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4XUC

Synthesis and evaluation of heterocyclic catechol mimics as inhibitors of catechol-O-methyltransferase (COMT): Structure with Cmpd18 (1-(biphenyl-3-yl)-3-hydroxypyridin-4(1H)-one)

Entity
Entity IDChain IDDescriptionTypeChain lengthFormula weightNumber of moleculesDB Name (Accession)Biological sourceDescriptive keywords
1A
(A)
Catechol O-methyltransferasepolymer21824259.91UniProt (P21964)
Pfam (PF01596)
Homo sapiens (Human)
2B
(A)
1-(biphenyl-3-yl)-3-hydroxypyridin-4(1H)-onenon-polymer263.31Chemie (43G)
PubChem (53380912)
3C
(A)
MAGNESIUM IONnon-polymer24.31Chemie (MG)
PubChem (888)
4D
(A)
S-ADENOSYLMETHIONINEnon-polymer398.41Chemie (SAM)
PubChem (5136)
PubChem (34755)
PubChem (9865603)
PubChem (12312798)
PubChem (58766358)
PubChem (87224684)
PubChem (131697735)
PubChem (145712080)
PubChem (58633578)
PubChem (60038769)
PubChem (73897310)
PubChem (132988922)
PubChem (134692588)
PubChem (135030730)
PubChem (140459785)
PubChem (163046094)
5E
(A)
2-(N-MORPHOLINO)-ETHANESULFONIC ACIDnon-polymer195.21Chemie (MES)
PubChem (4478249)
6F
(A)
waterwater18.0291Chemie (HOH)
Sequence modifications
A: 48 - 265 (UniProt: P21964)
PDBExternal DatabaseDetails
Ala 51Met 51engineered mutation
Sequence viewer
Contents of the asymmetric unit
PolymersNumber of chains1
Total formula weight24259.9
Non-Polymers*Number of molecules4
Total formula weight881.3
All*Total formula weight25141.2
*Water molecules are not included.

251801

PDB entries from 2026-04-08

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