3VDZ

Tailoring Encodable Lanthanide-Binding Tags as MRI Contrast Agents: xq-dSE3-Ubiquitin at 2.4 Angstroms

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A, B (A, B)	Ubiquitin-40S ribosomal protein S27a	polymer	111	12193.4	2	Pfam (PF00240) UniProt (by SIFTS) (P62987)	synthetic construct homo sapiens
2	C, D, G, H (A, B)	GADOLINIUM ATOM	non-polymer		157.3	4	Chemie (GD)
3	E, F, I, J (A, B)	SULFATE ION	non-polymer		96.1	4	Chemie (SO4)
4	K, L (A, B)	water	water		18.0	41	Chemie (HOH)

Contents of the asymmetric unit

Polymers	Number of chains	2
	Total formula weight	24386.8
Non-Polymers*	Number of molecules	8
	Total formula weight	1013.3
All*	Total formula weight	25400.1

*Water molecules are not included.