4Y0V

Structure of an ADP ribosylation factor from Entamoeba histolytica HM-1:IMSS bound to Mg-GDP

Replaces:  3RD1

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)	ADP-ribosylation factor 1	polymer	178	20214.3	2	UniProt (C4LXL1) Pfam (PF00025)	Entamoeba histolytica	ADP-ribosylation factor,putative,Small GTPase ArfA1
2	C, E (A, B)	GUANOSINE-5'-DIPHOSPHATE	non-polymer		443.2	2	Chemie (GDP)
3	D, F (A, B)	MAGNESIUM ION	non-polymer		24.3	2	Chemie (MG)
4	G, H (A, B)	water	water		18.0	313	Chemie (HOH)

Sequence modifications

A, B: 1 - 174 (UniProt: C4LXL1)

PDB	External Database	Details
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	40428.5
Non-Polymers*	Number of molecules	4
	Total formula weight	935.0
All*	Total formula weight	41363.5

*Water molecules are not included.