HEADER SIGNALING PROTEIN/INHIBITOR 17-MAY-19 6P0K TITLE CRYSTAL STRUCTURE OF GDP-BOUND HUMAN RALA IN A COVALENT COMPLEX WITH TITLE 2 ARYL SULFONYL FLUORIDE COMPOUNDS. COMPND MOL_ID: 1; COMPND 2 MOLECULE: RAS-RELATED PROTEIN RAL-A; COMPND 3 CHAIN: B; COMPND 4 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: HOMO SAPIENS; SOURCE 3 ORGANISM_COMMON: HUMAN; SOURCE 4 ORGANISM_TAXID: 9606; SOURCE 5 GENE: RALA, RAL; SOURCE 6 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 7 EXPRESSION_SYSTEM_TAXID: 562 KEYWDS RAL GTPASE, RALA, COVALENT INHIBITOR, SULFONYL FLUORIDE, SIGNALING KEYWDS 2 PROTEIN, SIGNALING PROTEIN-INHIBITOR COMPLEX EXPDTA X-RAY DIFFRACTION AUTHOR K.BUM-ERDENE,G.GONZALEZ-GUTIERREZ,D.LIU,M.K.GHOZAYEL,D.XU,S.O.MEROUEH REVDAT 4 11-OCT-23 6P0K 1 LINK REVDAT 3 15-APR-20 6P0K 1 JRNL REVDAT 2 01-APR-20 6P0K 1 JRNL REVDAT 1 04-MAR-20 6P0K 0 JRNL AUTH K.BUM-ERDENE,D.LIU,G.GONZALEZ-GUTIERREZ,M.K.GHOZAYEL,D.XU, JRNL AUTH 2 S.O.MEROUEH JRNL TITL SMALL-MOLECULE COVALENT BOND FORMATION AT TYROSINE CREATES A JRNL TITL 2 BINDING SITE AND INHIBITS ACTIVATION OF RAL GTPASES. JRNL REF PROC.NATL.ACAD.SCI.USA V. 117 7131 2020 JRNL REFN ESSN 1091-6490 JRNL PMID 32179690 JRNL DOI 10.1073/PNAS.1913654117 REMARK 2 REMARK 2 RESOLUTION. 1.49 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : PHENIX 1.15_3459 REMARK 3 AUTHORS : PAUL ADAMS,PAVEL AFONINE,VINCENT CHEN,IAN REMARK 3 : DAVIS,KRESHNA GOPAL,RALF GROSSE-KUNSTLEVE, REMARK 3 : LI-WEI HUNG,ROBERT IMMORMINO,TOM IOERGER, REMARK 3 : AIRLIE MCCOY,ERIK MCKEE,NIGEL MORIARTY, REMARK 3 : REETAL PAI,RANDY READ,JANE RICHARDSON, REMARK 3 : DAVID RICHARDSON,TOD ROMO,JIM SACCHETTINI, REMARK 3 : NICHOLAS SAUTER,JACOB SMITH,LAURENT REMARK 3 : STORONI,TOM TERWILLIGER,PETER ZWART REMARK 3 REMARK 3 REFINEMENT TARGET : NULL REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 1.49 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 39.19 REMARK 3 MIN(FOBS/SIGMA_FOBS) : 1.340 REMARK 3 COMPLETENESS FOR RANGE (%) : 100.0 REMARK 3 NUMBER OF REFLECTIONS : 31544 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 R VALUE (WORKING + TEST SET) : 0.132 REMARK 3 R VALUE (WORKING SET) : 0.130 REMARK 3 FREE R VALUE : 0.164 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 5.050 REMARK 3 FREE R VALUE TEST SET COUNT : 1594 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT (IN BINS). REMARK 3 BIN RESOLUTION RANGE COMPL. NWORK NFREE RWORK RFREE REMARK 3 1 39.2000 - 3.3100 1.00 2893 132 0.1541 0.1583 REMARK 3 2 3.3100 - 2.6300 1.00 2767 143 0.1330 0.1584 REMARK 3 3 2.6300 - 2.3000 1.00 2712 145 0.1112 0.1678 REMARK 3 4 2.3000 - 2.0900 1.00 2728 156 0.1080 0.1436 REMARK 3 5 2.0900 - 1.9400 1.00 2692 158 0.1079 0.1528 REMARK 3 6 1.9400 - 1.8200 1.00 2680 164 0.1072 0.1715 REMARK 3 7 1.8200 - 