5T35

The PROTAC MZ1 in complex with the second bromodomain of Brd4 and pVHL:ElonginC:ElonginB

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A, E	Bromodomain-containing protein 4	polymer	130	15060.3	2	UniProt (O60885) Pfam (PF00439) In PDB	Homo sapiens (Human)	Protein HUNK1
2	B, F	Transcription elongation factor B polypeptide 2	polymer	104	11748.4	2	UniProt (Q15370) Pfam (PF00240) In PDB	Homo sapiens (Human)	Elongin 18 kDa subunit,Elongin-B,EloB,RNA polymerase II transcription factor SIII subunit B,SIII p18
3	C, G	Transcription elongation factor B polypeptide 1	polymer	97	10974.6	2	UniProt (Q15369) Pfam (PF03931) In PDB	Homo sapiens (Human)	Elongin 15 kDa subunit,Elongin-C,EloC,RNA polymerase II transcription factor SIII subunit C,SIII p15
4	D, H	Von Hippel-Lindau disease tumor suppressor	polymer	162	18702.3	2	UniProt (P40337) Pfam (PF01847) Pfam (PF17211) In PDB	Homo sapiens (Human)	Protein G7,pVHL
5	D, H	(2~{S},4~{R})-1-[(2~{S})-2-[2-[2-[2-[2-[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]ethoxy]ethoxy]ethoxy]ethanoylamino]-3,3-dimethyl-butanoyl]-~{N}-[[4-(4-methyl-2,3-dihydro-1,3-thiazol-5-yl)phenyl]methyl]-4-oxidanyl-pyrrolidine-2-carboxamide	non-polymer		1004.7	2	Chemie (759)
6		water	water		18.0	86	Chemie (HOH)

Sequence modifications

A, E: 333 - 460 (UniProt: O60885)

PDB	External Database	Details
Ser 331	-	expression tag
Met 332	-	expression tag

C, G: 17 - 112 (UniProt: Q15369)

PDB	External Database	Details
Met 16	-	initiating methionine

D, H: 54 - 213 (UniProt: P40337)

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

Contents of the asymmetric unit

Polymers	Number of chains	8
	Total formula weight	112971.3
Non-Polymers*	Number of molecules	2
	Total formula weight	2009.3
All*	Total formula weight	114980.6

*Water molecules are not included.