3HJH

A rigid N-terminal clamp restrains the motor domains of the bacterial transcription-repair coupling factor

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A (A)	Transcription-repair-coupling factor	polymer	483	55088.6	1	UniProt (P30958) Pfam (PF17757) Pfam (PF21132)	Escherichia coli	TRCF, ATP-dependent helicase mfd
2	B (A)	COBALT (II) ION	non-polymer		58.9	1	Chemie (CO)
3	C (A)	water	water		18.0	318	Chemie (HOH)

Sequence modifications

A: 1 - 470 (UniProt: P30958)

PDB	External Database	Details
Lys 471	-	expression tag
Leu 472	-	expression tag
Ala 473	-	expression tag
Ala 474	-	expression tag
Ala 475	-	expression tag
Leu 476	-	expression tag
Glu 477	-	expression tag
His 478	-	expression tag
His 479	-	expression tag
His 480	-	expression tag
His 481	-	expression tag
His 482	-	expression tag
His 483	-	expression tag

Contents of the asymmetric unit

Polymers	Number of chains	1
	Total formula weight	55088.6
Non-Polymers*	Number of molecules	1
	Total formula weight	58.9
All*	Total formula weight	55147.5

*Water molecules are not included.