8FI3

Bifunctional ligase/repressor BirA from Klebsiella pneumoniae complexed with biotin (Domain Swapped Dimer)

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A, B	Bifunctional ligase/repressor BirA	polymer	328	36502.8	2	UniProt (A0A0W7ZMT5) Pfam (PF08279) Pfam (PF03099) Pfam (PF02237) In PDB	Klebsiella pneumoniae
2	A, B	BIOTIN	non-polymer		244.3	2	Chemie (BTN)
3		water	water		18.0	7	Chemie (HOH)

Sequence modifications

A, B: 1 - 320 (UniProt: A0A0W7ZMT5)

PDB	External Database	Details
Met -7	-	initiating methionine
Ala -6	-	expression tag
His -5	-	expression tag
His -4	-	expression tag
His -3	-	expression tag
His -2	-	expression tag
His -1	-	expression tag
His 0	-	expression tag

Contents of the asymmetric unit

Polymers	Number of chains	2
	Total formula weight	73005.6
Non-Polymers*	Number of molecules	2
	Total formula weight	488.6
All*	Total formula weight	73494.2

*Water molecules are not included.