HEADER MEMBRANE PROTEIN 26-MAR-10 3MBV TITLE STRUCTURE OF BACTERIRHODOPSIN CRYSTALLIZED IN BETTA-XYLOC(16+4) MESO TITLE 2 PHASE COMPND MOL_ID: 1; COMPND 2 MOLECULE: BACTERIORHODOPSIN; COMPND 3 CHAIN: A; COMPND 4 FRAGMENT: UNP RESIDUES 14-261; COMPND 5 SYNONYM: BR SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: HALOBACTERIUM SALINARUM; SOURCE 3 ORGANISM_COMMON: HALOBACTERIUM HALOBIUM; SOURCE 4 ORGANISM_TAXID: 2242; SOURCE 5 STRAIN: S9 KEYWDS MEMBRANE PROTEIN EXPDTA X-RAY DIFFRACTION AUTHOR V.BORSHCHEVSKIY,E.MOISEEVA,A.KUKLIN,G.BUELDT,M.HATO,V.GORDELIY REVDAT 3 27-NOV-24 3MBV 1 REMARK REVDAT 2 06-SEP-23 3MBV 1 REMARK LINK REVDAT 1 03-NOV-10 3MBV 0 JRNL AUTH V.BORSHCHEVSKIY,E.MOISEEVA,A.KUKLIN,G.BUELDT,M.HATO, JRNL AUTH 2 V.GORDELIY JRNL TITL ISOPRENOID-CHAINED LIPID BETA-XYLOC16+4 A NOVEL MOLECULE FOR JRNL TITL 2 IN MESO MEMBRANE PROTEIN CRYSTALLIZATION JRNL REF J.CRYST.GROWTH V. 312 3326 2010 JRNL REFN ISSN 0022-0248 JRNL DOI 10.1016/J.JCRYSGRO.2010.08.018 REMARK 2 REMARK 2 RESOLUTION. 2.00 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : REFMAC 5.5.0109 REMARK 3 AUTHORS : MURSHUDOV,SKUBAK,LEBEDEV,PANNU,STEINER, REMARK 3 : NICHOLLS,WINN,LONG,VAGIN REMARK 3 REMARK 3 REFINEMENT TARGET : MAXIMUM LIKELIHOOD REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 2.00 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 47.83 REMARK 3 DATA CUTOFF (SIGMA(F)) : 0.000 REMARK 3 COMPLETENESS FOR RANGE (%) : 86.5 REMARK 3 NUMBER OF REFLECTIONS : 13711 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 + TEST SET) : NULL REMARK 3 R VALUE (WORKING SET) : 0.181 REMARK 3 FREE R VALUE : 0.203 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 5.100 REMARK 3 FREE R VALUE TEST SET COUNT : 696 REMARK 3 REMARK 3 FIT IN THE HIGHEST RESOLUTION BIN. REMARK 3 TOTAL NUMBER OF BINS USED : 20 REMARK 3 BIN RESOLUTION RANGE HIGH (A) : 2.00 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 2.05 REMARK 3 REFLECTION IN BIN (WORKING SET) : 938 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : 85.12 REMARK 3 BIN R VALUE (WORKING SET) : 0.1370 REMARK 3 BIN FREE R VALUE SET COUNT : 52 REMARK 3 BIN FREE R VALUE : 0.2440 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 1719 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 50 REMARK 3 SOLVENT ATOMS : 22 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 14.90 REMARK 3 MEAN B VALUE (OVERALL, A**2) : 21.07 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : -8.45000 REMARK 3 B22 (A**2) : -8.45000 REMARK 3 B33 (A**2) : 16.90000 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 OVERALL COORDINATE ERROR. REMARK 3 ESU BASED ON R VALUE (A): 0.045 REMARK 3 ESU BASED ON FREE R VALUE (A): 0.034 REMARK 3 ESU BASED ON MAXIMUM LIKELIHOOD (A): 0.100 REMARK 3 ESU FOR B VALUES BASED ON MAXIMUM LIKELIHOOD (A**2): 3.755 REMARK 3 REMARK 3 CORRELATION COEFFICIENTS. REMARK 3 CORRELATION COEFFICIENT FO-FC : 0.941 REMARK 3 CORRELATION COEFFICIENT FO-FC FREE : 0.924 REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES