Loading
PDBj
MenuPDBj@FacebookPDBj@X(formerly Twitter)PDBj@BlueSkyPDBj@YouTubewwPDB FoundationwwPDBDonate
RCSB PDBPDBeBMRBAdv. SearchSearch help

7QBG

TC:CD320 in complex with nanobody TC-Nb4

Entity
Entity IDChain IDDescriptionTypeChain lengthFormula weightNumber of moleculesDB Name (Accession)Biological sourceDescriptive keywords
1A, C
(A, C)
Transcobalamin-2polymer40945650.42UniProt (P20062)
Pfam (PF01122)
Homo sapiens (human)TC-2,Transcobalamin II,TCII
2B, D
(B, D)
CD320 antigenpolymer14715613.52UniProt (Q9NPF0)
Pfam (PF00057)
Homo sapiens (human)8D6 antigen,FDC-signaling molecule 8D6,FDC-SM-8D6,Transcobalamin receptor,TCblR
3E, F
(E, G)
Anti-TC:CD320 nanobody TC-Nb4polymer13514780.42Vicugna pacos
4G, L
(A, C)
CYANOCOBALAMINnon-polymer1356.42Chemie (CNC)
5H, I, M
(A, C)
GLYCEROLnon-polymer92.13Chemie (GOL)
6J, K, N, O, P...
(B, D, E, G)
CALCIUM IONnon-polymer40.16Chemie (CA)
7R, S, T, U, V...
(A, B, C, D, E...)
waterwater18.047Chemie (HOH)
Sequence modifications
A, C: 1 - 409 (UniProt: P20062)
PDBExternal DatabaseDetails
Gln 209Arg 227conflict
Sequence viewer
Contents of the asymmetric unit
PolymersNumber of chains6
Total formula weight152088.6
Non-Polymers*Number of molecules11
Total formula weight3229.5
All*Total formula weight155318.1
*Water molecules are not included.

250359

PDB entries from 2026-03-11

PDB statisticsPDBj update infoContact PDBjnumon