Structure of PDB 2x09 Chain A

Receptor sequence
>2x09A (length=850) Species: 31958 (Amycolatopsis orientalis) [Search protein sequence]
GNATPIPGYVIQSSAQVSDDSAVSKPGFPTSGWYPVSSRSTVYAGLLQNG
KYADPFYSTNMQNVPAAQFSVPWWYRTDLNVDDTSSRTYLDFSGVLSKAD
VWVNGTKVATKDQVNGAYTRHDLDITAQVHTGVNSVAFKVYPNDPNRDLS
MGWIDWAQTPPDQNMGIVRDVLVRRSGAVALRSAHVIQKLNSALDHADLT
VKADVRNDSANAVQTTVAGTVAGKPISQTVSLAAKERKTVTFPLVGLDRP
NVWWPAGMGGQHRYDLDLTASVGGTPSDAAKSKFGVRDVKATLNSSGGRQ
YSVNGKPLLIRGGGYTPDLFLRWNETAAADKLKYVLNLGLNTVRLEGHIE
PDEFFDIADDLGVLTMPGWECCDKWEGQVNGEEKGEPWVESDYPIAKASM
FSEAERLRDHPSVISFHIGSDFAPDRRIEQGYLDAMKAADFLLPVIPAAS
ARPSPITGASGMKMNGPYDYVPPVYWYDKSQKDRGGAWSFNSETSAGVDI
PTMDTLKRMMSASELDTMWKNPSAKQYHRSSSDTFGNLKLFGDALTKRYG
ASANLNDFVRKAQLSQYENVRAEFESHSRNYTDSTNPSTGLIYWMLNSPW
TSLHWQLFDAYMDQNGAYYGAKKANEPLHIQYSHDNRSVVVINQTSNAVS
GLTATTKLYNLDGTEKYSNTKTGLSVGALGAKATAVTVPAVSGLSTTYLA
KNVLTDSSGKEVSRNVYWLSTKADTLNWGGSDWYYTPQSAFADLSGLNNL
GQSAVGATANSVAGADGTTTTTVTLKNTSGGRLPAFYVDSKVVDSAGKPV
LPVEWNDNAVSLWPGETTTLTAKYRTADLKGSKPSVRISGWNTGTQTVPA
3D structure
PDB2x09 Inhibition of the Exo-Beta-D-Glucosaminidase Csxa by a Glucosamine-Configured Castanospermine and an Amino-Australine Analogue.
ChainA
Resolution2.4 Å
3D
structure
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Enzymatic activity
Enzyme Commision number 3.2.1.165: exo-1,4-beta-D-glucosaminidase.
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 X09 A D203 W204 E394 C419 D469 M512 Y516 E541 W642 W653 D155 W156 E346 C371 D421 M464 Y468 E493 W594 W605 MOAD: Ki=175uM
PDBbind-CN: -logKd/Ki=3.76,Ki=175uM
Gene Ontology
Molecular Function
GO:0004553 hydrolase activity, hydrolyzing O-glycosyl compounds
GO:0030246 carbohydrate binding
Biological Process
GO:0005975 carbohydrate metabolic process

View graph for
Molecular Function
View graph for
Biological Process
External links
PDB RCSB:2x09, PDBe:2x09, PDBj:2x09
PDBsum2x09
PubMed19795054
UniProtQ56F26|EBDG_AMYOR Exo-beta-D-glucosaminidase (Gene Name=csxA)

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