6DQT

Crystal structure of Haemophilus influenzae OppA complex with LGG

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A	Periplasmic oligopeptide-binding protein	polymer	530	59987.0	1	UniProt (Q4QLH0) Pfam (PF00496) In PDB	Haemophilus influenzae (strain 86-028NP)
2	B	LEU-GLY-GLY	polymer	3	245.3	1		Haemophilus influenzae 86-028NP
3	A	ACETATE ION	non-polymer		59.0	3	Chemie (ACT)
4	A	SULFATE ION	non-polymer		96.1	2	Chemie (SO4)
5		water	water		18.0	153	Chemie (HOH)

Sequence modifications

A: 21 - 541 (UniProt: Q4QLH0)

PDB	External Database	Details
Met 20	-	initiating methionine
Leu 542	-	expression tag
Glu 543	-	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	2
	Total formula weight	60232.3
Non-Polymers*	Number of molecules	5
	Total formula weight	369.3
All*	Total formula weight	60601.5

*Water molecules are not included.