HEADER MEMBRANE PROTEIN 09-JAN-01 1HW0 OBSLTE 25-APR-01 1HW0 1IH5 TITLE CRYSTAL STRUCTURE OF AQUAPORIN-1 COMPND MOL_ID: 1; COMPND 2 MOLECULE: AQUAPORIN-1; COMPND 3 CHAIN: A; COMPND 4 SYNONYM: AQUAPORIN-CHIP, AQP-1 SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: HOMO SAPIENS; SOURCE 3 ORGANISM_COMMON: HUMAN; SOURCE 4 CELL: RED-BLOOD CELL; SOURCE 5 CELLULAR_LOCATION: MEMBRANE KEYWDS MEMBRANE PROTEIN, WATER CHANNEL, ELECTRON MICROSCOPY, TWO- KEYWDS 2 DIMENSIONAL CRYSTAL EXPDTA ELECTRON DIFFRACTION AUTHOR G.REN,V.S.REDDY,A.CHENG,P.MELNYK,A.K.MITRA REVDAT 3 25-APR-01 1HW0 1 OBSLTE REVDAT 2 21-FEB-01 1HW0 1 JRNL REVDAT 1 31-JAN-01 1HW0 0 JRNL AUTH G.REN,V.S.REDDY,A.CHENG,P.MELNYK,A.K.MITRA JRNL TITL VISUALIZATION OF A WATER-SELECTIVE PORE BY JRNL TITL 2 ELECTRON CRYSTALLOGRAPHY IN VITREOUS ICE JRNL REF PROC.NATL.ACAD.SCI.USA V. 98 1398 2001 JRNL REFN ASTM PNASA6 US ISSN 0027-8424 REMARK 1 REMARK 1 REFERENCE 1 REMARK 1 AUTH G.REN,A.CHENG,V.REDDY,P.MELNYK,A.K.MITRA REMARK 1 TITL THREE-DIMENSIONAL FOLD OF THE HUMAN AQP1 WATER REMARK 1 TITL 2 CHANNEL DETERMINED AT 4 A RESOLUTION BY ELECTRON REMARK 1 TITL 3 CRYSTALLOGRAPHY OF TWO-DIMENSIONAL CRYSTALS REMARK 1 TITL 4 EMBEDDED IN ICE REMARK 1 REF J.MOL.BIOL. V. 301 369 2000 REMARK 1 REFN ASTM JMOBAK UK ISSN 0022-2836 REMARK 1 REFERENCE 2 REMARK 1 AUTH G.REN,A.CHENG,P.MELNYK,A.K.MITRA REMARK 1 TITL POLYMORPHISM IN THE PACKING OF AQUAPORIN-1 REMARK 1 TITL 2 TETRAMERS IN 2-D CRYSTALS REMARK 1 REF J. STRUCT. BIOL. V. 130 45 2000 REMARK 1 REFN ASTM JSBIEM US ISSN 1047-8477 REMARK 1 REFERENCE 3 REMARK 1 AUTH A.CHENG,A.N.VAN HOEK,M.YEAGER,A.S.VERKMAN,A.K.MITRA REMARK 1 TITL THREE-DIMENSIONAL ORGANIZATION OF A HUMAN WATER REMARK 1 TITL 2 CHANNEL REMARK 1 REF NATURE V. 387 627 1997 REMARK 1 REFN ASTM NATUAS UK ISSN 0028-0836 REMARK 2 REMARK 2 RESOLUTION. 3.70 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : X-PLOR REMARK 3 AUTHORS : BRUNGER REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 3.70 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 24.00 REMARK 3 DATA CUTOFF (SIGMA(F)) : 2.000 REMARK 3 DATA CUTOFF HIGH (ABS(F)) : NULL REMARK 3 DATA CUTOFF LOW (ABS(F)) : NULL REMARK 3 COMPLETENESS (WORKING+TEST) (%) : 77.1 REMARK 3 NUMBER OF REFLECTIONS : 4433 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) : 0.358 REMARK 3 FREE R VALUE : 0.455 REMARK 3 FREE R VALUE TEST SET SIZE (%) : NULL REMARK 3 FREE R VALUE TEST SET COUNT : 309 REMARK 3 ESTIMATED ERROR OF FREE R VALUE : NULL REMARK 3 REMARK 3 FIT IN THE HIGHEST RESOLUTION BIN. REMARK 3 TOTAL NUMBER OF BINS USED : NULL REMARK 3 BIN RESOLUTION RANGE HIGH (A) : NULL REMARK 3 BIN RESOLUTION RANGE LOW (A) : NULL REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : NULL REMARK 3 REFLECTIONS IN BIN (WORKING SET) : NULL REMARK 3 BIN R VALUE (WORKING SET) : NULL REMARK 3 BIN FREE R VALUE : NULL REMARK 3 BIN FREE R VALUE TEST SET SIZE (%) : NULL REMARK 3 BIN FREE R VALUE TEST SET COUNT : NULL REMARK 3 ESTIMATED ERROR OF BIN FREE R VALUE : NULL REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 1645 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 