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6HPQ

Crystal structure of human Pif1 helicase in complex with AMP-PNP, brominated crystal form.

Functional Information from GO Data
ChainGOidnamespacecontents
A0000723biological_processtelomere maintenance
A0003678molecular_functionDNA helicase activity
A0006281biological_processDNA repair
B0000723biological_processtelomere maintenance
B0003678molecular_functionDNA helicase activity
B0006281biological_processDNA repair
Functional Information from PDB Data
site_idAC1
Number of Residues28
Detailsbinding site for residue ANP A 801
ChainResidue
AMET205
ATYR236
AGLU307
AGLN346
ATRP380
AARG381
AGLY559
AARG584
AMG802
AHOH910
AHOH922
AGLN206
AHOH998
AHOH1021
AHOH1051
AHOH1057
AHOH1084
AHOH1098
AHOH1110
AHOH1150
AHOH1192
AGLN211
AALA230
AGLY231
ATHR232
AGLY233
ALYS234
ASER235

site_idAC2
Number of Residues5
Detailsbinding site for residue MG A 802
ChainResidue
ASER235
AANP801
AHOH1051
AHOH1098
AHOH1110

site_idAC3
Number of Residues4
Detailsbinding site for residue BR A 803
ChainResidue
AGLY397
ACYS399
BLYS220
BGLN222

site_idAC4
Number of Residues5
Detailsbinding site for residue BR A 804
ChainResidue
ASER568
AGLY570
AARG571
BPRO280
BGLY617

site_idAC5
Number of Residues5
Detailsbinding site for residue BR A 805
ChainResidue
AGLN429
AMET552
ASER553
ALYS556
AHOH1463

site_idAC6
Number of Residues4
Detailsbinding site for residue BR A 806
ChainResidue
ALYS414
AGLY416
AARG592
AHOH1211

site_idAC7
Number of Residues4
Detailsbinding site for residue BR A 807
ChainResidue
AARG216
ALYS220
BGLY397
BHOH1142

site_idAC8
Number of Residues27
Detailsbinding site for residue ANP B 801
ChainResidue
BMET205
BGLN206
BGLN211
BALA230
BGLY231
BTHR232
BGLY233
BLYS234
BSER235
BTYR236
BGLU307
BGLN346
BTRP380
BARG381
BGLY559
BARG584
BMG802
BHOH908
BHOH919
BHOH1004
BHOH1014
BHOH1022
BHOH1039
BHOH1073
BHOH1100
BHOH1110
BHOH1152

site_idAC9
Number of Residues5
Detailsbinding site for residue MG B 802
ChainResidue
BSER235
BANP801
BHOH1022
BHOH1100
BHOH1110

site_idAD1
Number of Residues4
Detailsbinding site for residue BR B 803
ChainResidue
ALYS220
AGLN222
BGLY397
BCYS399

site_idAD2
Number of Residues3
Detailsbinding site for residue BR B 805
ChainResidue
AGLN283
AGLY617
AHOH1238

site_idAD3
Number of Residues3
Detailsbinding site for residue BR B 806
ChainResidue
BGLN283
BGLY617
BHOH1312

site_idAD4
Number of Residues11
Detailsbinding site for Di-peptide BR B 804 and ARG B 571
ChainResidue
AGLY617
ASER619
BARG424
BSER568
BLEU569
BGLY570
BVAL572
BPHE573
BALA600
AGLN278
APRO280

Functional Information from SwissProt/UniProt
site_idSWS_FT_FI1
Number of Residues38
DetailsDNA binding: {"evidences":[{"source":"HAMAP-Rule","id":"MF_03176","evidenceCode":"ECO:0000255"}]}
ChainResidueDetails

site_idSWS_FT_FI2
Number of Residues14
DetailsBinding site: {"evidences":[{"source":"HAMAP-Rule","id":"MF_03176","evidenceCode":"ECO:0000255"}]}
ChainResidueDetails

238582

PDB entries from 2025-07-09

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