HEADER MEMBRANE PROTEIN 07-DEC-10 2Y1B TITLE CRYSTAL STRUCTURE OF THE E. COLI OUTER MEMBRANE LIPOPROTEIN RCSF COMPND MOL_ID: 1; COMPND 2 MOLECULE: PUTATIVE OUTER MEMBRANE PROTEIN, SIGNAL; COMPND 3 CHAIN: A; COMPND 4 FRAGMENT: PERIPLASMIC DOMAIN, RESIDUES 17-134; COMPND 5 SYNONYM: RCSF PROTEIN; COMPND 6 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: ESCHERICHIA COLI; SOURCE 3 ORGANISM_TAXID: 83333; SOURCE 4 STRAIN: K-12; SOURCE 5 VARIANT: MC1000; SOURCE 6 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 7 EXPRESSION_SYSTEM_TAXID: 511693; SOURCE 8 EXPRESSION_SYSTEM_STRAIN: BL21; SOURCE 9 EXPRESSION_SYSTEM_VARIANT: ROSETTA GAMI; SOURCE 10 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID; SOURCE 11 EXPRESSION_SYSTEM_VECTOR: PET28A KEYWDS MEMBRANE PROTEIN, RCS, PHOSPHORELAY, MUCOIDITY, COLANIC ACID, CAPSULE EXPDTA X-RAY DIFFRACTION AUTHOR J.P.DECLERCQ,P.LEVERRIER,A.BOUJTAT,J.F.COLLET REVDAT 4 17-JUL-19 2Y1B 1 REMARK REVDAT 3 08-MAY-19 2Y1B 1 REMARK REVDAT 2 18-MAY-11 2Y1B 1 SOURCE JRNL REMARK REVDAT 1 16-MAR-11 2Y1B 0 JRNL AUTH P.LEVERRIER,J.P.DECLERCQ,K.DENONCIN,D.VERTOMMEN,A.HINIKER, JRNL AUTH 2 S.H.CHO,J.F.COLLET JRNL TITL CRYSTAL STRUCTURE OF THE OUTER MEMBRANE PROTEIN RCSF, A NEW JRNL TITL 2 SUBSTRATE FOR THE PERIPLASMIC PROTEIN- DISULFIDE ISOMERASE JRNL TITL 3 DSBC. JRNL REF J.BIOL.CHEM. V. 286 16734 2011 JRNL REFN ISSN 0021-9258 JRNL PMID 21454485 JRNL DOI 10.1074/JBC.M111.224865 REMARK 2 REMARK 2 RESOLUTION. 2.00 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : REFMAC 5.5.0102 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) : 48.25 REMARK 3 DATA CUTOFF (SIGMA(F)) : NULL REMARK 3 COMPLETENESS FOR RANGE (%) : 99.6 REMARK 3 NUMBER OF REFLECTIONS : 7428 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) : 0.199 REMARK 3 R VALUE (WORKING SET) : 0.196 REMARK 3 FREE R VALUE : 0.258 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 4.600 REMARK 3 FREE R VALUE TEST SET COUNT : 358 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) : 552 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : 99.14 REMARK 3 BIN R VALUE (WORKING SET) : 0.2540 REMARK 3 BIN FREE R VALUE SET COUNT : 22 REMARK 3 BIN FREE R VALUE : 0.3260 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 636 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 21 REMARK 3 SOLVENT ATOMS : 46 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 34.00 REMARK 3 MEAN B VALUE (OVERALL, A**2) : 24.54 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : 1.54000 REMARK 3 B22 (A**2) : 1.54000 REMARK 3 B33 (A**2) : -2.31000 REMARK 3 B12 (A**2) : 0.77000 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): 0.156 REMARK 3 ESU BASED ON FREE R VALUE (A): 0.161 REMARK 3 ESU BASED ON MAXIMUM LIKELIHOOD (A): 0.122 REMARK 3 ESU FOR B