3W03

XLF-XRCC4 complex

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A, B (A, B)	Non-homologous end-joining factor 1	polymer	235	26637.7	2	UniProt (Q9H9Q4) Pfam (PF09302) Pfam (PF21928)	Homo sapiens (human)	Protein cernunnos, XRCC4-like factor
2	C, D (C, D)	DNA repair protein XRCC4	polymer	184	21058.6	2	UniProt (Q13426) Pfam (PF06632) Pfam (PF21924)	Homo sapiens (human)	X-ray repair cross-complementing protein 4

Sequence modifications

A, B: 1 - 233 (UniProt: Q9H9Q4)

PDB	External Database	Details
Ser -1	-	expression tag
Gly 0	-	expression tag

C, D: 1 - 164 (UniProt: Q13426)

PDB	External Database	Details
Met -19	-	expression tag
Gly -18	-	expression tag
Ser -17	-	expression tag
Ser -16	-	expression tag
His -15	-	expression tag
His -14	-	expression tag
His -13	-	expression tag
His -12	-	expression tag
His -11	-	expression tag
His -10	-	expression tag
Ser -9	-	expression tag
Ser -8	-	expression tag
Gly -7	-	expression tag
Leu -6	-	expression tag
Val -5	-	expression tag
Pro -4	-	expression tag
Arg -3	-	expression tag
Gly -2	-	expression tag
Ser -1	-	expression tag
His 0	-	expression tag

Contents of the asymmetric unit

Polymers	Number of chains	4
	Total formula weight	95392.6
All*	Total formula weight	95392.6

*Water molecules are not included.