Structure of PDB 1n1v Chain A

Receptor sequence
>1n1vA (length=628) Species: 5698 (Trypanosoma rangeli) [Search protein sequence]
AASLAPGSSRVELFKRKNSTVPFEESNGTIRERVVHSFRIPTIVNVDGVM
VAIADARYETSFDNSFIETAVKYSVDDGATWNTQIAIKNSRASSVSRVMD
ATVIVKGNKLYILVGSFNKTRNSWTQHRDGSDWEPLLVVGEVTKSAANGK
TTATISWGKPVSLKPLFPAEFDGILTKEFVGGVGAAIVASNGNLVYPVQI
ADMGGRVFTKIMYSEDDGNTWKFAEGRSKFGCSEPAVLEWEGKLIINNRV
DGNRRLVYESSDMGKTWVEALGTLSHVWTNSPTSNQQDCQSSFVAVTIEG
KRVMLFTHPLNLKGRWMRDRLHLWMTDNQRIFDVGQISIGDENSGYSSVL
YKDDKLYSLHEINTNDVYSLVFVRLIGELQLMKSVVRTWKEEDNHLASIC
TPVVPAGCGAAVPTAGLVGFLSHSANGSVWEDVYRCVDANVANAERVPNG
LKFNGVGGGAVWPVARQGQTRRYQFANYRFTLVATVTIDELPKGTSPLLG
AGLEGPGDAKLLGLSYDKNRQWRPLYGAAPASPTGSWELHKKYHVVLTMA
DRQGSVYVDGQPLAGSGNTVVRGATLPDISHFYIGGPRSKGAPTDSRVTV
TNVVLYNRRLNSSEIRTLFLSQDMIGTD
3D structure
PDB1n1v The high resolution structures of free and inhibitor-bound Trypanosoma rangeli sialidase and its comparison with T. cruzi trans-sialidase
ChainA
Resolution2.1 Å
3D
structure
[Spin on]
[Spin off]
[Reset orientation]

[High quality]
[Low quality]

[White background]
[Black background]

[Download]
[Download structure with residue number starting from 1]
Enzymatic activity
Enzyme Commision number 3.2.1.18: exo-alpha-sialidase.
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 DAN A R39 D63 D100 W124 R249 R318 Y346 R39 D63 D100 W124 R249 R318 Y346 MOAD: Ki=140uM
PDBbind-CN: -logKd/Ki=3.85,Ki=140uM
Gene Ontology
Molecular Function
GO:0004308 exo-alpha-sialidase activity
GO:0016798 hydrolase activity, acting on glycosyl bonds
Biological Process
GO:0006689 ganglioside catabolic process
GO:0009313 oligosaccharide catabolic process
Cellular Component
GO:0005737 cytoplasm
GO:0016020 membrane
GO:0043231 intracellular membrane-bounded organelle

View graph for
Molecular Function

View graph for
Biological Process

View graph for
Cellular Component
External links
PDB RCSB:1n1v, PDBe:1n1v, PDBj:1n1v
PDBsum1n1v
PubMed12507479
UniProtO44049

[Back to BioLiP]