4ZEF

Crystal structure of substrate binding domain 2 (SBD2) OF ABC transporter GLNPQ from Enterococcus faecalis

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A (A)	Amino acid ABC transporter amino acid-binding/permease	polymer	251	28111.8	1	UniProt (Q837S0) Pfam (PF00497)	Enterococcus faecalis	amino acid-binding/permease protein
2	B (A)	GLUTAMINE	non-polymer		146.1	1	Chemie (GLN)
3	C (A)	water	water		18.0	307	Chemie (HOH)

Sequence modifications

A: 252 - 483 (UniProt: Q837S0)

PDB	External Database	Details
Met 233	-	initiating methionine
His 234	-	expression tag
His 235	-	expression tag
His 236	-	expression tag
His 237	-	expression tag
His 238	-	expression tag
His 239	-	expression tag
His 240	-	expression tag
His 241	-	expression tag
His 242	-	expression tag
His 243	-	expression tag
Gly 244	-	expression tag
Glu 245	-	expression tag
Asn 246	-	expression tag
Leu 247	-	expression tag
Tyr 248	-	expression tag
Phe 249	-	expression tag
Gln 250	-	expression tag
Gly 251	-	expression tag

Contents of the asymmetric unit

Polymers	Number of chains	1
	Total formula weight	28111.8
Non-Polymers*	Number of molecules	1
	Total formula weight	146.1
All*	Total formula weight	28257.9

*Water molecules are not included.