Structure of PDB 5ca3 Chain B

Receptor sequence

>5ca3B (length=759) Species: 83333 (Escherichia coli K-12) [Search protein sequence]

NADNYKNVINRTGAPQYMKDYDYDDHQRFNPFFDLGAWHGHLLPDGPNTM
GGFPGVALLTEEYINFMASNFDRLTVWQDGKKVDFTLEAYSIPGALVQKL
TAKDVQVEMTLRFATPRTSLLETKITSNKPLDLVWDGELLEKLEAKEGKP
LSDKTIAGEYPDYQRKISATRDGLKVTFGKVRATWDLLTSGESEYQVHKS
LPVQTEINGNRFTSKAHINGSTTLYTTYSHLLTAQEVSKEQMQIRDILAR
PAFYLTASQQRWEEYLKKGLTNPDATPEQTRVAVKAIETLNGNWRSPGGA
VKFNTVTPSVTGRWFSGNQTWPWNTWKQAFAMAHFNPDIAKENIRAVFSW
QIQPGDSVRPQDVGFVPDLIAWNLSPERGGDGGNWNERNTKPSLAAWSVM
EVYNVTQDKTWVAEMYPKLVAYHDWWLRNRDHNGNGVPEYGATRDKAHNT
ESGEMLFTVKKGDKEETQSGLNNYARVVEKGQYDSLEIPAQVAASWESGR
DDAAVFGFIDKEQLDKYVANGGKRSDWTVKFAENRSQDGTLLGYSLLQES
VDQASYMYSDNHYLAEMATILGKPEEAKRYRQLAQQLADYINTCMFDPTT
QFYYDVRIEDKPLANGCAGKPIVERGKGPEGWSPLFNGAATQANADAVVK
VMLDPKEFNTFVPLGTAALTNPAFGADIYWRGRVWVDQFWFGLKGMERYG
YRDDALKLADTFFRHAKGLTADGPIQENYNPLTGAQQGAPNFSWSAAHLY
MLYNDFFRK

3D structure

PDB

5ca3 Crystal structure of the enzyme-product complex reveals sugar ring distortion during catalysis by family 63 inverting alpha-glycosidase.

Chain

Resolution

1.8 Å

3D
structure

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Enzymatic activity

Enzyme Commision number

3.2.1.-

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)
BS01	GAL	B	W321 D368 K391 W496 D501	W321 D368 K391 W496 D501
BS02	CA	B	D431 N433 N435 V437 E439 E549	D431 N433 N435 V437 E439 E549
BS03	MG	B	D538 T540	D538 T540
BS04	BGC	B	P308 F315 W321 W323 N324 G499 Y679 W680 W685 E727 F742 W744	P308 F315 W321 W323 N324 G499 Y679 W680 W685 E727 F742 W744
BS05	GLC	B	T170 K175 H198 Q241	T170 K175 H198 Q241

Gene Ontology

	Molecular Function
GO:0004555	alpha,alpha-trehalase activity
GO:0015926	glucosidase activity
GO:0016798	hydrolase activity, acting on glycosyl bonds
GO:0046872	metal ion binding

	Biological Process
GO:0005975	carbohydrate metabolic process
GO:0005991	trehalose metabolic process
GO:0005993	trehalose catabolic process
GO:0006974	DNA damage response
GO:0009313	oligosaccharide catabolic process

	Cellular Component
GO:1902687	glucosidase complex

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Molecular Function

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Biological Process

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Cellular Component

External links

PDB	RCSB:5ca3, PDBe:5ca3, PDBj:5ca3
PDBsum	5ca3
PubMed	27688023
UniProt	P42592\|YGJK_ECOLI Glucosidase YgjK (Gene Name=ygjK)

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