HEADER TRANSPORT PROTEIN 15-JAN-02 1KT6 TITLE CRYSTAL STRUCTURE OF BOVINE HOLO-RBP AT PH 9.0 COMPND MOL_ID: 1; COMPND 2 MOLECULE: PLASMA RETINOL-BINDING PROTEIN; COMPND 3 CHAIN: A; COMPND 4 SYNONYM: RBP SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: BOS TAURUS; SOURCE 3 ORGANISM_COMMON: CATTLE; SOURCE 4 ORGANISM_TAXID: 9913 KEYWDS RBP, RETINOL BINDING, TRANSPORT PROTEIN EXPDTA X-RAY DIFFRACTION AUTHOR V.CALDERONE,R.BERNI,G.ZANOTTI REVDAT 3 16-AUG-23 1KT6 1 REMARK REVDAT 2 24-FEB-09 1KT6 1 VERSN REVDAT 1 03-JUN-03 1KT6 0 JRNL AUTH V.CALDERONE,R.BERNI,G.ZANOTTI JRNL TITL HIGH-RESOLUTION STRUCTURES OF RETINOL-BINDING PROTEIN IN JRNL TITL 2 COMPLEX WITH RETINOL: PH-INDUCED PROTEIN STRUCTURAL CHANGES JRNL TITL 3 IN THE CRYSTAL STATE JRNL REF J.MOL.BIOL. V. 329 841 2003 JRNL REFN ISSN 0022-2836 JRNL PMID 12787682 JRNL DOI 10.1016/S0022-2836(03)00468-6 REMARK 1 REMARK 1 REFERENCE 1 REMARK 1 AUTH S.W.COWAN,M.E.NEWCOMER,T.A.JONES REMARK 1 TITL CRYSTALLOGRAPHIC REFINEMENT OF HUMAN SERUM RETINOL BINDING REMARK 1 TITL 2 PROTEIN AT 2A RESOLUTION. REMARK 1 REF PROTEINS V. 8 44 1990 REMARK 1 REFN ISSN 0887-3585 REMARK 1 REFERENCE 2 REMARK 1 AUTH G.ZANOTTI,R.BERNI,H.L.MONACO REMARK 1 TITL CRYSTAL STRUCTURE OF LIGANDED AND UNLIGANDED FORMS OF BOVINE REMARK 1 TITL 2 PLASMA RETINOL-BINDING PROTEIN REMARK 1 REF J.BIOL.CHEM. V. 268 10728 1993 REMARK 1 REFN ISSN 0021-9258 REMARK 2 REMARK 2 RESOLUTION. 1.10 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : SHELXL-97 REMARK 3 AUTHORS : G.M.SHELDRICK REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 1.10 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 22.42 REMARK 3 DATA CUTOFF (SIGMA(F)) : 0.000 REMARK 3 COMPLETENESS FOR RANGE (%) : 83.4 REMARK 3 CROSS-VALIDATION METHOD : FREE R REMARK 3 FREE R VALUE TEST SET SELECTION : RANDOM REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT (NO CUTOFF). REMARK 3 R VALUE (WORKING + TEST SET, NO CUTOFF) : 0.262 REMARK 3 R VALUE (WORKING SET, NO CUTOFF) : 0.194 REMARK 3 FREE R VALUE (NO CUTOFF) : 0.287 REMARK 3 FREE R VALUE TEST SET SIZE (%, NO CUTOFF) : 5.200 REMARK 3 FREE R VALUE TEST SET COUNT (NO CUTOFF) : 3106 REMARK 3 TOTAL NUMBER OF REFLECTIONS (NO CUTOFF) : 62279 REMARK 3 REMARK 3 FIT/AGREEMENT OF MODEL FOR DATA WITH F>4SIG(F). REMARK 3 R VALUE (WORKING + TEST SET, F>4SIG(F)) : 0.251 REMARK 3 R VALUE (WORKING SET, F>4SIG(F)) : 0.188 REMARK 3 FREE R VALUE (F>4SIG(F)) : 0.276 REMARK 3 FREE R VALUE TEST SET SIZE (%, F>4SIG(F)) : 5.200 REMARK 3 FREE R VALUE TEST SET COUNT (F>4SIG(F)) : 2659 REMARK 3 TOTAL NUMBER OF REFLECTIONS (F>4SIG(F)) : 51129 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 1418 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 21 REMARK 3 SOLVENT ATOMS : 172 REMARK 3 REMARK 3 MODEL REFINEMENT. REMARK 3 OCCUPANCY SUM OF NON-HYDROGEN ATOMS : 1615.0 REMARK 3 OCCUPANCY SUM OF HYDROGEN ATOMS : 1330.0 REMARK 3 NUMBER OF DISCRETELY