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4PO5

Crystal structure of allophycocyanin B from Synechocystis PCC 6803

Functional Information from GO Data
ChainGOidnamespacecontents
A0015979biological_processphotosynthesis
A0030076cellular_componentlight-harvesting complex
A0030089cellular_componentphycobilisome
A0031676cellular_componentplasma membrane-derived thylakoid membrane
B0015979biological_processphotosynthesis
B0030076cellular_componentlight-harvesting complex
B0030089cellular_componentphycobilisome
B0031676cellular_componentplasma membrane-derived thylakoid membrane
C0015979biological_processphotosynthesis
C0030076cellular_componentlight-harvesting complex
C0030089cellular_componentphycobilisome
C0031676cellular_componentplasma membrane-derived thylakoid membrane
D0015979biological_processphotosynthesis
D0030076cellular_componentlight-harvesting complex
D0030089cellular_componentphycobilisome
D0031676cellular_componentplasma membrane-derived thylakoid membrane
E0015979biological_processphotosynthesis
E0030076cellular_componentlight-harvesting complex
E0030089cellular_componentphycobilisome
E0031676cellular_componentplasma membrane-derived thylakoid membrane
F0015979biological_processphotosynthesis
F0030076cellular_componentlight-harvesting complex
F0030089cellular_componentphycobilisome
F0031676cellular_componentplasma membrane-derived thylakoid membrane
Functional Information from PDB Data
site_idAC1
Number of Residues22
DetailsBINDING SITE FOR RESIDUE CYC A 201
ChainResidue
ATYR65
ATHR107
AMET115
ATYR116
ALEU119
AVAL121
AHOH329
AHOH352
AHOH382
FTYR62
FTHR66
AASN71
FTYR73
FTHR74
FHOH331
AGLN77
AGLN80
ACYS81
AARG83
AASP84
ATRP87
ATYR88

site_idAC2
Number of Residues3
DetailsBINDING SITE FOR RESIDUE SO4 A 202
ChainResidue
AGLN35
AARG38
AHOH399

site_idAC3
Number of Residues3
DetailsBINDING SITE FOR RESIDUE SO4 A 203
ChainResidue
ASER142
AALA143
AHOH397

site_idAC4
Number of Residues19
DetailsBINDING SITE FOR RESIDUE CYC B 201
ChainResidue
BVAL65
BMEN71
BMET72
BARG76
BARG77
BCYS81
BARG83
BASP84
BTYR87
BTYR91
BARG107
BTYR116
BLEU119
BPRO122
BTHR126
BHOH322
BHOH323
BHOH440
BHOH459

site_idAC5
Number of Residues4
DetailsBINDING SITE FOR RESIDUE SO4 B 202
ChainResidue
BASP20
BGLY21
BHOH356
BHOH467

site_idAC6
Number of Residues5
DetailsBINDING SITE FOR RESIDUE SO4 B 203
ChainResidue
BILE123
BSER124
BHOH412
BHOH485
BHOH486

site_idAC7
Number of Residues6
DetailsBINDING SITE FOR RESIDUE SO4 B 204
ChainResidue
AGLN57
ALYS60
AHOH447
BGLU35
BARG39
BHOH484

site_idAC8
Number of Residues5
DetailsBINDING SITE FOR RESIDUE SO4 B 205
ChainResidue
BTHR50
BLYS53
BHOH495
BHOH502
CASN120

site_idAC9
Number of Residues2
DetailsBINDING SITE FOR RESIDUE SO4 B 206
ChainResidue
BARG77
BHOH389

site_idBC1
Number of Residues22
DetailsBINDING SITE FOR RESIDUE CYC C 201
ChainResidue
BTYR62
BTHR66
BTYR73
BTHR74
BHOH367
CTYR65
CASN71
CGLN77
CGLN80
CCYS81
CARG83
CASP84
CTRP87
CTYR88
CTHR107
CMET115
CTYR116
CLEU119
CVAL121
CHOH314
CHOH349
CHOH353

site_idBC2
Number of Residues3
DetailsBINDING SITE FOR RESIDUE SO4 C 202
ChainResidue
CGLN35
CARG38
CHOH328

