1K3RA

Crystal structure of the methyltransferase with a knot from methanobacterium thermoautotrophicum
Knot K +31
Knot core range Knot core length Knot tails range Slipknot tails range Slipknot loops range N-end length C-end length Type
view details
+31 187-232 46 1-186, 233-262 186 30 knot
Chain Sequence
MNRVDLSLFIPDSLTAETGDLKIKTYKVVLIARAASIFGVKRIVIYHDDADGEARFIRDILTYMDTPQYLRRKVFPIMRELKHVGILPPLRTPHHPTGKPVTGEYRQGLTVKRVKKGTLVDIGADKLALCREKLTVNRIMSFRVVRLGKEILIEPDEPEDRYWGYEVLDTRRNLAESLKTVGADVVVATSRNASPITSILDEVKTRMRGAREAAILFGGPYKGLPEIDADIWVNTLPGQCTETVRTEEAVLATLSVFNMLTQ
Whole chain analysis
Subchain analysis 

Knotoid cutoff: 0.5


Knotoid matrix content: 1

Knot core range Knot core length Knot tails range Slipknot tails range Slipknot loops range N-end length C-end length Type
view details
3.1 187-234 48 1-186, 235-262 186 28 knot
view details
2.1 186-229 44 1-185 236-262 230-235 185 27 slipknot
view details
2.1 189-242 54 1-186, 255-262 187-188, 243-254 186 8 slipknot
view details
3.1 189-239 51 1-186, 243-262 187-188, 240-242 186 20 slipknot
sequence length 262
structure length 262
publication title Deep trefoil knot implicated in RNA binding found in an archaebacterial protein.
pubmed doi rcsb
molecule tags Structural genomics, unknown function
molecule keywords conserved protein MT0001
source organism Methanothermobacter thermautotrophicus
total genus Genus: 73
ec nomenclature
pdb deposition date 2001-10-03
KnotProt deposition date 2014-07-31

pfam database annotations

chain Pfam Accession Code Pfam Family Identifier Pfam Description
A PF02598 Methyltrn_RNA_3 Putative RNA methyltransferase
Image from the rcsb pdb (www.rcsb.org)
cath code
ClassArchitectureTopologyHomologyDomain
2.40.50.140 Mainly Beta Beta Barrel OB fold (Dihydrolipoamide Acetyltransferase, E2P) Nucleic acid-binding proteins 1k3rA02
3.40.1280.10 Alpha Beta 3-Layer(aba) Sandwich Alpha/beta knot Alpha/beta knot 1k3rA01
3AIAA 3KNUA 1UAKA 3QUVA 1X7PA 1NS5A 3N4JA 3KY7A 3AI9X 1UALA 1NXZA 2O3AA 3KTYA 3NK6A 1VHKA 1TO0A 1V6ZA 1X7OA 1VHYA 3ILKA 4H3YA 1O6DA 1V2XA 2QMMA 3N4KA 4H3ZA 1VH0A 1K3RA 1UAMA 4CNFB 1J85A 3IC6A 3AXZA 1MXIA 2HA8A 3L8UA 1ZJRA 3GYQA 3E5YA 4CNGB 4E8BA 1UAJA 2I6DA 3NK7A 2YY8A 4FAKA 2Z0YA 4IG6A 3DCMX 2QWVA 3IEFA 2CX8A 4CNEB 1P9PA 3ONPA 1GZ0A
chains in the KnotProt database with same CATH superfamily
3AIAA 3KNUA 1UAKA 3QUVA 1X7PA 1NS5A 3N4JA 3KY7A 3AI9X 1UALA 1NXZA 2O3AA 3KTYA 3NK6A 1VHKA 1TO0A 1V6ZA 1X7OA 1VHYA 3ILKA 4H3YA 1O6DA 1V2XA 2QMMA 3N4KA 4H3ZA 1VH0A 1K3RA 1UAMA 4CNFB 1J85A 3IC6A 3AXZA 1MXIA 1TWGB 2HA8A 3L8UA 1ZJRA 1TWHB 3GYQA 3E5YA 4CNGB 4E8BA 1UAJA 2I6DA 3NK7A 2YY8A 4FAKA 2Z0YA 4IG6A 3DCMX 2QWVA 3IEFA 2CX8A 4CNEB 1P9PA 3ONPA 1GZ0A
chains in the KnotProt database with same CATH topology
3AIAA 3KNUA 1UAKA 3QUVA 1X7PA 1NS5A 3N4JA 3KY7A 3AI9X 1UALA 1NXZA 2O3AA 3KTYA 3NK6A 1VHKA 1TO0A 1V6ZA 1X7OA 1VHYA 3ILKA 4H3YA 1O6DA 1V2XA 2QMMA 3N4KA 4H3ZA 1VH0A 1K3RA 1UAMA 4CNFB 1J85A 3IC6A 3AXZA 1MXIA 2HA8A 3L8UA 1ZJRA 3GYQA 3E5YA 4CNGB 4E8BA 1UAJA 2I6DA 3NK7A 2YY8A 4FAKA 2Z0YA 4IG6A 3DCMX 2QWVA 3IEFA 2CX8A 4CNEB 1P9PA 3ONPA 1GZ0A
chains in the KnotProt database with same CATH homology


