Structure of PDB 6bs6 Chain B

Receptor sequence
>6bs6B (length=649) Species: 226186 (Bacteroides thetaiotaomicron VPI-5482) [Search protein sequence]
WTALTASPDTWDETKRADISYQLLLYSFADSDGDGYGDLNGVTQKLDYLN
QLGVKALWLSPIHPCMSYHGYDVTDYTKVNPQLGTESDFDRLVTEAHNRG
IKIYLDYVMNHTGTAHPWFTEASSSSESPYRNYYSFSEDPKTDIAAGKIA
MITQEGAAGYNAAEWFQVSDETAAVKGLLKFTLDWSNAPSPILVVSTGTK
ADEDNPDTGTDNAKYLYYGEDICKKFYDKGNNIYELTVDFESTWGLLIRT
SNASFWPSGTKYGASSSSEKLALNKDFKLTNAGNPANIMFDSQQITYFHS
HFCTDWFADLNYGPVDQAGESPAYQAIADAAKGWIARGVDGLRLDAVKHI
YHSETSEENPRFLKMFYEDMNAYYKQKGHTDDFYMIGEVLSEYDKVAPYY
KGLPALFEFSFWYRLEWGINNSTGCYFAKDILSYQQKYANYRSDYIEATK
LSNHNEDRTSSKLGKSADKCKLAAAVLLTSAGHPYIYYGEELGLYGTKDN
GDEYVRSPMLWGDSYTTNYTDKTDATVSKNVKTVADQQADTHSLLNIYFS
LTRLRNTYPALAEGNMTKHSVYNESQEKDYKPIAAWYMTKDNEKLLVIHN
FGGTAMQLPLTDKIEKVLFVNGETQQNTDSDSYTLKLGGYASVVFKLGN
3D structure
PDB6bs6 Structural basis for the flexible recognition of alpha-glucan substrates by Bacteroides thetaiotaomicron SusG.
ChainB
Resolution2.17 Å
3D
structure
Catalytic site residues are labeled in the structure
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Enzymatic activity
Catalytic site (original residue number in PDB) D149 R386 D388 E431 H497 N498
Catalytic site (residue number reindexed from 1) D106 R343 D345 E388 H454 N455
Enzyme Commision number 3.2.1.1: alpha-amylase.
Interaction with ligand
Gene Ontology
Molecular Function
GO:0000287 magnesium ion binding
GO:0004556 alpha-amylase activity
GO:0005509 calcium ion binding
GO:0016798 hydrolase activity, acting on glycosyl bonds
GO:0046872 metal ion binding
GO:2001070 starch binding
Biological Process
GO:0000272 polysaccharide catabolic process
GO:0005975 carbohydrate metabolic process
GO:0005983 starch catabolic process
GO:0009313 oligosaccharide catabolic process
Cellular Component
GO:0009279 cell outer membrane
GO:0019867 outer membrane

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Molecular Function
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Biological Process
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Cellular Component
External links
PDB RCSB:6bs6, PDBe:6bs6, PDBj:6bs6
PDBsum6bs6
PubMed29603462
UniProtQ8A1G3|SUSG_BACTN Alpha-amylase SusG (Gene Name=susG)

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