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5CKN

The CUB1-EGF-CUB2 domains of rat MBL-associated serine protease-2 (MASP-2) bound to Ca2+

Functional Information from GO Data
ChainGOidnamespacecontents
A0005509molecular_functioncalcium ion binding
D0005509molecular_functioncalcium ion binding
Functional Information from PDB Data
site_idAC1
Number of Residues6
Detailsbinding site for residue CA A 300
ChainResidue
AGLU48
AASP56
AASP101
ASER103
AASN104
AHOH419

site_idAC2
Number of Residues7
Detailsbinding site for residue CA A 301
ChainResidue
AASN139
ATYR140
AGLY143
AHOH408
AASP119
AVAL120
AGLU122

site_idAC3
Number of Residues6
Detailsbinding site for residue CA A 302
ChainResidue
AGLU215
AASP225
AASP262
ASER264
AHOH417
AHOH420

site_idAC4
Number of Residues6
Detailsbinding site for residue CA D 300
ChainResidue
DGLU48
DASP56
DASP101
DSER103
DASN104
DHOH415

site_idAC5
Number of Residues7
Detailsbinding site for residue CA D 301
ChainResidue
DASP119
DVAL120
DGLU122
DASN139
DTYR140
DGLY143
DHOH411

site_idAC6
Number of Residues5
Detailsbinding site for residue CA D 302
ChainResidue
DGLU215
DASP225
DASP262
DSER264
DHOH413

Functional Information from PROSITE/UniProt
site_idPS00010
Number of Residues12
DetailsASX_HYDROXYL Aspartic acid and asparagine hydroxylation site. ChNylggYyCsC
ChainResidueDetails
ACYS137-CYS148

site_idPS01186
Number of Residues16
DetailsEGF_2 EGF-like domain signature 2. CsCrvGYilhqnkhtC
ChainResidueDetails
ACYS146-CYS161

site_idPS01187
Number of Residues28
DetailsEGF_CA Calcium-binding EGF-like domain signature. DvDECrtslgdsvp.....Cdhy....ChNylggYyC
ChainResidueDetails
AASP119-CYS146

Functional Information from SwissProt/UniProt
site_idSWS_FT_FI1
Number of Residues224
DetailsDomain: {"description":"CUB 2","evidences":[{"source":"PROSITE-ProRule","id":"PRU00059","evidenceCode":"ECO:0000255"}]}
ChainResidueDetails

site_idSWS_FT_FI2
Number of Residues12
DetailsBinding site: {"evidences":[{"evidenceCode":"ECO:0000250"}]}
ChainResidueDetails

site_idSWS_FT_FI3
Number of Residues6
DetailsBinding site: {}
ChainResidueDetails

site_idSWS_FT_FI5
Number of Residues2
DetailsModified residue: {"description":"(3R)-3-hydroxyasparagine","evidences":[{"source":"PubMed","id":"12743029","evidenceCode":"ECO:0000269"}]}
ChainResidueDetails

site_idSWS_FT_FI7
Number of Residues234
DetailsDomain: {"description":"CUB 1","evidences":[{"source":"PROSITE-ProRule","id":"PRU00059","evidenceCode":"ECO:0000255"}]}
ChainResidueDetails

site_idSWS_FT_FI8
Number of Residues86
DetailsDomain: {"description":"EGF-like; calcium-binding"}
ChainResidueDetails

site_idSWS_FT_FI9
Number of Residues2
DetailsGlycosylation: {"description":"N-linked (GlcNAc...) asparagine","evidences":[{"source":"PubMed","id":"12743029","evidenceCode":"ECO:0000269"}]}
ChainResidueDetails

site_idSWS_FT_FI10
Number of Residues2
DetailsGlycosylation: {"description":"N-linked (GlcNAc...) asparagine","evidences":[{"evidenceCode":"ECO:0000255"}]}
ChainResidueDetails

246704

PDB entries from 2025-12-24

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