4Q2U

Crystal structure of the E. coli DinJ-YafQ toxin-antitoxin 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, E, G, I... (A, C, E, G, I...)	Antitoxin DinJ	polymer	86	9512.6	8	UniProt (Q47150) Pfam (PF04221)	Escherichia coli
2	B, D, F, H, J... (B, D, F, H, J...)	mRNA interferase YafQ	polymer	102	12221.6	8	UniProt (Q47149) Pfam (PF15738)	Escherichia coli	Endoribonuclease YafQ, Toxin YafQ
3	AA, AB, BA, BB, CA... (C, H, I, J, D...)	SULFATE ION	non-polymer		96.1	49	Chemie (SO4)
4	AC, BC, CC, NB, OB... (N, O, P, A, B...)	water	water		18.0	1142	Chemie (HOH)

Sequence modifications

B, D, F, H, J, L, N, P: 2 - 92 (UniProt: Q47149)

PDB	External Database	Details
Mse -9	-	expression tag
His -8	-	expression tag
His -7	-	expression tag
His -6	-	expression tag
His -5	-	expression tag
His -4	-	expression tag
His -3	-	expression tag
Asp -2	-	expression tag
Leu -1	-	expression tag
Gly 0	-	expression tag
Thr 1	-	expression tag

Contents of the asymmetric unit

Polymers	Number of chains	16
	Total formula weight	173873.4
Non-Polymers*	Number of molecules	49
	Total formula weight	4707.1
All*	Total formula weight	178580.5

*Water molecules are not included.