eF-site ID 2n2k_55-A
PDB Code 2n2k
Model 55
Chain A

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Title Ensemble structure of the closed state of Lys63-linked diubiquitin in the absence of a ligand
Classification SIGNALING PROTEIN
Compound ubiquitin
Source Homo sapiens (Human) (UBC_HUMAN)
Sequence A:  MQIFVKTLTGKTITLEVEPSDTIECVKAKIQDKEGIPPDQ
QRLIFAGCQLEDGRTLSDYNIQKESTLHLVLRLRGG
Description (1)  ubiquitin


Functional site

1) chain A
residue 22
type
sequence T
description BINDING SITE FOR RESIDUE MTN A 101
source : AC1

2) chain A
residue 25
type
sequence C
description BINDING SITE FOR RESIDUE MTN A 101
source : AC1

3) chain A
residue 46
type
sequence A
description BINDING SITE FOR RESIDUE MTN A 102
source : AC2

4) chain A
residue 47
type
sequence G
description BINDING SITE FOR RESIDUE MTN A 102
source : AC2

5) chain A
residue 48
type
sequence C
description BINDING SITE FOR RESIDUE MTN A 102
source : AC2

6) chain A
residue 49
type
sequence Q
description BINDING SITE FOR RESIDUE MTN A 102
source : AC2

7) chain A
residue 72
type SITE
sequence R
description Interacts with activating enzyme
source Swiss-Prot : SWS_FT_FI1

8) chain A
residue 63
type CROSSLNK
sequence K
description Glycyl lysine isopeptide (Lys-Gly) (interchain with G-Cter in ubiquitin) => ECO:0000269|PubMed:16543144, ECO:0000269|PubMed:18719106
source Swiss-Prot : SWS_FT_FI12

9) chain A
residue 48
type CROSSLNK
sequence C
description Glycyl lysine isopeptide (Lys-Gly) (interchain with G-Cter in ubiquitin) => ECO:0000305|PubMed:15466860
source Swiss-Prot : SWS_FT_FI8

10) chain A
residue 6
type CROSSLNK
sequence K
description Glycyl lysine isopeptide (Lys-Gly) (interchain with G-Cter in ubiquitin) => ECO:0000269|PubMed:16543144, ECO:0000269|PubMed:18719106
source Swiss-Prot : SWS_FT_FI6

11) chain A
residue 33
type CROSSLNK
sequence K
description Glycyl lysine isopeptide (Lys-Gly) (interchain with G-Cter in ubiquitin) => ECO:0000269|PubMed:25752577
source Swiss-Prot : SWS_FT_FI11

12) chain A
residue 27-52
type prosite
sequence KAKIQDKEGIPPDQQRLIFAGCQLED
description UBIQUITIN_1 Ubiquitin domain signature. KakIqDkegIPpdqQrLIFaGkqleD
source prosite : PS00299


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