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3E3D

Structure of hen egg white lysozyme with the magic triangle I3C

Functional Information from GO Data
ChainGOidnamespacecontents
A0003796molecular_functionlysozyme activity
A0003824molecular_functioncatalytic activity
A0005515molecular_functionprotein binding
A0005576cellular_componentextracellular region
A0005615cellular_componentextracellular space
A0005737cellular_componentcytoplasm
A0005783cellular_componentendoplasmic reticulum
A0016231molecular_functionbeta-N-acetylglucosaminidase activity
A0016787molecular_functionhydrolase activity
A0016798molecular_functionhydrolase activity, acting on glycosyl bonds
A0016998biological_processcell wall macromolecule catabolic process
A0031640biological_processkilling of cells of another organism
A0042742biological_processdefense response to bacterium
A0042802molecular_functionidentical protein binding
A0050829biological_processdefense response to Gram-negative bacterium
A0050830biological_processdefense response to Gram-positive bacterium
A0051672biological_processobsolete catabolism by organism of cell wall peptidoglycan in other organism
Functional Information from PDB Data
site_idAC1
Number of Residues6
DetailsBINDING SITE FOR RESIDUE I3C A 130
ChainResidue
ATYR20
AASN93
ALYS97
AHOH1086
AHOH1107
AHOH1117

site_idAC2
Number of Residues10
DetailsBINDING SITE FOR RESIDUE I3C A 131
ChainResidue
AARG73
AHOH1016
AHOH1026
AHOH1053
AHOH1073
AHOH1096
AHOH1141
ASER24
ALYS33
ATRP62

site_idAC3
Number of Residues5
DetailsBINDING SITE FOR RESIDUE I3C A 132
ChainResidue
AGLY67
ATHR69
APRO70
AGLY71
AHOH1104

site_idAC4
Number of Residues5
DetailsBINDING SITE FOR RESIDUE I3C A 133
ChainResidue
ALYS1
ASER86
AASP87
AHOH1105
AHOH1147

site_idAC5
Number of Residues11
DetailsBINDING SITE FOR RESIDUE EPE A 134
ChainResidue
AARG21
AGLU35
AASN46
ATHR47
AASP52
AGLN57
ATRP108
AHOH1023
AHOH1080
AHOH1106
AHOH1133

Functional Information from PROSITE/UniProt
site_idPS00128
Number of Residues19
DetailsGLYCOSYL_HYDROL_F22_1 Glycosyl hydrolases family 22 (GH22) domain signature. CnipCsaLlssDItasvnC
ChainResidueDetails
ACYS76-CYS94

Functional Information from SwissProt/UniProt
site_idSWS_FT_FI1
Number of Residues2
DetailsACT_SITE:
ChainResidueDetails
AGLU35
AASP52

site_idSWS_FT_FI2
Number of Residues1
DetailsBINDING:
ChainResidueDetails
AASP101

Catalytic Information from CSA
site_idCSA1
Number of Residues2
DetailsAnnotated By Reference To The Literature 132l
ChainResidueDetails
AGLU35
AASP52

site_idMCSA1
Number of Residues6
DetailsM-CSA 203
ChainResidueDetails
AGLU35hydrogen bond acceptor, hydrogen bond donor, proton acceptor, proton donor
AASN46
AASP48
ASER50
AASP52covalently attached, electrostatic stabiliser, nucleofuge, nucleophile, polar/non-polar interaction
AASN59

237423

PDB entries from 2025-06-11

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