4WCW

Ribosomal silencing factor during starvation or stationary phase (RsfS) from Mycobacterium tuberculosis

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A, B, C, D	Ribosomal silencing factor RsfS	polymer	139	15277.1	4	UniProt (O86327) Pfam (PF02410) In PDB	Mycobacterium tuberculosis
2	A, B, C, D	MAGNESIUM ION	non-polymer		24.3	6	Chemie (MG)
3	B, D	(4S)-2-METHYL-2,4-PENTANEDIOL	non-polymer		118.2	2	Chemie (MPD)
4		water	water		18.0	378	Chemie (HOH)

Sequence modifications

A, B, C, D: 1 - 126 (UniProt: O86327)

PDB	External Database	Details
Ala 102	Tyr 102	engineered mutation
Lys 127	-	expression tag
Leu 128	-	expression tag
Ala 129	-	expression tag
Ala 130	-	expression tag
Ala 131	-	expression tag
Leu 132	-	expression tag
Glu 133	-	expression tag
His 134	-	expression tag
His 135	-	expression tag
His 136	-	expression tag
His 137	-	expression tag
His 138	-	expression tag
His 139	-	expression tag

Contents of the asymmetric unit

Polymers	Number of chains	4
	Total formula weight	61108.5
Non-Polymers*	Number of molecules	8
	Total formula weight	382.2
All*	Total formula weight	61490.6

*Water molecules are not included.