1.7300 1.00 2701 136 0.1111 0.1440 REMARK 3 8 1.7300 - 1.6600 1.00 2710 140 0.1253 0.1897 REMARK 3 9 1.6600 - 1.5900 1.00 2677 138 0.1397 0.1773 REMARK 3 10 1.5900 - 1.5400 1.00 2702 136 0.1524 0.2202 REMARK 3 11 1.5400 - 1.4900 1.00 2688 146 0.1707 0.2429 REMARK 3 REMARK 3 BULK SOLVENT MODELLING. REMARK 3 METHOD USED : NULL REMARK 3 SOLVENT RADIUS : 1.11 REMARK 3 SHRINKAGE RADIUS : 0.90 REMARK 3 K_SOL : NULL REMARK 3 B_SOL : NULL REMARK 3 REMARK 3 ERROR ESTIMATES. REMARK 3 COORDINATE ERROR (MAXIMUM-LIKELIHOOD BASED) : 0.121 REMARK 3 PHASE ERROR (DEGREES, MAXIMUM-LIKELIHOOD BASED) : 15.094 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 14.01 REMARK 3 MEAN B VALUE (OVERALL, A**2) : 19.40 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 TWINNING INFORMATION. REMARK 3 FRACTION: NULL REMARK 3 OPERATOR: NULL REMARK 3 REMARK 3 DEVIATIONS FROM IDEAL VALUES. REMARK 3 RMSD COUNT REMARK 3 BOND : 0.009 1421 REMARK 3 ANGLE : 1.038 1921 REMARK 3 CHIRALITY : 0.075 207 REMARK 3 PLANARITY : 0.005 246 REMARK 3 DIHEDRAL : 13.870 528 REMARK 3 REMARK 3 TLS DETAILS REMARK 3 NUMBER OF TLS GROUPS : NULL REMARK 3 REMARK 3 NCS DETAILS REMARK 3 NUMBER OF NCS GROUPS : NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 6P0K COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 20-MAY-19. REMARK 100 THE DEPOSITION ID IS D_1000241644. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 22-MAR-19 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : 5.5 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : ALS REMARK 200 BEAMLINE : 4.2.2 REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 0.97625 REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : CMOS REMARK 200 DETECTOR MANUFACTURER : RDI CMOS_8M REMARK 200 INTENSITY-INTEGRATION SOFTWARE : XDS REMARK 200 DATA SCALING SOFTWARE : AIMLESS REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 31546 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.490 REMARK 200 RESOLUTION RANGE LOW (A) : 39.190 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : NULL REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 100.0 REMARK 200 DATA REDUNDANCY : 7.200 REMARK 200 R MERGE (I) : NULL REMARK 200 R SYM (I) : 0.08200 REMARK 200 FOR THE DATA SET : 16.3000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.49 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 1.54 REMARK 200 COMPLETENESS FOR SHELL (%) : 100.0 REMARK 200 DATA REDUNDANCY IN SHELL : 7.10 REMARK 200 R MERGE FOR SHELL (I) : NULL REMARK 200 R SYM FOR SHELL (I) : 1.48700 REMARK 200 FOR SHELL : 1.500 REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT REMARK 200 SOFTWARE USED: PHASER REMARK 200 STARTING MODEL: 1U8Z REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 48.52 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.39 