HEADER MEMBRANE PROTEIN 03-OCT-05 2B6P TITLE X-RAY STRUCTURE OF LENS AQUAPORIN-0 (AQP0) (LENS MIP) IN AN OPEN PORE TITLE 2 STATE COMPND MOL_ID: 1; COMPND 2 MOLECULE: LENS FIBER MAJOR INTRINSIC PROTEIN; COMPND 3 CHAIN: A; COMPND 4 SYNONYM: AQUAPORIN-0, MIP26, MP26 SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: BOS TAURUS; SOURCE 3 ORGANISM_COMMON: CATTLE; SOURCE 4 ORGANISM_TAXID: 9913 KEYWDS AQUAPORIN-0; AQP0; LENS MIP; OPEN WATER PORE; AQUAPORIN; MEMBRANE KEYWDS 2 PROTEIN;, MEMBRANE PROTEIN EXPDTA X-RAY DIFFRACTION AUTHOR T.GONEN,Y.CHENG,P.SLIZ,Y.HIROAKI,Y.FUJIYOSHI,S.C.HARRISON,T.WALZ REVDAT 5 14-FEB-24 2B6P 1 REMARK REVDAT 4 26-OCT-11 2B6P 1 REMARK VERSN REVDAT 3 24-FEB-09 2B6P 1 VERSN REVDAT 2 21-MAR-06 2B6P 1 REMARK REVDAT 1 06-DEC-05 2B6P 0 JRNL AUTH T.GONEN,Y.CHENG,P.SLIZ,Y.HIROAKI,Y.FUJIYOSHI,S.C.HARRISON, JRNL AUTH 2 T.WALZ JRNL TITL LIPID-PROTEIN INTERACTIONS IN DOUBLE-LAYERED TWO-DIMENSIONAL JRNL TITL 2 AQP0 CRYSTALS. JRNL REF NATURE V. 438 633 2005 JRNL REFN ISSN 0028-0836 JRNL PMID 16319884 JRNL DOI 10.1038/NATURE04321 REMARK 0 REMARK 0 THIS ENTRY 2B6P REFLECTS AN ALTERNATIVE MODELING OF THE REMARK 0 STRUCTURAL DATA IN R1YMGSF ORIGINAL DATA DETERMINED BY REMARK 0 AUTHOR: W.E.C.HARRIES,D.AKHAVAN,L.J.W.MIERCKE,S.KHADEMI, REMARK 0 R.M.STROUD. REMARK 0 ORIGINAL DATA REFERENCE 1 REMARK 0 PDB ID: 1YMG REMARK 0 AUTH W.E.C.HARRIES,D.AKHAVAN,L.J.W.MIERCKE,S.KHADEMI,R.M.STROUD REMARK 0 TITL THE CHANNEL ARCHITECTURE OF AQUAPORIN O AT 2.2 ANGSTROM REMARK 0 TITL 2 RESOLUTION REMARK 0 REF PROC.NATL.ACAD.SCI.USA V. 101 14045 2004 REMARK 0 REFN ISSN 0027-8424 REMARK 0 PMID 15377788 REMARK 0 DOI 10.1073/PNAS.0405274101 REMARK 2 REMARK 2 RESOLUTION. 2.40 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : CNS 1.1 REMARK 3 AUTHORS : BRUNGER,ADAMS,CLORE,DELANO,GROS,GROSSE- REMARK 3 : KUNSTLEVE,JIANG,KUSZEWSKI,NILGES,PANNU, REMARK 3 : READ,RICE,SIMONSON,WARREN REMARK 3 REMARK 3 REFINEMENT TARGET : ENGH & HUBER REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 2.40 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 14.88 REMARK 3 DATA CUTOFF (SIGMA(F)) : 0.000 REMARK 3 DATA CUTOFF HIGH (ABS(F)) : 344976.220 REMARK 3 DATA CUTOFF LOW (ABS(F)) : 0.0000 REMARK 3 COMPLETENESS (WORKING+TEST) (%) : 92.6 REMARK 3 NUMBER OF REFLECTIONS : 12037 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 CROSS-VALIDATION METHOD : THROUGHOUT REMARK 3 FREE R VALUE TEST SET SELECTION : RANDOM REMARK 3 R VALUE (WORKING SET) : 0.242 REMARK 3 FREE R VALUE : 0.292 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 10.100 REMARK 3 FREE R VALUE TEST SET COUNT : 1218 REMARK 3 ESTIMATED ERROR OF FREE R VALUE : 0.008 REMARK 3 REMARK 3 FIT IN THE HIGHEST RESOLUTION BIN. REMARK 3 TOTAL NUMBER OF BINS USED : 6 REMARK 3 BIN RESOLUTION