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4NP3

Crystal structure of the murine cd44 hyaluronan binding domain complex with a small molecule

Functional Information from GO Data
ChainGOidnamespacecontents
A0005540molecular_functionhyaluronic acid binding
A0007155biological_processcell adhesion
A0016020cellular_componentmembrane
Functional Information from PDB Data
site_idAC1
Number of Residues13
DetailsBINDING SITE FOR RESIDUE 2L2 A 201
ChainResidue
AASN29
AMES203
ASO4204
AHOH305
AHOH309
AVAL30
AGLU41
AGLY44
AASP68
AARG82
AVAL153
AASN154
AARG155

site_idAC2
Number of Residues11
DetailsBINDING SITE FOR RESIDUE DMS A 202
ChainResidue
ACYS32
AGLY88
AASN89
ACYS134
ATHR135
ASER136
AARG155
AASP156
AHOH308
AHOH341
AHOH384

site_idAC3
Number of Residues6
DetailsBINDING SITE FOR RESIDUE MES A 203
ChainResidue
AASP68
ALYS71
ALEU72
AARG155
A2L2201
AHOH391

site_idAC4
Number of Residues6
DetailsBINDING SITE FOR RESIDUE SO4 A 204
ChainResidue
AMET67
AASP68
ALYS71
A2L2201
AHOH332
AHOH343

site_idAC5
Number of Residues5
DetailsBINDING SITE FOR RESIDUE SO4 A 205
ChainResidue
AARG33
APHE38
APHE60
AASN125
AVAL137

site_idAC6
Number of Residues7
DetailsBINDING SITE FOR RESIDUE SO4 A 206
ChainResidue
ATYR109
AILE110
ALEU111
AVAL112
ATHR113
AHOH380
AHOH381

Functional Information from PROSITE/UniProt
site_idPS01241
Number of Residues45
DetailsLINK_1 Link domain signature. CqafnstlptmdqmklAlsk.GfetCryGfiegnvvi.PrihpnaiC
ChainResidueDetails
ACYS57-CYS101

Functional Information from SwissProt/UniProt
site_idSWS_FT_FI1
Number of Residues89
DetailsDomain: {"description":"Link","evidences":[{"source":"PROSITE-ProRule","id":"PRU00323","evidenceCode":"ECO:0000255"}]}
ChainResidueDetails

site_idSWS_FT_FI2
Number of Residues4
DetailsBinding site: {"evidences":[{"source":"PubMed","id":"17293874","evidenceCode":"ECO:0000269"}]}
ChainResidueDetails

site_idSWS_FT_FI3
Number of Residues5
DetailsGlycosylation: {"description":"N-linked (GlcNAc...) asparagine","evidences":[{"evidenceCode":"ECO:0000255"}]}
ChainResidueDetails

242842

PDB entries from 2025-10-08

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