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 0.2 M CALCIUM ACETATE PH 5.5 18-22% REMARK 280 PEG3350, VAPOR DIFFUSION, HANGING DROP, TEMPERATURE 293K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: C 2 2 21 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -X,-Y,Z+1/2 REMARK 290 3555 -X,Y,-Z+1/2 REMARK 290 4555 X,-Y,-Z REMARK 290 5555 X+1/2,Y+1/2,Z REMARK 290 6555 -X+1/2,-Y+1/2,Z+1/2 REMARK 290 7555 -X+1/2,Y+1/2,-Z+1/2 REMARK 290 8555 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 0.00000 REMARK 290 SMTRY2 2 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 2 0.000000 0.000000 1.000000 27.70450 REMARK 290 SMTRY1 3 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 0.00000 REMARK 290 SMTRY3 3 0.000000 0.000000 -1.000000 27.70450 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 0.00000 REMARK 290 SMTRY1 5 1.000000 0.000000 0.000000 32.64050 REMARK 290 SMTRY2 5 0.000000 1.000000 0.000000 52.46200 REMARK 290 SMTRY3 5 0.000000 0.000000 1.000000 0.00000 REMARK 290 SMTRY1 6 -1.000000 0.000000 0.000000 32.64050 REMARK 290 SMTRY2 6 0.000000 -1.000000 0.000000 52.46200 REMARK 290 SMTRY3 6 0.000000 0.000000 1.000000 27.70450 REMARK 290 SMTRY1 7 -1.000000 0.000000 0.000000 32.64050 REMARK 290 SMTRY2 7 0.000000 1.000000 0.000000 52.46200 REMARK 290 SMTRY3 7 0.000000 0.000000 -1.000000 27.70450 REMARK 290 SMTRY1 8 1.000000 0.000000 0.000000 32.64050 REMARK 290 SMTRY2 8 0.000000 -1.000000 0.000000 52.46200 REMARK 290 SMTRY3 8 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 SOFTWARE DETERMINED QUATERNARY STRUCTURE: MONOMERIC REMARK 350 SOFTWARE USED: PISA REMARK 350 APPLY THE FOLLOWING TO CHAINS: B 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 375 REMARK 375 SPECIAL POSITION REMARK 375 THE FOLLOWING ATOMS ARE FOUND TO BE WITHIN 0.15 ANGSTROMS REMARK 375 OF A SYMMETRY RELATED ATOM AND ARE ASSUMED TO BE ON SPECIAL REMARK 375 POSITIONS. REMARK 375 REMARK 375 ATOM RES CSSEQI REMARK 375 HOH B 602 LIES ON A SPECIAL POSITION. REMARK 375 HOH B 697 LIES ON A SPECIAL POSITION. REMARK 375 HOH B 726 LIES ON A SPECIAL POSITION. REMARK 375 HOH B 802 LIES ON A SPECIAL POSITION. 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 B 1 REMARK 465 ALA B 2 REMARK 465 ALA B 3 REMARK 465 ASN B 4 REMARK 465 LYS B 5 REMARK 465 PRO B 6 REMARK 465 LYS B 7 REMARK 465 GLY B 8 REMARK 465 GLN B 9 REMARK 465 ASN B 10 REMARK 465 SER B 11 REMARK 465 GLU B 180 REMARK 465 HIS B 181 REMARK 465 HIS B 182 REMARK 465 HIS B 183 REMARK 465 HIS B 184 REMARK 465 HIS B 185 REMARK 465 HIS B 186 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 HZ3 LYS B 53 O HOH B 613 1.57 REMARK 500 OG SER B 85 O HOH B 601 1.96 REMARK 500 O HOH B 603 O HOH B 685 2.00 REMARK 500 O HOH B 701 O HOH B 705 2.01 REMARK 