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4NDF

Human Aprataxin (Aptx) bound to RNA-DNA, AMP, and Zn - product complex

Functional Information from GO Data
ChainGOidnamespacecontents
A0003824molecular_functioncatalytic activity
B0003824molecular_functioncatalytic activity
Functional Information from PDB Data
site_idAC1
Number of Residues20
DetailsBINDING SITE FOR RESIDUE AMP A 401
ChainResidue
ALEU171
APRO254
ASER255
AMET256
AHIS260
AHIS262
AHOH534
AHOH574
AHOH578
AHOH670
AHOH674
ASER174
DG1
AASP193
ALYS194
ATYR195
ALYS197
AHIS201
ALEU203
AHIS251

site_idAC2
Number of Residues4
DetailsBINDING SITE FOR RESIDUE ZN A 402
ChainResidue
ACYS319
ACYS322
AHIS335
AHIS339

site_idAC3
Number of Residues6
DetailsBINDING SITE FOR RESIDUE NA A 403
ChainResidue
ASER255
AHOH555
AHOH629
AHOH681
DHOH109
DHOH116

site_idAC4
Number of Residues6
DetailsBINDING SITE FOR RESIDUE BME A 404
ChainResidue
ATYR195
ACYS272
ALYS274
AHOH518
BGLN298
DDT3

site_idAC5
Number of Residues23
DetailsBINDING SITE FOR RESIDUE AMP B 401
ChainResidue
BGLY170
BLEU171
BSER174
BILE191
BLYS192
BASP193
BLYS194
BTYR195
BLEU203
BHIS251
BSER255
BMET256
BHIS260
BHIS262
BHOH507
BHOH527
BHOH535
BHOH629
BHOH630
BHOH631
BHOH638
BHOH673
GG1

site_idAC6
Number of Residues4
DetailsBINDING SITE FOR RESIDUE ZN B 402
ChainResidue
BCYS319
BCYS322
BHIS335
BHIS339

site_idAC7
Number of Residues5
DetailsBINDING SITE FOR RESIDUE BME B 403
ChainResidue
BTYR195
BCYS272
BLYS274
GDT3
GHOH103

site_idAC8
Number of Residues7
DetailsBINDING SITE FOR RESIDUE K E 101
ChainResidue
DDT8
DDT9
EDT4
EDC5
EHOH220
EHOH221
EHOH236

Functional Information from PROSITE/UniProt
site_idPS00028
Number of Residues21
DetailsZINC_FINGER_C2H2_1 Zinc finger C2H2 type domain signature. Che..CqqlLpsipqlkeHlrk..H
ChainResidueDetails
ACYS319-HIS339

site_idPS00892
Number of Residues19
DetailsHIT_1 HIT domain signature. RlgyhAiPsMsHVHLHVIS
ChainResidueDetails
AARG247-SER265

Functional Information from SwissProt/UniProt
site_idSWS_FT_FI1
Number of Residues44
DetailsZN_FING: C2H2-type => ECO:0000255|PROSITE-ProRule:PRU00042, ECO:0000305|PubMed:17276982, ECO:0000305|PubMed:24362567
ChainResidueDetails
ALEU317-HIS339
BLEU317-HIS339

site_idSWS_FT_FI2
Number of Residues2
DetailsACT_SITE: Tele-AMP-histidine intermediate => ECO:0000269|PubMed:24362567
ChainResidueDetails
AHIS260
BHIS260

site_idSWS_FT_FI3
Number of Residues8
DetailsSITE: Interaction with DNA substrate => ECO:0000269|PubMed:24362567
ChainResidueDetails
ASER174
AHIS251
AHIS262
ALYS277
BSER174
BHIS251
BHIS262
BLYS277

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PDB entries from 2024-07-17

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