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2ISL

BluB bound to reduced flavin (FMNH2) and molecular oxygen. (clear crystal form)

Functional Information from GO Data
ChainGOidnamespacecontents
A0000166molecular_functionnucleotide binding
A0009236biological_processcobalamin biosynthetic process
A0016491molecular_functionoxidoreductase activity
A0016705molecular_functionoxidoreductase activity, acting on paired donors, with incorporation or reduction of molecular oxygen
A0102919molecular_function5,6-dimethylbenzimidazole synthase activity
B0000166molecular_functionnucleotide binding
B0009236biological_processcobalamin biosynthetic process
B0016491molecular_functionoxidoreductase activity
B0016705molecular_functionoxidoreductase activity, acting on paired donors, with incorporation or reduction of molecular oxygen
B0102919molecular_function5,6-dimethylbenzimidazole synthase activity
C0000166molecular_functionnucleotide binding
C0009236biological_processcobalamin biosynthetic process
C0016491molecular_functionoxidoreductase activity
C0016705molecular_functionoxidoreductase activity, acting on paired donors, with incorporation or reduction of molecular oxygen
C0102919molecular_function5,6-dimethylbenzimidazole synthase activity
D0000166molecular_functionnucleotide binding
D0009236biological_processcobalamin biosynthetic process
D0016491molecular_functionoxidoreductase activity
D0016705molecular_functionoxidoreductase activity, acting on paired donors, with incorporation or reduction of molecular oxygen
D0102919molecular_function5,6-dimethylbenzimidazole synthase activity
E0000166molecular_functionnucleotide binding
E0009236biological_processcobalamin biosynthetic process
E0016491molecular_functionoxidoreductase activity
E0016705molecular_functionoxidoreductase activity, acting on paired donors, with incorporation or reduction of molecular oxygen
E0102919molecular_function5,6-dimethylbenzimidazole synthase activity
F0000166molecular_functionnucleotide binding
F0009236biological_processcobalamin biosynthetic process
F0016491molecular_functionoxidoreductase activity
F0016705molecular_functionoxidoreductase activity, acting on paired donors, with incorporation or reduction of molecular oxygen
F0102919molecular_function5,6-dimethylbenzimidazole synthase activity
G0000166molecular_functionnucleotide binding
G0009236biological_processcobalamin biosynthetic process
G0016491molecular_functionoxidoreductase activity
G0016705molecular_functionoxidoreductase activity, acting on paired donors, with incorporation or reduction of molecular oxygen
G0102919molecular_function5,6-dimethylbenzimidazole synthase activity
H0000166molecular_functionnucleotide binding
H0009236biological_processcobalamin biosynthetic process
H0016491molecular_functionoxidoreductase activity
H0016705molecular_functionoxidoreductase activity, acting on paired donors, with incorporation or reduction of molecular oxygen
H0102919molecular_function5,6-dimethylbenzimidazole synthase activity
Functional Information from PDB Data
site_idAC1
Number of Residues19
DetailsBINDING SITE FOR RESIDUE FNR B 501
ChainResidue
APRO58
BASP32
BARG34
BLEU108
BTRP165
BVAL166
BSER167
BILE168
BPRO202
BLEU204
BHOH516
ASER59
AVAL60
APHE62
AMET140
ASER144
AOXY606
BARG30
BARG31

site_idAC2
Number of Residues18
DetailsBINDING SITE FOR RESIDUE FNR A 502
ChainResidue
AARG30
AARG31
AASP32
AARG34
ALEU108
ATRP165
AVAL166
ASER167
AILE168
APRO202
ALEU204
AHOH562
BPRO58
BSER59
BVAL60
BMET140
BSER144
BOXY602

site_idAC3
Number of Residues18
DetailsBINDING SITE FOR RESIDUE FNR D 503
ChainResidue
CPRO58
CSER59
CVAL60
CPHE62
CMET140
CSER144
COXY605
DARG30
DARG31
DASP32
DARG34
DLEU108
DTRP165
DVAL166
DSER167
DILE168
DPRO202
DLEU204

site_idAC4
Number of Residues16
DetailsBINDING SITE FOR RESIDUE FNR C 504
ChainResidue
CARG30
CARG31
CASP32
CARG34
CLEU108
CTRP165
CVAL166
CSER167
CILE168
CLEU204
DPRO58
DSER59
DVAL60
DMET140
DSER144
DOXY601

site_idAC5
Number of Residues19
DetailsBINDING SITE FOR RESIDUE FNR F 505
ChainResidue
EPRO58
ESER59
EVAL60
EPHE62
EMET140
ESER144
EOXY607
FARG30
FARG31
FASP32
FARG34
FLYS107
FLEU108
FTRP165
FVAL166
FSER167
FILE168
FPRO202
FLEU204

site_idAC6
Number of Residues17
DetailsBINDING SITE FOR RESIDUE FNR E 506
ChainResidue
FPRO58
FSER59
FVAL60
FPHE62
FMET140
FTYR143
FSER144
FOXY608
EARG30
EARG31
EASP32
EARG34
ELEU108
ETRP165
EVAL166
ESER167
EPRO202

site_idAC7
Number of Residues18
DetailsBINDING SITE FOR RESIDUE FNR H 507
ChainResidue
GPRO58
GSER59
GVAL60
GPHE62
GMET140
GSER144
GOXY603
HARG30
HARG31
HASP32
HARG34
HLEU108
HTRP165
HVAL166
HSER167
HILE168
HPRO202
HLEU204

site_idAC8
Number of Residues18
DetailsBINDING SITE FOR RESIDUE FNR G 508
ChainResidue
GARG30
GARG31
GASP32
GARG34
GLEU108
GTRP165
GVAL166
GSER167
GPRO202
GLEU204
GHOH564
HPRO58
HSER59
HVAL60
HPHE62
HMET140
HSER144
HOXY604

site_idAC9
Number of Residues4
DetailsBINDING SITE FOR RESIDUE OXY D 601
ChainResidue
CFNR504
DGLY61
DLEU132
DGLY133

site_idBC1
Number of Residues3
DetailsBINDING SITE FOR RESIDUE OXY B 602
ChainResidue
AFNR502
BGLY61
BLEU132

site_idBC2
Number of Residues4
DetailsBINDING SITE FOR RESIDUE OXY G 603
ChainResidue
GGLY61
GLEU132
GGLY133
HFNR507

site_idBC3
Number of Residues3
DetailsBINDING SITE FOR RESIDUE OXY H 604
ChainResidue
GFNR508
HGLY61
HLEU132

site_idBC4
Number of Residues3
DetailsBINDING SITE FOR RESIDUE OXY C 605
ChainResidue
CGLY61
CLEU132
DFNR503

site_idBC5
Number of Residues4
DetailsBINDING SITE FOR RESIDUE OXY A 606
ChainResidue
AGLY61
ALEU132
AGLY133
BFNR501

site_idBC6
Number of Residues3
DetailsBINDING SITE FOR RESIDUE OXY E 607
ChainResidue
EGLY61
ELEU132
FFNR505

site_idBC7
Number of Residues4
DetailsBINDING SITE FOR RESIDUE OXY F 608
ChainResidue
ELEU108
EFNR506
FGLY61
FLEU132

Functional Information from SwissProt/UniProt
site_idSWS_FT_FI1
Number of Residues56
DetailsBinding site: {}
ChainResidueDetails

239492

PDB entries from 2025-07-30

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