eF-site ID 3nka-B
PDB Code 3nka
Chain B

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Title Crystal structure of AqpZ H174G,T183F
Classification TRANSPORT PROTEIN
Compound Aquaporin Z
Source (AQPZ_ECOLI)
Sequence B:  SHMFRKLAAECFGTFWLVFGGCGSAVLAAGFPELGIGFAG
VALAFGLTVLTMAFAVGHISGGHFNPAVTIGLWAGGRFPA
KEVVGYVIAQVVGGIVAAALLYLIASGKTGFDAAASGFAS
NGYGEHSPGGYSMLSALVVELVLSAGFLLVIHGATDKFAP
AGFAPIAIGLALTLIGLISIPVTNFSVNPARSTAVAIFQG
GWALEQLWFFWVVPIVGGIIGGLIYRTLLEKRD
Description


Functional site

1) chain B
residue 82-102
type TRANSMEM
sequence VGYVIAQVVGGIVAAALLYLI
description Helical; Name=3 => ECO:0000255
source Swiss-Prot : SWS_FT_FI5

2) chain B
residue 131-151
type TRANSMEM
sequence MLSALVVELVLSAGFLLVIHG
description Helical; Name=4 => ECO:0000255
source Swiss-Prot : SWS_FT_FI6

3) chain B
residue 156-176
type TRANSMEM
sequence FAPAGFAPIAIGLALTLIGLI
description Helical; Name=5 => ECO:0000255
source Swiss-Prot : SWS_FT_FI7

4) chain B
residue 202-222
type TRANSMEM
sequence LEQLWFFWVVPIVGGIIGGLI
description Helical; Name=6 => ECO:0000255
source Swiss-Prot : SWS_FT_FI8

5) chain B
residue 1-8
type TOPO_DOM
sequence MFRKLAAE
description Cytoplasmic => ECO:0000255
source Swiss-Prot : SWS_FT_FI1

6) chain B
residue 55-81
type TOPO_DOM
sequence GHISGGHFNPAVTIGLWAGGRFPAKEV
description Cytoplasmic => ECO:0000255
source Swiss-Prot : SWS_FT_FI1

7) chain B
residue 152-155
type TOPO_DOM
sequence ATDK
description Cytoplasmic => ECO:0000255
source Swiss-Prot : SWS_FT_FI1

8) chain B
residue 223-231
type TOPO_DOM
sequence YRTLLEKRD
description Cytoplasmic => ECO:0000255
source Swiss-Prot : SWS_FT_FI1

9) chain B
residue 9-29
type TRANSMEM
sequence CFGTFWLVFGGCGSAVLAAGF
description Helical; Name=1 => ECO:0000255
source Swiss-Prot : SWS_FT_FI2

10) chain B
residue 30-33
type TOPO_DOM
sequence PELG
description Periplasmic => ECO:0000255
source Swiss-Prot : SWS_FT_FI3

11) chain B
residue 103-130
type TOPO_DOM
sequence ASGKTGFDAAASGFASNGYGEHSPGGYS
description Periplasmic => ECO:0000255
source Swiss-Prot : SWS_FT_FI3

12) chain B
residue 177-201
type TOPO_DOM
sequence SIPVTNFSVNPARSTAVAIFQGGWA
description Periplasmic => ECO:0000255
source Swiss-Prot : SWS_FT_FI3

13) chain B
residue 34-54
type TRANSMEM
sequence IGFAGVALAFGLTVLTMAFAV
description Helical; Name=2 => ECO:0000255
source Swiss-Prot : SWS_FT_FI4

14) chain B
residue 43
type SITE
sequence F
description Selectivity filter
source Swiss-Prot : SWS_FT_FI10

15) chain B
residue 174
type SITE
sequence G
description Selectivity filter
source Swiss-Prot : SWS_FT_FI10

16) chain B
residue 183
type SITE
sequence F
description Selectivity filter
source Swiss-Prot : SWS_FT_FI10

17) chain B
residue 189
type SITE
sequence R
description Selectivity filter
source Swiss-Prot : SWS_FT_FI10

18) chain B
residue 20
type SITE
sequence C
description Involved in tetramerization or stability of the tetramer
source Swiss-Prot : SWS_FT_FI9


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