DISORDERED RESIDUES : 0 REMARK 3 NUMBER OF LEAST-SQUARES PARAMETERS : 14538 REMARK 3 NUMBER OF RESTRAINTS : 17752 REMARK 3 REMARK 3 RMS DEVIATIONS FROM RESTRAINT TARGET VALUES. REMARK 3 BOND LENGTHS (A) : 0.012 REMARK 3 ANGLE DISTANCES (A) : 0.032 REMARK 3 SIMILAR DISTANCES (NO TARGET VALUES) (A) : 0.000 REMARK 3 DISTANCES FROM RESTRAINT PLANES (A) : 0.034 REMARK 3 ZERO CHIRAL VOLUMES (A**3) : 0.074 REMARK 3 NON-ZERO CHIRAL VOLUMES (A**3) : 0.072 REMARK 3 ANTI-BUMPING DISTANCE RESTRAINTS (A) : 0.028 REMARK 3 RIGID-BOND ADP COMPONENTS (A**2) : 0.005 REMARK 3 SIMILAR ADP COMPONENTS (A**2) : 0.057 REMARK 3 APPROXIMATELY ISOTROPIC ADPS (A**2) : 0.075 REMARK 3 REMARK 3 BULK SOLVENT MODELING. REMARK 3 METHOD USED: MOEWS & KRETSINGER, J.MOL.BIOL.91(1973)201-228 REMARK 3 REMARK 3 STEREOCHEMISTRY TARGET VALUES : ENGH AND HUBER REMARK 3 SPECIAL CASE: NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 1KT6 COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 21-JAN-02. REMARK 100 THE DEPOSITION ID IS D_1000015316. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 10-FEB-01 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : 9.0 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : ESRF REMARK 200 BEAMLINE : ID14-4 REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 0.9393 REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : CCD REMARK 200 DETECTOR MANUFACTURER : MARRESEARCH REMARK 200 INTENSITY-INTEGRATION SOFTWARE : MOSFLM REMARK 200 DATA SCALING SOFTWARE : SCALA, CCP4 (SCALA) REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 62345 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.098 REMARK 200 RESOLUTION RANGE LOW (A) : 22.418 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : 0.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 87.7 REMARK 200 DATA REDUNDANCY : 3.600 REMARK 200 R MERGE (I) : 0.06600 REMARK 200 R SYM (I) : 0.06600 REMARK 200 FOR THE DATA SET : 5.7000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.10 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 1.16 REMARK 200 COMPLETENESS FOR SHELL (%) : 70.3 REMARK 200 DATA REDUNDANCY IN SHELL : 2.60 REMARK 200 R MERGE FOR SHELL (I) : 0.22800 REMARK 200 R SYM FOR SHELL (I) : 0.22800 REMARK 200 FOR SHELL : 2.400 REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT REMARK 200 SOFTWARE USED: SHELX REMARK 200 STARTING MODEL: 1HBP REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 40.17 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 1.82 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 100 MM HEPES, 50 MM NACL, PH 9.0, REMARK 280 VAPOR DIFFUSION, SITTING DROP, TEMPERATURE 293K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 21 21 21 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -X+1/2,-Y,Z+1/2 REMARK 290 3555 -X,Y+1/2,-Z+1/2 REMARK 290 4555 X+1/2,-Y+1/2,-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 23.43050 REMARK 290 SMTRY2 2 