eF-site ID 2grx-BD PDB Code 2grx Chain B, D click to enlarge Title Crystal structure of TonB in complex with FhuA, E. coli outer membrane receptor for ferrichrome Classification METAL TRANSPORT Compound Ferrichrome-iron receptor Source (TONB_ECOLI) Sequence B:  ESAWGPAATIAARQSATGTKTDTPIQKVPQSISVVTAEEM ALHQPKSVKEALSYTPGVSVGTRGASNTYDHLIIRGFAAE GQSQNNYLNGLKLQGNFYNDAVIDPYMLERAEIMRGPVSV LYGKSSPGGLLNMVSKRPTTEPLKEVQFKAGTDSLFQTGF DFSDSLDDDGVYSYRLTGLARSANAQQKGSEEQRYAIAPA FTWRPDDKTNFTFLSYFQNEPETGYYGWLPKEGTVEPLPN GKRLPTDFNEGAKNNTYSRNEKMVGYSFDHEFNDTFTVRQ NLRFAENKTSQNSVYGYGVCSDPANAYSKQCAALAPADKG HYLARKYVVDDEKLQNFSVDTQLQSKFATGDIDHTLLTGV DFMRMRNDINAWFGYDDSVPLLNLTDFDFNAKDPANSGPY RILNKQKQTGVYVQDQAQWDKVLVTLGGRYDWADQESLNR VAGTTDKRDDKQFTWRGGVNYLFDNGVTPYFSYSESFEPS SQVGKDGNIFAPSKGKQYEVGVKYVPEDRPIVVTGAVYNL TKTNNLMADPEGSFFSVEGGEIRARGVEIEAKAALSASVN VVGSYTYTDAEYTTDTTYKGNTPAQVPKHMASLWADYTFF DGPLSGLTLGTGGRYTGSSYGDPANSFKVGSYTVVDALVR YDLARVGMAGSNVALHVNNLFDREYVASCFNTYGCFWGAE RQVVATATFRF D:  RNQPQYPARAQALRIEGQVKVKFDVTPDGRVDNVQILSAK PANMFEREVKNAMRRWRYEPGKPGSGIVVNILFKINGT Description Functional site 1) chain B residue 391 type BINDING sequence F description BINDING => ECO:0000305|PubMed:9856937 source Swiss-Prot : SWS_FT_FI5 2) chain B residue 702 type BINDING sequence S description BINDING => ECO:0000305|PubMed:9856937 source Swiss-Prot : SWS_FT_FI5 3) chain B residue 183-189 type TOPO_DOM sequence SLDDDGV description Periplasmic => ECO:0000305|PubMed:1885532 source Swiss-Prot : SWS_FT_FI1 4) chain B residue 223-226 type TOPO_DOM sequence PDDK description Periplasmic => ECO:0000305|PubMed:1885532 source Swiss-Prot : SWS_FT_FI1 5) chain B residue 289-293 type TOPO_DOM sequence EFNDT description Periplasmic => ECO:0000305|PubMed:1885532 source Swiss-Prot : SWS_FT_FI1 6) chain B residue 364-371 type TOPO_DOM sequence KFATGDID description Periplasmic => ECO:0000305|PubMed:1885532 source Swiss-Prot : SWS_FT_FI1 7) chain B residue 441-444 type TOPO_DOM sequence KQTG description Periplasmic => ECO:0000305|PubMed:1885532 source Swiss-Prot : SWS_FT_FI1 8) chain B residue 485-489 type TOPO_DOM sequence KQFTW description Periplasmic => ECO:0000305|PubMed:1885532 source Swiss-Prot : SWS_FT_FI1 9) chain B residue 528-532 type TOPO_DOM sequence KGKQY description Periplasmic => ECO:0000305|PubMed:1885532 source Swiss-Prot : SWS_FT_FI1 10) chain B residue 578-580 type TOPO_DOM sequence ARG description Periplasmic => ECO:0000305|PubMed:1885532 source Swiss-Prot : SWS_FT_FI1 11) chain B residue 622-628 type TOPO_DOM sequence KHMASLW description Periplasmic => ECO:0000305|PubMed:1885532 source Swiss-Prot : SWS_FT_FI1 12) chain B residue 666-672 type TOPO_DOM sequence YTVVDAL description Periplasmic => ECO:0000305|PubMed:1885532 source Swiss-Prot : SWS_FT_FI1 13) chain B residue 714 type TOPO_DOM sequence E description Periplasmic => ECO:0000305|PubMed:1885532 source Swiss-Prot : SWS_FT_FI1 14) chain B residue 313 type BINDING sequence Y description BINDING => ECO:0000305|PubMed:10850805, ECO:0000305|PubMed:9856937, ECO:0000305|PubMed:9865695 source Swiss-Prot : SWS_FT_FI4 15) chain B residue 81 type BINDING sequence R description BINDING => ECO:0000305|PubMed:10850805, ECO:0000305|PubMed:9856937, ECO:0000305|PubMed:9865695 source Swiss-Prot : SWS_FT_FI4 16) chain B residue 100 type BINDING sequence Q description BINDING => ECO:0000305|PubMed:10850805, ECO:0000305|PubMed:9856937, ECO:0000305|PubMed:9865695 source Swiss-Prot : SWS_FT_FI4 17) chain B residue 115 type BINDING sequence F description BINDING => ECO:0000305|PubMed:10850805, ECO:0000305|PubMed:9856937, ECO:0000305|PubMed:9865695 source Swiss-Prot : SWS_FT_FI4 18) chain B residue 244 type BINDING sequence Y description BINDING => ECO:0000305|PubMed:10850805, ECO:0000305|PubMed:9856937, ECO:0000305|PubMed:9865695 source Swiss-Prot : SWS_FT_FI4 19) chain B residue 533 type SITE sequence E description Interaction with phage T5 RBP-pb5 => ECO:0000269|PubMed:36779755 source Swiss-Prot : SWS_FT_FI6 20) chain B residue 160-168 type TRANSMEM sequence PLKEVQFKA description Beta