4Z20

Crystal Structure of Meganuclease I-SmaMI Bound to Uncleaveable DNA with a TTGT Central Four

Functional Information from GO Data

Chain	GOid	namespace	contents
A	0004519	molecular_function	endonuclease activity
D	0004519	molecular_function	endonuclease activity

Functional Information from PDB Data

site_id	AC1
Number of Residues	4
Details	binding site for residue CA A 401

Chain	Residue
A	ALA19
A	GLU20
A	ASP179
B	DT16

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site_id	AC2
Number of Residues	2
Details	binding site for residue GOL C 101

Chain	Residue
C	DA22
C	DC23

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site_id	AC3
Number of Residues	4
Details	binding site for residue GOL D 401

Chain	Residue
D	HOH502
A	TYR220
D	GLN255
D	HOH501

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site_id	AC4
Number of Residues	7
Details	binding site for residue CA D 402

Chain	Residue
D	ALA19
D	GLU20
D	ASP179
E	DT16
F	DT14
F	DC15
F	HOH202

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site_id	AC5
Number of Residues	2
Details	binding site for residue GOL F 101

Chain	Residue
F	DA22
F	DC23

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