3EIU

A second transient position of ATP on its trail to the nucleotide-binding site of subunit B of the motor protein A1Ao ATP synthase

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A, B	V-type ATP synthase beta chain	polymer	469	51583.7	2	UniProt (Q60187) Pfam (PF02874) Pfam (PF00006) In PDB	Methanosarcina mazei (Methanosarcina frisia)	V-type ATPase subunit B
2	A	ADENOSINE-5'-TRIPHOSPHATE	non-polymer		507.2	1	Chemie (ATP)
3	B	4-(2-AMINOETHYL)BENZENESULFONYL FLUORIDE	non-polymer		203.2	1	Chemie (AES)

Sequence modifications

A, B: 1 - 460 (UniProt: Q60187)

PDB	External Database	Details
Met -8	-	expression tag
Lys -7	-	expression tag
His -6	-	expression tag
His -5	-	expression tag
His -4	-	expression tag
His -3	-	expression tag
His -2	-	expression tag
His -1	-	expression tag
Pro 0	-	expression tag
Val 2	Ala 2	SEE REMARK 999
Trp 416	Arg 416	engineered mutation

Contents of the asymmetric unit

Polymers	Number of chains	2
	Total formula weight	103167.4
Non-Polymers*	Number of molecules	2
	Total formula weight	710.4
All*	Total formula weight	103877.8

*Water molecules are not included.