COUNT RMS WEIGHT REMARK 3 BOND LENGTHS REFINED ATOMS (A): 1809 ; 0.017 ; 0.022 REMARK 3 BOND LENGTHS OTHERS (A): 1198 ; 0.001 ; 0.020 REMARK 3 BOND ANGLES REFINED ATOMS (DEGREES): 2468 ; 1.537 ; 2.001 REMARK 3 BOND ANGLES OTHERS (DEGREES): 2829 ; 1.059 ; 3.008 REMARK 3 TORSION ANGLES, PERIOD 1 (DEGREES): 220 ; 5.177 ; 5.000 REMARK 3 TORSION ANGLES, PERIOD 2 (DEGREES): 55 ;31.471 ;21.636 REMARK 3 TORSION ANGLES, PERIOD 3 (DEGREES): 268 ;12.176 ;15.000 REMARK 3 TORSION ANGLES, PERIOD 4 (DEGREES): 7 ;15.002 ;15.000 REMARK 3 CHIRAL-CENTER RESTRAINTS (A**3): 294 ; 0.089 ; 0.200 REMARK 3 GENERAL PLANES REFINED ATOMS (A): 1924 ; 0.007 ; 0.021 REMARK 3 GENERAL PLANES OTHERS (A): 388 ; 0.001 ; 0.020 REMARK 3 NON-BONDED CONTACTS REFINED ATOMS (A): NULL ; NULL ; NULL REMARK 3 NON-BONDED CONTACTS OTHERS (A): NULL ; NULL ; NULL REMARK 3 NON-BONDED TORSION REFINED ATOMS (A): NULL ; NULL ; NULL REMARK 3 NON-BONDED TORSION OTHERS (A): NULL ; NULL ; NULL REMARK 3 H-BOND (X...Y) REFINED ATOMS (A): NULL ; NULL ; NULL REMARK 3 H-BOND (X...Y) OTHERS (A): NULL ; NULL ; NULL REMARK 3 POTENTIAL METAL-ION REFINED ATOMS (A): NULL ; NULL ; NULL REMARK 3 POTENTIAL METAL-ION OTHERS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY VDW REFINED ATOMS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY VDW OTHERS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY H-BOND REFINED ATOMS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY H-BOND OTHERS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY METAL-ION REFINED ATOMS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY METAL-ION OTHERS (A): NULL ; NULL ; NULL REMARK 3 REMARK 3 ISOTROPIC THERMAL FACTOR RESTRAINTS. COUNT RMS WEIGHT REMARK 3 MAIN-CHAIN BOND REFINED ATOMS (A**2): 1093 ; 0.707 ; 1.500 REMARK 3 MAIN-CHAIN BOND OTHER ATOMS (A**2): 461 ; 0.197 ; 1.500 REMARK 3 MAIN-CHAIN ANGLE REFINED ATOMS (A**2): 1754 ; 1.207 ; 2.000 REMARK 3 MAIN-CHAIN ANGLE OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 SIDE-CHAIN BOND REFINED ATOMS (A**2): 716 ; 1.981 ; 3.000 REMARK 3 SIDE-CHAIN BOND OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 SIDE-CHAIN ANGLE REFINED ATOMS (A**2): 714 ; 2.870 ; 4.500 REMARK 3 SIDE-CHAIN ANGLE OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 LONG RANGE B REFINED ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 LONG RANGE B OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 REMARK 3 ANISOTROPIC THERMAL FACTOR RESTRAINTS. COUNT RMS WEIGHT REMARK 3 RIGID-BOND RESTRAINTS (A**2): NULL ; NULL ; NULL REMARK 3 SPHERICITY; FREE ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 SPHERICITY; BONDED ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 REMARK 3 NCS RESTRAINTS STATISTICS REMARK 3 NUMBER OF DIFFERENT NCS GROUPS : NULL REMARK 3 REMARK 3 TWIN DETAILS REMARK 3 NUMBER OF TWIN DOMAINS : 2 REMARK 3 TWIN DOMAIN : 1 REMARK 3 TWIN OPERATOR : H, K, L REMARK 3 TWIN FRACTION : 0.666 REMARK 3 TWIN DOMAIN : 2 REMARK 3 TWIN OPERATOR : K, H, -L REMARK 3 TWIN FRACTION : 