PDB Short entry for 4IXD HEADER IMMUNE SYSTEM 25-JAN-13 4IXD TITLE X-RAY STRUCTURE OF LFA-1 I-DOMAIN IN COMPLEX WITH IBE-667 AT 1.8A TITLE 2 RESOLUTION COMPND MOL_ID: 1; COMPND 2 MOLECULE: INTEGRIN ALPHA-L; COMPND 3 CHAIN: A; COMPND 4 FRAGMENT: I-DOMAIN, UNP RESIDUES 152-336; COMPND 5 SYNONYM: CD11 ANTIGEN-LIKE FAMILY MEMBER A, LEUKOCYTE ADHESION COMPND 6 GLYCOPROTEIN LFA-1 ALPHA CHAIN, LFA-1A, LEUKOCYTE FUNCTION-ASSOCIATED COMPND 7 MOLECULE 1 ALPHA CHAIN; COMPND 8 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: ITGAL, CD11A; SOURCE 6 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 7 EXPRESSION_SYSTEM_TAXID: 511693; SOURCE 8 EXPRESSION_SYSTEM_STRAIN: BL21 PLYSS; SOURCE 9 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID; SOURCE 10 EXPRESSION_SYSTEM_PLASMID: PET17B KEYWDS ROSSMAN-FOLD, I-DOMAIN, IMMUNE SYSTEM EXPDTA X-RAY DIFFRACTION AUTHOR J.KALLEN REVDAT 2 20-SEP-23 4IXD 1 REMARK SEQADV LINK REVDAT 1 29-JAN-14 4IXD 0 JRNL AUTH M.HINTERSTEINER,J.KALLEN,M.SCHMIED,T.JUNG,C.GRAF,G.MUDD, JRNL AUTH 2 H.GSTACH,M.AUER JRNL TITL IDENTIFICATION AND X-RAY STRUCTURE BASED INVESTIGATION OF AN JRNL TITL 2 ICAM-1 BINDING ENHANCING SMALL MOLECULE ACTIVATOR OF LFA-1 JRNL REF TO BE PUBLISHED 2013 JRNL REFN REMARK 2 REMARK 2 RESOLUTION. 1.80 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : REFMAC 5.5.0063 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) : 1.80 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 7.97 REMARK 3 DATA CUTOFF (SIGMA(F)) : 0.000 REMARK 3 COMPLETENESS FOR RANGE (%) : 99.1 REMARK 3 NUMBER OF REFLECTIONS : 17608 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) : 0.173 REMARK 3 R VALUE (WORKING SET) : 0.172 REMARK 3 FREE R VALUE : 0.199 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 5.200 REMARK 3 FREE R VALUE TEST SET COUNT : 961 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) : 1.80 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 1.84 REMARK 3 REFLECTION IN BIN (WORKING SET) : 1231 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : 99.46 REMARK 3 BIN R VALUE (WORKING SET) : 0.1750 REMARK 3 BIN FREE R VALUE SET COUNT : 68 REMARK 3 BIN FREE R VALUE : 0.1990 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 1468 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 33 REMARK 3 SOLVENT ATOMS : 299 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : NULL REMARK 3 MEAN B VALUE (OVERALL, A**2) : 15.01 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : 0.00000 REMARK 3 B22 (A**2) : 0.03000 REMARK 3 B33 (A**2) : -0.04000 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): 0.132 REMARK 3 ESU BASED ON FREE R VALUE (A): 0.118 REMARK 3 ESU BASED ON MAXIMUM LIKELIHOOD (A): 0.064 REMARK 3 ESU FOR B VALUES BASED ON MAXIMUM LIKELIHOOD (A**2): 1.996 REMARK 3 REMARK 3 CORRELATION COEFFICIENTS. REMARK 3 CORRELATION COEFFICIENT FO-FC : 0.952 REMARK 3 CORRELATION COEFFICIENT FO-FC FREE : 0.931 REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES COUNT RMS WEIGHT REMARK 3 BOND LENGTHS REFINED ATOMS (A): 