1RYN

Structure of the Chloroplast Group II Intron Splicing Factor CRS2

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A	protein CRS2	polymer	202	22552.7	1	UniProt (Q9M5P4) Pfam (PF01195) In PDB	Zea mays
2		water	water		18.0	42	Chemie (HOH)

Sequence modifications

A: 1 - 193 (UniProt: Q9M5P4)

PDB	External Database	Details
Met 0	-	cloning artifact
Asn 43	Ile 100	engineered mutation
Phe 45	Ser 102	engineered mutation
Thr 51	Ile 108	engineered mutation
Leu 194	-	expression tag
Glu 195	-	expression tag
His 196	-	expression tag
His 197	-	expression tag
His 198	-	expression tag
His 199	-	expression tag
His 200	-	expression tag
His 201	-	expression tag

Contents of the asymmetric unit

Polymers	Number of chains	1
	Total formula weight	22552.7
All*	Total formula weight	22552.7

*Water molecules are not included.