8BEB

Ternary complex between VCB, BRD4-BD1 and PROTAC 49

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A	Elongin-B	polymer	104	11748.4	1	UniProt (Q15370) Pfam (PF00240) In PDB	Homo sapiens (human)	EloB,Elongin 18 kDa subunit,RNA polymerase II transcription factor SIII subunit B,SIII p18,Transcription elongation factor B polypeptide 2
2	B	Elongin-C	polymer	97	10974.6	1	UniProt (Q15369) Pfam (PF03931) In PDB	Homo sapiens (human)	EloC,Elongin 15 kDa subunit,RNA polymerase II transcription factor SIII subunit C,SIII p15,Transcription elongation factor B polypeptide 1
3	C	von Hippel-Lindau disease tumor suppressor	polymer	162	18702.3	1	UniProt (P40337) Pfam (PF01847) Pfam (PF17211) In PDB	Homo sapiens (human)	Protein G7,pVHL
4	D	Bromodomain-containing protein 4	polymer	127	15099.4	1	UniProt (O60885) Pfam (PF00439) In PDB	Homo sapiens (human)	Protein HUNK1
5	A	SULFATE ION	non-polymer		96.1	1	Chemie (SO4)
6	C	(2~{S},4~{R})-~{N}-[(1~{S})-3-[4-[2-[(9~{S})-7-(4-chlorophenyl)-4,5,13-trimethyl-3-thia-1,8,11,12-tetrazatricyclo[8.3.0.0^{2,6}]trideca-2(6),4,7,10,12-pentaen-9-yl]ethanoylamino]butylamino]-1-[4-(4-methyl-1,3-thiazol-5-yl)phenyl]-3-oxidanylidene-propyl]-1-[(2~{R})-3-methyl-2-(3-methyl-1,2-oxazol-5-yl)butanoyl]-4-oxidanyl-pyrrolidine-2-carboxamide	non-polymer		993.6	1	Chemie (QIK)
7		water	water		18.0	3	Chemie (HOH)

Sequence modifications

B: 17 - 112 (UniProt: Q15369)

PDB	External Database	Details
Met 16	-	initiating methionine

C: 54 - 213 (UniProt: P40337)

PDB	External Database	Details
Gly 52	-	expression tag
Ser 53	-	expression tag

D: 44 - 168 (UniProt: O60885)

PDB	External Database	Details
Ser 42	-	expression tag
Met 43	-	expression tag

Contents of the asymmetric unit

Polymers	Number of chains	4
	Total formula weight	56524.7
Non-Polymers*	Number of molecules	2
	Total formula weight	1089.7
All*	Total formula weight	57614.4

*Water molecules are not included.