3LVJ

Crystal Structure of E.coli IscS-TusA complex (form 1)

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)	Cysteine desulfurase	polymer	423	47326.9	2	UniProt (P0A6B9) Pfam (PF00266)	Escherichia coli
2	C, D (C, D)	Sulfurtransferase tusA	polymer	82	9118.5	2	UniProt (P0A892) Pfam (PF01206)	Escherichia coli	tRNA 2-thiouridine synthesizing protein A
3	E, F (A, B)	PYRIDOXAL-5'-PHOSPHATE	non-polymer		247.1	2	Chemie (PLP) PubChem (1051)
4	G, H, I, J (A, B, C, D)	water	water		18.0	213	Chemie (HOH)

Sequence modifications

A, B: 1 - 404 (UniProt: P0A6B9)

PDB	External Database	Details
Met -18	-	expression tag
Gly -17	-	expression tag
Ser -16	-	expression tag
Ser -15	-	expression tag
His -14	-	expression tag
His -13	-	expression tag
His -12	-	expression tag
His -11	-	expression tag
His -10	-	expression tag
His -9	-	expression tag
Gly -8	-	expression tag
Ser -7	-	expression tag
Met -6	-	expression tag
Tyr -5	-	expression tag
Gly -4	-	expression tag
Val -3	-	expression tag
Tyr -2	-	expression tag
Arg -1	-	expression tag
Ala 0	-	expression tag

C, D: 2 - 81 (UniProt: P0A892)

PDB	External Database	Details
Gly 0	-	expression tag
Ser 1	-	expression tag

Contents of the asymmetric unit

Polymers	Number of chains	4
	Total formula weight	112890.7
Non-Polymers*	Number of molecules	2
	Total formula weight	494.3
All*	Total formula weight	113385.0

*Water molecules are not included.