1ASOA

X-ray structures and mechanistic implications of three functional derivatives of ascorbate oxidase from zucchini: reduced-, peroxide-, and azide-forms
Note, that the numbers in the matrix denote the consecutive residues in the loop, not the index of amino acids in the chain!
Knot K 6x -31

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Knot core range Knot core length Knot tails range Slipknot tails range Slipknot loops range N-end length C-end length Type
- 31 45-103 59 1-44, 104-353 44 250 knot
Fingerprint Knot forming loop Loop type
K -31 Cys19 ... His62 <->
Bridging ionCu556
<-> His508 ... Cys538 <-> Cys81 ... His106 <->
Bridging ionCu555
<-> His450 ... Cys201 <-> Cys19		 ion-based
K -31 Cys19 ... His62 <->
Bridging ionCu556
<-> His508 ... Cys538 <-> Cys81 ... His106 <->
Bridging ionCu555
<-> His506 ... Cys201 <-> Cys19		 ion-based
K -31 Cys19 ... His62 <->
Bridging ionCu556
<-> His508 ... Cys507 <->
Bridging ionCu554
<-> His512 ... Cys538 <-> Cys81 ... His106 <->
Bridging ionCu555
<-> His450 ... Cys201 <-> Cys19		 ion-based
K -31 Cys19 ... His62 <->
Bridging ionCu556
<-> His508 ... Cys538 <-> Cys81 ... His106 <->
Bridging ionCu555
<-> His450 ... Cys507 <->
Bridging ionCu554
<-> His445 ... Cys201 <-> Cys19		 ion-based
K -31 Cys19 ... His62 <->
Bridging ionCu556
<-> His508 ... Cys507 <->
Bridging ionCu554
<-> His512 ... Cys538 <-> Cys81 ... His106 <->
Bridging ionCu555
<-> His506 ... Cys201 <-> Cys19		 ion-based
K -31 Cys19 ... His62 <->
Bridging ionCu556
<-> His508 ... Cys538 <-> Cys81 ... His106 <->
Bridging ionCu555
<-> His506 ... Cys507 <->
Bridging ionCu554
<-> His445 ... Cys201 <-> Cys19		 ion-based
Chain Sequence
SQIRHYKWEVEYMFWAPNCNENIVMGINGQFPGPTIRANAGDSVVVELTNKLHTEGVVIHWHGILQRGTPWADGTASISQCAINPGETFFYNFTVDNPGTFFYHGHLGMQRSAGLYGSLIVDPPQGKKEPFHYDGEINLLLSDWWHQSIHKQEVGLSSKPIRWIGEPQTILLNGRGQFDCSIAAKYDSNLEPCKLKGSESCAPYIFHVSPKKTYRIRIASTTALAALNFAIGNHQLLVVEADGNYVQPFYTSDIDIYSGESYSVLITTDQNPSENYWVSVGTRARHPNTPPGLTLLNYLPNSVSKLPTSPPPQTPAWDDFDRSKNFTYRITAAMGSPKPPVKFNRRIFLLNTQNVINGYVKWAINDVSLALPPTPYLGAMKYNLLHAFDQNPPPEVFPEDYDIDTPPTNEKTRIGNGVYQFKIGEVVDVILQNANMMKENLSETHPWHLHGHDFWVLGYGDGKFSAEEESSLNLKNPPLRNTVVIFPYGWTAIRFVADNPGVWAFHCHIEPHLHMGMGVVFAEGVEKVGRIPTKALACGGTAKSLINNPKNP
sequence length 552
structure length 552
publication title X-ray structures and mechanistic implications of three functional derivatives of ascorbate oxidase from zucchini. Reduced, peroxide and azide forms.
pubmed doi rcsb
molecule tags Oxidoreductase
molecule keywords ASCORBATE OXIDASE
source organism Cucurbita pepo var. melopepo
total genus Genus: 157
ec nomenclature ec 1.10.3.3: L-ascorbate oxidase.
pdb deposition date 1992-11-25
KnotProt deposition date 2018-10-18

pfam database annotations

chain Pfam Accession Code Pfam Family Identifier Pfam Description
A PF00394 Cu-oxidase Multicopper oxidase
Image from the rcsb pdb (www.rcsb.org)
cath code
ClassArchitectureTopologyHomologyDomain
2.60.40.420 Mainly Beta Sandwich Immunoglobulin-like Cupredoxins - blue copper proteins 1asoA01
2.60.40.420 Mainly Beta Sandwich Immunoglobulin-like Cupredoxins - blue copper proteins 1asoA02
2.60.40.420 Mainly Beta Sandwich Immunoglobulin-like Cupredoxins - blue copper proteins 1asoA03
2.60.40.420 Mainly Beta Sandwich Immunoglobulin-like Cupredoxins - blue copper proteins 1asoA01
2.60.40.420 Mainly Beta Sandwich Immunoglobulin-like Cupredoxins - blue copper proteins 1asoA02
2.60.40.420 Mainly Beta Sandwich Immunoglobulin-like Cupredoxins - blue copper proteins 1asoA03
1ASOA
chains in the KnotProt database with same CATH superfamily
1ASOA 2B9BA 2V33B
chains in the KnotProt database with same CATH topology
1ASOA
chains in the KnotProt database with same CATH homology

  
#chains in the KnotProt database with same CATH superfamily
 1ASO A; 
#chains in the KnotProt database with same CATH topology
 1ASO A;  2B9B A;  2V33 B; 
#chains in the KnotProt database with same CATH homology
 1ASO A;
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similar chains in the KnotProt database (?% sequence similarity)
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similar chains in the pdb database (?% sequence similarity)

  
#similar chains in the KnotProt database (?% sequence similarity)
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#similar chains, but unknotted
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#similar chains in the pdb database (?% sequence similarity)
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How to cite
KnotProt | Interdisciplinary Laboratory of Biological Systems Modelling