1552 ; 0.007 ; 0.022 REMARK 3 BOND LENGTHS OTHERS (A): NULL ; NULL ; NULL REMARK 3 BOND ANGLES REFINED ATOMS (DEGREES): 2097 ; 0.973 ; 1.988 REMARK 3 BOND ANGLES OTHERS (DEGREES): NULL ; NULL ; NULL REMARK 3 TORSION ANGLES, PERIOD 1 (DEGREES): 187 ; 5.564 ; 5.000 REMARK 3 TORSION ANGLES, PERIOD 2 (DEGREES): 69 ;31.690 ;25.362 REMARK 3 TORSION ANGLES, PERIOD 3 (DEGREES): 287 ;11.554 ;15.000 REMARK 3 TORSION ANGLES, PERIOD 4 (DEGREES): 3 ;17.097 ;15.000 REMARK 3 CHIRAL-CENTER RESTRAINTS (A**3): 233 ; 0.070 ; 0.200 REMARK 3 GENERAL PLANES REFINED ATOMS (A): 1155 ; 0.004 ; 0.020 REMARK 3 GENERAL PLANES OTHERS (A): NULL ; NULL ; NULL 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): 915 ; 0.341 ; 1.500 REMARK 3 MAIN-CHAIN BOND OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 MAIN-CHAIN ANGLE REFINED ATOMS (A**2): NULL ; 0.684 ; NULL REMARK 3 MAIN-CHAIN ANGLE OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 SIDE-CHAIN BOND REFINED ATOMS (A**2): NULL ; 1.211 ; NULL REMARK 3 SIDE-CHAIN BOND OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 SIDE-CHAIN ANGLE REFINED ATOMS (A**2): NULL ; 2.097 ; NULL 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 : 1.20 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 4IXD COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 08-FEB-13. REMARK 100 THE DEPOSITION ID IS D_1000077328. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 28-SEP-00 REMARK 200 TEMPERATURE (KELVIN) : 293 REMARK 200 PH : 4.6 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : ESRF REMARK 200 BEAMLINE : BM1A REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 0.873 REMARK 200 MONOCHROMATOR : SI 111 CHANNEL REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : IMAGE PLATE REMARK 200 DETECTOR MANUFACTURER : MAR SCANNER 345 MM PLATE REMARK 200 INTENSITY-INTEGRATION SOFTWARE : HKL-2000 REMARK 200 DATA SCALING SOFTWARE : SCALEPACK REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 18688 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.800 REMARK 200 RESOLUTION RANGE LOW (A) : 8.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : 0.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 99.0 REMARK 200 DATA REDUNDANCY : 4.300 REMARK 200 R MERGE (I) : 0.07200 REMARK 200 R SYM (I) : NULL REMARK 200 <I/SIGMA(I)> FOR THE DATA SET : 22.9000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.80 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 1.86 REMARK 200 COMPLETENESS FOR SHELL (%) : 99.0 REMARK 200 DATA REDUNDANCY IN SHELL : 4.20 REMARK 200 R MERGE FOR SHELL (I) : 0.13400 REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 <I/SIGMA(I)> FOR SHELL : 10.60 REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT REMARK 200 SOFTWARE USED: X-PLOR REMARK 200 STARTING MODEL: 1XDG REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 47.14 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.33 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 0.085M SODIUM ACETATE, PH4.6, 0.17M REMARK 280 AMMONIUM ACETATE, 