Structure of PDB 2zxq Chain A

Receptor sequence
>2zxqA (length=1178) Species: 216816 (Bifidobacterium longum) [Search protein sequence]
ASETLKTKKMEVQIKKNFPSVLQYTMTDGKVMYGQSKDVRTVEINGTNIE
LGDDDVTFKKVSDTEATYTLKVKDEAKKIDAVITVQITVKANQLHLNVTK
IKNNLSEGIPEGNGVEENAIQTLSFPNQSLVSVRSSQENAQFTGARMSSN
TQKPGDTNFAVTEDTNVTDSDYTYGFISGAGLSAGLWSNSEHDGTYVAAP
VRGGSQNTRVYATTQQTGDATSLGLASAPWYYHRTVTDSKGKKYTVAETA
LPQMAVAIAGDENEDGAVNWQDGAIAYRDIMNNPYKSEEVPELVAWRIAM
NFGSQAQNPFLTTLDNVKKVALNTDGLGQSVLLKGYGNEGHDSGHPDYGD
IGQRLGGADDMNTMMEEGSKYGARFGVHVNASEMYPEAKAFSEDMVRRNS
AGGLSYGWNWLDQGVGIDGIYDLASGSRVSRFADLSKEVGDNMDFIYLDV
WGNLTSSGSEDSWETRKMSKMINDNGWRMTTEWGSGNEYDSTFQHWAADL
TYGGYTSKGENSEVMRFLRNHQKDSWVGDYPQYGGAANAPLLGGYNMKDF
EGWQGRNDYAAYIKNLYTHDVSTKFIQHFKVTRWVNNPLLTADNGNAAAV
SDPNTNNGNEQITLKDSNGNVVVVSRGSNDTSSAAYRQRTITFNGVKVAS
GVVSAGDGSATGDESYLLPWMWDSFTGKLVKDSEQKLYHWNTKGGTTTWT
LPDSWKNLSSVKVYQLTDQGKTNEQTVAVSGGKVTLTADAETPYVVYKGE
AKQIQVNWSEGMHVVDAGFNGGSNTLTDNWTVSGSGKAEVEGDNNAMLRL
TGKVDVSQRLTDLKAGQKYALYVGVDNRSTGDASVTVTSGGKVLATNSTG
KSIAKNYIKAYGHNTNSNTENGSSYFQNMYVFFTAPENGDATVTLSHKST
DGAHTYFDDVRIVENQYSGITYEKDGTLKSLTNGFENNAQGIWPFVVSGS
EGVEDNRIHLSELHAPFTRAGWDVKKMDDVLDGTWSVKVNGLTQKGTLVY
QTIPQNVKFEAGAKYKVSFDYQSGSDDIYAIAVGQGEYSAGSVKLTNLKK
ALGETGKAEFELTGGVNGDSWFGIYSTATAPDLQGSTGNAQDFGGYKDFV
LDNLKIERIESQTRTKAEAQDKVKEIRGKYDSKRAWQQYQDTLVKARVLI
NKNGATAEDFTKAYDILVALDEYMKTAP
3D structure
PDB2zxq Crystallographic and mutational analyses of substrate recognition of endo-{alpha}-N-acetylgalactosaminidase from Bifidobacterium longum.
ChainA
Resolution2.0 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 MN A D601 N603 D605 A607 D612 D261 N263 D265 A267 D272
BS02 MN A E727 D752 H1299 E387 D412 H959
BS03 MN A G1108 N1135 A1136 D1248 G768 N795 A796 D908
BS04 MN A G1274 E1276 D1322 W1325 D1442 G934 E936 D982 W985 D1102
Gene Ontology
Molecular Function
GO:0030246 carbohydrate binding
GO:0033926 endo-alpha-N-acetylgalactosaminidase activity

View graph for
Molecular Function
External links
PDB RCSB:2zxq, PDBe:2zxq, PDBj:2zxq
PDBsum2zxq
PubMed19502354
UniProtQ3T552

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