4OEN

Crystal structure of the second substrate binding domain of a putative amino acid ABC transporter from Streptococcus pneumoniae Canada MDR_19A

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A, B	Second substrate binding domain of putative amino acid ABC transporter	polymer	223	23896.7	2	Pfam (PF00497) UniProt (by SIFTS) (A0A0H2UQ91) In PDB	Streptococcus pneumoniae
2	A, B	SULFATE ION	non-polymer		96.1	2	Chemie (SO4)
3	A, B	CHLORIDE ION	non-polymer		35.5	8	Chemie (CL)
4	A, B	ACETATE ION	non-polymer		59.0	6	Chemie (ACT)
5		water	water		18.0	788	Chemie (HOH)

Contents of the asymmetric unit

Polymers	Number of chains	2
	Total formula weight	47793.4
Non-Polymers*	Number of molecules	16
	Total formula weight	830.0
All*	Total formula weight	48623.4

*Water molecules are not included.