National Center for
Biotechnology Information

4U8U: The Crystallographic structure of the giant hemoglobin from Glossoscolex paulistus at 3.2 A resolution

PDB ID:	4U8U Download
MMDB ID:	129917
PDB Deposition Date:	2014/8/4
Updated in MMDB:	2023/12
Experimental Method:	x-ray diffraction
Resolution:	3.2 Å
Source Organism:	Glossoscolex paulistus
Similar Structures:

Biological Unit for 4U8U: 180-meric; determined by author and by software (PISA)

Molecular Components in 4U8U
Label	Count	Molecule
Proteins (180 molecules)
A E I P T X e i m A_1 A_2 A_3 E_1 E_2 E_3 I_1 I_2 I_3 P_1 P_2 P_3 T_1 T_2 T_3 X_1 X_2 X_3 e_1 e_2 e_3 …	36	Globin a Chain
B F J Q U Y f j n B_1 B_2 B_3 F_1 F_2 F_3 J_1 J_2 J_3 Q_1 Q_2 Q_3 U_1 U_2 U_3 Y_1 Y_2 Y_3 f_1 f_2 f_3 …	36	Globin B Chain
C G K R V Z g k o C_1 C_2 C_3 G_1 G_2 G_3 K_1 K_2 K_3 R_1 R_2 R_3 V_1 V_2 V_3 Z_1 Z_2 Z_3 g_1 g_2 g_3 …	36	Globin C Chain
D H L S W a h l p D_1 D_2 D_3 H_1 H_2 H_3 L_1 L_2 L_3 S_1 S_2 S_3 W_1 W_2 W_3 a_1 a_2 a_3 h_1 h_2 h_3 …	36	Globin D Chain
M b q M_1 M_2 M_3 b_1 b_2 b_3 q_1 q_2 q_3	12	Linker L1
N c r N_1 N_2 N_3 c_1 c_2 c_3 r_1 r_2 r_3	12	Linker L2
O d s O_1 O_2 O_3 d_1 d_2 d_3 s_1 s_2 s_3	12	Linker L3
Chemicals and Non-standard biopolymers (360 molecules)
1	144	PROTOPORPHYRIN IX CONTAINING FE
2	144	CYANIDE ION
3	36	CALCIUM ION
4	24	ZINC ION
5	12	2-acetamido-2-deoxy-beta-D-glucopyranose

* Click molecule labels to explore molecular sequence information.

Citing MMDB

Madej T, Lanczycki CJ, Zhang D, Thiessen PA, Geer RC, Marchler-Bauer A, Bryant SH. " MMDB and VAST+: tracking structural similarities between macromolecular complexes. Nucleic Acids Res. 2014 Jan; 42(Database issue):D297-303