3TUJ

Inward facing conformations of the MetNI methionine ABC transporter: DM crystal form

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A, B (A, B)	D-methionine transport system permease protein metI	polymer	217	23738.9	2	UniProt (P31547) Pfam (PF00528)	Escherichia coli
2	C, D (C, D)	Methionine import ATP-binding protein MetN	polymer	366	40985.3	2	UniProt (P30750) Pfam (PF00005) Pfam (PF09383)	Escherichia coli

Sequence modifications

C, D: 1 - 343 (UniProt: P30750)

PDB	External Database	Details
Mse -22	-	expression tag
Gly -21	-	expression tag
His -20	-	expression tag
His -19	-	expression tag
His -18	-	expression tag
His -17	-	expression tag
His -16	-	expression tag
His -15	-	expression tag
His -14	-	expression tag
His -13	-	expression tag
His -12	-	expression tag
His -11	-	expression tag
Ser -10	-	expression tag
Ser -9	-	expression tag
Gly -8	-	expression tag
His -7	-	expression tag
Ile -6	-	expression tag
Asp -5	-	expression tag
Asp -4	-	expression tag
Asp -3	-	expression tag
Asp -2	-	expression tag
Lys -1	-	expression tag
His 0	-	expression tag
Gln 166	Glu 166	engineered mutation

Contents of the asymmetric unit

Polymers	Number of chains	4
	Total formula weight	129448.5
All*	Total formula weight	129448.5

*Water molecules are not included.