included.