site_idBC3
Number of Residues3
DetailsBINDING SITE FOR RESIDUE SO4 C 203
ChainResidue
CSER142
CALA143
CHOH404

site_idBC4
Number of Residues18
DetailsBINDING SITE FOR RESIDUE CYC D 201
ChainResidue
DMET72
DARG76
DARG77
DCYS81
DARG83
DASP84
DTYR87
DTYR91
DARG107
DTYR116
DLEU119
DPRO122
DHOH367
DHOH381
DHOH438
DHOH443
DVAL65
DMEN71

site_idBC5
Number of Residues4
DetailsBINDING SITE FOR RESIDUE SO4 D 202
ChainResidue
DASP20
DGLY21
DHOH334
DHOH478

site_idBC6
Number of Residues4
DetailsBINDING SITE FOR RESIDUE SO4 D 203
ChainResidue
DILE123
DSER124
DHOH464
DHOH486

site_idBC7
Number of Residues6
DetailsBINDING SITE FOR RESIDUE SO4 D 204
ChainResidue
DGLU35
DARG39
DHOH488
DHOH500
EGLN57
ELYS60

site_idBC8
Number of Residues5
DetailsBINDING SITE FOR RESIDUE SO4 D 205
ChainResidue
DTHR50
DLYS53
DHOH492
DHOH504
EASN120

site_idBC9
Number of Residues2
DetailsBINDING SITE FOR RESIDUE SO4 D 206
ChainResidue
DARG77
DHOH385

site_idCC1
Number of Residues22
DetailsBINDING SITE FOR RESIDUE CYC E 201
ChainResidue
DTYR62
DTHR66
DTYR73
DTHR74
DHOH370
ETYR65
EASN71
EGLN77
EGLN80
ECYS81
EARG83
EASP84
ETRP87
ETYR88
ETHR107
EMET115
ETYR116
ELEU119
EVAL121
EHOH346
EHOH389
EHOH434

site_idCC2
Number of Residues2
DetailsBINDING SITE FOR RESIDUE SO4 E 202
ChainResidue
EGLN35
EARG38

site_idCC3
Number of Residues3
DetailsBINDING SITE FOR RESIDUE SO4 E 203
ChainResidue
ESER142
EALA143
EHOH402

site_idCC4
Number of Residues17
DetailsBINDING SITE FOR RESIDUE CYC F 201
ChainResidue
FVAL65
FMEN71
FMET72
FARG76
FARG77
FCYS81
FARG83
FASP84
FTYR87
FTYR91
FTYR116
FLEU119
FPRO122
FHOH358
FHOH401
FHOH464
FHOH497

site_idCC5
Number of Residues3
DetailsBINDING SITE FOR RESIDUE SO4 F 202
ChainResidue
FASP20
FGLY21
FHOH472

site_idCC6
Number of Residues3
DetailsBINDING SITE FOR RESIDUE SO4 F 203
ChainResidue
FILE123
FSER124
FHOH466

site_idCC7
Number of Residues6
DetailsBINDING SITE FOR RESIDUE SO4 F 204
ChainResidue
CGLN57
CLYS60
EHOH442
FGLU35
FARG39
FHOH355

site_idCC8
Number of Residues5
DetailsBINDING SITE FOR RESIDUE SO4 F 205
ChainResidue
AASN120
FTHR50
FLYS53
FHOH434
FHOH494

site_idCC9
Number of Residues4
DetailsBINDING SITE FOR RESIDUE SO4 F 206
ChainResidue
FARG77
FHOH404
FHOH493
FHOH508

Functional Information from SwissProt/UniProt
site_idSWS_FT_FI1
Number of Residues6
DetailsBinding site: {"description":"covalent","evidences":[{"evidenceCode":"ECO:0000250"}]}
ChainResidueDetails

site_idSWS_FT_FI2
Number of Residues6
DetailsModified residue: {"description":"N4-methylasparagine","evidences":[{"evidenceCode":"ECO:0000250"}]}
ChainResidueDetails

249697

PDB entries from 2026-02-25

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