3TCF

Crystal structure of E. coli OppA complexed with endogenous ligands

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A, B, C, D, E...	Periplasmic oligopeptide-binding protein	polymer	524	59387.6	8	UniProt (P23843) Pfam (PF00496) In PDB	Escherichia coli
2	I, J, K, L, M...	Endogenous peptide	polymer	3	273.3	8		Escherichia coli
3		water	water		18.0	2408	Chemie (HOH)

Sequence modifications

A, B, C, D, E, F, G, H: 27 - 543 (UniProt: P23843)

PDB	External Database	Details
Met 26	-	EXPRESSION TAG
His 544	-	EXPRESSION TAG
His 545	-	EXPRESSION TAG
His 546	-	EXPRESSION TAG
His 547	-	EXPRESSION TAG
His 548	-	EXPRESSION TAG
His 549	-	EXPRESSION TAG

Contents of the asymmetric unit

Polymers	Number of chains	16
	Total formula weight	477287.7
All*	Total formula weight	477287.7

*Water molecules are not included.