3VEP

Crystal structure of SigD4 in complex with its negative regulator RsdA

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A, C, E, G (X, C, G, J)	Uncharacterized protein Rv3413c/MT3522	polymer	80	8922.8	4	UniProt (P65081) Pfam (PF16751) UniProt (by SIFTS) (P9WJ71)	Mycobacterium tuberculosis
2	B, D, F, H (D, A, E, H)	Probable RNA polymerase sigma-D factor	polymer	86	9469.3	4	UniProt (P66811) Pfam (PF08281) UniProt (by SIFTS) (P9WGG9)	Mycobacterium tuberculosis
3	I, J, K, L, M... (X, D, C, A, E...)	SULFATE ION	non-polymer		96.1	13	Chemie (SO4)
4	AA, BA, CA, V, W... (E, J, H, X, D...)	water	water		18.0	52	Chemie (HOH)

Sequence modifications

D, A, E, H: 141 - 212 (UniProt: P66811)

PDB	External Database	Details
Mse 127	-	expression tag
Gly 128	-	expression tag
Ser 129	-	expression tag
Ser 130	-	expression tag
His 131	-	expression tag
His 132	-	expression tag
His 133	-	expression tag
His 134	-	expression tag
His 135	-	expression tag
His 136	-	expression tag
Ser 137	-	expression tag
Gln 138	-	expression tag
Asp 139	-	expression tag
Pro 140	-	expression tag

Contents of the asymmetric unit

Polymers	Number of chains	8
	Total formula weight	73568.1
Non-Polymers*	Number of molecules	13
	Total formula weight	1248.8
All*	Total formula weight	74816.9

*Water molecules are not included.