Structure of PDB 4bq3 Chain B

Receptor sequence
>4bq3B (length=741) Species: 203122 (Saccharophagus degradans 2-40) [Search protein sequence]
SHMLFDFENDQVPSNIHFLNARASIETYTGINGEPSKGLKLAMQSKQHSY
TGLAIVPEQPWDWSEFTSASLYFDIVSVGDHSTQFYLDVTDQNGAVFTRS
IDIPVGKMQSYYAKLSGHDLEVDLNLASGLRSNPPTWTSDDRQFVWMWGV
KNLDLSGIAKISLSVQSAMHDKTVIIDNIRIQPNPPQDENFLVGLVDEFG
QNAKVDYKGKIHSLEELHAARDVELAELDGKPMPSRSKFGGWLAGPKLKA
TGYFRTEKINGKWMLVDPEGYPYFATGLDIIRLSNSSTMTGYDYDQATVA
QRSADDVTPEDSKGLMAVSEKSFATRHLASPTRAAMFNWLPDYDHPLANH
YNYRRSAHSGPLKRGEAYSFYSANLERKYGETYPGSYLDKWREVTVDRML
NWGFTSLGNWTDPAYYDNNRIPFFANGWVIGDFKTVSSGADFWGAMPDVF
DPEFKVRAMETARVVSEEIKNSPWCVGVFIDNEKSFGRPDSDKAQYGIPI
HTLGRPSEGVPTRQAFSKLLKAKYKTIAALNNAWGLKLSSWAEFDLGVDV
KALPVTDTLRADYSMLLSAYADQYFKVVHGAVEHYMPNHLYLGARFPDWG
MPMEVVKAAAKYADVVSYNSYKEGLPKQKWAFLAELDKPSIIGEFHIGAM
DHGSYHPGLIHAASQADRGEMYKDYMQSVIDNPYFVGAHWFQYMDSPLTG
RAYDGENYNVGFVDVTDTPYQEMVDAAKEVNAKIYTERLGS
3D structure
PDB4bq3 Substrate Recognition and Hydrolysis by a Family 50 Exo-Beta-Agarase Aga50D from the Marine Bacterium Saccharophagus Degradans
ChainB
Resolution2.1 Å
3D
structure
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Enzymatic activity
Enzyme Commision number 3.2.1.81: beta-agarase.
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 47N B W199 F493 E534 R539 W650 L710 W148 F442 E483 R488 W599 L659
BS02 CA B D50 E52 S80 K81 D228 D6 E8 S36 K37 D177
Gene Ontology
Molecular Function
GO:0004565 beta-galactosidase activity
GO:0016798 hydrolase activity, acting on glycosyl bonds
GO:0033916 beta-agarase activity
GO:0046872 metal ion binding
Biological Process
GO:0005975 carbohydrate metabolic process
Cellular Component
GO:0009341 beta-galactosidase complex
GO:0016020 membrane

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Molecular Function
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Biological Process
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Cellular Component
External links
PDB RCSB:4bq3, PDBe:4bq3, PDBj:4bq3
PDBsum4bq3
PubMed23921382
UniProtQ21HC5

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