RANGE HIGH (A) : 2.40 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 2.55 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : 84.10 REMARK 3 REFLECTIONS IN BIN (WORKING SET) : 1581 REMARK 3 BIN R VALUE (WORKING SET) : 0.2650 REMARK 3 BIN FREE R VALUE : 0.3310 REMARK 3 BIN FREE R VALUE TEST SET SIZE (%) : 10.50 REMARK 3 BIN FREE R VALUE TEST SET COUNT : 185 REMARK 3 ESTIMATED ERROR OF BIN FREE R VALUE : 0.024 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 1982 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 0 REMARK 3 SOLVENT ATOMS : 129 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : NULL REMARK 3 MEAN B VALUE (OVERALL, A**2) : 63.20 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : -11.45000 REMARK 3 B22 (A**2) : -11.45000 REMARK 3 B33 (A**2) : 22.91000 REMARK 3 B12 (A**2) : 0.00000 REMARK 3 B13 (A**2) : 0.00000 REMARK 3 B23 (A**2) : 0.00000 REMARK 3 REMARK 3 ESTIMATED COORDINATE ERROR. REMARK 3 ESD FROM LUZZATI PLOT (A) : 0.29 REMARK 3 ESD FROM SIGMAA (A) : 0.23 REMARK 3 LOW RESOLUTION CUTOFF (A) : 5.00 REMARK 3 REMARK 3 CROSS-VALIDATED ESTIMATED COORDINATE ERROR. REMARK 3 ESD FROM C-V LUZZATI PLOT (A) : 0.37 REMARK 3 ESD FROM C-V SIGMAA (A) : 0.33 REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES. REMARK 3 BOND LENGTHS (A) : 0.006 REMARK 3 BOND ANGLES (DEGREES) : 1.300 REMARK 3 DIHEDRAL ANGLES (DEGREES) : 19.80 REMARK 3 IMPROPER ANGLES (DEGREES) : 0.900 REMARK 3 REMARK 3 ISOTROPIC THERMAL MODEL : RESTRAINED REMARK 3 REMARK 3 ISOTROPIC THERMAL FACTOR RESTRAINTS. RMS SIGMA REMARK 3 MAIN-CHAIN BOND (A**2) : NULL ; NULL REMARK 3 MAIN-CHAIN ANGLE (A**2) : NULL ; NULL REMARK 3 SIDE-CHAIN BOND (A**2) : NULL ; NULL REMARK 3 SIDE-CHAIN ANGLE (A**2) : NULL ; NULL REMARK 3 REMARK 3 BULK SOLVENT MODELING. REMARK 3 METHOD USED : NULL REMARK 3 KSOL : NULL REMARK 3 BSOL : NULL REMARK 3 REMARK 3 NCS MODEL : NULL REMARK 3 REMARK 3 NCS RESTRAINTS. RMS SIGMA/WEIGHT REMARK 3 GROUP 1 POSITIONAL (A) : NULL ; NULL REMARK 3 GROUP 1 B-FACTOR (A**2) : NULL ; NULL REMARK 3 REMARK 3 PARAMETER FILE 1 : PROTEIN_REP.PARAM REMARK 3 PARAMETER FILE 2 : WATER.PARAM REMARK 3 PARAMETER FILE 3 : NULL REMARK 3 TOPOLOGY FILE 1 : PROTEIN.TOP REMARK 3 TOPOLOGY FILE 2 : NULL REMARK 3 TOPOLOGY FILE 3 : NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 2B6P COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 14-OCT-05. REMARK 100 THE DEPOSITION ID IS D_1000034742. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : NULL REMARK 200 TEMPERATURE (KELVIN) : NULL REMARK 200 PH : 10 REMARK 200 NUMBER OF CRYSTALS USED : NULL REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : NULL REMARK 200 RADIATION SOURCE : NULL REMARK 200 BEAMLINE : NULL REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : NULL REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : NULL REMARK 200 DETECTOR MANUFACTURER : NULL REMARK 200 INTENSITY-INTEGRATION SOFTWARE : NULL REMARK 200 DATA SCALING SOFTWARE : NULL REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : NULL REMARK 200 RESOLUTION RANGE HIGH (A) : NULL REMARK 200 RESOLUTION RANGE LOW (A) : NULL REMARK 200 REJECTION CRITERIA (SIGMA(I)) : NULL REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : NULL REMARK 200 DATA REDUNDANCY : NULL REMARK 200 R MERGE (I) : NULL REMARK 200 R SYM (I) : NULL REMARK 200 <I/SIGMA(I)> FOR THE DATA SET : NULL REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : NULL REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : NULL REMARK 200 COMPLETENESS FOR SHELL (%) : NULL REMARK 200 DATA REDUNDANCY IN SHELL : NULL REMARK 200 R MERGE FOR SHELL (I) : NULL REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 <I/SIGMA(I)> FOR SHELL : NULL REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT REMARK 200 SOFTWARE USED: NULL REMARK 200 STARTING MODEL: NULL REMARK 200 REMARK 200 REMARK: AUTHOR USED THE SF DATA FROM ENTRY 1YMG. REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 56.14 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.80 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 20 MM GLYCINE, PH 10.0 30% REMARK 280 POLYETHYLENE GLYCOL 1K 50 MM NACL, VAPOR DIFFUSION, SITTING DROP, REMARK 280 TEMPERATURE 300K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 4 21 2 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -X,-Y,Z REMARK 290 3555 -Y+1/2,X+1/2,Z REMARK 290 4555 Y+1/2,-X+1/2,Z REMARK 290 5555 -X+1/2,Y+1/2,-Z REMARK 290 6555 X+1/2,-Y+1/2,-Z REMARK 290 7555 Y,X,-Z REMARK 290 8555 -Y,-X,-Z REMARK 290 REMARK 290 WHERE NNN -> OPERATOR NUMBER REMARK 290 MMM -> TRANSLATION VECTOR REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY TRANSFORMATIONS REMARK 290 THE FOLLOWING TRANSFORMATIONS OPERATE ON THE ATOM/HETATM REMARK 290 RECORDS IN THIS ENTRY TO PRODUCE CRYSTALLOGRAPHICALLY REMARK 290 RELATED MOLECULES. REMARK 290 SMTRY1 1 1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 1 0.000000 1.000000 0.000000 0.00000 REMARK 290 SMTRY3 1 0.000000 0.000000 1.000000 0.00000 REMARK 290 SMTRY1 2 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 2 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 2 0.000000 0.000000 1.000000 0.00000 REMARK 290 SMTRY1 3 0.000000 -1.000000 0.000000 54.76550 REMARK 290 SMTRY2 3 1.000000 0.000000 0.000000 54.76550 REMARK 290 SMTRY3 3 0.000000 0.000000 1.000000 0.00000 REMARK 290 SMTRY1 4 0.000000 1.000000 0.000000 54.76550 REMARK 290 SMTRY2 4 -1.000000 0.000000 0.000000 54.76550 REMARK 290 SMTRY3 4 0.000000 0.000000 1.000000 0.00000 REMARK 290 SMTRY1 5 -1.000000 0.000000 0.000000 54.76550 REMARK 