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4CJ2

Crystal structure of HEWL in complex with affitin H4

Functional Information from GO Data
ChainGOidnamespacecontents
A0003796molecular_functionlysozyme activity
B0003796molecular_functionlysozyme activity
C0003677molecular_functionDNA binding
C0004521molecular_functionRNA endonuclease activity
C0005737cellular_componentcytoplasm
D0003677molecular_functionDNA binding
D0004521molecular_functionRNA endonuclease activity
D0005737cellular_componentcytoplasm
Functional Information from PDB Data
site_idAC1
Number of Residues8
DetailsBINDING SITE FOR RESIDUE GOL A 1130
ChainResidue
AGLN57
AILE58
AASN59
ATRP63
AALA107
ATRP108
AHOH2062
DTYR42

site_idAC2
Number of Residues10
DetailsBINDING SITE FOR RESIDUE GOL B 1130
ChainResidue
BGLN57
BILE58
BASN59
BALA107
BTRP108
BHOH2045
BHOH2075
CILE33
CASN40
BLEU56

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 Residues128
DetailsDomain: {"description":"C-type lysozyme","evidences":[{"source":"PROSITE-ProRule","id":"PRU00680","evidenceCode":"ECO:0000255"}]}
ChainResidueDetails

site_idSWS_FT_FI2
Number of Residues4
DetailsActive site: {}
ChainResidueDetails

site_idSWS_FT_FI3
Number of Residues2
DetailsBinding site: {}
ChainResidueDetails

site_idSWS_FT_FI4
Number of Residues4
DetailsModified residue: {"description":"N6-methyllysine; partial","evidences":[{"source":"PubMed","id":"3130377","evidenceCode":"ECO:0000269"}]}
ChainResidueDetails

Catalytic Information from CSA
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

site_idMCSA2
Number of Residues6
DetailsM-CSA 203
ChainResidueDetails
BGLU35hydrogen bond acceptor, hydrogen bond donor, proton acceptor, proton donor
BASN46
BASP48
BSER50
BASP52covalently attached, electrostatic stabiliser, nucleofuge, nucleophile, polar/non-polar interaction
BASN59

245011

PDB entries from 2025-11-19

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