6P4F

Crystal structure of the XPB-Bax1-forked DNA ternary 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	DNA-dependent ATPase XPBII	polymer	440	50728.8	2	UniProt (Q970I2) Pfam (PF18458) Pfam (PF04851) Pfam (PF00271) In PDB	Sulfurisphaera tokodaii (strain DSM 16993 / JCM 10545 / NBRC 100140 / 7)
2	B, D	Endonuclease Bax1	polymer	373	44321.1	2	UniProt (Q970I1) Pfam (PF05626) In PDB	Sulfurisphaera tokodaii (strain DSM 16993 / JCM 10545 / NBRC 100140 / 7)
3	E, G	DNA (5'-D(*TP*TP*GP*AP*CP*TP*CP*AP*AP*CP*AP*TP*CP*CP*TP*TP*TP*GP*CP*TP*AP*CP*AP*A)-3')	polymer	24	7263.7	2		synthetic construct
4	F, H	DNA (5'-D(P*TP*GP*TP*AP*GP*GP*TP*TP*TP*CP*CP*AP*TP*GP*TP*TP*GP*AP*GP*TP*CP*A)-3')	polymer	23	7092.6	2		synthetic construct
5	C, A, D, E, F...	MAGNESIUM ION	non-polymer		24.3	25	Chemie (MG)
6	B, A, D, G	CHLORIDE ION	non-polymer		35.5	11	Chemie (CL)
7	D, F, B	PHOSPHATE ION	non-polymer		95.0	3	Chemie (PO4)

Sequence modifications

A, C: 1 - 439 (UniProt: Q970I2)

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

B, D: 0 - 372 (UniProt: Q970I1)

PDB	External Database	Details
Gly 1	-	insertion

Contents of the asymmetric unit

Polymers	Number of chains	8
	Total formula weight	218812.5
Non-Polymers*	Number of molecules	39
	Total formula weight	1282.5
All*	Total formula weight	220095.0

*Water molecules are not included.