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3WHT

Crystal structure of ERGIC-53/MCFD2, Calcium-free form

Functional Information from GO Data
ChainGOidnamespacecontents
A0016020cellular_componentmembrane
B0005509molecular_functioncalcium ion binding
Functional Information from PDB Data
site_idAC1
Number of Residues2
DetailsBINDING SITE FOR RESIDUE CL A 301
ChainResidue
ALYS53
BTYR135

site_idAC2
Number of Residues9
DetailsBINDING SITE FOR RESIDUE GOL A 302
ChainResidue
BLEU91
BHOH604
ALYS53
AGLY54
APRO55
AHIS56
ALEU57
AHOH403
BTYR82

site_idAC3
Number of Residues8
DetailsBINDING SITE FOR RESIDUE GOL A 303
ChainResidue
APHE101
AGLU102
ATRP104
ATYR127
ATYR207
AILE238
APRO239
AALA240

site_idAC4
Number of Residues6
DetailsBINDING SITE FOR RESIDUE CA B 501
ChainResidue
BASP81
BASP83
BASN85
BLEU87
BGLU92
BHOH602

site_idAC5
Number of Residues7
DetailsBINDING SITE FOR RESIDUE CA B 502
ChainResidue
BASP129
BASN131
BASP133
BTYR135
BHOH606
BHOH622
BHOH659

Functional Information from PROSITE/UniProt
site_idPS00018
Number of Residues13
DetailsEF_HAND_1 EF-hand calcium-binding domain. DYDGNNLLDglEL
ChainResidueDetails
BASP81-LEU93
BASP129-PHE141

Functional Information from SwissProt/UniProt
site_idSWS_FT_FI1
Number of Residues4
DetailsBinding site: {"evidences":[{"source":"PROSITE-ProRule","id":"PRU00658","evidenceCode":"ECO:0000255"}]}
ChainResidueDetails

site_idSWS_FT_FI2
Number of Residues2
DetailsBinding site: {}
ChainResidueDetails

site_idSWS_FT_FI3
Number of Residues9
DetailsBinding site: {"evidences":[{"source":"PROSITE-ProRule","id":"PRU00448","evidenceCode":"ECO:0000255"}]}
ChainResidueDetails

249697

PDB entries from 2026-02-25

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