3SP1

Crystal structure of cysteinyl-tRNA synthetase (cysS) from Borrelia burgdorferi

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)	Cysteinyl-tRNA synthetase	polymer	501	58387.7	2	UniProt (O51545) Pfam (PF01406)	Borrelia burgdorferi (Lyme disease spirochete)	Cysteine--tRNA ligase, CysRS
2	C, E (A, B)	ZINC ION	non-polymer		65.4	2	Chemie (ZN)
3	D, F (A, B)	ADENOSINE MONOPHOSPHATE	non-polymer		347.2	2	Chemie (AMP)
4	G (B)	CHLORIDE ION	non-polymer		35.5	1	Chemie (CL)
5	H, I (A, B)	water	water		18.0	160	Chemie (HOH)

Sequence modifications

A, B: 1 - 480 (UniProt: O51545)

PDB	External Database	Details
Met -20	-	expression tag
Ala -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
Met -12	-	expression tag
Gly -11	-	expression tag
Thr -10	-	expression tag
Leu -9	-	expression tag
Glu -8	-	expression tag
Ala -7	-	expression tag
Gln -6	-	expression tag
Thr -5	-	expression tag
Gln -4	-	expression tag
Gly -3	-	expression tag
Pro -2	-	expression tag
Gly -1	-	expression tag
Ser 0	-	expression tag

Contents of the asymmetric unit

Polymers	Number of chains	2
	Total formula weight	116775.4
Non-Polymers*	Number of molecules	5
	Total formula weight	860.7
All*	Total formula weight	117636.1

*Water molecules are not included.