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1A74

I-PPOL HOMING ENDONUCLEASE/DNA COMPLEX

Functional Information from GO Data
ChainGOidnamespacecontents
A0004518molecular_functionnuclease activity
A0004519molecular_functionendonuclease activity
A0006314biological_processintron homing
A0016787molecular_functionhydrolase activity
B0004518molecular_functionnuclease activity
B0004519molecular_functionendonuclease activity
B0006314biological_processintron homing
B0016787molecular_functionhydrolase activity
Functional Information from PDB Data
site_idAC1
Number of Residues4
DetailsBINDING SITE FOR RESIDUE ZN A 601
ChainResidue
ACYS125
ACYS132
AHIS134
ACYS138

site_idAC2
Number of Residues4
DetailsBINDING SITE FOR RESIDUE ZN A 602
ChainResidue
ACYS41
ACYS100
ACYS105
AHIS110

site_idAC3
Number of Residues4
DetailsBINDING SITE FOR RESIDUE ZN B 603
ChainResidue
BCYS132
BHIS134
BCYS138
BCYS125

site_idAC4
Number of Residues4
DetailsBINDING SITE FOR RESIDUE ZN B 604
ChainResidue
BCYS41
BCYS100
BCYS105
BHIS110

Catalytic Information from CSA
site_idMCSA1
Number of Residues4
DetailsM-CSA 837
ChainResidueDetails

site_idMCSA2
Number of Residues4
DetailsM-CSA 837
ChainResidueDetails

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PDB entries from 2025-06-18

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