#256 - 2021年4月 SARSコロナウイルス2型のスパイクと抗体 (SARS-CoV-2 Spike and Antibodies) 類似性 (1)
-
集合体
登録構造単位
A: ANTI-PHOSPHATIDYLINOSITOL SPECIFIC PHOSPHOLIPASE C DIABODY C: ANTI-PHOSPHATIDYLINOSITOL SPECIFIC PHOSPHOLIPASE C DIABODY E: ANTI-PHOSPHATIDYLINOSITOL SPECIFIC PHOSPHOLIPASE C DIABODY G: ANTI-PHOSPHATIDYLINOSITOL SPECIFIC PHOSPHOLIPASE C DIABODY
THE MTRIX RECORDS BELOW DESCRIBE THE NON-CRYSTALLOGRAPHIC RELATIONSHIPS AMONG THE INDIVIDUAL DOMAINS IN THIS ENTRY. APPLIED TO TRANSFORMED TO MTRIX CHAIN RESIDUES CHAIN RESIDUES 1 A 2 - 122 C 2 - 122 2 A 2 - 122 E 2 - 122 3 A 2 - 122 G 2 - 122 4 A 201 - 312 C 201 - 312 5 A 201 - 312 E 201 - 312 6 A 201 - 312 G 210 - 312
A DIABODY IS A DIMER OF A SINGLE-CHAIN ANTIBODY FRAGMENT WITH A SHORT LINKER BETWEEN VH AND VL ...A DIABODY IS A DIMER OF A SINGLE-CHAIN ANTIBODY FRAGMENT WITH A SHORT LINKER BETWEEN VH AND VL DOMAINS. THE L5MK16 DIABODY IS MADE UP OF POLYPEPTIDES HAVING AN N-TERMINAL VH DOMAIN AND A C-TERMINAL VL DOMAIN. THE VH DOMAIN OF EACH CHAIN CONSISTS OF RESIDUES 1 - 122. THE VL DOMAIN OF EACH CHAIN CONSISTS OF RESIDUES 201 - 312. THE VH AND VL DOMAINS ARE CONNECTED VIA A FIVE-RESIDUE LINKER WITH THE SEQUENCE GGGGS. THE ELECTRON DENSITY FOR THE LINKER IS VISIBLE FOR CHAIN C. THE LINKERS FOR CHAINS A, E, AND G ARE INCLUDED IN THE COORDINATE ENTRY, BUT ARE NOT VISIBLE IN THE ELECTRON DENSITY. THE LINKERS FOR CHAINS A, E, AND G HAVE BEEN MODELED SO THAT THEY ARE SIMILAR IN CONFORMATION TO THE LINKER IN CHAIN C. THE LINKERS FOR EACH CHAIN ARE RESIDUES 123 - 127. THERE ARE TWO DIABODIES IN THE ASYMMETRIC UNIT OF THE CRYSTAL. CHAINS A AND C FORM ONE OF THE DIABODIES AND CHAINS E AND G FORM THE OTHER. IN SOLUTION, GEL FILTRATION SHOWS L5MK16 TO BE A DIMER. SOURCE 1 IMMUNOGLOBULIN KAPPA VH AND VL GENES JOINED BY A 5 RESIDUE LINKER.