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6X4I

Crystal Structure of NSP15 Endoribonuclease from SARS CoV-2 in the Complex with 3'-uridinemonophosphate

Functional Information from PDB Data
site_idAC1
Number of Residues9
Detailsbinding site for residue U3P A 401
ChainResidue
AHIS235
AGLY248
AHIS250
ALYS290
ATRP333
ATHR341
ATYR343
AEDO402
AHOH524

site_idAC2
Number of Residues8
Detailsbinding site for residue EDO A 402
ChainResidue
AHIS250
AVAL292
ACYS293
ASER294
ATYR343
AU3P401
AEDO407
AHOH652

site_idAC3
Number of Residues6
Detailsbinding site for residue EDO A 403
ChainResidue
ALYS159
AGLN160
APHE195
AGLN197
AHOH624
AHOH707

site_idAC4
Number of Residues9
Detailsbinding site for residue EDO A 404
ChainResidue
ALYS320
AVAL321
ATHR322
AGLU327
AHOH641
BVAL149
BLYS150
BGLY151
BLEU152

site_idAC5
Number of Residues3
Detailsbinding site for residue EDO A 405
ChainResidue
AHIS243
ASER244
AHOH634

site_idAC6
Number of Residues4
Detailsbinding site for residue EDO A 406
ChainResidue
AGLU229
AGLY230
AGLY337
AHIS338

site_idAC7
Number of Residues6
Detailsbinding site for residue EDO A 407
ChainResidue
AASN278
ASER294
APRO344
ALYS345
ALEU346
AEDO402

site_idAC8
Number of Residues5
Detailsbinding site for residue EDO A 408
ChainResidue
AASN75
ALYS181
APRO191
ATYR325
AHOH516

site_idAC9
Number of Residues5
Detailsbinding site for residue EDO A 409
ChainResidue
ALEU43
APHE44
AGLU45
AHOH533
AHOH560

site_idAD1
Number of Residues8
Detailsbinding site for residue EDO A 410
ChainResidue
AGLU4
APRO24
AVAL25
BASN53
BGLU57
BCYS103
BSER104
BMET105

site_idAD2
Number of Residues3
Detailsbinding site for residue EDO A 411
ChainResidue
APRO191
AGLU327
BSER148

site_idAD3
Number of Residues7
Detailsbinding site for residue EDO A 412
ChainResidue
ALEU312
ASER313
AVAL314
ACYS334
ALYS335
AASP336
AGLY337

site_idAD4
Number of Residues11
Detailsbinding site for residue U3P B 401
ChainResidue
BHIS235
BGLY247
BGLY248
BHIS250
BLYS290
BTRP333
BTHR341
BTYR343
BEDO404
BHOH512
BHOH559

site_idAD5
Number of Residues6
Detailsbinding site for residue NA B 402
ChainResidue
BASP79
BHOH552
BHOH599
BHOH634
BHOH777
BHOH837

site_idAD6
Number of Residues4
Detailsbinding site for residue EDO B 403
ChainResidue
BSER155
BVAL156
BGLU192
BTHR193

site_idAD7
Number of Residues7
Detailsbinding site for residue EDO B 404
ChainResidue
BU3P401
BHOH530
BHIS250
BVAL292
BCYS293
BSER294
BTYR343

site_idAD8
Number of Residues4
Detailsbinding site for residue EDO B 405
ChainResidue
BASN278
BSER294
BLYS345
BLEU346

site_idAD9
Number of Residues6
Detailsbinding site for residue EDO B 406
ChainResidue
AGLU192
BGLY126
BGLY147
BSER148
BHOH625
BHOH709

site_idAE1
Number of Residues4
Detailsbinding site for residue EDO B 407
ChainResidue
BASN74
BVAL78
BASP79
BHOH764

site_idAE2
Number of Residues3
Detailsbinding site for residue EDO B 408
ChainResidue
BASN75
BTYR325
BHOH508

site_idAE3
Number of Residues5
Detailsbinding site for residue EDO B 409
ChainResidue
BPHE44
BGLU45
BHOH534
BHOH571
BHOH580

site_idAE4
Number of Residues2
Detailsbinding site for residue EDO B 410
ChainResidue
BARG258
BTHR286

site_idAE5
Number of Residues5
Detailsbinding site for residue EDO B 411
ChainResidue
BGLU192
BTYR194
BTHR322
BHOH523
BHOH535

Functional Information from SwissProt/UniProt
site_idSWS_FT_FI1
Number of Residues120
DetailsDomain: {"description":"Nsp15 N-terminal oligomerization","evidences":[{"source":"PROSITE-ProRule","id":"PRU01305","evidenceCode":"ECO:0000255"}]}
ChainResidueDetails

site_idSWS_FT_FI2
Number of Residues250
DetailsDomain: {"description":"AV-Nsp11N/CoV-Nsp15M","evidences":[{"source":"PROSITE-ProRule","id":"PRU01306","evidenceCode":"ECO:0000255"}]}
ChainResidueDetails

site_idSWS_FT_FI3
Number of Residues278
DetailsDomain: {"description":"NendoU","evidences":[{"source":"PROSITE-ProRule","id":"PRU01303","evidenceCode":"ECO:0000255"}]}
ChainResidueDetails

site_idSWS_FT_FI4
Number of Residues2
DetailsActive site: {"description":"Proton donor; for uridylate-specific endoribonuclease nsp15 activity","evidences":[{"source":"PubMed","id":"33504779","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"33564093","evidenceCode":"ECO:0000269"}]}
ChainResidueDetails

site_idSWS_FT_FI5
Number of Residues2
DetailsActive site: {"description":"Proton acceptor; for uridylate-specific endoribonuclease nsp15 activity","evidences":[{"source":"PubMed","id":"33504779","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"33564093","evidenceCode":"ECO:0000269"}]}
ChainResidueDetails

site_idSWS_FT_FI6
Number of Residues2
DetailsActive site: {"description":"For uridylate-specific endoribonuclease nsp15 activity","evidences":[{"source":"PubMed","id":"33504779","evidenceCode":"ECO:0000269"}]}
ChainResidueDetails

site_idSWS_FT_FI7
Number of Residues8
DetailsBinding site: {"evidences":[{"source":"PubMed","id":"33504779","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"33564093","evidenceCode":"ECO:0000269"}]}
ChainResidueDetails

site_idSWS_FT_FI8
Number of Residues8
DetailsBinding site: {"evidences":[{"source":"PubMed","id":"33564093","evidenceCode":"ECO:0000269"}]}
ChainResidueDetails

site_idSWS_FT_FI9
Number of Residues2
DetailsSite: {"description":"Cleavage; by 3CL-PRO","evidences":[{"source":"UniProtKB","id":"P0C6V3","evidenceCode":"ECO:0000250"}]}
ChainResidueDetails

site_idSWS_FT_FI10
Number of Residues2
DetailsSite: {"description":"Transition state stabilizer","evidences":[{"source":"PubMed","id":"33504779","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"33564093","evidenceCode":"ECO:0000269"}]}
ChainResidueDetails

site_idSWS_FT_FI11
Number of Residues2
DetailsSite: {"description":"Uracil recognition site","evidences":[{"source":"PubMed","id":"33504779","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"33564093","evidenceCode":"ECO:0000269"}]}
ChainResidueDetails

250835

PDB entries from 2026-03-18

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