HEADER CELL ADHESION 06-DEC-21 7QFG TITLE CRYSTAL STRUCTURE OF S-LAYER PROTEIN SLPA FROM LACTOBACILLUS TITLE 2 ACIDOPHILUS, DOMAIN III (AA 309-444) COMPND MOL_ID: 1; COMPND 2 MOLECULE: S-LAYER PROTEIN; COMPND 3 CHAIN: A; COMPND 4 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: LACTOBACILLUS ACIDOPHILUS; SOURCE 3 ORGANISM_TAXID: 1579; SOURCE 4 GENE: CXB72_00965; SOURCE 5 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 6 EXPRESSION_SYSTEM_TAXID: 562 KEYWDS SURFACE LAYER PROTEIN, SLPA, LACTOBACILLUS ACIDOPHILUS, CELL-WALL KEYWDS 2 BINDING, LTA BINDING, CELL ADHESION EXPDTA X-RAY DIFFRACTION AUTHOR T.SAGMEISTER,M.EDER,T.PAVKOV-KELLER REVDAT 2 31-JAN-24 7QFG 1 REMARK REVDAT 1 21-DEC-22 7QFG 0 JRNL AUTH M.EDER,N.GUBENSAEK,T.SAGMEISTER,C.GRININGER,D.VEJZOVIC, JRNL AUTH 2 E.DAMISCH,A.DORDIC,J.CODEE,T.PAVKOV-KELLER JRNL TITL THE BINDING OF THE LACTOBACILLI S-LAYER PROTEIN TO THE JRNL TITL 2 BACTERIAL CELL THROUGH INTERACTION WITH LTA JRNL REF TO BE PUBLISHED JRNL REFN REMARK 2 REMARK 2 RESOLUTION. 1.65 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : REFMAC 5.8.0267 REMARK 3 AUTHORS : MURSHUDOV,SKUBAK,LEBEDEV,PANNU,STEINER, REMARK 3 : NICHOLLS,WINN,LONG,VAGIN REMARK 3 REMARK 3 REFINEMENT TARGET : NULL REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 1.65 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 41.99 REMARK 3 DATA CUTOFF (SIGMA(F)) : NULL REMARK 3 COMPLETENESS FOR RANGE (%) : 99.3 REMARK 3 NUMBER OF REFLECTIONS : 22101 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 CROSS-VALIDATION METHOD : FREE R-VALUE REMARK 3 FREE R VALUE TEST SET SELECTION : NULL REMARK 3 R VALUE (WORKING + TEST SET) : NULL REMARK 3 R VALUE (WORKING SET) : 0.159 REMARK 3 FREE R VALUE : 0.184 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 5.172 REMARK 3 FREE R VALUE TEST SET COUNT : 1143 REMARK 3 REMARK 3 FIT IN THE HIGHEST RESOLUTION BIN. REMARK 3 TOTAL NUMBER OF BINS USED : NULL REMARK 3 BIN RESOLUTION RANGE HIGH (A) : 1.65 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 1.69 REMARK 3 REFLECTION IN BIN (WORKING SET) : 1532 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : 99.27 REMARK 3 BIN R VALUE (WORKING SET) : 0.1620 REMARK 3 BIN FREE R VALUE SET COUNT : 93 REMARK 3 BIN FREE R VALUE : 0.1960 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 1081 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 18 REMARK 3 SOLVENT ATOMS : 197 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : NULL REMARK 3 MEAN B VALUE (OVERALL, A**2) : 16.57 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : 0.13400 REMARK 3 B22 (A**2) : 0.60900 REMARK 3 B33 (A**2) : -0.68200 REMARK 3 B12 (A**2) : 0.00000 REMARK 3 B13 (A**2) : -0.09200 REMARK 3 B23 (A**2) : 0.00000 REMARK 3 REMARK 3 ESTIMATED OVERALL COORDINATE ERROR. REMARK 3 ESU BASED ON R VALUE (A): 0.077 REMARK 3 ESU BASED ON FREE R VALUE (A): 0.077 REMARK 3 ESU BASED ON MAXIMUM LIKELIHOOD (A): 0.046 