6RM2

Deoxyguanylosuccinate synthase (DgsS) structure with ATP, IMP, Magnesium

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)	Adenylosuccinate synthetase	polymer	363	40393.0	2	UniProt (G3FFN6) Pfam (PF00709)	Vibrio phage phiVC8
2	C, G (A, B)	ADENOSINE-5'-TRIPHOSPHATE	non-polymer		507.2	2	Chemie (ATP)
3	D, H (A, B)	MAGNESIUM ION	non-polymer		24.3	2	Chemie (MG) PubChem (888)
4	E, I (A, B)	INOSINIC ACID	non-polymer		348.2	2	Chemie (IMP) PubChem (177678963) PubChem (135464200) PubChem (135533971) PubChem (138454308) PubChem (135398640) PubChem (135402036) PubChem (135449337) PubChem (135486133) PubChem (135530792) PubChem (135567013) PubChem (135705234) PubChem (135854804) PubChem (135889742) PubChem (136026456) PubChem (136073920) PubChem (136217866) PubChem (136259539) PubChem (136716177) PubChem (136766861) PubChem (136811071) PubChem (137162990) PubChem (137168789) PubChem (137257909) PubChem (162510533) PubChem (174152734)
5	F, J (A, B)	SULFATE ION	non-polymer		96.1	2	Chemie (SO4)
6	K, L (A, B)	water	water		18.0	207	Chemie (HOH)

Sequence modifications

A, B: 1 - 343 (UniProt: G3FFN6)

PDB	External Database	Details
Met -19	-	initiating methionine
Gly -18	-	expression tag
Ser -17	-	expression tag
Ser -16	-	expression tag
His -15	-	expression tag
His -14	-	expression tag
His -13	-	expression tag
His -12	-	expression tag
His -11	-	expression tag
His -10	-	expression tag
Ser -9	-	expression tag
Ser -8	-	expression tag
Gly -7	-	expression tag
Leu -6	-	expression tag
Val -5	-	expression tag
Pro -4	-	expression tag
Arg -3	-	expression tag
Gly -2	-	expression tag
Ser -1	-	expression tag
His 0	-	expression tag
Glu 2	Lys 2	conflict

Contents of the asymmetric unit

Polymers	Number of chains	2
	Total formula weight	80786.0
Non-Polymers*	Number of molecules	8
	Total formula weight	1951.5
All*	Total formula weight	82737.5

*Water molecules are not included.