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 2 0.000000 0.000000 1.000000 37.82700 REMARK 290 SMTRY1 3 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 24.47400 REMARK 290 SMTRY3 3 0.000000 0.000000 -1.000000 37.82700 REMARK 290 SMTRY1 4 1.000000 0.000000 0.000000 23.43050 REMARK 290 SMTRY2 4 0.000000 -1.000000 0.000000 24.47400 REMARK 290 SMTRY3 4 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: MONOMERIC 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 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 GLY A 176 REMARK 465 LYS A 177 REMARK 465 SER A 178 REMARK 465 GLU A 179 REMARK 465 ARG A 180 REMARK 465 ASN A 181 REMARK 465 ILE A 182 REMARK 465 LEU A 183 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 GLY A 172 N TYR A 173 1.66 REMARK 500 REMARK 500 REMARK: NULL 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),1X,F6.3) 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 RES CSSEQI ATM2 DEVIATION REMARK 500 TYR A 111 N TYR A 111 CA -0.176 REMARK 500 GLY A 143 C PHE A 144 N 0.200 REMARK 500 PHE A 144 N PHE A 144 CA 0.125 REMARK 500 GLY A 172 C TYR A 173 N -0.164 REMARK 500 TYR A 173 N TYR A 173 CA -0.181 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 PHE A 9 CB - CG - CD1 ANGL. DEV. = 5.1 DEGREES REMARK 500 MET A 27 CG - SD - CE ANGL. DEV. = 16.9 DEGREES REMARK 500 ASP A 48 CB - CG - OD2 ANGL. DEV. = -6.4 DEGREES REMARK 500 ARG A 62 NE - CZ - NH1 ANGL. DEV. = -3.4 DEGREES REMARK 500 ARG A 62 NE - CZ - NH2 ANGL. DEV. = 3.3 DEGREES REMARK 500 TYR A 90 CG - CD1 - CE1 ANGL. DEV. = 4.8 DEGREES REMARK 500 ASP A 103 CB - CG - OD2 ANGL. DEV. = 5.5 DEGREES REMARK 500 ASP A 110 CA - C - N ANGL. DEV. = 22.9 DEGREES REMARK 500 ASP A 110 O - C - N ANGL. DEV. = -20.6 DEGREES REMARK 500 TYR A 111 C - N - CA ANGL. DEV. = 45.9 DEGREES REMARK 500 GLY A 143 C - N - CA ANGL. DEV. = 18.2 DEGREES REMARK 500 GLY A 143 O - C - N ANGL. DEV. = 13.2 DEGREES REMARK 500 PHE A 144 C - N - CA ANGL. DEV. = -16.2 DEGREES REMARK 500 PHE A 144 N - CA - CB ANGL. DEV. = 13.2 DEGREES REMARK 500 GLU A 147 OE1 - CD - OE2 ANGL. DEV. = -9.6 DEGREES REMARK 500 GLU A 147 CG - CD - OE2 ANGL. DEV. = 12.9 DEGREES REMARK 500 ARG A 153 NE - CZ - NH1 ANGL. DEV. = -3.1 DEGREES REMARK 500 ARG A 153 NE - CZ - NH2 ANGL. DEV. = 4.9 DEGREES REMARK 500 GLY A 172 CA - C - N ANGL. DEV. = 31.8 DEGREES REMARK 500 GLY A 172 O - C - N ANGL. DEV. = -34.7 DEGREES REMARK 500 TYR A 173 C - N - CA ANGL. DEV. = 50.7 DEGREES REMARK 500 TYR A 173 CA - CB - CG ANGL. DEV. = -11.8 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 LEU A 64 -64.63 -13.41 REMARK 500 TYR A 111 -22.92 60.74 REMARK 500 THR A 113 -52.11 -133.25 REMARK 500 SER A 142 161.68 157.64 REMARK 500 PHE A 144 140.27 74.17 REMARK 500 ASN A 171 23.69 -142.75 REMARK 500 TYR A 173 -32.66 -34.19 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 GLY A 172 TYR A 173 -72.06 REMARK 500 CYS A 174 ASP A 175 134.01 