REMARK 3 ESU FOR B VALUES BASED ON MAXIMUM LIKELIHOOD (A**2): 1.315 REMARK 3 REMARK 3 CORRELATION COEFFICIENTS. REMARK 3 CORRELATION COEFFICIENT FO-FC : 0.964 REMARK 3 CORRELATION COEFFICIENT FO-FC FREE : 0.952 REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES COUNT RMS WEIGHT REMARK 3 BOND LENGTHS REFINED ATOMS (A): 1121 ; 0.014 ; 0.013 REMARK 3 BOND LENGTHS OTHERS (A): 1087 ; 0.001 ; 0.015 REMARK 3 BOND ANGLES REFINED ATOMS (DEGREES): 1513 ; 1.908 ; 1.670 REMARK 3 BOND ANGLES OTHERS (DEGREES): 2497 ; 1.457 ; 1.599 REMARK 3 TORSION ANGLES, PERIOD 1 (DEGREES): 137 ; 7.026 ; 5.000 REMARK 3 TORSION ANGLES, PERIOD 2 (DEGREES): 54 ;29.610 ;22.222 REMARK 3 TORSION ANGLES, PERIOD 3 (DEGREES): 200 ;11.856 ;15.000 REMARK 3 TORSION ANGLES, PERIOD 4 (DEGREES): 6 ; 9.205 ;15.000 REMARK 3 CHIRAL-CENTER RESTRAINTS (A**3): 147 ; 0.086 ; 0.200 REMARK 3 GENERAL PLANES REFINED ATOMS (A): 1253 ; 0.011 ; 0.020 REMARK 3 GENERAL PLANES OTHERS (A): 263 ; 0.001 ; 0.020 REMARK 3 NON-BONDED CONTACTS REFINED ATOMS (A): 150 ; 0.214 ; 0.200 REMARK 3 NON-BONDED CONTACTS OTHERS (A): 44 ; 0.160 ; 0.200 REMARK 3 NON-BONDED TORSION REFINED ATOMS (A): 553 ; 0.175 ; 0.200 REMARK 3 NON-BONDED TORSION OTHERS (A): NULL ; NULL ; NULL REMARK 3 H-BOND (X...Y) REFINED ATOMS (A): 98 ; 0.206 ; 0.200 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): 548 ; 1.540 ; 1.385 REMARK 3 MAIN-CHAIN BOND OTHER ATOMS (A**2): 547 ; 1.490 ; 1.380 REMARK 3 MAIN-CHAIN ANGLE REFINED ATOMS (A**2): 685 ; 2.279 ; 2.071 REMARK 3 MAIN-CHAIN ANGLE OTHER ATOMS (A**2): 686 ; 2.284 ; 2.075 REMARK 3 SIDE-CHAIN BOND REFINED ATOMS (A**2): 573 ; 3.119 ; 1.742 REMARK 3 SIDE-CHAIN BOND OTHER ATOMS (A**2): 574 ; 3.116 ; 1.743 REMARK 3 SIDE-CHAIN ANGLE REFINED ATOMS (A**2): 828 ; 4.855 ; 2.454 REMARK 3 SIDE-CHAIN ANGLE OTHER ATOMS (A**2): 829 ; 4.852 ; 2.455 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 BULK SOLVENT 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 THEIR REMARK 3 RIDING POSITIONS REMARK 4 REMARK 4 7QFG COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBE ON 06-DEC-21. REMARK 100 THE DEPOSITION ID IS D_1292119367. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 28-MAR-19 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 : PETRA III, DESY REMARK 200 BEAMLINE : P11 REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 1.25430 REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : PIXEL REMARK 200 DETECTOR MANUFACTURER : DECTRIS EIGER2 X 16M REMARK 200 INTENSITY-INTEGRATION SOFTWARE : XDS REMARK 200 DATA SCALING SOFTWARE : AIMLESS REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 22102 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.650 REMARK 200 RESOLUTION RANGE LOW (A) : 41.990 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : NULL REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 99.4 REMARK 200 DATA REDUNDANCY : 3.200 REMARK 200 R MERGE (I) : 0.07400 REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : 11.3000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.65 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 1.68 REMARK 200 COMPLETENESS FOR SHELL (%) : NULL REMARK 200 DATA REDUNDANCY IN SHELL : 3.00 REMARK 200 R MERGE FOR SHELL (I) : 0.15000 REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 FOR SHELL : NULL 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: 7QEH REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 59.51 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 3.04 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: PROTEIN STOCK SOLUTION OF 20 MG/ML IN REMARK 280 20 MM HEPES PH 8 AND 100 MM NACL; INDEX SCREEN CONDITION A9 (0.1 REMARK 280 M BIS-TRIS PH 5.5, 3.0 M SODIUM CHLORIDE) WITH PROTEIN END REMARK 280 CONCENTRATION OF 10 MG/ML CORRESPONDING TO 50% OF PROTEIN REMARK 280 SOLUTION IN THE 1.0 UL DROP, VAPOR DIFFUSION, SITTING DROP, REMARK 280 TEMPERATURE 293.15K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: C 1 2 1 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+1/2,Y+1/2,Z 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 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 50.31400 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 21.97150 REMARK 290 SMTRY3 3 0.000000 0.000000 1.000000 0.00000 REMARK 290 SMTRY1 4 -1.000000 0.000000 0.000000 50.31400 REMARK 290 SMTRY2 4 0.000000 1.000000 0.000000 21.97150 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 SOFTWARE DETERMINED QUATERNARY STRUCTURE: MONOMERIC REMARK 350 SOFTWARE USED: PISA REMARK 350 TOTAL BURIED SURFACE AREA: 900 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 8110 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -34.0 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 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 306 REMARK 465 GLU A 307 REMARK 465 ASN A 308 REMARK 465 VAL A 309 REMARK 465 GLU A 446 REMARK 465 HIS A 447 REMARK 465 HIS A 448 REMARK 465 HIS A 449 REMARK 465 HIS A 450 REMARK 465 HIS A 451 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 HD21 ASN A 422 HH TYR A 426 1.30 REMARK 500 HE ARG A 384 HG1 THR A 413 1.33 REMARK 500 O HOH A 602 O HOH A 727 2.18 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 A 706 O HOH A 735 2555 1.70 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 ARG A 320 NE - CZ - NH2 ANGL. DEV. = -3.4 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 LYS A 407 133.91 -37.28 REMARK 500 REMARK 500 REMARK: NULL REMARK 525 REMARK 525 SOLVENT REMARK 525 REMARK 525 THE SOLVENT MOLECULES HAVE CHAIN IDENTIFIERS THAT REMARK 525 INDICATE THE POLYMER CHAIN WITH WHICH THEY ARE MOST REMARK 525 CLOSELY ASSOCIATED. THE REMARK LISTS ALL THE SOLVENT REMARK 525 MOLECULES WHICH ARE MORE THAN 5A AWAY FROM THE REMARK 525 NEAREST POLYMER CHAIN (M = MODEL NUMBER; REMARK 525 RES=RESIDUE NAME; C=CHAIN IDENTIFIER; SSEQ=SEQUENCE REMARK 525 