290 SMTRY2 5 0.000000 1.000000 0.000000 54.76550 REMARK 290 SMTRY3 5 0.000000 0.000000 -1.000000 0.00000 REMARK 290 SMTRY1 6 1.000000 0.000000 0.000000 54.76550 REMARK 290 SMTRY2 6 0.000000 -1.000000 0.000000 54.76550 REMARK 290 SMTRY3 6 0.000000 0.000000 -1.000000 0.00000 REMARK 290 SMTRY1 7 0.000000 1.000000 0.000000 0.00000 REMARK 290 SMTRY2 7 1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY3 7 0.000000 0.000000 -1.000000 0.00000 REMARK 290 SMTRY1 8 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY2 8 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY3 8 0.000000 0.000000 -1.000000 0.00000 REMARK 290 REMARK 290 REMARK: NULL REMARK 300 REMARK 300 BIOMOLECULE: 1 REMARK 300 SEE REMARK 350 FOR THE AUTHOR PROVIDED AND/OR PROGRAM REMARK 300 GENERATED ASSEMBLY INFORMATION FOR THE STRUCTURE IN REMARK 300 THIS ENTRY. THE REMARK MAY ALSO PROVIDE INFORMATION ON REMARK 300 BURIED SURFACE AREA. REMARK 350 REMARK 350 COORDINATES FOR A COMPLETE MULTIMER REPRESENTING THE KNOWN REMARK 350 BIOLOGICALLY SIGNIFICANT OLIGOMERIZATION STATE OF THE REMARK 350 MOLECULE CAN BE GENERATED BY APPLYING BIOMT TRANSFORMATIONS REMARK 350 GIVEN BELOW. BOTH NON-CRYSTALLOGRAPHIC AND REMARK 350 CRYSTALLOGRAPHIC OPERATIONS ARE GIVEN. REMARK 350 REMARK 350 BIOMOLECULE: 1 REMARK 350 AUTHOR DETERMINED BIOLOGICAL UNIT: TETRAMERIC REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: TETRAMERIC REMARK 350 SOFTWARE USED: PISA REMARK 350 TOTAL BURIED SURFACE AREA: 13830 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 40440 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -125.0 KCAL/MOL REMARK 350 APPLY THE FOLLOWING TO CHAINS: A REMARK 350 BIOMT1 1 1.000000 0.000000 0.000000 0.00000 REMARK 350 BIOMT2 1 0.000000 1.000000 0.000000 0.00000 REMARK 350 BIOMT3 1 0.000000 0.000000 1.000000 0.00000 REMARK 350 BIOMT1 2 -1.000000 0.000000 0.000000 0.00000 REMARK 350 BIOMT2 2 0.000000 -1.000000 0.000000 109.53100 REMARK 350 BIOMT3 2 0.000000 0.000000 1.000000 0.00000 REMARK 350 BIOMT1 3 0.000000 -1.000000 0.000000 54.76550 REMARK 350 BIOMT2 3 1.000000 0.000000 0.000000 54.76550 REMARK 350 BIOMT3 3 0.000000 0.000000 1.000000 0.00000 REMARK 350 BIOMT1 4 0.000000 1.000000 0.000000 -54.76550 REMARK 350 BIOMT2 4 -1.000000 0.000000 0.000000 54.76550 REMARK 350 BIOMT3 4 0.000000 0.000000 1.000000 0.00000 REMARK 465 REMARK 465 MISSING RESIDUES REMARK 465 THE FOLLOWING RESIDUES WERE NOT LOCATED IN THE REMARK 465 EXPERIMENT. (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN REMARK 465 IDENTIFIER; SSSEQ=SEQUENCE NUMBER; I=INSERTION CODE.) REMARK 465 REMARK 465 M RES C SSSEQI REMARK 465 MET A 1 REMARK 465 PRO A 36 REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: CLOSE CONTACTS IN SAME ASYMMETRIC UNIT REMARK 500 REMARK 500 THE FOLLOWING