HEADER PHOTORECEPTOR 17-DEC-98 2AT9 TITLE STRUCTURE OF BACTERIORHODOPSIN AT 3.0 ANGSTROM BY ELECTRON TITLE 2 CRYSTALLOGRAPHY COMPND MOL_ID: 1; COMPND 2 MOLECULE: BACTERIORHODOPSIN; COMPND 3 CHAIN: A SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: HALOBACTERIUM SALINARUM; SOURCE 3 ORGANISM_TAXID: 2242; SOURCE 4 STRAIN: JW5 KEYWDS PROTON PUMP, MEMBRANE PROTEIN, RETINAL PROTEIN, TWO-DIMENSIONAL KEYWDS 2 CRYSTAL, PHOTORECEPTOR EXPDTA ELECTRON CRYSTALLOGRAPHY AUTHOR K.MITSUOKA,T.HIRAI,K.MURATA,A.MIYAZAWA,A.KIDERA,Y.KIMURA,Y.FUJIYOSHI REVDAT 3 13-JUL-11 2AT9 1 VERSN REVDAT 2 24-FEB-09 2AT9 1 VERSN REVDAT 1 27-APR-99 2AT9 0 JRNL AUTH K.MITSUOKA,T.HIRAI,K.MURATA,A.MIYAZAWA,A.KIDERA,Y.KIMURA, JRNL AUTH 2 Y.FUJIYOSHI JRNL TITL THE STRUCTURE OF BACTERIORHODOPSIN AT 3.0 A RESOLUTION BASED JRNL TITL 2 ON ELECTRON CRYSTALLOGRAPHY: IMPLICATION OF THE CHARGE JRNL TITL 3 DISTRIBUTION. JRNL REF J.MOL.BIOL. V. 286 861 1999 JRNL REFN ISSN 0022-2836 JRNL PMID 10024456 JRNL DOI 10.1006/JMBI.1998.2529 REMARK 1 REMARK 1 REFERENCE 1 REMARK 1 AUTH H.LUECKE,H.T.RICHTER,J.K.LANYI REMARK 1 TITL PROTON TRANSFER PATHWAYS IN BACTERIORHODOPSIN AT 2.3 REMARK 1 TITL 2 ANGSTROM RESOLUTION REMARK 1 REF SCIENCE V. 280 1934 1998 REMARK 1 REFN ISSN 0036-8075 REMARK 1 REFERENCE 2 REMARK 1 AUTH Y.KIMURA,D.G.VASSYLYEV,A.MIYAZAWA,A.KIDERA,M.MATSUSHIMA, REMARK 1 AUTH 2 K.MITSUOKA,K.MURATA,T.HIRAI,Y.FUJIYOSHI REMARK 1 TITL SURFACE OF BACTERIORHODOPSIN REVEALED BY HIGH-RESOLUTION REMARK 1 TITL 2 ELECTRON CRYSTALLOGRAPHY REMARK 1 REF NATURE V. 389 206 1997 REMARK 1 REFN ISSN 0028-0836 REMARK 1 REFERENCE 3 REMARK 1 AUTH N.GRIGORIEFF,T.A.CESKA,K.H.DOWNING,J.M.BALDWIN,R.HENDERSON REMARK 1 TITL ELECTRON-CRYSTALLOGRAPHIC REFINEMENT OF THE STRUCTURE OF REMARK 1 TITL 2 BACTERIORHODOPSIN REMARK 1 REF J.MOL.BIOL. V. 259 393 1996 REMARK 1 REFN ISSN 0022-2836 REMARK 1 REFERENCE 4 REMARK 1 AUTH R.HENDERSON,J.M.BALDWIN,T.A.CESKA,F.ZEMLIN,E.BECKMANN, REMARK 1 AUTH 2 K.H.DOWNING REMARK 1 TITL MODEL FOR THE STRUCTURE OF BACTERIORHODOPSIN BASED ON REMARK 1 TITL 2 HIGH-RESOLUTION ELECTRON CRYO-MICROSCOPY REMARK 1 REF J.MOL.BIOL. V. 213 899 1990 REMARK 1 REFN ISSN 0022-2836 REMARK 2 REMARK 2 RESOLUTION. 3.00 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : X-PLOR 3.851 REMARK 3 AUTHORS : BRUNGER REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 3.00 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 8.00 REMARK 3 DATA CUTOFF (SIGMA(F)) : 1.000 REMARK 3 DATA CUTOFF HIGH (ABS(F)) : 1000000.000 REMARK 3 DATA CUTOFF LOW (ABS(F)) : 0.0010 REMARK 3 COMPLETENESS (WORKING+TEST) (%) : 73.7 REMARK 3 NUMBER OF REFLECTIONS : 6107 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) : 0.237 REMARK 3 FREE R VALUE : 0.330 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 6.900 REMARK 3 FREE R VALUE TEST SET COUNT : 358 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 : 8 REMARK 3 BIN RESOLUTION RANGE HIGH (A) : 3.00 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 3.13 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : 39.40 REMARK 3 REFLECTIONS IN BIN (WORKING SET) : 