Structure of PDB 4how Chain A

Receptor sequence
>4howA (length=559) Species: 55212 (Erwinia rhapontici) [Search protein sequence]
NALPTWWKQAVFYQVYPRSFKDTNGDGIGDLNGIIENLDYLKKLGIDAIW
INPHYDSPNTDNGYDIRDYRKIMKEYGTMEDFDRLISEMKKRNMRLMIDI
VINHTSDQHAWFVQSKSGKNNPYRDYYFWRDGKDGHAPNNYPSFFGGSAW
EKDDKSGQYYLHYFAKQQPDLNWDNPKVRQDLYDMLRFWLDKGVSGLRFD
TVATYSKIPNFPDLSQQQLKNFAEEYTKGPKIHDYVNEMNREVLSHYDIA
TAGEIFGVPLDKSIKFFDRRRNELNIAFTFDLIRLDRDADERWRRKDWTL
SQFRKIVDKVDQTAGEYGWNAFFLDNHDNPRAVSHFGDDRPQWREHAAKA
LATLTLTQRATPFIYQGSELGMTNYPFKKIDDFDDVEVKGFWQDYVETGK
VKAEEFLQNVRQTSRDNSRTPFQWDASKNAGFTSGTPWLKINPNYKEINS
ADQINNPNSVFNYYRKLINIRHDIPALTYGSYIDLDPDNNSVYAYTRTLG
AEKYLVVINFKEEVMHYTLPGDLSINKVITENNSHTIVNKNDRQLRLEPW
QSGIYKLNP
3D structure
PDB4how The Structural Basis of Erwinia rhapontici Isomaltulose Synthase
ChainA
Resolution1.7 Å
3D
structure
Catalytic site residues are labeled in the structure
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Enzymatic activity
Catalytic site (original residue number in PDB) D140 R239 D241 E295 H368 D369
Catalytic site (residue number reindexed from 1) D99 R198 D200 E254 H327 D328
Enzyme Commision number 5.4.99.11: isomaltulose synthase.
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 D63 N65 D67 I69 D71 D22 N24 D26 I28 D30
Gene Ontology
Molecular Function
GO:0004556 alpha-amylase activity
GO:0016853 isomerase activity
GO:0046872 metal ion binding
Biological Process
GO:0005975 carbohydrate metabolic process
GO:0009313 oligosaccharide catabolic process

View graph for
Molecular Function
View graph for
Biological Process
External links
PDB RCSB:4how, PDBe:4how, PDBj:4how
PDBsum4how
PubMed24069347
UniProtD9MPF2

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