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3QA3

Crystal Structure of A-domain in complex with antibody

Functional Information from PDB Data
site_idAC1
Number of Residues5
DetailsBINDING SITE FOR RESIDUE EDO C 221
ChainResidue
CLEU102
CTHR103
CPHE104
DLEU47
DTRP49

site_idAC2
Number of Residues4
DetailsBINDING SITE FOR RESIDUE EDO C 222
ChainResidue
CASN144
CASP173
CASP176
DHIS175

site_idAC3
Number of Residues4
DetailsBINDING SITE FOR RESIDUE GOL D 227
ChainResidue
DLYS40
DGLU48
DGLU91
DASP92

site_idAC4
Number of Residues7
DetailsBINDING SITE FOR RESIDUE EDO D 2
ChainResidue
DHIS103
DTYR104
DGLY105
DTYR106
DGLY108
GGLY143
GGLY207

site_idAC5
Number of Residues3
DetailsBINDING SITE FOR RESIDUE EDO D 228
ChainResidue
BGLU202
DASP58
DALA74

site_idAC6
Number of Residues7
DetailsBINDING SITE FOR RESIDUE CA G 500
ChainResidue
DASP107
DHOH229
GHOH1
GSER142
GSER144
GTHR209
GASP242

site_idAC7
Number of Residues5
DetailsBINDING SITE FOR RESIDUE GOL G 5
ChainResidue
CTYR100
DLYS61
GHIS210
GGLY247
GPRO249

site_idAC8
Number of Residues6
DetailsBINDING SITE FOR RESIDUE GOL G 6
ChainResidue
DLYS59
GPHE180
GARG181
GILE182
GLYS217
GGLU221

site_idAC9
Number of Residues7
DetailsBINDING SITE FOR RESIDUE GOL A 221
ChainResidue
ATYR192
AASN216
AARG217
AGLU219
BGLY138
BSER139
BARG224

site_idBC1
Number of Residues4
DetailsBINDING SITE FOR RESIDUE GOL B 1
ChainResidue
BLYS40
BARG42
BGLU48
BASP92

site_idBC2
Number of Residues7
DetailsBINDING SITE FOR RESIDUE CA E 500
ChainResidue
BASP107
BHOH234
EHOH67
ESER142
ESER144
ETHR209
EASP242

site_idBC3
Number of Residues2
DetailsBINDING SITE FOR RESIDUE EDO H 227
ChainResidue
HASP58
HALA74

site_idBC4
Number of Residues7
DetailsBINDING SITE FOR RESIDUE CA I 500
ChainResidue
HHOH2
HASP107
IHOH1
ISER142
ISER144
ITHR209
IASP242

site_idBC5
Number of Residues6
DetailsBINDING SITE FOR RESIDUE EDO J 221
ChainResidue
JASP1
JILE2
JGLN96
JSER99
JTYR100
JPRO101

site_idBC6
Number of Residues3
DetailsBINDING SITE FOR RESIDUE EDO J 222
ChainResidue
JGLN44
JGLY47
JGLN48

site_idBC7
Number of Residues2
DetailsBINDING SITE FOR RESIDUE EDO K 227
ChainResidue
KGLN116
KGLY117

site_idBC8
Number of Residues7
DetailsBINDING SITE FOR RESIDUE CA L 500
ChainResidue
KHOH2
KASP107
LHOH1
LSER142
LSER144
LTHR209
LASP242

Functional Information from PROSITE/UniProt
site_idPS00290
Number of Residues7
DetailsIG_MHC Immunoglobulins and major histocompatibility complex proteins signature. YTCEATH
ChainResidueDetails
CTYR198-HIS204

Functional Information from SwissProt/UniProt
site_idSWS_FT_FI1
Number of Residues4
DetailsCARBOHYD: N-linked (GlcNAc...) asparagine => ECO:0000255
ChainResidueDetails
GASN224
EASN224
IASN224
LASN224

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PDB entries from 2025-06-18

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