6FX4

Disulfide between E3 HECT ligase Smurf2 and Ubiquitin G76C

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A, C	E3 ubiquitin-protein ligase SMURF2	polymer	122	13944.8	2	UniProt (Q9HAU4) Pfam (PF00632) In PDB	Homo sapiens (Human)	hSMURF2,HECT-type E3 ubiquitin transferase SMURF2,SMAD ubiquitination regulatory factor 2,SMAD-specific E3 ubiquitin-protein ligase 2
2	B, D	Polyubiquitin-B	polymer	76	8622.9	2	UniProt (P0CG47) Pfam (PF00240) In PDB	Homo sapiens (Human)
3	A, C	GLYCEROL	non-polymer		92.1	2	Chemie (GOL)
4		water	water		18.0	84	Chemie (HOH)

Sequence modifications

A, C: 1 - 115 (UniProt: Q9HAU4)

PDB	External Database	Details
Gly -3	-	expression tag
Ala -2	-	expression tag
Met -1	-	expression tag
Gly 0	-	expression tag
Ala 16	Cys 646	engineered mutation
Asn 76	Cys 706	engineered mutation
Ser 113	Cys 743	engineered mutation
Ala 116	-	expression tag
Val 117	-	expression tag
Glu 118	-	expression tag

B, D: 1 - 76 (UniProt: P0CG47)

PDB	External Database	Details
Cys 76	Gly 76	engineered mutation

Contents of the asymmetric unit

Polymers	Number of chains	4
	Total formula weight	45135.5
Non-Polymers*	Number of molecules	2
	Total formula weight	184.2
All*	Total formula weight	45319.7

*Water molecules are not included.