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3QK3

Crystal structure of human beta-crystallin B3

Functional Information from GO Data
ChainGOidnamespacecontents
A0005212molecular_functionstructural constituent of eye lens
A0007601biological_processvisual perception
B0005212molecular_functionstructural constituent of eye lens
B0007601biological_processvisual perception
C0005212molecular_functionstructural constituent of eye lens
C0007601biological_processvisual perception
Functional Information from PDB Data
site_idAC1
Number of Residues5
DetailsBINDING SITE FOR RESIDUE SO4 A 1
ChainResidue
AARG75
AASP185
AHOH300
BARG75
CARG75

site_idAC2
Number of Residues4
DetailsBINDING SITE FOR RESIDUE SO4 A 2
ChainResidue
ASER111
AASN155
AGLY156
AARG175

site_idAC3
Number of Residues4
DetailsBINDING SITE FOR RESIDUE SO4 A 3
ChainResidue
AARG72
AHOH201
CARG105
CHOH214

site_idAC4
Number of Residues4
DetailsBINDING SITE FOR RESIDUE EDO A 200
ChainResidue
ALYS37
AARG38
AHOH202
BLYS128

site_idAC5
Number of Residues2
DetailsBINDING SITE FOR RESIDUE EDO B 1
ChainResidue
BARG147
BEDO200

site_idAC6
Number of Residues4
DetailsBINDING SITE FOR RESIDUE EDO B 200
ChainResidue
BEDO1
BGLN188
BPRO189
BHOH256

site_idAC7
Number of Residues5
DetailsBINDING SITE FOR RESIDUE EDO B 201
ChainResidue
AGLN60
AVAL61
AGLU62
AASP85
BARG127

site_idAC8
Number of Residues3
DetailsBINDING SITE FOR RESIDUE SO4 B 2
ChainResidue
AARG175
BTRP89
BASP99

site_idAC9
Number of Residues5
DetailsBINDING SITE FOR RESIDUE EDO B 202
ChainResidue
BSER111
BGLY156
BARG175
BHOH222
BHOH326

site_idBC1
Number of Residues6
DetailsBINDING SITE FOR RESIDUE SO4 B 203
ChainResidue
AARG105
BSER71
BARG72
BARG75
BHOH269
BHOH295

Functional Information from SwissProt/UniProt
site_idSWS_FT_FI1
Number of Residues132
DetailsDomain: {"description":"Beta/gamma crystallin 'Greek key' 2","evidences":[{"source":"PROSITE-ProRule","id":"PRU00028","evidenceCode":"ECO:0000255"}]}
ChainResidueDetails

site_idSWS_FT_FI2
Number of Residues123
DetailsDomain: {"description":"Beta/gamma crystallin 'Greek key' 3","evidences":[{"source":"PROSITE-ProRule","id":"PRU00028","evidenceCode":"ECO:0000255"}]}
ChainResidueDetails

site_idSWS_FT_FI3
Number of Residues126
DetailsDomain: {"description":"Beta/gamma crystallin 'Greek key' 4","evidences":[{"source":"PROSITE-ProRule","id":"PRU00028","evidenceCode":"ECO:0000255"}]}
ChainResidueDetails

site_idSWS_FT_FI4
Number of Residues12
DetailsRegion: {"description":"Connecting peptide"}
ChainResidueDetails

site_idSWS_FT_FI5
Number of Residues78
DetailsDomain: {"description":"Beta/gamma crystallin 'Greek key' 1","evidences":[{"source":"PROSITE-ProRule","id":"PRU00028","evidenceCode":"ECO:0000255"}]}
ChainResidueDetails

250359

PDB entries from 2026-03-11

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