4PF8

CRYSTAL STRUCTURE OF A TRAP PERIPLASMIC SOLUTE BINDING PROTEIN FROM SULFITOBACTER sp. NAS-14.1 (TARGET EFI-510299) WITH BOUND BETA-D-GALACTURONATE

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A, B	TRAP-T family transporter, DctP (Periplasmic binding) subunit	polymer	325	36722.7	2	UniProt (A3T0C3) Pfam (PF03480) In PDB	Sulfitobacter sp. NAS-14.1
2	A, B	CHLORIDE ION	non-polymer		35.5	2	Chemie (CL)
3	A, B	beta-D-galactopyranuronic acid	non-polymer		194.1	2	Chemie (GTR)
4		water	water		18.0	766	Chemie (HOH)

Sequence modifications

A, B: 25 - 326 (UniProt: A3T0C3)

PDB	External Database	Details
Mse 2	-	initiating methionine
His 3	-	expression tag
His 4	-	expression tag
His 5	-	expression tag
His 6	-	expression tag
His 7	-	expression tag
His 8	-	expression tag
Ser 9	-	expression tag
Ser 10	-	expression tag
Gly 11	-	expression tag
Val 12	-	expression tag
Asp 13	-	expression tag
Leu 14	-	expression tag
Gly 15	-	expression tag
Thr 16	-	expression tag
Glu 17	-	expression tag
Asn 18	-	expression tag
Leu 19	-	expression tag
Tyr 20	-	expression tag
Phe 21	-	expression tag
Gln 22	-	expression tag
Ser 23	-	expression tag
Mse 24	-	expression tag

Contents of the asymmetric unit

Polymers	Number of chains	2
	Total formula weight	73445.4
Non-Polymers*	Number of molecules	4
	Total formula weight	459.2
All*	Total formula weight	73904.6

*Water molecules are not included.