6EWZ

Crystal structure of RelP (SAS2) from Staphylococcus aureus bound to AMPCPP and GTP in the pre-catalytic state

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A, B	GTP pyrophosphokinase	polymer	237	28094.1	2	UniProt (W8U368) Pfam (PF04607) In PDB	Staphylococcus aureus	GTP pyrophosphokinase ywaC,RelA/SpoT domain protein
2	A, B	GUANOSINE-5'-TRIPHOSPHATE	non-polymer		523.2	2	Chemie (GTP)
3	A, B	DIPHOSPHOMETHYLPHOSPHONIC ACID ADENOSYL ESTER	non-polymer		505.2	2	Chemie (APC)
4	A, B	MAGNESIUM ION	non-polymer		24.3	2	Chemie (MG)
5	A	FE (III) ION	non-polymer		55.8	1	Chemie (FE)
6		water	water		18.0	99	Chemie (HOH)

Sequence modifications

A, B: 1 - 230 (UniProt: W8U368)

PDB	External Database	Details
Gly 231	-	expression tag
His 232	-	expression tag
His 233	-	expression tag
His 234	-	expression tag
His 235	-	expression tag
His 236	-	expression tag
His 237	-	expression tag

Contents of the asymmetric unit

Polymers	Number of chains	2
	Total formula weight	56188.3
Non-Polymers*	Number of molecules	7
	Total formula weight	2161.2
All*	Total formula weight	58349.5

*Water molecules are not included.