15% GLYCEROL AND 25.5% (W/V) PEG4000 , VAPOR REMARK 280 DIFFUSION, TEMPERATURE 293.0K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: I 2 2 2 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -X,-Y,Z REMARK 290 3555 -X,Y,-Z REMARK 290 4555 X,-Y,-Z REMARK 290 5555 X+1/2,Y+1/2,Z+1/2 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+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 -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 0.00000 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 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 0.00000 REMARK 290 SMTRY1 5 1.000000 0.000000 0.000000 22.65000 REMARK 290 SMTRY2 5 0.000000 1.000000 0.000000 32.95000 REMARK 290 SMTRY3 5 0.000000 0.000000 1.000000 66.80000 REMARK 290 SMTRY1 6 -1.000000 0.000000 0.000000 22.65000 REMARK 290 SMTRY2 6 0.000000 -1.000000 0.000000 32.95000 REMARK 290 SMTRY3 6 0.000000 0.000000 1.000000 66.80000 REMARK 290 SMTRY1 7 -1.000000 0.000000 0.000000 22.65000 REMARK 290 SMTRY2 7 0.000000 1.000000 0.000000 32.95000 REMARK 290 SMTRY3 7 0.000000 0.000000 -1.000000 66.80000 REMARK 290 SMTRY1 8 1.000000 0.000000 0.000000 22.65000 REMARK 290 SMTRY2 8 0.000000 -1.000000 0.000000 32.95000 REMARK 290 SMTRY3 8 0.000000 0.000000 -1.000000 66.80000 REMARK 290 REMARK 290 REMARK: NULL REMARK 300 REMARK 300 BIOMOLECULE: 1, 2 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 350 REMARK 350 BIOMOLECULE: 2 REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: DIMERIC REMARK 350 SOFTWARE USED: PISA REMARK 350 TOTAL BURIED SURFACE AREA: 2110 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 16810 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -26.0 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 -1.000000 0.000000 0.000000 45.30000 REMARK 350 BIOMT2 2 0.000000 -1.000000 0.000000 131.80000 REMARK 350 BIOMT3 2 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 A 752 LIES ON A SPECIAL POSITION. REMARK 375 HOH A 795 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 A 124 REMARK 465 ALA A 125 REMARK 465 SER A 126 REMARK 465 LYS A 127 REMARK 465 GLU A 310 REMARK 465 GLY A 311 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 THR A 164 -165.39 -118.58 REMARK 500 SER A 174 -104.51 -144.93 REMARK 500 SER A 176 -163.61 -125.93 REMARK 500 LEU A 204 -134.12 -124.78 REMARK 500 LEU A 205 -155.79 -91.40 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 MG A 401 MG REMARK 620 N RES CSSEQI ATOM REMARK 620 1 SER A 139 OG REMARK 620 2 SER A 141 OG 88.2 REMARK 620 3 ASP A 239 OD1 93.1 84.8 REMARK 620 4 HOH A 504 O 172.9 85.2 89.0 REMARK 620 5 HOH A 507 O 89.9 91.1 174.8 87.6 REMARK 620 6 HOH A 509 O 88.3 169.5 85.5 98.6 98.8 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 MG A 401 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE 1HV A 402 REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 1XDG RELATED DB: PDB REMARK 900 X-RAY STRUCTURE OF LFA-1 I-DOMAIN IN COMPLEX WITH LFA878 AT 2.1A REMARK 900 RESOLUTION REMARK 999 REMARK 999 SEQUENCE REMARK 999 THE RESIDUE 189 IS TRP ACCORDING TO LARSON R.S. ET AL. [J. CELL REMARK 999 BIOL. 108:703-712(1989)] OR LOFTUS B.J. ET AL.