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 RTL A 184 REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 1HBP RELATED DB: PDB REMARK 900 BOVINE HOLO RETINOL-BINDING PROTEIN AT 1.9A RESOLUTION REMARK 900 RELATED ID: 1HBQ RELATED DB: PDB REMARK 900 BOVINE APO RETINOL-BINDING PROTEIN AT 1.7A RESOLUTION REMARK 900 RELATED ID: 1RBP RELATED DB: PDB REMARK 900 HUMAN SERUM RETINOL-BINDING PROTEIN AT 2A RESOLUTION REMARK 900 RELATED ID: 1KT3 RELATED DB: PDB REMARK 900 BOVINE HOLO-RBP AT PH 2.0 REMARK 900 RELATED ID: 1KT4 RELATED DB: PDB REMARK 900 BOVINE HOLO-RBP AT PH 3.0 REMARK 900 RELATED ID: 1KT5 RELATED DB: PDB REMARK 900 BOVINE HOLO-RBP AT PH 4.0 REMARK 900 RELATED ID: 1KT7 RELATED DB: PDB REMARK 900 BOVINE HOLO-RBP AT PH 7.0 DBREF 1KT6 A 1 183 UNP P18902 RETBP_BOVIN 1 183 SEQRES 1 A 183 GLU ARG ASP CYS ARG VAL SER SER PHE ARG VAL LYS GLU SEQRES 2 A 183 ASN PHE ASP LYS ALA ARG PHE ALA GLY THR TRP TYR ALA SEQRES 3 A 183 MET ALA LYS LYS ASP PRO GLU GLY LEU PHE LEU GLN ASP SEQRES 4 A 183 ASN ILE VAL ALA GLU PHE SER VAL ASP GLU ASN GLY HIS SEQRES 5 A 183 MET SER ALA THR ALA LYS GLY ARG VAL ARG LEU LEU ASN SEQRES 6 A 183 ASN TRP ASP VAL CYS ALA ASP MET VAL GLY THR PHE THR SEQRES 7 A 183 ASP THR GLU ASP PRO ALA LYS PHE LYS MET LYS TYR TRP SEQRES 8 A 183 GLY VAL ALA SER PHE LEU GLN LYS GLY ASN ASP ASP HIS SEQRES 9 A 183 TRP ILE ILE ASP THR ASP TYR GLU THR PHE ALA VAL GLN SEQRES 10 A 183 TYR SER CYS ARG LEU LEU ASN LEU ASP GLY THR CYS ALA SEQRES 11 A 183 ASP SER TYR SER PHE VAL PHE ALA ARG ASP PRO SER GLY SEQRES 12 A 183 PHE SER PRO GLU VAL GLN LYS ILE VAL ARG GLN ARG GLN SEQRES 13 A 183 GLU GLU LEU CYS LEU ALA ARG GLN TYR ARG LEU ILE PRO SEQRES 14 A 183 HIS ASN GLY TYR CYS ASP GLY LYS SER GLU ARG ASN ILE SEQRES 15 A 183 LEU HET RTL A 184 21 HETNAM RTL RETINOL FORMUL 2 RTL C20 H30 O FORMUL 3 HOH *172(H2 O) HELIX 1 1 ARG A 5 PHE A 9 5 5 HELIX 2 2 ASP A 16 ALA A 21 1 6 HELIX 3 3 SER A 145 LEU A 159 1 15 SHEET 1 A10 ARG A 166 LEU A 167 0 SHEET 2 A10 GLY A 22 LYS A 30 -1 O LYS A 29 N ARG A 166 SHEET 3 A10 ASP A 39 VAL A 47 -1 O ILE A 41 N ALA A 26 SHEET 4 A10 MET A 53 ARG A 62 -1 O SER A 54 N SER A 46 SHEET 5 A10 ASP A 68 ASP A 79 -1 N VAL A 69 O VAL A 61 SHEET 6 A10 LYS A 85 GLY A 92 -1 O LYS A 87 N THR A 78 SHEET 7 A10 GLY A 100 THR A 109 -1 O GLY A 100 N TYR A 90 SHEET 8 A10 PHE A 114 LEU A 123 -1 N VAL A 116 O ASP A 108 SHEET 9 A10 CYS A 129 ALA A 138 -1 N ALA A 130 O LEU A 122 SHEET 10 A10 GLY A 22 LYS A 30 -1 N TYR A 25 O ALA A 138 SSBOND 1 CYS A 4 CYS A 160 1555 1555 2.03 SSBOND 2 CYS A 70 CYS A 174 1555 1555 2.06 SSBOND 3 CYS A 120 CYS A 129 1555 1555 2.09 SITE 1 AC1 5 LEU A 35 MET A 88 LEU A 97 GLN A 98 SITE 2 AC1 5 HOH A 255 CRYST1 46.861 48.948 75.654 90.00 90.00 90.00 P 21 21 21 4 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 0.021340 0.000000 0.000000 0.00000 SCALE2 0.000000 0.020430 0.000000 0.00000 SCALE3 0.000000 0.000000 0.013218 0.00000