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4G9A

Crystal structure of calcium2+-bound wild-type CD23 lectin domain

Functional Information from PDB Data
site_idAC1
Number of Residues9
DetailsBINDING SITE FOR RESIDUE GOL A 301
ChainResidue
ALYS276
AHOH442
AHOH463
AHOH486
AHOH487
BHOH470
CLEU226
CGLU231
CILE233

site_idAC2
Number of Residues6
DetailsBINDING SITE FOR RESIDUE CA A 302
ChainResidue
AGLU249
ATHR251
AASP270
AHOH414
AHOH434
CHOH438

site_idAC3
Number of Residues6
DetailsBINDING SITE FOR RESIDUE GOL B 301
ChainResidue
BGLY196
BGLN197
BARG284
BLEU285
BHOH458
BHOH513

site_idAC4
Number of Residues6
DetailsBINDING SITE FOR RESIDUE CA B 302
ChainResidue
BGLU249
BTHR251
BASP270
BHOH407
BHOH409
BHOH412

site_idAC5
Number of Residues6
DetailsBINDING SITE FOR RESIDUE CA C 301
ChainResidue
CGLU249
CTHR251
CASP270
CHOH415
CHOH474
CHOH492

site_idAC6
Number of Residues4
DetailsBINDING SITE FOR RESIDUE GOL D 301
ChainResidue
AARG267
AHOH448
DTRP245
DHOH452

site_idAC7
Number of Residues3
DetailsBINDING SITE FOR RESIDUE CA D 302
ChainResidue
DGLU249
DASP270
DHOH468

Functional Information from PROSITE/UniProt
site_idPS00615
Number of Residues24
DetailsC_TYPE_LECTIN_1 C-type lectin domain signature. CVmmrgsgr.....WNDAFCdrklgaWVC
ChainResidueDetails
ACYS259-CYS282

Functional Information from SwissProt/UniProt
site_idSWS_FT_FI1
Number of Residues488
DetailsDomain: {"description":"C-type lectin","evidences":[{"source":"PROSITE-ProRule","id":"PRU00040","evidenceCode":"ECO:0000255"}]}
ChainResidueDetails

site_idSWS_FT_FI2
Number of Residues16
DetailsBinding site: {"evidences":[{"source":"PubMed","id":"16765898","evidenceCode":"ECO:0000269"}]}
ChainResidueDetails

246704

PDB entries from 2025-12-24

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