0 REMARK 3 SOLVENT ATOMS : 0 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 38.10 REMARK 3 MEAN B VALUE (OVERALL, A**2) : 47.80 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : NULL REMARK 3 B22 (A**2) : NULL REMARK 3 B33 (A**2) : NULL REMARK 3 B12 (A**2) : NULL REMARK 3 B13 (A**2) : NULL REMARK 3 B23 (A**2) : NULL REMARK 3 REMARK 3 ESTIMATED COORDINATE ERROR. REMARK 3 ESD FROM LUZZATI PLOT (A) : NULL REMARK 3 ESD FROM SIGMAA (A) : NULL REMARK 3 LOW RESOLUTION CUTOFF (A) : NULL REMARK 3 REMARK 3 CROSS-VALIDATED ESTIMATED COORDINATE ERROR. REMARK 3 ESD FROM C-V LUZZATI PLOT (A) : NULL REMARK 3 ESD FROM C-V SIGMAA (A) : NULL REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES. REMARK 3 BOND LENGTHS (A) : NULL REMARK 3 BOND ANGLES (DEGREES) : NULL REMARK 3 DIHEDRAL ANGLES (DEGREES) : NULL REMARK 3 IMPROPER ANGLES (DEGREES) : NULL REMARK 3 REMARK 3 ISOTROPIC THERMAL MODEL : ISOTROPIC 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 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 : NULL REMARK 3 TOPOLOGY FILE 1 : NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: POSITIONAL REFINEMENT USING X-PLOR. REMARK 3 REFINEMENT MONITORED BY RFREE AND PHIFREE (<|CALCLD. PHASE - REMARK 3 EXPTL. OBSERVED PHASE|>). PSEUDO 2-FOLD SYMMETRY IN THE PLANE REMARK 3 OF THE BILAYER RELATES THE N- AND C-TERMINAL HALVES REMARK 4 REMARK 4 1HW0 COMPLIES WITH FORMAT V. 2.3, 09-JULY-1998 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 10-JAN-2001. REMARK 100 THE RCSB ID CODE IS RCSB012618. REMARK 240 REMARK 240 EXPERIMENTAL DETAILS REMARK 240 EXPERIMENT TYPE : ELECTRON DIFFRACTION REMARK 240 DATE OF DATA COLLECTION : 01-JAN-1999 REMARK 240 REMARK 240 REMARK: NULL REMARK 300 REMARK 300 BIOMOLECULE: 1 REMARK 300 THIS ENTRY CONTAINS A PORTION OF THE BIOLOGICALLY REMARK 300 SIGNIFICANT MULTIMER. SEE REMARK 350 FOR INFORMATION REMARK 300 ON GENERATING THE BIOLOGICAL MOLECULE(S). REMARK 350 REMARK 350 GENERATING THE BIOMOLECULE 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 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 99.58000 REMARK 350 BIOMT2 2 0.000000 -1.000000 0.000000 0.00000 REMARK 350 BIOMT3 2 0.000000 0.000000 1.000000 0.00000 REMARK 350 BIOMT1 3 0.000000 -1.000000 0.000000 49.79000 REMARK 350 BIOMT2 3 1.000000 0.000000 0.000000 -49.79000 REMARK 350 BIOMT3 3 0.000000 0.000000 1.000000 0.00000 REMARK 350 BIOMT1 4 0.000000 1.000000 0.000000 49.79000 REMARK 350 BIOMT2 4 -1.000000 0.000000 0.000000 49.79000 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 ALA A 2 REMARK 465 SER A 3 REMARK 465 GLU A 4 REMARK 465 PHE A 5 REMARK 465 LYS A 6 REMARK 465 LYS A 7 REMARK 465 LYS A 8 REMARK 465 PRO A 233 REMARK 465 ARG A 234 REMARK 465 SER A 235 REMARK 465 SER A 236 REMARK 465 ASP A 237 REMARK 465 LEU A 238 REMARK 465 THR A 239 REMARK 465 ASP A 240 REMARK 465 ARG A 241 REMARK 465 VAL A 242 REMARK 465 LYS A 243 REMARK 465 VAL A 244 REMARK 465 TRP A 245 REMARK 465 THR A 246 REMARK 465 SER A 247 REMARK 465 GLY A 248 REMARK 465 GLN A 249 REMARK 465 VAL A 250 REMARK 465 GLU A 251 REMARK 465 GLU A 252 REMARK 465 TYR A 253 REMARK 465 ASP A 254 REMARK 