VALUES BASED ON MAXIMUM LIKELIHOOD (A**2): 4.568 REMARK 3 REMARK 3 CORRELATION COEFFICIENTS. REMARK 3 CORRELATION COEFFICIENT FO-FC : 0.953 REMARK 3 CORRELATION COEFFICIENT FO-FC FREE : 0.926 REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES COUNT RMS WEIGHT REMARK 3 BOND LENGTHS REFINED ATOMS (A): 667 ; 0.022 ; 0.022 REMARK 3 BOND LENGTHS OTHERS (A): 441 ; 0.001 ; 0.020 REMARK 3 BOND ANGLES REFINED ATOMS (DEGREES): 908 ; 2.157 ; 2.007 REMARK 3 BOND ANGLES OTHERS (DEGREES): 1084 ; 1.048 ; 3.000 REMARK 3 TORSION ANGLES, PERIOD 1 (DEGREES): 85 ; 8.614 ; 5.000 REMARK 3 TORSION ANGLES, PERIOD 2 (DEGREES): 25 ;32.947 ;24.400 REMARK 3 TORSION ANGLES, PERIOD 3 (DEGREES): 110 ;17.598 ;15.000 REMARK 3 TORSION ANGLES, PERIOD 4 (DEGREES): 5 ;20.583 ;15.000 REMARK 3 CHIRAL-CENTER RESTRAINTS (A**3): 102 ; 0.119 ; 0.200 REMARK 3 GENERAL PLANES REFINED ATOMS (A): 739 ; 0.008 ; 0.021 REMARK 3 GENERAL PLANES OTHERS (A): 114 ; 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): 429 ; 1.248 ; 1.500 REMARK 3 MAIN-CHAIN BOND OTHER ATOMS (A**2): 171 ; 0.277 ; 1.500 REMARK 3 MAIN-CHAIN ANGLE REFINED ATOMS (A**2): 694 ; 2.370 ; 2.000 REMARK 3 MAIN-CHAIN ANGLE OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 SIDE-CHAIN BOND REFINED ATOMS (A**2): 238 ; 3.603 ; 3.000 REMARK 3 SIDE-CHAIN BOND OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 SIDE-CHAIN ANGLE REFINED ATOMS (A**2): 214 ; 6.013 ; 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 TLS DETAILS REMARK 3 NUMBER OF TLS GROUPS : NULL REMARK 3 REMARK 3 BULK SOLVENT MODELLING. REMARK 3 METHOD USED : 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. U VALUES REFINED INDIVIDUALLY REMARK 4 REMARK 4 2Y1B COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBE ON 07-DEC-10. REMARK 100 THE DEPOSITION ID IS D_1290046517. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 07-OCT-10 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : 4.5 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : EMBL/DESY, HAMBURG REMARK 200 BEAMLINE : X12 REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 0.97791, 1.5 REMARK 200 MONOCHROMATOR : DOUBLE CRYSTAL SI(111), REMARK 200 HORIZONTALLY FOCUSSING REMARK 200 OPTICS : MIRROR 2 VERTICALLY FOCUSSING REMARK 200 REMARK 200 DETECTOR TYPE : CCD REMARK 200 DETECTOR MANUFACTURER : MARMOSAIC 225 MM CCD REMARK 200 INTENSITY-INTEGRATION SOFTWARE : XDS REMARK 200 DATA SCALING SOFTWARE : XSCALE REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 7786 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.000 REMARK 200 RESOLUTION RANGE LOW (A) : 19.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : 0.