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4JKO

Crystal structure of a catalytic mutant of Axe2 (Axe2_S15A), an acetylxylan esterase from Geobacillus stearothermophilus

Functional Information from GO Data
ChainGOidnamespacecontents
A0000272biological_processpolysaccharide catabolic process
A0005737cellular_componentcytoplasm
A0045493biological_processxylan catabolic process
A0046555molecular_functionacetylxylan esterase activity
A0052689molecular_functioncarboxylic ester hydrolase activity
B0000272biological_processpolysaccharide catabolic process
B0005737cellular_componentcytoplasm
B0045493biological_processxylan catabolic process
B0046555molecular_functionacetylxylan esterase activity
B0052689molecular_functioncarboxylic ester hydrolase activity
Functional Information from PDB Data
site_idAC1
Number of Residues8
DetailsBINDING SITE FOR RESIDUE GOL A 301
ChainResidue
ACYS19
ATHR35
APRO195
ASER196
AVAL197
AHOH488
AHOH526
AHOH581

site_idAC2
Number of Residues7
DetailsBINDING SITE FOR RESIDUE GOL A 302
ChainResidue
AASP152
AASP171
AASN177
AHOH458
AHOH476
AHOH579
AARG148

site_idAC3
Number of Residues7
DetailsBINDING SITE FOR RESIDUE GOL A 303
ChainResidue
AGLU27
AGLY28
ASER29
APHE30
AGLY31
AALA32
ALYS106

site_idAC4
Number of Residues9
DetailsBINDING SITE FOR RESIDUE GOL A 304
ChainResidue
AMET1
ALYS125
APRO126
AVAL128
AHOH521
AHOH539
AHOH573
AHOH637
AHOH638

site_idAC5
Number of Residues7
DetailsBINDING SITE FOR RESIDUE GOL A 305
ChainResidue
AGLU140
AGLY141
APRO185
AHOH434
AHOH452
BPRO146
BHOH547

site_idAC6
Number of Residues8
DetailsBINDING SITE FOR RESIDUE PO4 A 306
ChainResidue
AASP14
AALA15
AGLY63
AASN92
ATRP95
AHIS194
AHOH468
AHOH568

site_idAC7
Number of Residues8
DetailsBINDING SITE FOR RESIDUE GOL B 301
ChainResidue
BCYS19
BTHR35
BPRO195
BSER196
BVAL197
BHOH476
BHOH519
BHOH529

site_idAC8
Number of Residues7
DetailsBINDING SITE FOR RESIDUE GOL B 302
ChainResidue
BGLY28
BSER29
BPHE30
BGLY31
BALA32
BHOH552
BHOH618

site_idAC9
Number of Residues11
DetailsBINDING SITE FOR RESIDUE PO4 B 303
ChainResidue
BASP14
BALA15
BSER62
BGLY63
BASN92
BTRP95
BHIS194
BHOH473
BHOH508
BHOH621
BHOH658

site_idBC1
Number of Residues4
DetailsBINDING SITE FOR RESIDUE PO4 B 304
ChainResidue
BARG149
BGLN153
BHOH462
BHOH530

Functional Information from SwissProt/UniProt
site_idSWS_FT_FI1
Number of Residues2
DetailsACT_SITE: Nucleophile => ECO:0000305|PubMed:21994937, ECO:0000305|PubMed:24531461
ChainResidueDetails
AALA15
BALA15

site_idSWS_FT_FI2
Number of Residues4
DetailsACT_SITE: Charge relay system => ECO:0000305|PubMed:21994937, ECO:0000305|PubMed:24531461
ChainResidueDetails
AASP191
AHIS194
BASP191
BHIS194

site_idSWS_FT_FI3
Number of Residues4
DetailsSITE: Transition state stabilizer => ECO:0000305|PubMed:24531461
ChainResidueDetails
AGLY63
AASN92
BGLY63
BASN92

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PDB entries from 2024-07-24

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