Structure of PDB 1izk Chain A

Receptor sequence
>1izkA (length=637) Species: 2026 (Thermoactinomyces vulgaris) [Search protein sequence]
AANDNNVEWNGLFHDQGPLFDNAPEPTSTQSVTLKLRTFKGDITSANIKY
WDTADNAFHWVPMVWDSNDPTGTFDYWKGTIPASPSIKYYRFQINDGTST
AWYNGNGPSSTEPNADDFYIIPNFKTPDWLKNGVMYQIFPDRFYNGDSSN
DVQTGSYTYNGTPTEKKAWGSSVYADPGYDNSLVFFGGDLAGIDQKLGYI
KKTLGANILYLNPIFKAPTNHKYDTQDYMAVDPAFGDNSTLQTLINDIHS
TANGPKGYLILDGVFNHTGDSHPWFDKYNNFSSQGAYESQSSPWYNYYTF
YTWPDSYASFLGFNSLPKLNYGNSGSAVRGVIYNNSNSVAKTYLNPPYSV
DGWRLDAAQYVDANGNNGSDVTNHQIWSEFRNAVKGVNSNAAIIGEYVGN
ANPWTAQGNQWDAATNFDGFTQPVSEWITGKDYQNNSASISTTQFDSWLR
GTRANYPTNVQQSMMNFLSNHDITRFATRSGGDLWKTYLALIFQMTYVGT
PTIYYGDEYGMQGGADPDNRRSFDWSQATPSNSAVALTQKLITIRNQYPA
LRTGSFMTLITDDTNKIYSYGRFDNVNRIAVVLNNDSVSHTVNVPVWQLS
MPNGSTVTDKITGHSYTVQNGMVTVAVDGHYGAVLAQ
3D structure
PDB1izk Mutual conversion of substrate specificities of Thermoactinomyces vulgaris R-47 alpha-amylases TVAI and TVAII by site-directed mutagenesis
ChainA
Resolution2.2 Å
3D
structure
Catalytic site residues are labeled in the structure
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Enzymatic activity
Catalytic site (original residue number in PDB) D262 R354 D356 E396 H471 D472
Catalytic site (residue number reindexed from 1) D262 R354 D356 E396 H471 D472
Enzyme Commision number 3.2.1.135: neopullulanase.
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 A A2 D4 N6 D42 D96 A2 D4 N6 D42 D96
BS02 CA A D276 N279 F281 S283 E288 D276 N279 F281 S283 E288
BS03 CA A N145 D147 S148 N150 D151 G187 D189 N145 D147 S148 N150 D151 G187 D189
Gene Ontology
Molecular Function
GO:0004553 hydrolase activity, hydrolyzing O-glycosyl compounds
GO:0016798 hydrolase activity, acting on glycosyl bonds
GO:0031216 neopullulanase activity
GO:0046872 metal ion binding
Biological Process
GO:0005975 carbohydrate metabolic process
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:1izk, PDBe:1izk, PDBj:1izk
PDBsum1izk
PubMed12860426
UniProtQ60053|NEPU1_THEVU Neopullulanase 1 (Gene Name=tvaI)

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