4UAB

Crystal structure of a TRAP periplasmic solute binding protein from Chromohalobacter salexigens DSM 3043 (Csal_0678), Target EFI-501078, with bound ethanolamine

Replaces:  4N5W

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)	Twin-arginine translocation pathway signal	polymer	347	40115.5	2	UniProt (Q1QZR9) Pfam (PF03480)	Chromohalobacter salexigens
2	C, D, F, G (A, B)	CHLORIDE ION	non-polymer		35.5	4	Chemie (CL)
3	E, H (A, B)	ETHANOLAMINE	non-polymer		61.1	2	Chemie (ETA)
4	I, J (A, B)	water	water		18.0	572	Chemie (HOH)

Sequence modifications

A, B: 27 - 350 (UniProt: Q1QZR9)

PDB	External Database	Details
Mse 4	-	initiating methionine
His 5	-	expression tag
His 6	-	expression tag
His 7	-	expression tag
His 8	-	expression tag
His 9	-	expression tag
His 10	-	expression tag
Ser 11	-	expression tag
Ser 12	-	expression tag
Gly 13	-	expression tag
Val 14	-	expression tag
Asp 15	-	expression tag
Leu 16	-	expression tag
Gly 17	-	expression tag
Thr 18	-	expression tag
Glu 19	-	expression tag
Asn 20	-	expression tag
Leu 21	-	expression tag
Tyr 22	-	expression tag
Phe 23	-	expression tag
Gln 24	-	expression tag
Ser 25	-	expression tag
Mse 26	-	expression tag

Contents of the asymmetric unit

Polymers	Number of chains	2
	Total formula weight	80231.1
Non-Polymers*	Number of molecules	6
	Total formula weight	264.0
All*	Total formula weight	80495.0

*Water molecules are not included.