2GRX
Crystal structure of TonB in complex with FhuA, E. coli outer membrane receptor for ferrichrome
Entity
Entity ID | Chain ID | Description | Type | Chain length | Formula weight | Number of molecules | DB Name (Accession) | Biological source | Descriptive keywords |
1 | A, B | Ferrichrome-iron receptor | polymer | 725 | 80051.1 | 2 | UniProt (P06971) Pfam (PF07715) Pfam (PF00593) In PDB | Escherichia coli | Ferric hydroxamate uptake, Ferric hydroxamate receptor |
2 | C, D | Protein tonB | polymer | 229 | 24973.6 | 2 | UniProt (P94739) Pfam (PF16031) Pfam (PF03544) UniProt (by SIFTS) (P02929) In PDB | Escherichia coli | |
3 | E, F | 3-deoxy-alpha-D-manno-oct-2-ulopyranosonic acid-(2-4)-[L-glycero-alpha-D-manno-heptopyranose-(1-5)]3-deoxy-alpha-D-manno-oct-2-ulopyranosonic acid-(2-6)-2-amino-2,3-dideoxy-alpha-D-glucoyranose-(1-6)-2-amino-2,3-dideoxy-alpha-D-glucoyranose | branched | 940.8 | 2 | In PDB GlyTouCan (G17606RK) | |||
4 | A, B | PHOSPHATE ION | non-polymer | 95.0 | 2 | Chemie (PO4) | |||
5 | A, B | 3-HYDROXY-TETRADECANOIC ACID | non-polymer | 244.4 | 8 | Chemie (FTT) | |||
6 | A, B | DIPHOSPHATE | non-polymer | 173.9 | 2 | Chemie (DPO) | |||
7 | A, B | LAURIC ACID | non-polymer | 200.3 | 2 | Chemie (DAO) | |||
8 | A, B | 2-AMINO-VINYL-PHOSPHATE | non-polymer | 139.0 | 2 | Chemie (EAP) | |||
9 | A, B | FERRICROCIN-IRON | non-polymer | 770.5 | 2 | Chemie (FCI) | |||
10 | B | MYRISTIC ACID | non-polymer | 228.4 | 1 | Chemie (MYR) |
Sequence modifications
A, B: 1 - 725 (UniProt: P06971)
C, D: 33 - 239 (UniProt: P94739)
PDB | External Database | Details |
---|---|---|
Ser 406 | 439 | SEE REMARK 999 |
Ser 407 | 440 | SEE REMARK 999 |
His 408 | 441 | SEE REMARK 999 |
His 409 | 442 | SEE REMARK 999 |
His 410 | 443 | SEE REMARK 999 |
His 411 | 444 | SEE REMARK 999 |
His 412 | 445 | SEE REMARK 999 |
His 413 | 446 | SEE REMARK 999 |
Gly 414 | 447 | SEE REMARK 999 |
Ser 415 | 448 | SEE REMARK 999 |
Ser 416 | 449 | SEE REMARK 999 |
PDB | External Database | Details |
---|---|---|
Gly 11 | - | SEE REMARK 999 |
Ser 12 | - | SEE REMARK 999 |
Ser 13 | - | SEE REMARK 999 |
His 14 | - | SEE REMARK 999 |
His 15 | - | SEE REMARK 999 |
His 16 | - | SEE REMARK 999 |
His 17 | - | SEE REMARK 999 |
His 18 | - | SEE REMARK 999 |
His 19 | - | SEE REMARK 999 |
Ser 20 | - | SEE REMARK 999 |
Ser 21 | - | SEE REMARK 999 |
Gly 22 | - | SEE REMARK 999 |
Leu 23 | - | SEE REMARK 999 |
Val 24 | - | SEE REMARK 999 |
Pro 25 | - | SEE REMARK 999 |
Arg 26 | - | SEE REMARK 999 |
Gly 27 | - | SEE REMARK 999 |
Ser 28 | - | SEE REMARK 999 |
His 29 | - | SEE REMARK 999 |
Met 30 | - | SEE REMARK 999 |
Ser 31 | - | SEE REMARK 999 |
Val 32 | - | SEE REMARK 999 |
Sequence viewer
Contents of the asymmetric unit
Polymers | Number of chains | 4 |
Total formula weight | 210049.3 | |
Branched | Number of molecules | 2 |
Total formula weight | 1881.7 | |
Non-Polymers* | Number of molecules | 19 |
Total formula weight | 4941.0 | |
All* | Total formula weight | 216872.0 |