NUMBER; I=INSERTION CODE): REMARK 525 REMARK 525 M RES CSSEQI REMARK 525 HOH A 794 DISTANCE = 5.88 ANGSTROMS REMARK 525 HOH A 795 DISTANCE = 6.18 ANGSTROMS REMARK 525 HOH A 796 DISTANCE = 6.48 ANGSTROMS REMARK 525 HOH A 797 DISTANCE = 7.33 ANGSTROMS DBREF1 7QFG A 308 444 UNP A0A809K9V2_LACAI DBREF2 7QFG A A0A809K9V2 310 446 SEQADV 7QFG MET A 306 UNP A0A809K9V INITIATING METHIONINE SEQADV 7QFG GLU A 307 UNP A0A809K9V EXPRESSION TAG SEQADV 7QFG LEU A 445 UNP A0A809K9V EXPRESSION TAG SEQADV 7QFG GLU A 446 UNP A0A809K9V EXPRESSION TAG SEQADV 7QFG HIS A 447 UNP A0A809K9V EXPRESSION TAG SEQADV 7QFG HIS A 448 UNP A0A809K9V EXPRESSION TAG SEQADV 7QFG HIS A 449 UNP A0A809K9V EXPRESSION TAG SEQADV 7QFG HIS A 450 UNP A0A809K9V EXPRESSION TAG SEQADV 7QFG HIS A 451 UNP A0A809K9V EXPRESSION TAG SEQRES 1 A 146 MET GLU ASN VAL ALA GLU PRO THR VAL ALA SER VAL SER SEQRES 2 A 146 LYS ARG ILE MET HIS ASN ALA TYR TYR TYR ASP LYS ASP SEQRES 3 A 146 ALA LYS ARG VAL GLY THR ASP SER VAL LYS ARG TYR ASN SEQRES 4 A 146 SER VAL SER VAL LEU PRO ASN THR THR THR ILE ASN GLY SEQRES 5 A 146 LYS THR TYR TYR GLN VAL VAL GLU ASN GLY LYS ALA VAL SEQRES 6 A 146 ASP LYS TYR ILE ASN ALA ALA ASN ILE ASP GLY THR LYS SEQRES 7 A 146 ARG THR LEU LYS HIS ASN ALA TYR VAL TYR ALA SER SER SEQRES 8 A 146 LYS LYS ARG ALA ASN LYS VAL VAL LEU LYS LYS GLY GLU SEQRES 9 A 146 VAL VAL THR THR TYR GLY ALA SER TYR THR PHE LYS ASN SEQRES 10 A 146 GLY GLN LYS TYR TYR LYS ILE GLY ASP ASN THR ASP LYS SEQRES 11 A 146 THR TYR VAL LYS VAL ALA ASN PHE ARG LEU GLU HIS HIS SEQRES 12 A 146 HIS HIS HIS HET CL A 501 1 HET CL A 502 1 HET CL A 503 1 HET CL A 504 1 HET BTB A 505 33 HETNAM CL CHLORIDE ION HETNAM BTB 2-[BIS-(2-HYDROXY-ETHYL)-AMINO]-2-HYDROXYMETHYL- HETNAM 2 BTB PROPANE-1,3-DIOL HETSYN BTB BIS-TRIS BUFFER FORMUL 2 CL 4(CL 1-) FORMUL 6 BTB C8 H19 N O5 FORMUL 7 HOH *197(H2 O) HELIX 1 AA1 GLU A 311 SER A 316 1 6 HELIX 2 AA2 ALA A 377 ILE A 379 5 3 HELIX 3 AA3 ALA A 441 ARG A 444 5 4 SHEET 1 AA1 2 VAL A 317 ARG A 320 0 SHEET 2 AA1 2 SER A 345 VAL A 348 -1 O VAL A 348 N VAL A 317 SHEET 1 AA2 2 ALA A 325 TYR A 328 0 SHEET 2 AA2 2 ARG A 334 VAL A 340 -1 O VAL A 335 N TYR A 327 SHEET 1 AA3 3 THR A 353 ILE A 355 0 SHEET 2 AA3 3 LYS A 358 GLU A 365 -1 O TYR A 360 N THR A 353 SHEET 3 AA3 3 LYS A 368 ASN A 375 -1 O LYS A 372 N VAL A 363 SHEET 1 AA4 2 THR A 382 THR A 385 0 SHEET 2 AA4 2 VAL A 410 THR A 413 -1 O THR A 413 N THR A 382 SHEET 1 AA5 2 ALA A 390 TYR A 393 0 SHEET 2 AA5 2 ARG A 399 LEU A 405 -1 O LEU A 405 N ALA A 390 SHEET 1 AA6 3 TYR A 418 THR A 419 0 SHEET 2 AA6 3 LYS A 425 LYS A 428 -1 O TYR A 426 N TYR A 418 SHEET 3 AA6 3 TYR A 437 LYS A 439 -1 O VAL A 438 N TYR A 427 CISPEP 1 ARG A 342 TYR A 343 0 2.15 CRYST1 100.628 43.943 42.488 90.00 98.82 90.00 C 1 2 1 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 0.009938 0.000000 0.001543 0.00000 SCALE2 0.000000 0.022757 0.000000 0.00000 SCALE3 0.000000 0.000000 0.023818 0.00000