4KSK

Gumby/Fam105B in complex with ubiquitin

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A, B	Protein FAM105B	polymer	300	34859.9	2	UniProt (Q96BN8) Pfam (PF16218) In PDB	Homo sapiens (human)
2	C, D	Polyubiquitin-C	polymer	80	8893.2	2	UniProt (P0CG48) Pfam (PF00240) In PDB	Homo sapiens (human)	Ubiquitin
3	A	SULFATE ION	non-polymer		96.1	1	Chemie (SO4)
4		water	water		18.0	162	Chemie (HOH)

Sequence modifications

A, B: 55 - 352 (UniProt: Q96BN8)

PDB	External Database	Details
Gly 53	-	expression tag
Ser 54	-	expression tag
Ser 129	Cys 129	engineered mutation

C, D: 0 - 76 (UniProt: P0CG48)

PDB	External Database	Details
Gly -3	-	expression tag
Ala -2	-	expression tag
Met -1	-	expression tag

Contents of the asymmetric unit

Polymers	Number of chains	4
	Total formula weight	87506.2
Non-Polymers*	Number of molecules	1
	Total formula weight	96.1
All*	Total formula weight	87602.2

*Water molecules are not included.