219 REMARK 3 BIN R VALUE (WORKING SET) : 0.2930 REMARK 3 BIN FREE R VALUE : 0.3690 REMARK 3 BIN FREE R VALUE TEST SET SIZE (%) : 1.90 REMARK 3 BIN FREE R VALUE TEST SET COUNT : 14 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 : 1721 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 500 REMARK 3 SOLVENT ATOMS : 2 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 28.80 REMARK 3 MEAN B VALUE (OVERALL, A**2) : 14.20 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) : 0.40 REMARK 3 ESD FROM SIGMAA (A) : 0.40 REMARK 3 LOW RESOLUTION CUTOFF (A) : 8.00 REMARK 3 REMARK 3 CROSS-VALIDATED ESTIMATED COORDINATE ERROR. REMARK 3 ESD FROM C-V LUZZATI PLOT (A) : 0.54 REMARK 3 ESD FROM C-V SIGMAA (A) : 0.53 REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES. REMARK 3 BOND LENGTHS (A) : 0.013 REMARK 3 BOND ANGLES (DEGREES) : 1.70 REMARK 3 DIHEDRAL ANGLES (DEGREES) : 25.90 REMARK 3 IMPROPER ANGLES (DEGREES) : 1.00 REMARK 3 REMARK 3 ISOTROPIC THERMAL MODEL : NULL 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 : PROTEIN_REP.PARAM REMARK 3 PARAMETER FILE 2 : NULL REMARK 3 PARAMETER FILE 3 : NULL REMARK 3 TOPOLOGY FILE 1 : TOPHCSDX.PRO REMARK 3 TOPOLOGY FILE 2 : NULL REMARK 3 TOPOLOGY FILE 3 : NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 2AT9 COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY BNL. REMARK 240 REMARK 240 EXPERIMENTAL DETAILS REMARK 240 RECONSTRUCTION METHOD : NULL REMARK 240 SAMPLE TYPE : NULL REMARK 240 SPECIMEN TYPE : NULL REMARK 240 DATA ACQUISITION REMARK 240 DATE OF DATA COLLECTION : NULL REMARK 240 TEMPERATURE (KELVIN) : NULL REMARK 240 PH : NULL REMARK 240 NUMBER OF CRYSTALS USED : NULL REMARK 240 MICROSCOPE MODEL : NULL REMARK 240 DETECTOR TYPE : NULL REMARK 240 ACCELERATION VOLTAGE (KV) : NULL REMARK 240 NUMBER OF UNIQUE REFLECTIONS : NULL REMARK 240 RESOLUTION RANGE HIGH (A) : NULL REMARK 240 RESOLUTION RANGE LOW (A) : NULL REMARK 240 DATA SCALING SOFTWARE : NULL REMARK 240 COMPLETENESS FOR RANGE (%) : NULL REMARK 240 DATA REDUNDANCY : NULL REMARK 240 IN THE HIGHEST RESOLUTION SHELL REMARK 240 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) :NULL REMARK 240 HIGHEST RESOLUTION SHELL, RANGE LOW (A) :NULL REMARK 240 COMPLETENESS FOR SHELL (%) : NULL REMARK 240 DATA REDUNDANCY IN SHELL : NULL REMARK 240 R MERGE FOR SHELL (I) : NULL REMARK 240 METHOD USED TO DETERMINE THE STRUCTURE: NULL REMARK 240 SOFTWARE USED : X-PLOR 3.851 REMARK 240 STARTING MODEL : NULL REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 3 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -Y,X-Y,Z REMARK 290 3555 -X+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 -0.500000 -0.866025 0.000000 0.00000 REMARK 290 SMTRY2 2 0.866025 -0.500000 0.000000 0.00000 REMARK 290 SMTRY3 2 0.000000 0.000000 1.000000 0.00000 REMARK 290 SMTRY1 3 -0.500000 0.866025 0.000000 0.00000 REMARK 290 SMTRY2 3 -0.866025 -0.500000 0.000000 0.00000 REMARK 290 SMTRY3 3 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: TRIMERIC REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: TRIMERIC REMARK 350 SOFTWARE USED: