1GPP

Crystal structure of the S.cerevisiae Homing Endonuclease PI-SceI Domain I

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A	ENDONUCLEASE PI-SCEI	polymer	237	27034.6	1	UniProt (P17255) Pfam (PF05203) In PDB	SACCHAROMYCES CEREVISIAE (BAKER'S YEAST)	HOMING ENDONUCLEASE PI-SCEI, VMA1-DERIVED ENDONUCLEASE
2		water	water		18.0	303	Chemie (HOH)

Sequence modifications

A: -10 - -1 (PDB: 1GPP)
A: 1 - 183 (UniProt: P17255)

PDB	External Database	Details
Ser 44	Arg 327	engineered mutation
Met 67	Val 350	engineered mutation
Val 132	Ile 415	engineered mutation
Gly 183	Leu 466	engineered mutation

A: 410 - 453 (UniProt: P17255)

Contents of the asymmetric unit

Polymers	Number of chains	1
	Total formula weight	27034.6
All*	Total formula weight	27034.6

*Water molecules are not included.