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1OK1

Decay accelerating factor (cd55) : the structure of an intact human complement regulator.

Functional Information from PDB Data
site_idAC1
Number of Residues8
DetailsBINDING SITE FOR RESIDUE ACT A1255
ChainResidue
APRO134
AILE154
APHE156
ASER170
ATRP181
AASP183
APRO184
ALEU185

site_idAC2
Number of Residues2
DetailsBINDING SITE FOR RESIDUE ACT A1256
ChainResidue
AHIS210
AASP209

site_idAC3
Number of Residues7
DetailsBINDING SITE FOR RESIDUE SO4 A1261
ChainResidue
ATYR213
AARG214
ATYR234
ATHR236
AVAL237
AASN238
BARG214

site_idAC4
Number of Residues8
DetailsBINDING SITE FOR RESIDUE ACT B1255
ChainResidue
BPRO134
BILE154
BPHE156
BSER170
BTRP181
BASP183
BPRO184
BLEU185

site_idAC5
Number of Residues3
DetailsBINDING SITE FOR RESIDUE ACT B1256
ChainResidue
BLEU72
BASN73
BSER74

site_idAC6
Number of Residues5
DetailsBINDING SITE FOR RESIDUE SO4 B1261
ChainResidue
BSER36
BPHE37
BVAL38
BSER65
BGLU67

site_idAC7
Number of Residues5
DetailsBINDING SITE FOR RESIDUE GOL A1257
ChainResidue
ASER216
AVAL217
ATHR218
AHOH2118
BARG252

site_idAC8
Number of Residues7
DetailsBINDING SITE FOR RESIDUE GOL A1258
ChainResidue
AGLN205
AALA220
ACYS221
AHIS231
AHOH2119
BASN133
BILE148

site_idAC9
Number of Residues6
DetailsBINDING SITE FOR RESIDUE GOL A1259
ChainResidue
AVAL237
AASN238
AASN239
AASP240
AHOH2120
BARG214

site_idBC1
Number of Residues5
DetailsBINDING SITE FOR RESIDUE GOL A1260
ChainResidue
AGLN141
AASN159
ATHR160
BGLN215
BSER216

site_idBC2
Number of Residues9
DetailsBINDING SITE FOR RESIDUE GOL B1257
ChainResidue
AGLU25
AASP26
ALYS51
AGLU230
BGLN141
BASP143
BSER155
BPHE156
BSER157

site_idBC3
Number of Residues4
DetailsBINDING SITE FOR RESIDUE GOL B1258
ChainResidue
BASP200
BGLU250
BCYS251
BHOH2142

site_idBC4
Number of Residues3
DetailsBINDING SITE FOR RESIDUE GOL B1259
ChainResidue
BASP9
BILE58
BHOH2143

site_idBC5
Number of Residues4
DetailsBINDING SITE FOR RESIDUE GOL B1260
ChainResidue
BGLN84
BTYR86
BHOH2054
BHOH2144

site_idBC6
Number of Residues6
DetailsBINDING SITE FOR RESIDUE GOL B1262
ChainResidue
AGLU18
AARG20
AVAL28
BHOH2145
BHOH2146
BHOH2147

Functional Information from SwissProt/UniProt
site_idSWS_FT_FI1
Number of Residues122
DetailsDomain: {"description":"Sushi 1","evidences":[{"source":"PROSITE-ProRule","id":"PRU00302","evidenceCode":"ECO:0000255"}]}
ChainResidueDetails

site_idSWS_FT_FI2
Number of Residues128
DetailsDomain: {"description":"Sushi 2","evidences":[{"source":"PROSITE-ProRule","id":"PRU00302","evidenceCode":"ECO:0000255"}]}
ChainResidueDetails

site_idSWS_FT_FI3
Number of Residues122
DetailsDomain: {"description":"Sushi 3","evidences":[{"source":"PROSITE-ProRule","id":"PRU00302","evidenceCode":"ECO:0000255"}]}
ChainResidueDetails

site_idSWS_FT_FI4
Number of Residues124
DetailsDomain: {"description":"Sushi 4","evidences":[{"source":"PROSITE-ProRule","id":"PRU00302","evidenceCode":"ECO:0000255"}]}
ChainResidueDetails

site_idSWS_FT_FI5
Number of Residues2
DetailsGlycosylation: {"description":"N-linked (GlcNAc...) asparagine","evidences":[{"source":"PubMed","id":"19159218","evidenceCode":"ECO:0000269"}]}
ChainResidueDetails

239803

PDB entries from 2025-08-06

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