500 O HOH B 795 O HOH B 815 2.04 REMARK 500 O LEU B 14 O HOH B 603 2.07 REMARK 500 O HOH B 611 O HOH B 624 2.13 REMARK 500 OE1 GLU B 38 O HOH B 604 2.13 REMARK 500 O LEU B 179 O HOH B 605 2.15 REMARK 500 O HOH B 616 O HOH B 671 2.18 REMARK 500 O HOH B 743 O HOH B 769 2.19 REMARK 500 REMARK 500 REMARK: NULL REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: CLOSE CONTACTS REMARK 500 REMARK 500 THE FOLLOWING ATOMS THAT ARE RELATED BY CRYSTALLOGRAPHIC REMARK 500 SYMMETRY ARE IN CLOSE CONTACT. AN ATOM LOCATED WITHIN 0.15 REMARK 500 ANGSTROMS OF A SYMMETRY RELATED ATOM IS ASSUMED TO BE ON A REMARK 500 SPECIAL POSITION AND IS, THEREFORE, LISTED IN REMARK 375 REMARK 500 INSTEAD OF REMARK 500. ATOMS WITH NON-BLANK ALTERNATE REMARK 500 LOCATION INDICATORS ARE NOT INCLUDED IN THE CALCULATIONS. REMARK 500 REMARK 500 DISTANCE CUTOFF: REMARK 500 2.2 ANGSTROMS FOR CONTACTS NOT INVOLVING HYDROGEN ATOMS REMARK 500 1.6 ANGSTROMS FOR CONTACTS INVOLVING HYDROGEN ATOMS REMARK 500 REMARK 500 ATM1 RES C SSEQI ATM2 RES C SSEQI SSYMOP DISTANCE REMARK 500 O HOH B 752 O HOH B 752 3655 1.92 REMARK 500 O HOH B 620 O HOH B 684 3655 2.04 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 LYS B 128 37.06 73.92 REMARK 500 ARG B 161 0.27 81.33 REMARK 500 REMARK 500 REMARK: NULL REMARK 620 REMARK 620 METAL COORDINATION REMARK 620 (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN IDENTIFIER; REMARK 620 SSEQ=SEQUENCE NUMBER; I=INSERTION CODE): REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 CA B 501 CA REMARK 620 N RES CSSEQI ATOM REMARK 620 1 SER B 28 OG REMARK 620 2 GDP B 504 O2B 89.4 REMARK 620 3 HOH B 628 O 81.0 90.1 REMARK 620 4 HOH B 631 O 92.1 84.4 171.2 REMARK 620 5 HOH B 636 O 94.6 170.1 99.5 86.4 REMARK 620 6 HOH B 651 O 174.5 89.8 93.6 93.2 87.0 REMARK 620 N 1 2 3 4 5 REMARK 800 REMARK 800 SITE REMARK 800 SITE_IDENTIFIER: AC1 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: binding site for residue CA B 501 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: binding site for residue NLV B 503 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC3 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: binding site for residue GDP B 504 DBREF 6P0K B 1 178 UNP P11233 RALA_HUMAN 1 178 SEQADV 6P0K LEU B 179 UNP P11233 EXPRESSION TAG SEQADV 6P0K GLU B 180 UNP P11233 EXPRESSION TAG SEQADV 6P0K HIS B 181 UNP P11233 EXPRESSION TAG SEQADV 6P0K HIS B 182 UNP P11233 EXPRESSION TAG SEQADV 6P0K HIS B 183 UNP P11233 EXPRESSION TAG SEQADV 6P0K HIS B 184 UNP P11233 EXPRESSION TAG SEQADV 6P0K HIS B 185 UNP P11233 EXPRESSION TAG SEQADV 6P0K HIS B 186 UNP P11233 EXPRESSION TAG SEQRES 1 B 186 MET ALA ALA ASN LYS PRO LYS GLY GLN ASN SER LEU ALA SEQRES 2 B 186 LEU HIS LYS VAL ILE MET VAL GLY SER GLY GLY VAL GLY SEQRES 3 B 186 LYS SER