0.334 REMARK 3 REMARK 3 TLS DETAILS REMARK 3 NUMBER OF TLS GROUPS : NULL REMARK 3 REMARK 3 BULK SOLVENT MODELLING. REMARK 3 METHOD USED : BABINET MODEL WITH MASK REMARK 3 PARAMETERS FOR MASK CALCULATION REMARK 3 VDW PROBE RADIUS : 1.40 REMARK 3 ION PROBE RADIUS : 0.80 REMARK 3 SHRINKAGE RADIUS : 0.80 REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: HYDROGENS HAVE BEEN ADDED IN THE RIDING REMARK 3 POSITIONS REMARK 4 REMARK 4 3MBV COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 08-APR-10. REMARK 100 THE DEPOSITION ID IS D_1000058356. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 10-JUL-05 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : NULL REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : ESRF REMARK 200 BEAMLINE : ID14-1 REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 0.934 REMARK 200 MONOCHROMATOR : DIAMOND REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : CCD REMARK 200 DETECTOR MANUFACTURER : ADSC QUANTUM 4 REMARK 200 INTENSITY-INTEGRATION SOFTWARE : MOSFLM REMARK 200 DATA SCALING SOFTWARE : SCALA REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 13746 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.000 REMARK 200 RESOLUTION RANGE LOW (A) : 53.130 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : NULL REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 87.5 REMARK 200 DATA REDUNDANCY : 4.900 REMARK 200 R MERGE (I) : 0.12500 REMARK 200 R SYM (I) : NULL REMARK 200 <I/SIGMA(I)> FOR THE DATA SET : 9.2000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.00 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 2.11 REMARK 200 COMPLETENESS FOR SHELL (%) : 87.0 REMARK 200 DATA REDUNDANCY IN SHELL : 5.00 REMARK 200 R MERGE FOR SHELL (I) : 0.46900 REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 <I/SIGMA(I)> FOR SHELL : 2.600 REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT REMARK 200 SOFTWARE USED: MOLREP REMARK 200 STARTING MODEL: PDB ENTRY 1C3W REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 44.70 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.22 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: IN MESO CRYSTALLIZATION, TEMPERATURE REMARK 280 298K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 63 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 4555 -X,-Y,Z+1/2 REMARK 290 5555 Y,-X+Y,Z+1/2 REMARK 290 6555 X-Y,X,Z+1/2 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 SMTRY1 4 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 4 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 4 0.000000 0.000000 1.000000 54.89350 REMARK 290 SMTRY1 5 0.500000 0.866025 0.000000 0.00000 REMARK 290 SMTRY2 5 -0.866025 0.500000 0.000000 0.00000 REMARK 290 SMTRY3 5 0.000000 0.000000 1.000000 54.89350 REMARK 290 SMTRY1 6 0.500000 -0.866025 0.000000 0.00000 REMARK 290 SMTRY2 6 0.866025 0.500000 0.000000 0.00000 REMARK 290 SMTRY3 6 0.000000 0.000000 1.000000 54.89350 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 REMARK 350 TOTAL BURIED SURFACE AREA: 