7DRM

Structure of ATP-grasp ligase PsnB complexed with minimal precursor, Mg, and ADP

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A, B, C, D (A, B, C, D)	ATP-grasp domain-containing protein	polymer	334	37023.8	4	UniProt (A6G4D7) Pfam (PF08443)	Plesiocystis pacifica SIR-1	PsnB, ATP-grasp ligase
2	E, F (E, F)	PsnA214-38, Precursor peptide	polymer	25	2567.9	2	UniProt (A6GH40)	Plesiocystis pacifica SIR-1
3	G, J (A, C)	ADENOSINE-5'-DIPHOSPHATE	non-polymer		427.2	2	Chemie (ADP)
4	H, I, K, L (A, C)	MAGNESIUM ION	non-polymer		24.3	4	Chemie (MG)
5	M, N, O, P (A, B, C, D)	water	water		18.0	14	Chemie (HOH)

Sequence modifications

A, B, C, D: 1 - 314 (UniProt: A6G4D7)

PDB	External Database	Details
Met -19	-	expression tag
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

Contents of the asymmetric unit

Polymers	Number of chains	6
	Total formula weight	153231.0
Non-Polymers*	Number of molecules	6
	Total formula weight	951.6
All*	Total formula weight	154182.7

*Water molecules are not included.