ALA LEU THR LEU GLN PHE MET TYR ASP GLU PHE SEQRES 4 B 186 VAL GLU ASP TYR GLU PRO THR LYS ALA ASP SER TYR ARG SEQRES 5 B 186 LYS LYS VAL VAL LEU ASP GLY GLU GLU VAL GLN ILE ASP SEQRES 6 B 186 ILE LEU ASP THR ALA GLY GLN GLU ASP TYR ALA ALA ILE SEQRES 7 B 186 ARG ASP ASN TYR PHE ARG SER GLY GLU GLY PHE LEU CYS SEQRES 8 B 186 VAL PHE SER ILE THR GLU MET GLU SER PHE ALA ALA THR SEQRES 9 B 186 ALA ASP PHE ARG GLU GLN ILE LEU ARG VAL LYS GLU ASP SEQRES 10 B 186 GLU ASN VAL PRO PHE LEU LEU VAL GLY ASN LYS SER ASP SEQRES 11 B 186 LEU GLU ASP LYS ARG GLN VAL SER VAL GLU GLU ALA LYS SEQRES 12 B 186 ASN ARG ALA GLU GLN TRP ASN VAL ASN TYR VAL GLU THR SEQRES 13 B 186 SER ALA LYS THR ARG ALA ASN VAL ASP LYS VAL PHE PHE SEQRES 14 B 186 ASP LEU MET ARG GLU ILE ARG ALA ARG LEU GLU HIS HIS SEQRES 15 B 186 HIS HIS HIS HIS HET CA B 501 1 HET CL B 502 1 HET NLV B 503 28 HET GDP B 504 40 HETNAM CA CALCIUM ION HETNAM CL CHLORIDE ION HETNAM NLV 4-[(6-CHLOROPYRIDIN-2-YL)SULFAMOYL]BENZENE-1-SULFONIC HETNAM 2 NLV ACID HETNAM GDP GUANOSINE-5'-DIPHOSPHATE FORMUL 2 CA CA 2+ FORMUL 3 CL CL 1- FORMUL 4 NLV C11 H9 CL N2 O5 S2 FORMUL 5 GDP C10 H15 N5 O11 P2 FORMUL 6 HOH *218(H2 O) HELIX 1 AA1 GLY B 26 ASP B 37 1 12 HELIX 2 AA2 TYR B 75 GLY B 86 1 12 HELIX 3 AA3 GLU B 97 GLU B 116 1 20 HELIX 4 AA4 LEU B 131 ARG B 135 5 5 HELIX 5 AA5 SER B 138 ASN B 150 1 13 HELIX 6 AA6 ASN B 163 LEU B 179 1 17 SHEET 1 AA1 6 ASP B 49 LEU B 57 0 SHEET 2 AA1 6 GLU B 60 ASP B 68 -1 O ASP B 68 N ASP B 49 SHEET 3 AA1 6 ALA B 13 VAL B 20 1 N ALA B 13 O GLN B 63 SHEET 4 AA1 6 GLY B 88 SER B 94 1 O VAL B 92 N VAL B 20 SHEET 5 AA1 6 PHE B 122 ASN B 127 1 O ASN B 127 N PHE B 93 SHEET 6 AA1 6 ASN B 152 THR B 156 1 O ASN B 152 N LEU B 124 LINK OH TYR B 82 S1 NLV B 503 1555 1555 1.48 LINK OG SER B 28 CA CA B 501 1555 1555 2.24 LINK CA CA B 501 O2B GDP B 504 1555 1555 2.22 LINK CA CA B 501 O HOH B 628 1555 1555 2.23 LINK CA CA B 501 O HOH B 631 1555 1555 2.33 LINK CA CA B 501 O HOH B 636 1555 1555 2.26 LINK CA CA B 501 O HOH B 651 1555 1555 2.27 SITE 1 AC1 6 SER B 28 GDP B 504 HOH B 628 HOH B 631 SITE 2 AC1 6 HOH B 636 HOH B 651 SITE 1 AC2 10 ALA B 48 LEU B 67 THR B 69 ALA B 70 SITE 2 AC2 10 GLY B 71 GLN B 72 GLU B 73 ARG B 79 SITE 3 AC2 10 TYR B 82 PHE B 83 SITE 1 AC3 23 GLY B 24 VAL B 25 GLY B 26 LYS B 27 SITE 2 AC3 23 SER B 28 ALA B 29 PHE B 39 GLU B 41 SITE 3 AC3 23 ASN B 127 LYS B 128 ASP B 130 LEU B 131 SITE 4 AC3 23 SER B 157 ALA B 158 LYS B 159 CA B 501 SITE 5 AC3 23 HOH B 626 HOH B 631 HOH B 651 HOH B 665 SITE 6 AC3 23 HOH B 675 HOH B 730 HOH B 750 CRYST1 65.281 104.924 55.409 90.00 90.00 90.00 C 2 2 21 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 0.015318 0.000000 0.000000 0.00000 SCALE2 0.000000 0.009531 0.000000 0.00000 SCALE3 0.000000 0.000000 0.018048 0.00000