Structure of PDB 1h80 Chain B

Receptor sequence
>1h80B (length=430) [Search protein sequence]
VSPKTYKDADFYVAPTQQDVNYDLVDDFGANGNDTSDDSNALQRAINAIS
RKPNGGTLLIPNGTYHFLGIQMKSNVHIRVESDVIIKPTWNGDGKNHRLF
EVGVNNIVRNFSFQGLGNGFLVDFKDSRDKNLAVFKLGDVRNYKISNFTI
DDNKTIFASILVDVTERNGRLHWSRNGIIERIKQNNALFGYGLIQTYGAD
NILFRNLHSEGGIALRMETDNLLMKNYKQGGIRNIFADNIRCSKGLAAVM
FGPHFMKNGDVQVTNVSSVSCGSAVRSDSGFVELFGCAQTARVTQKDACL
DKAKLEYGIEPGSFGTVKVFDVTARFGYNADLKQDQLDYFSTSNPMCKRV
CLPTKEQWSKQGQIYIGPSLAAVIDTTPETSKYDYDVKTFNVKRINFPVN
SHKTIDTNTESSRVCNYYGMSECSSSRWER
3D structure
PDB1h80 The Iota-Carrageenase of Alteromonas Fortis. A Beta-Helix Fold-Containing Enzyme for the Degradation of a Highly Polyanionic Polysaccharide
ChainB
Resolution1.6 Å
3D
structure
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Enzymatic activity
Enzyme Commision number 3.2.1.157: iota-carrageenase.
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 CA B S109 N145 G146 S82 N118 G119
BS02 CA B N58 D61 S63 D65 N31 D34 S36 D38
BS03 CA B T438 D445 Y446 D447 T377 D384 Y385 D386
BS04 CL B F184 A185 Y218 Q222 F157 A158 Y191 Q195
BS05 NA B L159 T182 I183 F184 L132 T155 I156 F157
Gene Ontology
Molecular Function
GO:0016798 hydrolase activity, acting on glycosyl bonds
GO:0033952 iota-carrageenase activity
Biological Process
GO:0000272 polysaccharide catabolic process
GO:0071555 cell wall organization
Cellular Component
GO:0005576 extracellular region

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Molecular Function
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Biological Process
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Cellular Component
External links
PDB RCSB:1h80, PDBe:1h80, PDBj:1h80
PDBsum1h80
PubMed11493601
UniProtQ9F5I8|CGIA_ALTMA Iota-carrageenase (Gene Name=cgiA)

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