3RFN

Epitope backbone grafting by computational design for improved presentation of linear epitopes on scaffold proteins

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A	BB_1wnu_001	polymer	159	18146.0	1	UniProt (O58307) Pfam (PF07973) In PDB	Pyrococcus horikoshii
2	A	ZINC ION	non-polymer		65.4	1	Chemie (ZN)
3		water	water		18.0	88	Chemie (HOH)

Sequence modifications

A: 2 - 45 (UniProt: O58307)

PDB	External Database	Details
Ala 22	Val 22	engineered mutation
Ala 23	Leu 23	engineered mutation
Ala 26	Glu 26	engineered mutation
Thr 31	Tyr 31	engineered mutation

A: 61 - 154 (UniProt: O58307)

PDB	External Database	Details
His 155	-	expression tag
His 156	-	expression tag
His 157	-	expression tag
His 158	-	expression tag
His 159	-	expression tag
His 160	-	expression tag

Contents of the asymmetric unit

Polymers	Number of chains	1
	Total formula weight	18146.0
Non-Polymers*	Number of molecules	1
	Total formula weight	65.4
All*	Total formula weight	18211.4

*Water molecules are not included.