Structure of PDB 4ha1 Chain A

Receptor sequence
>4ha1A (length=556) Species: 1071045 (Rhizobium sp. MX-45) [Search protein sequence]
PGAPWWKSAVFYQVYPRSFKDTNGDGIGDFKGLTEKLDYLKGLGIDAIWI
NPHYASPNTDNGYDISDYREVMKEYGTMEDFDRLMAELKKRGMRLMVDVV
INHSSDQHEWFKSSRASKDNPYRDYYFWRDGKDGHEPNNYPSFFGGSAWE
KDPVTGQYYLHYFGRQQPDLNWDTPKLREELYAMLRFWLDKGVSGMRFAT
VATYSKTPGFPDLTPEQMKNFAEAYTQGPNLHRYLQEMHEKVFDHYDAVT
AGEIFGAPLNQVPLFIDSRRKELDMAFTFDLIRYDRALDRWHTIPRTLAD
FRQTIDKVDAIAGEYGWNTFFLGNHDNPRAVSHFGDDRPQWREASAKALA
TVTLTQRGTPFIFQGDELGMTNYPFKTLQDFDDIEVKGFFQDYVETGKAT
AEELLTNVALTSRNNARTPFQWDDSANAGFTTGKPWLKVNPNYTEINAAR
EIGDPKSVYSFYRNLISIRHETPALSTGSYRDIDPSNADVYAYTRSQDGE
TYLVVVNFKAEPRSFTLPDGMHIAETLIESSSPAAPAAGAASLELQPWQS
GIYKVK
3D structure
PDB4ha1 Insights into product binding in sucrose isomerases from crystal structures of MutB from Rhizobium sp.
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) D99 R198 A200 E254 H326 D327
Catalytic site (residue number reindexed from 1) D98 R197 A199 E253 H325 D326
Enzyme Commision number 5.4.11.99
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 D22 N24 D26 I28 D30 D21 N23 D25 I27 D29
BS02 ISL A D61 Y64 H104 F164 E254 R284 H326 D327 E386 R414 D60 Y63 H103 F163 E253 R283 H325 D326 E385 R413
Gene Ontology
Molecular Function
GO:0004556 alpha-amylase activity
GO:0046872 metal ion binding
Biological Process
GO:0005975 carbohydrate metabolic process
GO:0009313 oligosaccharide catabolic process

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Molecular Function
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Biological Process
External links
PDB RCSB:4ha1, PDBe:4ha1, PDBj:4ha1
PDBsum4ha1
PubMed
UniProtM1E1F6

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