PISA,PQS REMARK 350 TOTAL BURIED SURFACE AREA: 27520 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 32980 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -247.0 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 -0.500000 -0.866025 0.000000 0.00000 REMARK 350 BIOMT2 2 0.866025 -0.500000 0.000000 0.00000 REMARK 350 BIOMT3 2 0.000000 0.000000 1.000000 0.00000 REMARK 350 BIOMT1 3 -0.500000 0.866025 0.000000 0.00000 REMARK 350 BIOMT2 3 -0.866025 -0.500000 0.000000 0.00000 REMARK 350 BIOMT3 3 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 PCA A 1 REMARK 465 ALA A 2 REMARK 465 GLN A 3 REMARK 465 ILE A 4 REMARK 465 THR A 5 REMARK 465 ALA A 228 REMARK 465 ILE A 229 REMARK 465 PHE A 230 REMARK 465 GLY A 231 REMARK 465 GLU A 232 REMARK 465 ALA A 233 REMARK 465 GLU A 234 REMARK 465 ALA A 235 REMARK 465 PRO A 236 REMARK 465 GLU A 237 REMARK 465 PRO A 238 REMARK 465 SER A 239 REMARK 465 ALA A 240 REMARK 465 GLY A 241 REMARK 465 ASP A 242 REMARK 465 GLY A 243 REMARK 465 ALA A 244 REMARK 465 ALA A 245 REMARK 465 ALA A 246 REMARK 465 THR A 247 REMARK 465 SER A 248 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 ALA A 98 O VAL A 101 2.17 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 LEU A 25 -9.29 -48.80 REMARK 500 PRO A 37 41.99 -66.65 REMARK 500 PHE A 42 -70.75 -68.35 REMARK 500 TYR A 43 -25.10 -36.63 REMARK 500 ALA A 44 -74.18 -76.04 REMARK 500 ILE A 45 -65.03 -29.44 REMARK 500 GLU A 74 -165.39 -163.36 REMARK 500 TYR A 79 81.18 -62.09 REMARK 500 LEU A 97 -73.36 -70.35 REMARK 500 LEU A 99 -81.65 -56.04 REMARK 500 LEU A 100 -61.40 -24.51 REMARK 500 ASP A 102 105.59 -34.07 REMARK 500 ASP A 104 136.49 -31.42 REMARK 500 ILE A 108 -72.47 -69.83 REMARK 500 ASP A 115 -73.21 -66.35 REMARK 500 LEU A 127 -11.70 -144.95 REMARK 500 ARG A 134 -97.06 -57.67 REMARK 500 PHE A 135 -38.57 -9.53 REMARK 500 ALA A 143 -51.71 -26.51 REMARK 500 LEU A 146 -15.11 -49.89 REMARK 500 PHE A 153 -99.80 -88.01 REMARK 500 PHE A 156 6.35 -59.06 REMARK 500 SER A 158 -141.09 -47.16 REMARK 500 ALA A 160 85.83 -52.95 REMARK 500 ARG A 164 105.29 -49.85 REMARK 500 PRO A 165 18.36 -65.16 REMARK 500 ALA A 168 -86.23 -10.58 REMARK 500 SER A 169 -70.32 -41.51 REMARK 500 THR A 170 -32.88 -38.26 REMARK 500 SER A 183 -1.42 -52.69 REMARK 500 ILE A 198 -91.04 -78.50 REMARK 500 ASP A 212 -71.20 -71.88 REMARK 500 SER A 214 -8.59 -51.13 REMARK 500 LYS A 216 -83.63 -111.26 REMARK 500 PHE A 219 -85.18 -36.68 REMARK 500 ILE A 222 -11.06 -39.42 REMARK 500 REMARK 500 REMARK: NULL REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: PLANAR GROUPS REMARK 500 REMARK 500 PLANAR GROUPS IN THE FOLLOWING RESIDUES HAVE A TOTAL REMARK 500 RMS DISTANCE OF ALL ATOMS FROM THE BEST-FIT PLANE REMARK 500 BY MORE THAN AN EXPECTED VALUE OF 6*RMSD, WITH AN REMARK 500 RMSD 0.02 ANGSTROMS, OR AT LEAST ONE ATOM HAS REMARK 500 AN RMSD GREATER THAN THIS VALUE REMARK 500 (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN IDENTIFIER; REMARK 500 SSEQ=SEQUENCE NUMBER; I=INSERTION CODE). REMARK 500 REMARK 500 M RES CSSEQI RMS TYPE REMARK 500 TYR A 147 0.07 SIDE CHAIN REMARK 500 REMARK 