465 LEU A 255 REMARK 465 ASP A 256 REMARK 465 ALA A 257 REMARK 465 ASP A 258 REMARK 465 ASP A 259 REMARK 465 ILE A 260 REMARK 465 ASN A 261 REMARK 465 SER A 262 REMARK 465 ARG A 263 REMARK 465 VAL A 264 REMARK 465 GLU A 265 REMARK 465 MET A 266 REMARK 465 LYS A 267 REMARK 465 PRO A 268 REMARK 465 LYS A 269 REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: COVALENT BOND LENGTHS 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,2(A3,1X,A1,I4,A1,1X,A4,3X),F6.3) REMARK 500 REMARK 500 EXPECTED VALUES: ENGH AND HUBER, 1991 REMARK 500 REMARK 500 M RES CSSEQI ATM1 RES CSSEQI ATM2 DEVIATION REMARK 500 PRO A 38 CB PRO A 38 CG 0.019 REMARK 500 ILE A 99 CA ILE A 99 CB 0.022 REMARK 500 ALA A 232 C ALA A 232 O 0.019 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: ENGH AND HUBER, 1991 REMARK 500 REMARK 500 M RES CSSEQI ATM1 ATM2 ATM3 REMARK 500 PRO A 38 C - N - CD ANGL. DEV. = 3.4 DEGREES REMARK 500 GLN A 43 N - CA - C ANGL. DEV. = -3.4 DEGREES REMARK 500 ARG A 126 N - CA - C ANGL. DEV. = 4.0 DEGREES DBREF 1HW0 A 1 269 UNP P29972 AQP1_HUMAN 1 269 SEQRES 1 A 269 MET ALA SER GLU PHE LYS LYS LYS LEU PHE TRP ARG ALA SEQRES 2 A 269 VAL VAL ALA GLU PHE LEU ALA THR THR LEU PHE VAL PHE SEQRES 3 A 269 ILE SER ILE GLY SER ALA LEU GLY PHE LYS TYR PRO VAL SEQRES 4 A 269 GLY ASN ASN GLN THR ALA VAL GLN ASP ASN VAL LYS VAL SEQRES 5 A 269 SER LEU ALA PHE GLY LEU SER ILE ALA THR LEU ALA GLN SEQRES 6 A 269 SER VAL GLY HIS ILE SER GLY ALA HIS LEU ASN PRO ALA SEQRES 7 A 269 VAL THR LEU GLY LEU LEU LEU SER CYS GLN ILE SER ILE SEQRES 8 A 269 PHE ARG ALA LEU MET TYR ILE ILE ALA GLN CYS VAL GLY SEQRES 9 A 269 ALA ILE VAL ALA THR ALA ILE LEU SER GLY ILE THR SER SEQRES 10 A 269 SER LEU THR GLY ASN SER LEU GLY ARG ASN ASP LEU ALA SEQRES 11 A 269 ASP GLY VAL ASN SER GLY GLN GLY LEU GLY ILE GLU ILE SEQRES 12 A 269 ILE GLY THR LEU GLN LEU VAL LEU CYS VAL LEU ALA THR SEQRES 13 A 269 THR ASP ARG ARG ARG ARG ASP LEU GLY GLY SER ALA PRO SEQRES 14 A 269 LEU ALA ILE GLY LEU SER VAL ALA LEU GLY HIS LEU LEU SEQRES 15 A 269 ALA ILE ASP TYR THR GLY CYS GLY ILE ASN PRO ALA ARG SEQRES 16 A 269 SER PHE GLY SER ALA VAL ILE THR HIS ASN PHE SER ASN SEQRES 17 A 269 HIS TRP ILE PHE TRP VAL GLY PRO PHE ILE GLY GLY ALA SEQRES 18 A 269 LEU ALA VAL LEU ILE TYR ASP PHE ILE LEU ALA PRO ARG SEQRES 19 A 269 SER SER ASP LEU THR ASP ARG VAL LYS VAL TRP THR SER SEQRES 20 A 269 GLY GLN VAL GLU GLU TYR ASP LEU ASP ALA ASP ASP ILE SEQRES 21 A 269 ASN SER ARG VAL GLU MET LYS PRO LYS HELIX 1 1 TRP A 11 LEU A 33 1 23 HELIX 2 2 VAL A 46 SER A 53 1 8 HELIX 3 3 LEU A 54 PHE A 56 5 3 HELIX 4 4 GLY A 57 THR A 62 1 6 HELIX 5 5 ASN A 76 CYS A 87 1 12 HELIX 6 6 ILE A 99 GLY A 104 1 6 HELIX 7 7 VAL A 107 LEU A 112 1 6 HELIX 8 8 GLY A 114 LEU A 119 1 6 HELIX 9 9 ILE A 141 THR A 157 1 17 HELIX 10 10 ILE A 172 ILE A 184 1 13 HELIX 11 11 PRO A 193 ALA A 200 5 8 HELIX 12 12 TRP A 210 GLY A 219 1 10 HELIX 13 13 ALA A 223 ASP A 228 1 6 CRYST1 99.580 99.580 100.000 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 0.010042 0.000000 0.000000 0.00000 SCALE2 0.000000 0.010042 0.000000 0.00000 SCALE3 0.000000 0.000000 0.010000 0.00000