Structure of PDB 3ck9 Chain A

Receptor sequence
>3ck9A (length=508) Species: 226186 (Bacteroides thetaiotaomicron VPI-5482) [Search protein sequence]
QTGGSFDQQGVFVKGYAMLGVTGQDLDGQDEGESGFYRTTFNCNELPTDE
CLWAWQKNQDIPQLTSISWSPSSQRTEWVYVRLGYDITQYNFFLDQTEGM
TDAETLRQRAEIRFLRALHYWYFLDLFGKAPFKEHFSNDLPVEKKGTELY
TYIQNELNEIEADMYEPRQAPFGRADKAANWLLRARLYLNAGVYTGQTDY
AKAEEYASKVIGSAYKLCTNYSELFMADNDENENAMQEIILPIRQDGVKT
RNYGGSTYLVCGTRVAGMPRMGTTNGWSCIFARAAMVQKFFSNLEDVPML
PADVEIPTKGLDTDEQIDAFDAEHGIRTEDMIKAAGDDRALLYSGVGGGR
RKIQTDAISGFTDGLSIVKWQNYRSDGKPVSHATYPDTDIPLFRLAEAYL
TRAEAIFRQGGDATGDINELRKRANCTRKVQTVTEQELIDEWAREFYLEG
RRRSDLVRFGMFTTNKYLWDWKGGAMNGTSVASYYNKYPIPVSDINNNRN
MSQNEGYK
3D structure
PDB3ck9 Starch catabolism by a prominent human gut symbiont is directed by the recognition of amylose helices.
ChainA
Resolution2.2 Å
3D
structure
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Enzymatic activity
Enzyme Commision number ?
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 GLC A D73 G75 Y296 D30 G32 Y253
BS02 GLC A R81 W320 R38 W277
BS03 GLC A W96 W98 N101 W320 C322 W53 W55 N58 W277 C279
BS04 CA A D273 Q288 D430 D432 D230 Q245 D387 D389
Gene Ontology
Molecular Function
GO:0005509 calcium ion binding
GO:0042802 identical protein binding
GO:0046872 metal ion binding
GO:2001070 starch binding
Biological Process
GO:0005982 starch metabolic process
GO:0005983 starch catabolic process
Cellular Component
GO:0009279 cell outer membrane
GO:0019867 outer membrane

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Biological Process
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Cellular Component
External links
PDB RCSB:3ck9, PDBe:3ck9, PDBj:3ck9
PDBsum3ck9
PubMed18611383
UniProtQ8A1G2|SUSD_BACTN Starch-binding protein SusD (Gene Name=susD)

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