Structure of PDB 4aha Chain B

Receptor sequence

>4ahaB (length=314) [Search protein sequence]

STPGAQQVLFRTGIAAVNSTNHLRVYFQDVYGSIRESLYEGSWANGTEKN
VIGNAKLGSPVAATSKELKHIRVYTLTEGNTLQEFAYDSGTGWYNGGLGG
AKFQVAPYSCIAAVFLAGTDALQLRIYAQKPDNTIQEYMWNGDGWKEGTN
LGGALPGTGIGATSFRYTDYNGPSIRIWFQTDDLKLVQRAYDPHKGWYPD
LVTIFDRAPPRTAIAATSFGAGNSSIYMRIYFVNSDNTIWQVCWDHGKGY
HDKGTITPVIQGSEVAIISWGSFANNGPDLRLYFQNGTYISAVSEWVWNR
AHGSQLGRSALPPA

3D structure

PDB

4aha Structural Insights Into Aspergillus Fumigatus Lectin Specificity: Afl Binding Sites are Functionally Non-Equivalent

Chain

Resolution

2.2 Å

3D
structure

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Enzymatic activity

Enzyme Commision number

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	FUC	B	R25 E37 Y88 W94	R24 E36 Y87 W93
BS02	FUC	B	R73 E85 G97 G98 L125 W141 W146	R72 E84 G96 G97 L124 W140 W145
BS03	FUC	B	R177 Q189 M229 W245	R176 Q188 M228 W244
BS04	FUC	B	R126 E138 M140 T150 I176 Y192 W198	R125 E137 M139 T149 I175 Y191 W197
BS05	FUC	B	R230 Q242 L281 W299	R229 Q241 L280 W298
BS06	FUC	B	L24 Y40 R282 E296	L23 Y39 R281 E295

Gene Ontology

	Molecular Function
GO:0030246	carbohydrate binding
GO:0046872	metal ion binding

	Biological Process
GO:0008150	biological_process

View graph for
Molecular Function

View graph for
Biological Process

External links

PDB	RCSB:4aha, PDBe:4aha, PDBj:4aha
PDBsum	4aha
PubMed	25760594
UniProt	Q4WW81\|LECF_ASPFU Fucose-specific lectin (Gene Name=fleA)

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