4R3L

Crystal structure of Ard1 N-terminal acetyltransferase from Sulfolobus solfataricus bound to substrate peptide fragment and CoA

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A (A)	Uncharacterized N-acetyltransferase SSO0209	polymer	173	20302.4	1	UniProt (Q980R9) Pfam (PF00583)	Sulfolobus solfataricus P2
2	B (B)	N-terminal 6-mer peptide from Alba	polymer	6	548.5	1	UniProt (by SIFTS) (P60849)	Sulfolobus solfataricus
3	C (A)	COENZYME A	non-polymer		767.5	1	Chemie (COA)
4	D (A)	water	water		18.0	85	Chemie (HOH)

Sequence modifications

A: 1 - 167 (UniProt: Q980R9)

PDB	External Database	Details
His 168	-	expression tag
His 169	-	expression tag
His 170	-	expression tag
His 171	-	expression tag
His 172	-	expression tag
His 173	-	expression tag

Contents of the asymmetric unit

Polymers	Number of chains	2
	Total formula weight	20851.0
Non-Polymers*	Number of molecules	1
	Total formula weight	767.5
All*	Total formula weight	21618.5

*Water molecules are not included.