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6PSN

Anthrax toxin protective antigen channels bound to lethal factor

Functional Information from GO Data
ChainGOidnamespacecontents
A0005576cellular_componentextracellular region
A0051260biological_processprotein homooligomerization
B0005576cellular_componentextracellular region
B0051260biological_processprotein homooligomerization
C0005576cellular_componentextracellular region
C0051260biological_processprotein homooligomerization
D0005576cellular_componentextracellular region
D0051260biological_processprotein homooligomerization
E0005576cellular_componentextracellular region
E0051260biological_processprotein homooligomerization
F0005576cellular_componentextracellular region
F0051260biological_processprotein homooligomerization
G0005576cellular_componentextracellular region
G0051260biological_processprotein homooligomerization
L0003824molecular_functioncatalytic activity
L0005576cellular_componentextracellular region
L0008237molecular_functionmetallopeptidase activity
L0046872molecular_functionmetal ion binding
Functional Information from PDB Data
site_idAC1
Number of Residues5
Detailsbinding site for residue CA A 801
ChainResidue
AASP179
AASP181
AILE183
AASP185
ACA802

site_idAC2
Number of Residues6
Detailsbinding site for residue CA A 802
ChainResidue
AASP235
ACA801
AASP179
AASP181
ASER222
ALYS225

site_idAC3
Number of Residues4
Detailsbinding site for residue CA B 801
ChainResidue
BASP179
BASP181
BILE183
BASP185

site_idAC4
Number of Residues5
Detailsbinding site for residue CA B 802
ChainResidue
BASP179
BASP181
BSER222
BLYS225
BASP235

site_idAC5
Number of Residues5
Detailsbinding site for residue CA C 801
ChainResidue
CASP179
CASP181
CILE183
CASP185
CCA802

site_idAC6
Number of Residues6
Detailsbinding site for residue CA C 802
ChainResidue
CASP179
CASP181
CSER222
CLYS225
CASP235
CCA801

site_idAC7
Number of Residues4
Detailsbinding site for residue CA D 801
ChainResidue
DASP179
DASP181
DILE183
DASP185

site_idAC8
Number of Residues5
Detailsbinding site for residue CA D 802
ChainResidue
DASP179
DASP181
DSER222
DLYS225
DASP235

site_idAC9
Number of Residues4
Detailsbinding site for residue CA E 801
ChainResidue
EASP179
EASP181
EILE183
EASP185

site_idAD1
Number of Residues5
Detailsbinding site for residue CA E 802
ChainResidue
EASP179
EASP181
ESER222
ELYS225
EASP235

site_idAD2
Number of Residues4
Detailsbinding site for residue CA F 801
ChainResidue
FASP179
FASP181
FILE183
FASP185

site_idAD3
Number of Residues5
Detailsbinding site for residue CA F 802
ChainResidue
FASP179
FASP181
FSER222
FLYS225
FASP235

site_idAD4
Number of Residues4
Detailsbinding site for residue CA G 801
ChainResidue
GASP179
GASP181
GILE183
GASP185

site_idAD5
Number of Residues5
Detailsbinding site for residue CA G 802
ChainResidue
GASP179
GASP181
GSER222
GLYS225
GASP235

Functional Information from PROSITE/UniProt
site_idPS00142
Number of Residues10
DetailsZINC_PROTEASE Neutral zinc metallopeptidases, zinc-binding region signature. GFIHEFGHAV
ChainResidueDetails
LGLY683-VAL692

Functional Information from SwissProt/UniProt
site_idSWS_FT_FI1
Number of Residues140
DetailsTransmembrane: {"description":"Beta stranded","evidences":[{"source":"PubMed","id":"25778700","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"32047164","evidenceCode":"ECO:0000269"},{"source":"PDB","id":"3J9C","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"6PSN","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"6UZB","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"6UZD","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"6UZE","evidenceCode":"ECO:0007744"}]}
ChainResidueDetails

site_idSWS_FT_FI2
Number of Residues56
DetailsRegion: {"description":"Alpha-clamp","evidences":[{"source":"PubMed","id":"21037566","evidenceCode":"ECO:0000269"}]}
ChainResidueDetails

site_idSWS_FT_FI3
Number of Residues1596
DetailsRegion: {"description":"Domain 2, membrane insertion and heptamerization","evidences":[{"source":"PubMed","id":"9039918","evidenceCode":"ECO:0000303"}]}
ChainResidueDetails

site_idSWS_FT_FI4
Number of Residues217
DetailsRegion: {"description":"Disordered","evidences":[{"source":"SAM","id":"MobiDB-lite","evidenceCode":"ECO:0000256"}]}
ChainResidueDetails

