4DFC

Core UvrA/TRCF complex

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A, C	Transcription-repair-coupling factor	polymer	93	10578.9	2	UniProt (P30958) Pfam (PF17757) In PDB	Escherichia coli	TRCF, ATP-dependent helicase mfd
2	B, D	UvrABC system protein A	polymer	126	13962.9	2	UniProt (P0A698) Pfam (PF17760) In PDB	Escherichia coli	UvrA protein, Excinuclease ABC subunit A

Sequence modifications

A, C: 127 - 213 (UniProt: P30958)

PDB	External Database	Details
Gly 121	-	expression tag
Pro 122	-	expression tag
His 123	-	expression tag
Met 124	-	expression tag
Ala 125	-	expression tag
Ser 126	-	expression tag

B, D: 131 - 250 (UniProt: P0A698)

PDB	External Database	Details
Gly 125	-	expression tag
Pro 126	-	expression tag
His 127	-	expression tag
Met 128	-	expression tag
Ala 129	-	expression tag
Ser 130	-	expression tag

Contents of the asymmetric unit

Polymers	Number of chains	4
	Total formula weight	49083.6
All*	Total formula weight	49083.6

*Water molecules are not included.