Cryo-EM structure of human oligosaccharyltransferase complex OST-A
Resolution: 3.5 Å
EM Method: Single-particle
Fitted PDBs: 6s7o
Q-score: 0.485
Ramirez AS, Kowal J, Locher KP
Science (2019) 366 pp. 1372-1375 [ Pubmed: 31831667 DOI: doi:10.1126/science.aaz3505 ]
- Dolichyl-diphosphooligosaccharide--protein glycosyltransferase subunit 4 (4 kDa, Protein from Homo sapiens)
- Transmembrane protein 258 (9 kDa, Protein from Homo sapiens)
- Dolichyl-diphosphooligosaccharide--protein glycosyltransferase subunit 2 (69 kDa, Protein from Homo sapiens)
- Human oligosaccharyltransferase complex (Complex from Homo sapiens)
- (4r,7r)-4-hydroxy-n,n,n-trimethyl-4,9-dioxo-7-[(undecanoyloxy)methyl]-3,5,8-trioxa-4lambda~5~-phosphadocosan-1-aminium (636 Da, Ligand)
- Human oligosaccharyltransferase complex ost-a (Complex)
- Dolichyl-diphosphooligosaccharide--protein glycosyltransferase subunit dad1 (12 kDa, Protein from Homo sapiens)
- Magnesium ion (24 Da, Ligand)
- Dolichyl-diphosphooligosaccharide--protein glycosyltransferase 48 kda subunit (50 kDa, Protein from Homo sapiens)
- Oligosaccharyltransferase complex subunit ostc (Complex from Homo sapiens)
- [(3~{r},6~{z},10~{z},14~{z},18~{z})-3,7,11,15,19,23-hexamethyltetracosa-6,10,14,18,22-pentaenyl] dihydrogen phosphate (508 Da, Ligand)
- (2~{s},3~{r},4~{r},5~{s},6~{s})-2-(hydroxymethyl)-6-[(1~{s},2~{r},3~{r},4~{r},5'~{s},6~{s},7~{r},8~{s},9~{r},12~{r},13~{r},15~{s},16~{s},18~{r})-5',7,9,13-tetramethyl-3,15-bis(oxidanyl)spiro[5-oxapentacyclo[10.8.0.0^{2,9}.0^{4,8}.0^{13,18}]icosane-6,2'-oxane]-16-yl]oxy-oxane-3,4,5-triol (610 Da, Ligand)
- Dolichyl-diphosphooligosaccharide--protein glycosyltransferase subunit stt3a (80 kDa, Protein from Homo sapiens)
- Oligosaccharyltransferase complex subunit ostc (16 kDa, Protein from Homo sapiens)
- Dolichyl-diphosphooligosaccharide--protein glycosyltransferase subunit 1 (68 kDa, Protein from Homo sapiens)
Cryo-EM structure of human oligosaccharyltransferase complex OST-B
Resolution: 3.5 Å
EM Method: Single-particle
Fitted PDBs: 6s7t
Q-score: 0.509
Ramirez AS, Kowal J, Locher KP
Science (2019) 366 pp. 1372-1375 [ Pubmed: 31831667 DOI: doi:10.1126/science.aaz3505 ]
- Dolichyl-diphosphooligosaccharide--protein glycosyltransferase subunit 4 (4 kDa, Protein from Homo sapiens)
- Transmembrane protein 258 (9 kDa, Protein from Homo sapiens)
- Human oligosaccharyltransferase complex ost-b (Complex)
- Human oligosaccharyltransferase complex (Complex from Homo sapiens)
- Dolichyl-diphosphooligosaccharide--protein glycosyltransferase subunit 2 (69 kDa, Protein from Homo sapiens)
- Magnesium transporter protein 1 (38 kDa, Protein from Homo sapiens)
- Dolichyl-diphosphooligosaccharide--protein glycosyltransferase subunit stt3b (93 kDa, Protein from Homo sapiens)
- Magnesium transporter protein 1 (Complex from Homo sapiens)
- Dolichyl-diphosphooligosaccharide--protein glycosyltransferase subunit dad1 (12 kDa, Protein from Homo sapiens)
- Dolichyl-diphosphooligosaccharide--protein glycosyltransferase 48 kda subunit (50 kDa, Protein from Homo sapiens)
- Peptide (588 Da, Protein from Homo sapiens)
- Magnesium ion (24 Da, Ligand)
- (2~{s},3~{r},4~{r},5~{s},6~{s})-2-(hydroxymethyl)-6-[(1~{s},2~{r},3~{r},4~{r},5'~{s},6~{s},7~{r},8~{s},9~{r},12~{r},13~{r},15~{s},16~{s},18~{r})-5',7,9,13-tetramethyl-3,15-bis(oxidanyl)spiro[5-oxapentacyclo[10.8.0.0^{2,9}.0^{4,8}.0^{13,18}]icosane-6,2'-oxane]-16-yl]oxy-oxane-3,4,5-triol (610 Da, Ligand)
- Malectin (32 kDa, Protein from Homo sapiens)
- (4r,7r)-4-hydroxy-n,n,n-trimethyl-4,9-dioxo-7-[(undecanoyloxy)methyl]-3,5,8-trioxa-4lambda~5~-phosphadocosan-1-aminium (636 Da, Ligand)
- (2z,6z,10z,14z,18z,22z,26z)-3,7,11,15,19,23,27,31-octamethyldotriaconta-2,6,10,14,18,22,26,30-octaen-1-yl dihydrogen phosphate (642 Da, Ligand)
- Dolichyl-diphosphooligosaccharide--protein glycosyltransferase subunit 1 (68 kDa, Protein from Homo sapiens)