site_idSWS_FT_FI5
Number of Residues749
DetailsRegion: {"description":"Domain 3, heptamerization","evidences":[{"source":"PubMed","id":"9039918","evidenceCode":"ECO:0000303"}]}
ChainResidueDetails

site_idSWS_FT_FI6
Number of Residues973
DetailsRegion: {"description":"Domain 4, binding to the receptor","evidences":[{"source":"PubMed","id":"9039918","evidenceCode":"ECO:0000303"}]}
ChainResidueDetails

site_idSWS_FT_FI7
Number of Residues147
DetailsCompositional bias: {"description":"Polar residues","evidences":[{"source":"SAM","id":"MobiDB-lite","evidenceCode":"ECO:0000256"}]}
ChainResidueDetails

site_idSWS_FT_FI8
Number of Residues21
DetailsBinding site: {"evidences":[{"source":"PubMed","id":"15243628","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"15326297","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"21037566","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"25778700","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"32047164","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"9039918","evidenceCode":"ECO:0000269"},{"source":"PDB","id":"1ACC","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"1T6B","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"1TZN","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"1TZO","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"3J9C","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"3KWV","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"6PSN","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"6UZB","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"6UZD","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"6UZE","evidenceCode":"ECO:0007744"}]}
ChainResidueDetails

site_idSWS_FT_FI9
Number of Residues7
DetailsBinding site: {"evidences":[{"source":"PubMed","id":"15243628","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"15326297","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"21037566","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"25778700","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"32047164","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"9039918","evidenceCode":"ECO:0000269"},{"source":"PDB","id":"1ACC","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"1T6B","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"1TZO","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"3J9C","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"3KWV","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"6PSN","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"6UZB","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"6UZD","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"6UZE","evidenceCode":"ECO:0007744"}]}
ChainResidueDetails

site_idSWS_FT_FI10
Number of Residues7
DetailsBinding site: {"evidences":[{"source":"PubMed","id":"15326297","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"21037566","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"25778700","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"32047164","evidenceCode":"ECO:0000269"},{"source":"PDB","id":"1ACC","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"1TZN","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"1TZO","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"3J9C","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"3KWV","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"6PSN","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"6UZB","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"6UZD","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"6UZE","evidenceCode":"ECO:0007744"}]}
ChainResidueDetails

site_idSWS_FT_FI11
Number of Residues14
DetailsBinding site: {"evidences":[{"source":"PubMed","id":"15243628","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"15326297","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"21037566","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"25778700","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"32047164","evidenceCode":"ECO:0000269"},{"source":"PDB","id":"1ACC","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"1T6B","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"1TZN","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"1TZO","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"3J9C","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"3KWV","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"6PSN","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"6UZB","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"6UZD","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"6UZE","evidenceCode":"ECO:0007744"}]}
ChainResidueDetails

site_idSWS_FT_FI12
Number of Residues7
DetailsBinding site: {"evidences":[{"source":"PubMed","id":"15243628","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"15326297","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"21037566","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"32047164","evidenceCode":"ECO:0000269"},{"source":"PDB","id":"1ACC","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"1T6B","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"1TZN","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"1TZO","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"3KWV","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"6PSN","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"6UZB","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"6UZD","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"6UZE","evidenceCode":"ECO:0007744"}]}
ChainResidueDetails

site_idSWS_FT_FI13
Number of Residues28
DetailsSite: {"description":"Alpha-clamp","evidences":[{"source":"PubMed","id":"21037566","evidenceCode":"ECO:0000269"}]}
ChainResidueDetails

site_idSWS_FT_FI14
Number of Residues7
DetailsSite: {"description":"Cleavage; by chymotrypsin; required for translocation of LF and EF","evidences":[{"source":"PubMed","id":"7961869","evidenceCode":"ECO:0000269"}]}
ChainResidueDetails

site_idSWS_FT_FI15
Number of Residues7
DetailsSite: {"description":"Phi-clamp","evidences":[{"source":"PubMed","id":"16051798","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"25778700","evidenceCode":"ECO:0000269"}]}
ChainResidueDetails

site_idSWS_FT_FI16
Number of Residues7
DetailsSite: {"description":"Essential for binding to cell receptor","evidences":[{"source":"PubMed","id":"12771151","evidenceCode":"ECO:0000269"}]}
ChainResidueDetails

site_idSWS_FT_FI17
Number of Residues212
DetailsDomain: {"description":"ATLF-like 1","evidences":[{"source":"PROSITE-ProRule","id":"PRU01339","evidenceCode":"ECO:0000255"}]}
ChainResidueDetails

Catalytic Information from CSA
site_idMCSA1
Number of Residues
DetailsM-CSA 641
ChainResidueDetails

243911

PDB entries from 2025-10-29

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