4BT1

MuB is an AAAplus ATPase that forms helical filaments to control target selection for DNA transposition

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A	TRANSCRIPTIONAL REGULATOR	polymer	73	8562.9	1	UniProt (O67198) In PDB	ENTEROBACTERIA PHAGE MU	MUB AAAPLUS ATPASE
2	B	TRANSCRIPTIONAL REGULATOR	polymer	173	19397.4	1	UniProt (O67198) Pfam (PF00158) In PDB	ENTEROBACTERIA PHAGE MU	MUB AAAPLUS ATPASE
3	A, B	ADENOSINE-5'-DIPHOSPHATE	non-polymer		427.2	2	Chemie (ADP)

Contents of the asymmetric unit

Polymers	Number of chains	2
	Total formula weight	27960.3
Non-Polymers*	Number of molecules	2
	Total formula weight	854.4
All*	Total formula weight	28814.7

*Water molecules are not included.