1IPP

HOMING ENDONUCLEASE/DNA COMPLEX

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	C, D	DNA (5'-D(*TP*TP*GP*AP*CP*TP*CP*TP*CP*TP*TP*AP*AP*GP*AP*GP*AP*GP*TP*CP*A)-3')	polymer	21	6437.2	2
2	A, B	INTRON-ENCODED ENDONUCLEASE I-PPOI	polymer	163	17811.2	2	UniProt (Q94702) Pfam (PF05551) In PDB	Physarum polycephalum
3	A, B	CADMIUM ION	non-polymer		112.4	4	Chemie (CD)
4	A, B	MAGNESIUM ION	non-polymer		24.3	2	Chemie (MG)
5		water	water		18.0	547	Chemie (HOH)

Contents of the asymmetric unit

Polymers	Number of chains	4
	Total formula weight	48496.9
Non-Polymers*	Number of molecules	6
	Total formula weight	498.3
All*	Total formula weight	48995.1

*Water molecules are not included.