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4HCB

The metal-free form of crystal structure of E.coli ExoI-ssDNA complex

Functional Information from GO Data
ChainGOidnamespacecontents
A0000175molecular_function3'-5'-RNA exonuclease activity
A0000287molecular_functionmagnesium ion binding
A0003676molecular_functionnucleic acid binding
A0003677molecular_functionDNA binding
A0003697molecular_functionsingle-stranded DNA binding
A0004527molecular_functionexonuclease activity
A0004529molecular_functionDNA exonuclease activity
A0005515molecular_functionprotein binding
A0006259biological_processDNA metabolic process
A0006274biological_processDNA replication termination
A0006281biological_processDNA repair
A0006308biological_processDNA catabolic process
A0008310molecular_functionsingle-stranded DNA 3'-5' DNA exonuclease activity
A0046872molecular_functionmetal ion binding
A0051575molecular_function5'-deoxyribose-5-phosphate lyase activity
B0000175molecular_function3'-5'-RNA exonuclease activity
B0000287molecular_functionmagnesium ion binding
B0003676molecular_functionnucleic acid binding
B0003677molecular_functionDNA binding
B0003697molecular_functionsingle-stranded DNA binding
B0004527molecular_functionexonuclease activity
B0004529molecular_functionDNA exonuclease activity
B0005515molecular_functionprotein binding
B0006259biological_processDNA metabolic process
B0006274biological_processDNA replication termination
B0006281biological_processDNA repair
B0006308biological_processDNA catabolic process
B0008310molecular_functionsingle-stranded DNA 3'-5' DNA exonuclease activity
B0046872molecular_functionmetal ion binding
B0051575molecular_function5'-deoxyribose-5-phosphate lyase activity
Functional Information from PDB Data
site_idAC1
Number of Residues5
DetailsBINDING SITE FOR RESIDUE GOL A 501
ChainResidue
AHIS430
AGLN433
AHOH675
BTHR436
BGLU438

site_idAC2
Number of Residues6
DetailsBINDING SITE FOR RESIDUE SO4 A 502
ChainResidue
BHIS215
BARG256
ALYS214
AHIS215
AARG256
BLYS214

site_idAC3
Number of Residues3
DetailsBINDING SITE FOR RESIDUE SO4 A 503
ChainResidue
AARG148
AARG203
AHOH791

site_idAC4
Number of Residues8
DetailsBINDING SITE FOR RESIDUE SO4 A 504
ChainResidue
AARG106
ASER233
AMET235
ALYS299
AHOH641
AHOH689
AHOH759
AHOH809

site_idAC5
Number of Residues4
DetailsBINDING SITE FOR RESIDUE SO4 A 505
ChainResidue
APHE415
APRO416
AGLY417
AHOH777

site_idAC6
Number of Residues6
DetailsBINDING SITE FOR RESIDUE GOL B 501
ChainResidue
AGLU438
BHIS430
BGLN433
BHOH707
BHOH818
BHOH838

site_idAC7
Number of Residues8
DetailsBINDING SITE FOR RESIDUE GOL B 502
ChainResidue
AGLN328
AASP332
BPHE11
BSER38
BGLU39
BLYS198
BPHE205
BHOH835

site_idAC8
Number of Residues4
DetailsBINDING SITE FOR RESIDUE SO4 B 503
ChainResidue
BARG148
BARG203
BARG316
BHOH640

site_idAC9
Number of Residues6
DetailsBINDING SITE FOR RESIDUE SO4 B 504
ChainResidue
BARG106
BSER233
BLYS299
BHOH779
BHOH824
BHOH825

site_idBC1
Number of Residues4
DetailsBINDING SITE FOR RESIDUE SO4 B 505
ChainResidue
BSER373
BASP374
BHOH621
BHOH704

site_idBC2
Number of Residues5
DetailsBINDING SITE FOR RESIDUE SO4 B 506
ChainResidue
ASER373
AASP374
BHIS211
BLYS216
BHOH786

Functional Information from SwissProt/UniProt
site_idSWS_FT_FI1
Number of Residues2
DetailsBINDING: BINDING => ECO:0000269|PubMed:11101894, ECO:0000269|PubMed:18219121, ECO:0000269|PubMed:18591666, ECO:0000269|PubMed:20018747, ECO:0000269|PubMed:23609540
ChainResidueDetails
AASP15
BASP15

site_idSWS_FT_FI2
Number of Residues6
DetailsBINDING: BINDING => ECO:0000269|PubMed:18219121
ChainResidueDetails
AGLU17
AARG165
AASP186
BGLU17
BARG165
BASP186

site_idSWS_FT_FI3
Number of Residues20
DetailsSITE: Interaction with single-stranded DNA => ECO:0000269|PubMed:23609540
ChainResidueDetails
ATHR18
APHE371
BTHR18
BILE66
BARG113
BTYR124
BTRP128
BARG142
BLYS214
BTYR284
BTYR368
AILE66
BPHE371
AARG113
ATYR124
ATRP128
AARG142
ALYS214
ATYR284
ATYR368

site_idSWS_FT_FI4
Number of Residues6
DetailsSITE: Important for interaction with ssb => ECO:0000269|PubMed:18591666
ChainResidueDetails
AARG148
ATYR207
AGLN311
BARG148
BTYR207
BGLN311

site_idSWS_FT_FI5
Number of Residues6
DetailsSITE: Interaction with single-stranded DNA => ECO:0000269|PubMed:23609540, ECO:0007744|PDB:4HCC
ChainResidueDetails
APHE164
AASN257
AASN304
BPHE164
BASN257
BASN304

site_idSWS_FT_FI6
Number of Residues2
DetailsSITE: Important for activity => ECO:0000269|PubMed:23609540
ChainResidueDetails
AHIS181
BHIS181

site_idSWS_FT_FI7
Number of Residues2
DetailsSITE: Important for interaction with ssb => ECO:0000305|PubMed:20018747
ChainResidueDetails
AARG338
BARG338

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PDB entries from 2024-09-11

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