[GENOMICS 60:295- REMARK 999 308(1999)] DBREF 4IXD A 127 311 UNP P20701 ITAL_HUMAN 152 336 SEQADV 4IXD MET A 124 UNP P20701 EXPRESSION TAG SEQADV 4IXD ALA A 125 UNP P20701 EXPRESSION TAG SEQADV 4IXD SER A 126 UNP P20701 EXPRESSION TAG SEQADV 4IXD TRP A 189 UNP P20701 ARG 214 SEE REMARK 999 SEQRES 1 A 188 MET ALA SER LYS GLY ASN VAL ASP LEU VAL PHE LEU PHE SEQRES 2 A 188 ASP GLY SER MET SER LEU GLN PRO ASP GLU PHE GLN LYS SEQRES 3 A 188 ILE LEU ASP PHE MET LYS ASP VAL MET LYS LYS LEU SER SEQRES 4 A 188 ASN THR SER TYR GLN PHE ALA ALA VAL GLN PHE SER THR SEQRES 5 A 188 SER TYR LYS THR GLU PHE ASP PHE SER ASP TYR VAL LYS SEQRES 6 A 188 TRP LYS ASP PRO ASP ALA LEU LEU LYS HIS VAL LYS HIS SEQRES 7 A 188 MET LEU LEU LEU THR ASN THR PHE GLY ALA ILE ASN TYR SEQRES 8 A 188 VAL ALA THR GLU VAL PHE ARG GLU GLU LEU GLY ALA ARG SEQRES 9 A 188 PRO ASP ALA THR LYS VAL LEU ILE ILE ILE THR ASP GLY SEQRES 10 A 188 GLU ALA THR ASP SER GLY ASN ILE ASP ALA ALA LYS ASP SEQRES 11 A 188 ILE ILE ARG TYR ILE ILE GLY ILE GLY LYS HIS PHE GLN SEQRES 12 A 188 THR LYS GLU SER GLN GLU THR LEU HIS LYS PHE ALA SER SEQRES 13 A 188 LYS PRO ALA SER GLU PHE VAL LYS ILE LEU ASP THR PHE SEQRES 14 A 188 GLU LYS LEU LYS ASP LEU PHE THR GLU LEU GLN LYS LYS SEQRES 15 A 188 ILE TYR VAL ILE GLU GLY HET MG A 401 1 HET 1HV A 402 32 HETNAM MG MAGNESIUM ION HETNAM 1HV 4-(3-{4-[(3-AMINOPROPYL)CARBAMOYL]PHENYL}-1H-INDAZOL-1- HETNAM 2 1HV YL)-N-METHYLBENZAMIDE FORMUL 2 MG MG 2+ FORMUL 3 1HV C25 H25 N5 O2 FORMUL 4 HOH *299(H2 O) HELIX 1 1 GLN A 143 LEU A 161 1 19 HELIX 2 2 ASP A 182 LYS A 190 1 9 HELIX 3 3 ASP A 191 LEU A 196 1 6 HELIX 4 4 ASN A 207 VAL A 219 1 13 HELIX 5 5 ARG A 221 GLY A 225 5 5 HELIX 6 6 ILE A 248 LYS A 252 5 5 HELIX 7 7 LYS A 263 GLN A 266 5 4 HELIX 8 8 THR A 267 THR A 273 1 7 HELIX 9 9 LEU A 274 ALA A 278 5 5 HELIX 10 10 PRO A 281 PHE A 285 1 5 HELIX 11 11 GLU A 293 LYS A 304 1 12 SHEET 1 A 6 TYR A 177 PHE A 181 0 SHEET 2 A 6 TYR A 166 PHE A 173 -1 N GLN A 172 O LYS A 178 SHEET 3 A 6 VAL A 130 ASP A 137 1 N PHE A 134 O VAL A 171 SHEET 4 A 6 THR A 231 THR A 238 1 O ILE A 237 N ASP A 137 SHEET 5 A 6 ILE A 255 ILE A 261 1 O ILE A 255 N LEU A 234 SHEET 6 A 6 VAL A 286 LEU A 289 1 O LYS A 287 N ILE A 258 LINK OG SER A 139 MG MG A 401 1555 1555 2.16 LINK OG SER A 141 MG MG A 401 1555 1555 2.08 LINK OD1 ASP A 239 MG MG A 401 1555 1555 2.08 LINK MG MG A 401 O HOH A 504 1555 1555 2.13 LINK MG MG A 401 O HOH A 507 1555 1555 2.10 LINK MG MG A 401 O HOH A 509 1555 1555 2.02 CISPEP 1 LYS A 280 PRO A 281 0 2.14 SITE 1 AC1 6 SER A 139 SER A 141 ASP A 239 HOH A 504 SITE 2 AC1 6 HOH A 507 HOH A 509 SITE 1 AC2 6 TYR A 166 TYR A 257 ILE A 259 GLU A 301 SITE 2 AC2 6 VAL A 308 HOH A 519 CRYST1 45.300 65.900 133.600 90.00 90.00 90.00 I 2 2 2 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 0.022075 0.000000 0.000000 0.00000 SCALE2 0.000000 0.015175 0.000000 0.00000 SCALE3 0.000000 0.000000 0.007485 0.00000