 
#chains in the KnotProt database with same CATH superfamily
 3AIA A;  3KNU A;  1UAK A;  3QUV A;  1X7P A;  1NS5 A;  3N4J A;  3KY7 A;  3AI9 X;  1UAL A;  1NXZ A;  2O3A A;  3KTY A;  3NK6 A;  1VHK A;  1TO0 A;  1V6Z A;  1X7O A;  1VHY A;  3ILK A;  4H3Y A;  1O6D A;  1V2X A;  2QMM A;  3N4K A;  4H3Z A;  1VH0 A;  1K3R A;  1UAM A;  4CNF B;  1J85 A;  3IC6 A;  3AXZ A;  1MXI A;  2HA8 A;  3L8U A;  1ZJR A;  3GYQ A;  3E5Y A;  4CNG B;  4E8B A;  1UAJ A;  2I6D A;  3NK7 A;  2YY8 A;  4FAK A;  2Z0Y A;  4IG6 A;  3DCM X;  2QWV A;  3IEF A;  2CX8 A;  4CNE B;  1P9P A;  3ONP A;  1GZ0 A; 
#chains in the KnotProt database with same CATH topology
 3AIA A;  3KNU A;  1UAK A;  3QUV A;  1X7P A;  1NS5 A;  3N4J A;  3KY7 A;  3AI9 X;  1UAL A;  1NXZ A;  2O3A A;  3KTY A;  3NK6 A;  1VHK A;  1TO0 A;  1V6Z A;  1X7O A;  1VHY A;  3ILK A;  4H3Y A;  1O6D A;  1V2X A;  2QMM A;  3N4K A;  4H3Z A;  1VH0 A;  1K3R A;  1UAM A;  4CNF B;  1J85 A;  3IC6 A;  3AXZ A;  1MXI A;  1TWG B;  2HA8 A;  3L8U A;  1ZJR A;  1TWH B;  3GYQ A;  3E5Y A;  4CNG B;  4E8B A;  1UAJ A;  2I6D A;  3NK7 A;  2YY8 A;  4FAK A;  2Z0Y A;  4IG6 A;  3DCM X;  2QWV A;  3IEF A;  2CX8 A;  4CNE B;  1P9P A;  3ONP A;  1GZ0 A; 
#chains in the KnotProt database with same CATH homology
 3AIA A;  3KNU A;  1UAK A;  3QUV A;  1X7P A;  1NS5 A;  3N4J A;  3KY7 A;  3AI9 X;  1UAL A;  1NXZ A;  2O3A A;  3KTY A;  3NK6 A;  1VHK A;  1TO0 A;  1V6Z A;  1X7O A;  1VHY A;  3ILK A;  4H3Y A;  1O6D A;  1V2X A;  2QMM A;  3N4K A;  4H3Z A;  1VH0 A;  1K3R A;  1UAM A;  4CNF B;  1J85 A;  3IC6 A;  3AXZ A;  1MXI A;  2HA8 A;  3L8U A;  1ZJR A;  3GYQ A;  3E5Y A;  4CNG B;  4E8B A;  1UAJ A;  2I6D A;  3NK7 A;  2YY8 A;  4FAK A;  2Z0Y A;  4IG6 A;  3DCM X;  2QWV A;  3IEF A;  2CX8 A;  4CNE B;  1P9P A;  3ONP A;  1GZ0 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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