500 REMARK: NULL REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: CHIRAL CENTERS REMARK 500 REMARK 500 UNEXPECTED CONFIGURATION OF THE FOLLOWING CHIRAL REMARK 500 CENTER(S) USING IMPROPER CA--C--CB--N CHIRALITY REMARK 500 FOR AMINO ACIDS AND C1'--O4'--N1(N9)--C2' FOR REMARK 500 NUCLEIC ACIDS OR EQUIVALENT ANGLE REMARK 500 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,A1,6X,F5.1,6X,A1,10X,A1,3X,A16) REMARK 500 REMARK 500 M RES CSSEQI IMPROPER EXPECTED FOUND DETAILS REMARK 500 VAL A 34 24.6 L L OUTSIDE RANGE REMARK 500 REMARK 500 REMARK: NULL REMARK 800 REMARK 800 SITE REMARK 800 SITE_IDENTIFIER: AC1 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE 2DP A 261 DBREF 2AT9 A 2 248 UNP P02945 BACR_HALN1 14 253 SEQRES 1 A 248 PCA ALA GLN ILE THR GLY ARG PRO GLU TRP ILE TRP LEU SEQRES 2 A 248 ALA LEU GLY THR ALA LEU MET GLY LEU GLY THR LEU TYR SEQRES 3 A 248 PHE LEU VAL LYS GLY MET GLY VAL SER ASP PRO ASP ALA SEQRES 4 A 248 LYS LYS PHE TYR ALA ILE THR THR LEU VAL PRO ALA ILE SEQRES 5 A 248 ALA PHE THR MET TYR LEU SER MET LEU LEU GLY TYR GLY SEQRES 6 A 248 LEU THR MET VAL PRO PHE GLY GLY GLU GLN ASN PRO ILE SEQRES 7 A 248 TYR TRP ALA ARG TYR ALA ASP TRP LEU PHE THR THR PRO SEQRES 8 A 248 LEU LEU LEU LEU ASP LEU ALA LEU LEU VAL ASP ALA ASP SEQRES 9 A 248 GLN GLY THR ILE LEU ALA LEU VAL GLY ALA ASP GLY ILE SEQRES 10 A 248 MET ILE GLY THR GLY LEU VAL GLY ALA LEU THR LYS VAL SEQRES 11 A 248 TYR SER TYR ARG PHE VAL TRP TRP ALA ILE SER THR ALA SEQRES 12 A 248 ALA MET LEU TYR ILE LEU TYR VAL LEU PHE PHE GLY PHE SEQRES 13 A 248 THR SER LYS ALA GLU SER MET ARG PRO GLU VAL ALA SER SEQRES 14 A 248 THR PHE LYS VAL LEU ARG ASN VAL THR VAL VAL LEU TRP SEQRES 15 A 248 SER ALA TYR PRO VAL VAL TRP LEU ILE GLY SER GLU GLY SEQRES 16 A 248 ALA GLY ILE VAL PRO LEU ASN ILE GLU THR LEU LEU PHE SEQRES 17 A 248 MET VAL LEU ASP VAL SER ALA LYS VAL GLY PHE GLY LEU SEQRES 18 A 248 ILE LEU LEU ARG SER ARG ALA ILE PHE GLY GLU ALA GLU SEQRES 19 A 248 ALA PRO GLU PRO SER ALA GLY ASP GLY ALA ALA ALA THR SEQRES 20 A 248 SER HET RET A 249A 20 HET 2DP A 261 60 HET 2DP A 262 60 HET 2DP A 263 60 HET 2DP A 264 60 HET 2DP A 265 60 HET 2DP A 267 60 HET 2DP A 268 60 HET 2DP A 269 60 HETNAM RET RETINAL HETNAM 2DP 3-[[3-METHYLPHOSPHONO-GLYCEROLYL]PHOSPHONYL]-[1,2-DI[2, HETNAM 2 2DP 6,10,14-TETRAMETHYL-HEXADECAN-16-YL]GLYCEROL FORMUL 2 RET C20 H28 O FORMUL 3 2DP 8(C47 H98 O11 P2) FORMUL 11 HOH *2(H2 O) HELIX 1 A PRO A 8 LYS A 30 1 23 HELIX 2 B PRO A 37 LEU A 62 1 26 HELIX 3 C TRP A 80 ASP A 102 1 23 HELIX 4 D GLN A 105 LEU A 127 1 23 HELIX 5 E TYR A 131 PHE A 156 1 26 HELIX 6 F PRO A 165 ALA A 196 1 32 HELIX 7 G LEU A 201 ARG A 225 1 25 SHEET 1 A 2 THR A 67 VAL A 69 0 SHEET 2 A 2 ASN A 76 ILE A 78 -1 N ILE A 78 O THR A 67 LINK C15 RET A 249A NZ LYS A 216 1555 1555 1.34 SITE 1 AC1 5 LEU A 48 ILE A 52 TYR A 64 TRP A 80 SITE 2 AC1 5 PHE A 88 CRYST1 62.450 62.450 100.000 90.00 90.00 120.00 P 3 3 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 0.016013 0.009245 0.000000 0.00000 SCALE2 0.000000 0.018490 0.000000 0.00000 SCALE3 0.000000 0.000000 0.010000 0.00000