2XRI

Crystal structure of human ERI1 exoribonuclease 3

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A (A)	ERI1 EXORIBONUCLEASE 3	polymer	224	25784.8	1	UniProt (O43414) Pfam (PF00929)	HOMO SAPIENS (HUMAN)	PRION PROTEIN-INTERACTING PROTEIN, PRION INTERACTOR 1
2	B (A)	MAGNESIUM ION	non-polymer		24.3	1	Chemie (MG)
3	C (A)	GLYCEROL	non-polymer		92.1	1	Chemie (GOL)
4	D (A)	water	water		18.0	104	Chemie (HOH)

Sequence modifications

A: 137 - 337 (UniProt: O43414)

PDB	External Database	Details
Met 114	-	expression tag
His 115	-	expression tag
His 116	-	expression tag
His 117	-	expression tag
His 118	-	expression tag
His 119	-	expression tag
His 120	-	expression tag
Ser 121	-	expression tag
Ser 122	-	expression tag
Gly 123	-	expression tag
Val 124	-	expression tag
Asp 125	-	expression tag
Leu 126	-	expression tag
Gly 127	-	expression tag
Thr 128	-	expression tag
Glu 129	-	expression tag
Asn 130	-	expression tag
Leu 131	-	expression tag
Tyr 132	-	expression tag
Phe 133	-	expression tag
Gln 134	-	expression tag
Ser 135	-	expression tag
Met 136	-	expression tag

Contents of the asymmetric unit

Polymers	Number of chains	1
	Total formula weight	25784.8
Non-Polymers*	Number of molecules	2
	Total formula weight	116.4
All*	Total formula weight	25901.2

*Water molecules are not included.