Structure of PDB 3l4w Chain A

Receptor sequence
>3l4wA (length=863) Species: 9606 (Homo sapiens) [Search protein sequence]
VNELERINCIPDQPPTKATCDQRGCCWNPQGAVSVPWCYYSKNHSYHVEG
NLVNTNAGFTARLKNLPSSPVFGSNVDNVLLTAEYQTSNRFHFKLTDQTN
NRFEVPHEHVQSFSGNAAASLTYQVEISRQPFSIKVTRRSNNRVLFDSSI
GPLLFADQFLQLSTRLPSTNVYGLGEHVHQQYRHDMNWKTWPIFNRDTTP
NGNGTNLYGAQTFFLCLEDASGLSFGVFLMNSNAMEVVLQPAPAITYRTI
GGILDFYVFLGNTPEQVVQEYLELIGRPALPSYWALGFHLSRYEYGTLDN
MREVVERNRAAQLPYDVQHADIDYMDERRDFTYDSVDFKGFPEFVNELHN
NGQKLVIIVDPAISNNSSSSKPYGPYDRGSDMKIWVNSSDGVTPLIGEVW
PGQTVFPDYTNPNCAVWWTKEFELFHNQVEFDGIWIDMNEVSNFVDGSVS
GCSTNNLNNPPFTPRILDGYLFCKTLCMDAVQHWGKQYDIHNLYGYSMAV
ATAEAAKTVFPNKRSFILTRSTFAGSGKFAAHWLGDNTATWDDLRWSIPG
VLEFNLFGIPMVGPDICGFALDTPEELCRRWMQLGAFYPFSRNHNGQGYK
DQDPASFGADSLLLNSSRHYLNIRYTLLPYLYTLFFRAHSRGDTVARPLL
HEFYEDNSTWDVHQQFLWGPGLLITPVLDEGAEKVMAYVPDAVWYDYETG
SQVRWRKQKVEMELPGDKIGLHLRGGYIFPTQQPNTTTLASRKNPLGLII
ALDENKEAKGELFWDDGETKDTVANKVYLLCEFSVTQNRLEVNISQSTYK
DPNNLAFNEIKILGTEEPSNVTVKHNGVPSTSPTVTYDSNLKVAIITDID
LLLGEAYTVEWAH
3D structure
PDB3l4w New glucosidase inhibitors from an ayurvedic herbal treatment for type 2 diabetes: structures and inhibition of human intestinal maltase-glucoamylase with compounds from Salacia reticulata.
ChainA
Resolution2.0 Å
3D
structure
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Enzymatic activity
Enzyme Commision number 3.2.1.20: alpha-glucosidase.
Interaction with ligand
Site
#		 Ligand Ligand
chain		 Binding residues on receptor
(original residue number in PDB)		 Binding residues on receptor
(residue number reindexed from 1)		 Binding affinity
BS01 MIG A Y299 D327 W406 D443 M444 R526 W539 D542 F575 H600 Y293 D321 W400 D437 M438 R520 W533 D536 F569 H594 MOAD: Ki=1uM
PDBbind-CN: -logKd/Ki=6.00,Ki=1.0uM
BindingDB: IC50=6000nM,Ki=1000nM
Gene Ontology
Molecular Function
GO:0003824 catalytic activity
GO:0004553 hydrolase activity, hydrolyzing O-glycosyl compounds
GO:0030246 carbohydrate binding
Biological Process
GO:0005975 carbohydrate metabolic process

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Molecular Function
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Biological Process
External links
PDB RCSB:3l4w, PDBe:3l4w, PDBj:3l4w
PDBsum3l4w
PubMed20039683
UniProtO43451|MGA_HUMAN Maltase-glucoamylase (Gene Name=MGAM)

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