Structure of PDB 5a55 Chain A

Receptor sequence
>5a55A (length=1100) Species: 170187 (Streptococcus pneumoniae TIGR4) [Search protein sequence]
SHMEKETGPEVDDSKVTYDTIQSKVLKAVIDQAFPRVKEYSLNGHTLPGQ
VQQFNQVFINNHRITPEVTYKKINETTAEYLMKLRDDAHLINAEMTVRLQ
VVDNQLHFDVTKIVNHNQVTPGQKIDDESKLLSSISFLGNALVSVSSDQT
GAKFDGATMSNNTHVSGDDHIDVTNPMKDLAKGYMYGFVSTDKLAAGVWS
NSQNSYGGGSNDWTRLTAYKETVGNANYVGIHSSEWQWEKAYKGIVFPEY
TKELPSAKVVITEDANADKNVDWQDGAIAYRSIMNNPQGWEKVKDITAYR
IAMNFGSQAQNPFLMTLDGIKKINLHTDGLGQGVLLKGYGSEGHDSGHLN
YADIGKRIGGVEDFKTLIEKAKKYGAHLGIHVNASETYPESKYFNEKILR
KNPDGSYSYGWNWLDQGINIDAAYDLAHGRLARWEDLKKKLGDGLDFIYV
DVWGNGQSGDNGAWATHVLAKEINKQGWRFAIEWGHGGEYDSTFHHWAAD
LTYGGYTNKGINSAITRFIRNHQKDAWVGDYRSYGGAANYPLLGGYSMKD
FEGWQGRSDYNGYVTNLFAHDVMTKYFQHFTVSKWENGTPVTMTDNGSTY
KWTPEMRVELVDADNNKVVVTRKSNDVNSPQYRERTVTLNGRVIQDGSAY
LTPWNWDANGKKLSTDKEKMYYFNTQAGATTWTLPSDWAKSKVYLYKLTD
QGKTEEQELTVKDGKITLDLLANQPYVLYRSKQTNPEMSWSEGMHIYDQG
FNSGTLKHWTISGDASKAEIVKSQGANDMLRIQGNKEKVSLTQKLTGLKP
NTKYAVYVGVDNRSNAKASITVNTGEKEVTTYTNKSLALNYVKAYAHNTR
RNNATVDDTSYFQNMYAFFTTGADVSNVTLTLSREAGDEATYFDEIRTFE
NNSSMYGDKHDTGKGTFKQDFENVAQGIFPFVVGGVEGVEDNRTHLSEKH
DPYTQRGWNGKKVDDVIEGNWSLKTNGLVSRRNLVYQTIPQNFRFEAGKT
YRVTFEYEAGSDNTYAFVVGKGEFQSQASNLEMHELPNTWTDSKKAKKAT
FLVTGAETGDTWVGIYSTGNASNTRGDSGGNANFRGYNDFMMDNLQIEEI
3D structure
PDB5a55 Structural Analysis of a Family 101 Glycoside Hydrolase in Complex with Carbohydrates Reveals Insights Into its Mechanism.
ChainA
Resolution1.85 Å
3D
structure
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Enzymatic activity
Enzyme Commision number 3.2.1.97: endo-alpha-N-acetylgalactosaminidase.
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 D577 N579 D581 N583 D588 D264 N266 D268 N270 D275
BS02 MN A E703 D728 H1258 E390 D415 H945
BS03 CA A D1233 E1235 E1281 W1284 D1411 D920 E922 E968 W971 D1093
BS04 CA A G1063 N1090 D1091 D1207 G750 N777 D778 D894
BS05 CA A S314 H315 S1 H2
Gene Ontology
Molecular Function
GO:0030246 carbohydrate binding
GO:0033926 endo-alpha-N-acetylgalactosaminidase activity

View graph for
Molecular Function
External links
PDB RCSB:5a55, PDBe:5a55, PDBj:5a55
PDBsum5a55
PubMed26304114
UniProtQ2MGH6|GH101_STRPN Endo-alpha-N-acetylgalactosaminidase (Gene Name=SP_0368)

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