7490 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 25290 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -54.0 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 30.67400 REMARK 350 BIOMT2 2 0.866025 -0.500000 0.000000 53.12893 REMARK 350 BIOMT3 2 0.000000 0.000000 1.000000 0.00000 REMARK 350 BIOMT1 3 -0.500000 0.866025 0.000000 -30.67400 REMARK 350 BIOMT2 3 -0.866025 -0.500000 0.000000 53.12893 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 GLN A 1 REMARK 465 ALA A 2 REMARK 465 GLN A 3 REMARK 465 ILE A 4 REMARK 465 THR A 157 REMARK 465 SER A 158 REMARK 465 LYS A 159 REMARK 465 ALA A 160 REMARK 465 GLU A 161 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 470 REMARK 470 MISSING ATOM REMARK 470 THE FOLLOWING RESIDUES HAVE MISSING ATOMS (M=MODEL NUMBER; REMARK 470 RES=RESIDUE NAME; C=CHAIN IDENTIFIER; SSEQ=SEQUENCE NUMBER; REMARK 470 I=INSERTION CODE): REMARK 470 M RES CSSEQI ATOMS REMARK 470 GLY A 231 O REMARK 480 REMARK 480 ZERO OCCUPANCY ATOM REMARK 480 THE FOLLOWING RESIDUES HAVE ATOMS MODELED WITH ZERO REMARK 480 OCCUPANCY. THE LOCATION AND PROPERTIES OF THESE ATOMS REMARK 480 MAY NOT BE RELIABLE. (M=MODEL NUMBER; RES=RESIDUE NAME; REMARK 480 C=CHAIN IDENTIFIER; SSEQ=SEQUENCE NUMBER; I=INSERTION CODE): REMARK 480 M RES C SSEQI ATOMS REMARK 480 GLU A 74 CG CD OE1 OE2 REMARK 480 GLN A 75 CB CG CD OE1 NE2 REMARK 600 REMARK 600 HETEROGEN REMARK 600 REMARK 600 LIGAND BXC IS REFERENCED AS 1-O-(3,7,11,15-TETRAMETHYLHEXADECYL)- REMARK 600 BETA-D-XYLOSIDE IN THE PRIMARY CITATION REMARK 800 REMARK 800 SITE REMARK 800 SITE_IDENTIFIER: AC1 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE RET A 301 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE BXC A 249 DBREF 3MBV A 1 248 UNP P02945 BACR_HALSA 14 261 SEQRES 1 A 248 GLN 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 301 20 HET BXC A 249 30 HETNAM RET RETINAL HETNAM BXC (3R,7R,11R)-3,7,11,15-TETRAMETHYLHEXADECYL ALPHA-D- HETNAM 2 BXC RIBOPYRANOSIDE FORMUL 2 RET C20 H28 O FORMUL 3 BXC C25 H50 O5 FORMUL 4 HOH *22(H2 O) HELIX 1 1 GLU A 9 GLY A 31 1 23 HELIX 2 2 ASP A 36 LEU A 62 1 27 HELIX 3 3 TRP A 80 VAL A 101 1 22 HELIX 4 4 ASP A 104 THR A 128 1 25 HELIX 5 5 VAL A 130 GLY A 155 1 26 HELIX 6 6 ARG A 164 SER A 183 1 20 HELIX 7 7 ALA A 184 GLY A 192 1 9 HELIX 8 8 PRO A 200 ARG A 225 1 26 HELIX 9 9 SER A 226 PHE A 230 5 5 SHEET 1 A 2 THR A 67 PHE A 71 0 SHEET 2 A 2 GLU A 74 ILE A 78 -1 O ILE A 78 N THR A 67 LINK NZ LYS A 216 C15 RET A 301 1555 1555 1.45 SITE 1 AC1 11 TRP A 86 THR A 90 MET A 118 TRP A 138 SITE 2 AC1 11 SER A 141 THR A 142 TRP A 182 TYR A 185 SITE 3 AC1 11 PRO A 186 TRP A 189 LYS A 216 SITE 1 AC2 11 LEU A 28 GLY A 31 LYS A 40 TYR A 43 SITE 2 AC2 11 ALA A 44 THR A 47 ALA A 110 ILE A 140 SITE 3 AC2 11 ALA A 144 TYR A 147 HOH A 525 CRYST1 61.348 61.348 109.787 90.00 90.00 120.00 P 63 6 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 0.016300 0.009411 0.000000 0.00000 SCALE2 0.000000 0.018822 0.000000 0.00000 SCALE3 0.000000 0.000000 0.009109 0.00000