ATOMS ARE IN CLOSE CONTACT. REMARK 500 REMARK 500 ATM1 RES C SSEQI ATM2 RES C SSEQI DISTANCE REMARK 500 O PRO A 38 O HOH A 292 2.15 REMARK 500 REMARK 500 REMARK: NULL REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: COVALENT BOND ANGLES REMARK 500 REMARK 500 THE STEREOCHEMICAL PARAMETERS OF THE FOLLOWING RESIDUES REMARK 500 HAVE VALUES WHICH DEVIATE FROM EXPECTED VALUES BY MORE REMARK 500 THAN 6*RMSD (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN REMARK 500 IDENTIFIER; SSEQ=SEQUENCE NUMBER; I=INSERTION CODE). REMARK 500 REMARK 500 STANDARD TABLE: REMARK 500 FORMAT: (10X,I3,1X,A3,1X,A1,I4,A1,3(1X,A4,2X),12X,F5.1) REMARK 500 REMARK 500 EXPECTED VALUES PROTEIN: ENGH AND HUBER, 1999 REMARK 500 EXPECTED VALUES NUCLEIC ACID: CLOWNEY ET AL 1996 REMARK 500 REMARK 500 M RES CSSEQI ATM1 ATM2 ATM3 REMARK 500 PRO A 38 C - N - CD ANGL. DEV. = -17.7 DEGREES REMARK 500 REMARK 500 REMARK: NULL REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: TORSION ANGLES REMARK 500 REMARK 500 TORSION ANGLES OUTSIDE THE EXPECTED RAMACHANDRAN REGIONS: REMARK 500 (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN IDENTIFIER; REMARK 500 SSEQ=SEQUENCE NUMBER; I=INSERTION CODE). REMARK 500 REMARK 500 STANDARD TABLE: REMARK 500 FORMAT:(10X,I3,1X,A3,1X,A1,I4,A1,4X,F7.2,3X,F7.2) REMARK 500 REMARK 500 EXPECTED VALUES: GJ KLEYWEGT AND TA JONES (1996). PHI/PSI- REMARK 500 CHOLOGY: RAMACHANDRAN REVISITED. STRUCTURE 4, 1395 - 1400 REMARK 500 REMARK 500 M RES CSSEQI PSI PHI REMARK 500 SER A 8 30.86 -85.28 REMARK 500 ARG A 33 -140.04 126.31 REMARK 500 TRP A 34 -143.53 -142.06 REMARK 500 PRO A 38 -90.49 -22.93 REMARK 500 ALA A 65 73.16 44.47 REMARK 500 VAL A 67 28.36 41.39 REMARK 500 ASN A 68 113.97 -161.21 REMARK 500 PRO A 110 -172.37 -61.29 REMARK 500 ALA A 111 -40.63 67.51 REMARK 500 ASN A 154 145.11 32.79 REMARK 500 ALA A 181 101.77 57.14 REMARK 500 MET A 183 5.71 53.42 REMARK 500 ASN A 184 104.48 -162.84 REMARK 500 LEU A 222 -69.38 -168.03 REMARK 500 SER A 240 84.73 57.55 REMARK 500 SER A 243 -159.92 -90.18 REMARK 500 GLU A 244 -36.64 90.34 REMARK 500 GLU A 250 136.65 58.85 REMARK 500 VAL A 251 81.36 -65.95 REMARK 500 GLU A 254 95.72 61.93 REMARK 500 LEU A 258 23.82 -67.07 REMARK 500 LYS A 259 -71.85 88.47 REMARK 500 THR A 260 12.85 174.30 REMARK 500 ALA A 262 140.72 83.88 REMARK 500 REMARK 500 REMARK: NULL REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: NON-CIS, NON-TRANS REMARK 500 REMARK 500 THE FOLLOWING PEPTIDE BONDS DEVIATE SIGNIFICANTLY FROM BOTH REMARK 500 CIS AND TRANS CONFORMATION. CIS BONDS, IF ANY, ARE LISTED REMARK 500 ON CISPEP RECORDS. TRANS IS DEFINED AS 180 +/- 30 AND REMARK 500 CIS IS DEFINED AS 0 +/- 30 DEGREES. REMARK 500 MODEL OMEGA REMARK 500 TRP A 2 GLU A 3 127.83 REMARK 500 REMARK 500 REMARK: NULL REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 1SOR RELATED DB: PDB REMARK 900 3A RESOLUTION STRUCTURE OF LENS AQUAPORIN 0 (AQP0; MIP) IN A CLOSED REMARK 900 PORE STATE DETERMINED BY ELECTRON CRYSTALLOGRAPHY. REMARK 900 RELATED ID: 2B6O RELATED DB: PDB REMARK 900 1.9A RESOLUTION STRUCTURE OF LENS AQUAPORIN 0 (AQP0; MIP) IN A REMARK 900 CLOSED PORE STATE DETERMINED BY ELECTRON CRYSTALLOGRAPHY. REMARK 900 RELATED ID: 1YMG RELATED DB: PDB REMARK 900 2.2A RESOLUTION STRUCTURE OF LENS AQUAPORIN0 (AQP0; MIP) IN AN OPEN REMARK 900 PORE STATE DETERMINED BY XRAY CRYSTALLOGRAPHY. THIS ENTRY 2B6P REMARK 900 REFLECTS AN ALTERNATIVE MODELING OF X-RAY DATA R1YMGSF DBREF 2B6P A 1 263 UNP P06624 MIP_BOVIN 1 263 SEQRES 1 A 263 MET TRP GLU LEU ARG SER ALA SER PHE TRP ARG ALA ILE SEQRES 2 A 263 CYS ALA GLU PHE PHE ALA SER LEU PHE TYR VAL PHE PHE SEQRES 3 A 263 GLY LEU GLY ALA SER LEU ARG TRP ALA PRO GLY PRO LEU SEQRES 4 A 263 HIS VAL LEU GLN VAL ALA LEU ALA PHE GLY LEU ALA LEU SEQRES 5 A 263 ALA THR LEU VAL GLN ALA VAL GLY HIS ILE SER GLY ALA SEQRES 6 A 263 HIS VAL ASN PRO ALA VAL THR PHE ALA PHE LEU VAL GLY SEQRES 7 A 263 SER GLN MET SER LEU LEU ARG ALA ILE CYS TYR MET VAL SEQRES 8 A 263 ALA GLN LEU LEU GLY ALA VAL ALA GLY ALA ALA VAL LEU SEQRES 9 A 263 TYR SER VAL THR PRO PRO ALA VAL ARG GLY ASN LEU ALA SEQRES 10 A 263 LEU ASN THR LEU HIS PRO GLY VAL SER VAL GLY GLN ALA SEQRES 11 A 263 THR ILE VAL GLU ILE PHE LEU THR LEU GLN PHE VAL LEU SEQRES 12 A 263 CYS ILE PHE ALA THR TYR ASP GLU ARG ARG ASN GLY ARG SEQRES 13 A 263 LEU GLY SER VAL ALA LEU ALA VAL GLY PHE SER LEU THR SEQRES 14 A 263 LEU GLY HIS LEU PHE GLY MET TYR TYR THR GLY ALA GLY SEQRES 15 A 263 MET ASN PRO ALA ARG SER PHE ALA PRO ALA ILE LEU THR SEQRES 16 A 263 ARG ASN PHE THR ASN HIS TRP VAL TYR TRP VAL GLY PRO SEQRES 17 A 263 VAL ILE GLY ALA GLY LEU GLY SER LEU LEU TYR ASP PHE SEQRES 18 A 263 LEU LEU PHE PRO ARG LEU LYS SER VAL SER GLU ARG LEU SEQRES 19 A 263 SER ILE LEU LYS GLY SER ARG PRO SER GLU SER ASN GLY SEQRES 20 A 263 GLN PRO GLU VAL THR GLY GLU PRO VAL GLU LEU LYS THR SEQRES 21 A 263 GLN ALA LEU FORMUL 2 HOH *129(H2 O) HELIX 1 1 PHE A 9 LEU A 32 1 24 HELIX 2 2 GLY A 37 GLY A 64 1 28 HELIX 3 3 ASN A 68 GLY A 78 1 11 HELIX 4 4 SER A 82 THR A 108 1 27 HELIX 5 5 SER A 126 ASP A 150 1 25 HELIX 6 6 SER A 159 GLY A 180 1 22 HELIX 7 7 ASN A 184 ARG A 196 1 13 HELIX 8 8 TRP A 202 PHE A 221 1 20 HELIX 9 9 SER A 229 LEU A 237 1 9 CISPEP 1 ARG A 241 PRO A 242 0 -0.34 CRYST1 109.531 109.531 52.822 90.00 90.00 90.00 P 4 21 2 8 ORIGX1 1.000000 0.000000 0.000000 0.00000 ORIGX2 0.000000 1.000000 0.000000 0.00000 ORIGX3 0.000000 0.000000 1.000000 0.00000 SCALE1 0.009130 0.000000 0.000000 0.00000 SCALE2 0.000000 0.009130 0.000000 0.00000 SCALE3 0.000000 0.000000 0.018932 0.00000