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 99.6 REMARK 200 DATA REDUNDANCY : 3.500 REMARK 200 R MERGE (I) : 0.08000 REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : 11.5000 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) : 2.20 REMARK 200 COMPLETENESS FOR SHELL (%) : 99.6 REMARK 200 DATA REDUNDANCY IN SHELL : 3.70 REMARK 200 R MERGE FOR SHELL (I) : 0.53000 REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 FOR SHELL : 2.700 REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: SAD REMARK 200 SOFTWARE USED: AUTO-RICKSHAW REMARK 200 STARTING MODEL: NONE REMARK 200 REMARK 200 REMARK: NONE REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 36.00 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 1.92 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: HANGING DROP: PROTEIN 11MG/ML MIXED REMARK 280 WITH I3C 20 MM RESERVOIR: 1.8M AMMONIUM SULFATE, 0.1M SODIUM REMARK 280 ACETATE PH 4.5, DROP: 1 MICROL AND 1 MICROL., VAPOR DIFFUSION, REMARK 280 HANGING DROP REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 31 2 1 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -Y,X-Y,Z+1/3 REMARK 290 3555 -X+Y,-X,Z+2/3 REMARK 290 4555 Y,X,-Z REMARK 290 5555 X-Y,-Y,-Z+2/3 REMARK 290 6555 -X,-X+Y,-Z+1/3 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 20.55967 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 41.11933 REMARK 290 SMTRY1 4 -0.500000 0.866025 0.000000 0.00000 REMARK 290 SMTRY2 4 0.866025 0.500000 0.000000 0.00000 REMARK 290 SMTRY3 4 0.000000 0.000000 -1.000000 0.00000 REMARK 290 SMTRY1 5 1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 5 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 5 0.000000 0.000000 -1.000000 41.11933 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 20.55967 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 SOFTWARE DETERMINED QUATERNARY STRUCTURE: MONOMERIC REMARK 350 SOFTWARE USED: PISA 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 MET A 15 REMARK 465 GLY A 16 REMARK 465 SER A 17 REMARK 465 MET A 18 REMARK 465 LEU A 19 REMARK 465 SER A 20 REMARK 465 ARG A 21 REMARK 465 SER A 22 REMARK 465 PRO A 23 REMARK 465 VAL A 24 REMARK 465 GLU A 25 REMARK 465 PRO A 26 REMARK 465 VAL A 27 REMARK 465 GLN A 28 REMARK 465 SER A 29 REMARK 465 THR A 30 REMARK 465 ALA A 31 REMARK 465 PRO A 32 REMARK 465 GLN A 33 REMARK 465 PRO A 34 REMARK 465 LYS A 35 REMARK 465 ALA A 36 REMARK 465 GLU A 37 REMARK 465 PRO A 38 REMARK 465 ALA A 39 REMARK 465 LYS A 40 REMARK 465 PRO A 41 REMARK 465 LYS A 42 REMARK 465 ALA A 43 REMARK 465 PRO A 44 REMARK 465 ARG A 45 REMARK 465 ALA A 46 REMARK 465 ALA A 133 REMARK 465 LYS A 134 REMARK 465 LEU A 135 REMARK 465 GLU A 136 REMARK 465 HIS A 137 REMARK 465 HIS A 138 REMARK 465 HIS A 139 REMARK 465 HIS A 140 REMARK 465 HIS A 141 REMARK 465 HIS A 142 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 PRO A 48 44.60 -72.67 REMARK 500 THR A 115 129.78 -36.77 REMARK 500 REMARK 500 REMARK: NULL REMARK 600 REMARK 600 HETEROGEN REMARK 600 REMARK 600 5-AMINO-2,4,6-TRIIODOISOPHTHALIC ACID (I3C): THIS MOLECULE REMARK 600 IS THE MAGIC TRIANGLE DESCRIBED BY TOBIAS BECK ET AL. ACTA REMARK 600 CRYST. 