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	A, B (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	C, D (A, B)	INTRON-ENCODED ENDONUCLEASE I-PPOI	polymer	163	17811.2	2	UniProt (Q94702) Pfam (PF05551)	Physarum polycephalum
3	E, F, H, I (A, B)	CADMIUM ION	non-polymer		112.4	4	Chemie (CD)
4	G, J (A, B)	MAGNESIUM ION	non-polymer		24.3	2	Chemie (MG)
5	K, L, M, N (C, D, A, B)	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.