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9CHK

Structure of the alpha-N-methyltransferase (SonM) and RiPP precursor (SonA-Y62A) heteromeric complex (bound to SAM)

Entity
Entity IDChain IDDescriptionTypeChain lengthFormula weightNumber of moleculesDB Name (Accession)Biological sourceDescriptive keywords
1A, C
(A, C)
TP-methylase family proteinpolymer26329068.32UniProt (Q8EGW3)
Pfam (PF00590)
Shewanella oneidensis
2B, D
(B, D)
Extradiol ring-cleavage dioxygenase LigAB LigA subunit domain-containing proteinpolymer788690.62UniProt (Q8EGW2)
Pfam (PF07746)
Shewanella oneidensis
3E, G
(A, C)
S-ADENOSYLMETHIONINEnon-polymer398.42Chemie (SAM)
PubChem (5136)
PubChem (34755)
PubChem (58633578)
PubChem (60038769)
PubChem (58766358)
PubChem (73897310)
PubChem (9865603)
PubChem (87224684)
PubChem (12312798)
PubChem (131697735)
PubChem (145712080)
PubChem (132988922)
PubChem (134692588)
PubChem (135030730)
PubChem (140459785)
PubChem (163046094)
Shewanella oneidensis
4F, H
(A, C)
GLYCEROLnon-polymer92.12Chemie (GOL)
PubChem (753)
Shewanella oneidensis
5I, J, K, L
(A, B, C, D)
waterwater18.0346Chemie (HOH)
Sequence modifications
B, D: 1 - 71 (UniProt: Q8EGW2)
PDBExternal DatabaseDetails
Met -6-initiating methionine
His -5-expression tag
His -4-expression tag
His -3-expression tag
His -2-expression tag
His -1-expression tag
His 0-expression tag
Ala 62Tyr 62engineered mutation
Sequence viewer
Contents of the asymmetric unit
PolymersNumber of chains4
Total formula weight75517.8
Non-Polymers*Number of molecules4
Total formula weight981.1
All*Total formula weight76498.9
*Water molecules are not included.

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PDB entries from 2026-04-01

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