2008, D64, 1179-1182 REMARK 800 REMARK 800 SITE REMARK 800 SITE_IDENTIFIER: AC1 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE I3C A 1133 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE SO4 A 1134 REMARK 999 REMARK 999 SEQUENCE REMARK 999 RCSF WAS CLONED WITHOUT THE SEQUENCE CORRESPONDING TO THE REMARK 999 PUTATIVE LIPOBOX. DBREF 2Y1B A 17 134 UNP A1A7P0 A1A7P0_ECOK1 17 134 SEQADV 2Y1B MET A 15 UNP A1A7P0 EXPRESSION TAG SEQADV 2Y1B GLY A 16 UNP A1A7P0 EXPRESSION TAG SEQADV 2Y1B LEU A 135 UNP A1A7P0 EXPRESSION TAG SEQADV 2Y1B GLU A 136 UNP A1A7P0 EXPRESSION TAG SEQADV 2Y1B HIS A 137 UNP A1A7P0 EXPRESSION TAG SEQADV 2Y1B HIS A 138 UNP A1A7P0 EXPRESSION TAG SEQADV 2Y1B HIS A 139 UNP A1A7P0 EXPRESSION TAG SEQADV 2Y1B HIS A 140 UNP A1A7P0 EXPRESSION TAG SEQADV 2Y1B HIS A 141 UNP A1A7P0 EXPRESSION TAG SEQADV 2Y1B HIS A 142 UNP A1A7P0 EXPRESSION TAG SEQRES 1 A 128 MET GLY SER MET LEU SER ARG SER PRO VAL GLU PRO VAL SEQRES 2 A 128 GLN SER THR ALA PRO GLN PRO LYS ALA GLU PRO ALA LYS SEQRES 3 A 128 PRO LYS ALA PRO ARG ALA THR PRO VAL ARG ILE TYR THR SEQRES 4 A 128 ASN ALA GLU GLU LEU VAL GLY LYS PRO PHE ARG ASP LEU SEQRES 5 A 128 GLY GLU VAL SER GLY ASP SER CYS GLN ALA SER ASN GLN SEQRES 6 A 128 ASP SER PRO PRO SER ILE PRO THR ALA ARG LYS ARG MET SEQRES 7 A 128 GLN ILE ASN ALA SER LYS MET LYS ALA ASN ALA VAL LEU SEQRES 8 A 128 LEU HIS SER CYS GLU VAL THR SER GLY THR PRO GLY CYS SEQRES 9 A 128 TYR ARG GLN ALA VAL CYS ILE GLY SER ALA LEU ASN ILE SEQRES 10 A 128 THR ALA LYS LEU GLU HIS HIS HIS HIS HIS HIS HET I3C A1133 16 HET SO4 A1134 5 HETNAM I3C 5-AMINO-2,4,6-TRIIODOBENZENE-1,3-DICARBOXYLIC ACID HETNAM SO4 SULFATE ION HETSYN I3C 5-AMINO-2,4,6-TRIIODOISOPHTHALIC ACID FORMUL 2 I3C C8 H4 I3 N O4 FORMUL 3 SO4 O4 S 2- FORMUL 4 HOH *46(H2 O) HELIX 1 1 ASN A 54 VAL A 59 5 6 HELIX 2 2 SER A 84 MET A 99 1 16 SHEET 1 AA 4 ARG A 50 TYR A 52 0 SHEET 2 AA 4 ALA A 103 THR A 112 1 O VAL A 104 N TYR A 52 SHEET 3 AA 4 ARG A 120 ILE A 131 -1 O GLN A 121 N THR A 112 SHEET 4 AA 4 PHE A 63 GLN A 75 -1 O ARG A 64 N ASN A 130 SSBOND 1 CYS A 74 CYS A 118 1555 1555 2.04 SSBOND 2 CYS A 109 CYS A 124 1555 1555 2.02 SITE 1 AC1 7 SER A 81 PRO A 82 SER A 84 PRO A 86 SITE 2 AC1 7 HIS A 107 HOH A2043 HOH A2044 SITE 1 AC2 6 SER A 73 CYS A 74 ARG A 91 ASN A 95 SITE 2 AC2 6 HOH A2045 HOH A2046 CRYST1 55.714 55.714 61.679 90.00 90.00 120.00 P 31 2 1 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 0.017949 0.010363 0.000000 0.00000 SCALE2 0.000000 0.020726 0.000000 0.00000 SCALE3 0.000000 0.000000 0.016213 0.00000