stranded source Swiss-Prot : SWS_FT_FI2 21) chain B residue 174-182 type TRANSMEM sequence FQTGFDFSD description Beta stranded source Swiss-Prot : SWS_FT_FI2 22) chain B residue 190-198 type TRANSMEM sequence YSYRLTGLA description Beta stranded source Swiss-Prot : SWS_FT_FI2 23) chain B residue 213-222 type TRANSMEM sequence YAIAPAFTWR description Beta stranded source Swiss-Prot : SWS_FT_FI2 24) chain B residue 227-235 type TRANSMEM sequence TNFTFLSYF description Beta stranded source Swiss-Prot : SWS_FT_FI2 25) chain B residue 280-288 type TRANSMEM sequence KMVGYSFDH description Beta stranded source Swiss-Prot : SWS_FT_FI2 26) chain B residue 294-302 type TRANSMEM sequence FTVRQNLRF description Beta stranded source Swiss-Prot : SWS_FT_FI2 27) chain B residue 355-363 type TRANSMEM sequence FSVDTQLQS description Beta stranded source Swiss-Prot : SWS_FT_FI2 28) chain B residue 372-380 type TRANSMEM sequence HTLLTGVDF description Beta stranded source Swiss-Prot : SWS_FT_FI2 29) chain B residue 432-440 type TRANSMEM sequence GPYRILNKQ description Beta stranded source Swiss-Prot : SWS_FT_FI2 30) chain B residue 445-453 type TRANSMEM sequence VYVQDQAQW description Beta stranded source Swiss-Prot : SWS_FT_FI2 31) chain B residue 476-484 type TRANSMEM sequence AGTTDKRDD description Beta stranded source Swiss-Prot : SWS_FT_FI2 32) chain B residue 490-498 type TRANSMEM sequence RGGVNYLFD description Beta stranded source Swiss-Prot : SWS_FT_FI2 33) chain B residue 519-527 type TRANSMEM sequence KDGNIFAPS description Beta stranded source Swiss-Prot : SWS_FT_FI2 34) chain B residue 533-541 type TRANSMEM sequence EVGVKYVPE description Beta stranded source Swiss-Prot : SWS_FT_FI2 35) chain B residue 569-577 type TRANSMEM sequence FSVEGGEIR description Beta stranded source Swiss-Prot : SWS_FT_FI2 36) chain B residue 581-589 type TRANSMEM sequence VEIEAKAAL description Beta stranded source Swiss-Prot : SWS_FT_FI2 37) chain B residue 613-621 type TRANSMEM sequence KGNTPAQVP description Beta stranded source Swiss-Prot : SWS_FT_FI2 38) chain B residue 629-637 type TRANSMEM sequence ADYTFFDGP description Beta stranded source Swiss-Prot : SWS_FT_FI2 39) chain B residue 657-665 type TRANSMEM sequence PANSFKVGS description Beta stranded source Swiss-Prot : SWS_FT_FI2 40) chain B residue 673-681 type TRANSMEM sequence VRYDLARVG description Beta stranded source Swiss-Prot : SWS_FT_FI2 41) chain B residue 705-713 type TRANSMEM sequence NTYGCFWGA description Beta stranded source Swiss-Prot : SWS_FT_FI2 42) chain B residue 169-173 type TOPO_DOM sequence GTDSL description Extracellular source Swiss-Prot : SWS_FT_FI3 43) chain B residue 199-212 type TOPO_DOM sequence RSANAQQKGSEEQR description Extracellular source Swiss-Prot : SWS_FT_FI3 44) chain B residue 236-279 type TOPO_DOM sequence QNEPETGYYGWLPKEGTVEPLPNGKRLPTDFNEGAKNNTY SRNE description Extracellular source Swiss-Prot : SWS_FT_FI3 45) chain B residue 303-354 type TOPO_DOM sequence AENKTSQNSVYGYGVCSDPANAYSKQCAALAPADKGHYLA RKYVVDDEKLQN description Extracellular source Swiss-Prot : SWS_FT_FI3 46) chain B residue 381-431 type TOPO_DOM sequence MRMRNDINAWFGYDDSVPLLNLTDFDFNAKDPANS description Extracellular source Swiss-Prot : SWS_FT_FI3 47) chain B residue 454-475 type TOPO_DOM sequence DKVLVTLGGRYDWADQESLNRV description Extracellular source Swiss-Prot : SWS_FT_FI3 48) chain B residue 499-518 type TOPO_DOM sequence NGVTPYFSYSESFEPSSQVG description Extracellular source Swiss-Prot : SWS_FT_FI3 49) chain B residue 542-568 type TOPO_DOM sequence DRPIVVTGAVYNLTKTNNLMADPEGSF description Extracellular source Swiss-Prot : SWS_FT_FI3 50) chain B residue 590-612 type TOPO_DOM sequence SASVNVVGSYTYTDAEYTTDTTY description Extracellular source Swiss-Prot : SWS_FT_FI3 51) chain B residue 638-656 type TOPO_DOM sequence LSGLTLGTGGRYTGSSYGD description Extracellular source Swiss-Prot : SWS_FT_FI3 52) chain B residue 682-704 type TOPO_DOM sequence MAGSNVALHVNNLFDREYVASCF description Extracellular source Swiss-Prot : SWS_FT_FI3

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