Loading
PDBj
MenuPDBj@FacebookPDBj@TwitterPDBj@YouTubewwPDB FoundationwwPDB
RCSB PDBPDBeBMRBAdv. SearchSearch help

2ETF

Crystal structure of full length botulinum neurotoxin (Type B) light chain

Functional Information from GO Data
ChainGOidnamespacecontents
A0004222molecular_functionmetalloendopeptidase activity
A0006508biological_processproteolysis
A0008270molecular_functionzinc ion binding
B0004222molecular_functionmetalloendopeptidase activity
B0006508biological_processproteolysis
B0008270molecular_functionzinc ion binding
Functional Information from PDB Data
site_idAC1
Number of Residues4
DetailsBINDING SITE FOR RESIDUE ZN A 500
ChainResidue
AHIS229
AHIS233
AGLU267
AHOH574

site_idAC2
Number of Residues6
DetailsBINDING SITE FOR RESIDUE SO4 A 502
ChainResidue
AHOH579
AARG27
AARG122
AILE132
AALA133
AILE176

site_idAC3
Number of Residues4
DetailsBINDING SITE FOR RESIDUE ZN B 501
ChainResidue
BHIS229
BHIS233
BGLU267
BHOH572

site_idAC4
Number of Residues4
DetailsBINDING SITE FOR RESIDUE SO4 B 503
ChainResidue
BTHR130
BTHR136
BGLY152
BASP311

site_idAC5
Number of Residues6
DetailsBINDING SITE FOR RESIDUE SO4 B 504
ChainResidue
BARG27
BARG122
BILE132
BALA133
BILE176
BHOH549

site_idAC6
Number of Residues5
DetailsBINDING SITE FOR RESIDUE SO4 B 505
ChainResidue
BLYS37
BASP40
BARG41
BHOH603
BHOH679

Functional Information from PROSITE/UniProt
site_idPS00142
Number of Residues10
DetailsZINC_PROTEASE Neutral zinc metallopeptidases, zinc-binding region signature. ILMHELIHVL
ChainResidueDetails
AILE226-LEU235

Functional Information from SwissProt/UniProt
site_idSWS_FT_FI1
Number of Residues2
DetailsACT_SITE: ACT_SITE => ECO:0000255|PROSITE-ProRule:PRU10095
ChainResidueDetails
ALEU231
BLEU231

site_idSWS_FT_FI2
Number of Residues4
DetailsBINDING: BINDING => ECO:0000255|PROSITE-ProRule:PRU10095, ECO:0000269|PubMed:10932256, ECO:0000305|PubMed:1429690, ECO:0007744|PDB:1EPW, ECO:0007744|PDB:1F31, ECO:0007744|PDB:2NP0
ChainResidueDetails
AGLU230
AVAL234
BGLU230
BVAL234

site_idSWS_FT_FI3
Number of Residues2
DetailsBINDING: BINDING => ECO:0000269|PubMed:10932256, ECO:0007744|PDB:1EPW, ECO:0007744|PDB:1F31, ECO:0007744|PDB:2NP0
ChainResidueDetails
ALEU268
BLEU268

Catalytic Information from CSA
site_idCSA1
Number of Residues3
DetailsAnnotated By Reference To The Literature 1i1e
ChainResidueDetails
ATYR372
AARG369
AGLU267

site_idCSA2
Number of Residues3
DetailsAnnotated By Reference To The Literature 1i1e
ChainResidueDetails
BTYR372
BARG369
BGLU267

site_idMCSA1
Number of Residues5
DetailsM-CSA 626
ChainResidueDetails
AGLU230metal ligand
ALEU231proton acceptor, proton donor
AVAL234metal ligand
ALEU268metal ligand
AALA370electrostatic stabiliser

site_idMCSA2
Number of Residues5
DetailsM-CSA 626
ChainResidueDetails
BGLU230metal ligand
BLEU231proton acceptor, proton donor
BVAL234metal ligand
BLEU268metal ligand
BALA370electrostatic stabiliser

221716

PDB entries from 2024-06-26

PDB statisticsPDBj update infoContact PDBjnumon