Structure of PDB 5kk7 Chain A Binding Site BS02

Receptor Information
>5kk7 Chain A (length=455) Species: 9606 (Homo sapiens) [Search protein sequence] [Download receptor structure] [Download structure with residue number starting from 1] [View receptor structure]
HLNYRQKGVIDVFLHAWKGYRKFAWGHDELKPVSRSFSEWFGLGLTLIDA
LDTMWILGLRKEFEEARKWVSKKLHFEKDVDVNLFESTIRILGGLLSAYH
LSGDSLFLRKAEDFGNRLMPAFRTPSKIPYSDVNIGTGVAHPPRWTSDST
VAEVTSIQLEFRELSRLTGDKKFQEAVEKVTQHIHGLSGKKDGLVPMFIN
THSGLFTHLGVFTLGARADSYYEYLLKQWIQGGKQETQLLEDYVEAIEGV
RTHLLRHSEPSKLTFVGELAHGRFSAKMDHLVCFLPGTLALGVYHGLPAS
HMELAQELMETCYQMNRQMETGLSPEIVHFNLYPQPGRRDVEVKPADRHN
LLRPETVESLFYLYRVTGDRKYQDWGWEILQSFSRFTRVPSGGYSSINNV
QDPQKPEPRDKMESFFLGETLKYLFLLFSDDPNLLSLDAYVFNAEAHPLP
IWTPA
Ligand information
Ligand IDMAN
InChIInChI=1S/C6H12O6/c7-1-2-3(8)4(9)5(10)6(11)12-2/h2-11H,1H2/t2-,3-,4+,5+,6+/m1/s1
InChIKeyWQZGKKKJIJFFOK-PQMKYFCFSA-N
SMILES
SoftwareSMILES
OpenEye OEToolkits 1.5.0C(C1C(C(C(C(O1)O)O)O)O)O
CACTVS 3.341OC[CH]1O[CH](O)[CH](O)[CH](O)[CH]1O
CACTVS 3.341OC[C@H]1O[C@H](O)[C@@H](O)[C@@H](O)[C@@H]1O
OpenEye OEToolkits 1.5.0C([C@@H]1[C@H]([C@@H]([C@@H]([C@H](O1)O)O)O)O)O
ACDLabs 10.04OC1C(O)C(OC(O)C1O)CO
FormulaC6 H12 O6
Namealpha-D-mannopyranose;
alpha-D-mannose;
D-mannose;
mannose
ChEMBLCHEMBL365590
DrugBank
ZINCZINC000003860903
PDB chain5kk7 Chain C Residue 2 [Download ligand structure] [Download structure with residue number starting from 1] [View ligand structure]
Receptor-Ligand Complex Structure
Global viewLocal viewStructure summary

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PDB5kk7 Substrate recognition and catalysis by GH47 alpha-mannosidases involved in Asn-linked glycan maturation in the mammalian secretory pathway.
Resolution1.7324 Å
Binding residue
(original residue number in PDB)		R597 E599 F659 E663 A688 E689
Binding residue
(residue number reindexed from 1)		R353 E355 F415 E419 A444 E445
Annotation score5
Enzymatic activity
Catalytic site (original residue number in PDB) E330 R334 D463 E599
Catalytic site (residue number reindexed from 1) E86 R90 D219 E355
Enzyme Commision number 3.2.1.113: mannosyl-oligosaccharide 1,2-alpha-mannosidase.
Gene Ontology
Molecular Function
GO:0004571 mannosyl-oligosaccharide 1,2-alpha-mannosidase activity
GO:0005509 calcium ion binding
Biological Process
GO:0005975 carbohydrate metabolic process
Cellular Component
GO:0016020 membrane

View graph for
Molecular Function
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Biological Process
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Cellular Component
External links
PDB RCSB:5kk7, PDBe:5kk7, PDBj:5kk7
PDBsum5kk7
PubMed27856750
UniProtQ9UKM7|MA1B1_HUMAN Endoplasmic reticulum mannosyl-oligosaccharide 1,2-alpha-mannosidase (Gene Name=MAN1B1)

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