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4EJ5

Crystal structure of the catalytic domain of botulinum neurotoxin BoNT/A wild-type

Functional Information from GO Data
ChainGOidnamespacecontents
A0004222molecular_functionmetalloendopeptidase activity
A0006508biological_processproteolysis
A0008270molecular_functionzinc ion binding
Functional Information from PDB Data
site_idAC1
Number of Residues5
DetailsBINDING SITE FOR RESIDUE ZN A 501
ChainResidue
AHIS223
AHIS227
AGLU262
AHOH935
AHOH944

site_idAC2
Number of Residues5
DetailsBINDING SITE FOR RESIDUE EDO A 502
ChainResidue
ATYR286
AASN238
AARG241
APHE282
ATYR285

site_idAC3
Number of Residues7
DetailsBINDING SITE FOR RESIDUE EDO A 503
ChainResidue
AASN174
ALEU175
ATHR176
AARG177
AASN394
AHOH617
AHOH978

site_idAC4
Number of Residues5
DetailsBINDING SITE FOR RESIDUE EDO A 504
ChainResidue
ALYS375
AASN412
APHE413
ATHR414
AHOH778

site_idAC5
Number of Residues6
DetailsBINDING SITE FOR RESIDUE SO4 A 505
ChainResidue
AGLU198
ASER199
ALEU200
AHOH708
AHOH757
AHOH758

site_idAC6
Number of Residues5
DetailsBINDING SITE FOR RESIDUE IMD A 506
ChainResidue
AALA210
ALYS415
AASN418
AHOH693
AHOH860

site_idAC7
Number of Residues7
DetailsBINDING SITE FOR RESIDUE CO3 A 507
ChainResidue
AARG363
AASP370
AHOH834
AHOH923
AHOH934
AHOH940
AHOH941

site_idAC8
Number of Residues5
DetailsBINDING SITE FOR RESIDUE GOL A 508
ChainResidue
AALA65
ALYS66
AGLN67
AHOH956
AHOH957

Functional Information from PROSITE/UniProt
site_idPS00142
Number of Residues10
DetailsZINC_PROTEASE Neutral zinc metallopeptidases, zinc-binding region signature. TLAHELIHAG
ChainResidueDetails
ATHR220-GLY229

Functional Information from SwissProt/UniProt
site_idSWS_FT_FI1
Number of Residues1
DetailsACT_SITE: ACT_SITE => ECO:0000255|PROSITE-ProRule:PRU10095
ChainResidueDetails
AGLU224

site_idSWS_FT_FI2
Number of Residues2
DetailsBINDING: BINDING => ECO:0000255|PROSITE-ProRule:PRU10095, ECO:0000269|PubMed:17173035, ECO:0000305|PubMed:9783750, ECO:0007744|PDB:2NYY, ECO:0007744|PDB:2NZ9, ECO:0007744|PDB:3BTA, ECO:0007744|PDB:3QIX, ECO:0007744|PDB:3QIY, ECO:0007744|PDB:3QIZ, ECO:0007744|PDB:3QJ0
ChainResidueDetails
AHIS223
AHIS227

site_idSWS_FT_FI3
Number of Residues1
DetailsBINDING: BINDING => ECO:0000255|PROSITE-ProRule:PRU10095, ECO:0000269|PubMed:17173035, ECO:0007744|PDB:2NYY, ECO:0007744|PDB:2NZ9, ECO:0007744|PDB:3BTA, ECO:0007744|PDB:3QIX, ECO:0007744|PDB:3QIY, ECO:0007744|PDB:3QIZ, ECO:0007744|PDB:3QJ0
ChainResidueDetails
AGLU262

site_idSWS_FT_FI4
Number of Residues2
DetailsSITE: Transition state stabilizer => ECO:0000305|PubMed:11827515
ChainResidueDetails
AARG363
ATYR366

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PDB entries from 2025-06-11

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