HEADER CYTOKINE 30-JUN-20 6XMN TITLE SOLUTION NMR CXCL8-CXCR1 N-DOMAIN COMPLEX STRUCTURE COMPND MOL_ID: 1; COMPND 2 MOLECULE: INTERLEUKIN-8; COMPND 3 CHAIN: A; COMPND 4 FRAGMENT: RESIDUES 28-93; COMPND 5 SYNONYM: IL-8, CXCL8, C-X-C MOTIF CHEMOKINE 8, CHEMOKINE (C-X-C COMPND 6 MOTIF) LIGAND 8,EMOCTAKIN,GRANULOCYTE CHEMOTACTIC PROTEIN 1,GCP-1, COMPND 7 MONOCYTE-DERIVED NEUTROPHIL CHEMOTACTIC FACTOR,MDNCF,MONOCYTE-DERIVED COMPND 8 NEUTROPHIL-ACTIVATING PEPTIDE,MONAP,NEUTROPHIL-ACTIVATING PROTEIN 1, COMPND 9 NAP-1,PROTEIN 3-10C,T-CELL CHEMOTACTIC FACTOR; COMPND 10 ENGINEERED: YES; COMPND 11 MOL_ID: 2; COMPND 12 MOLECULE: C-X-C CHEMOKINE RECEPTOR TYPE 1; COMPND 13 CHAIN: B; COMPND 14 FRAGMENT: N-TERMINAL RESIDUES 1-29; COMPND 15 SYNONYM: CXCR-1,CDW128A,HIGH AFFINITY INTERLEUKIN-8 RECEPTOR A,IL-8R COMPND 16 A,IL-8 RECEPTOR TYPE 1; COMPND 17 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: CXCL8, IL8; SOURCE 6 EXPRESSION_SYSTEM: ESCHERICHIA COLI BL21; SOURCE 7 EXPRESSION_SYSTEM_TAXID: 511693; SOURCE 8 EXPRESSION_SYSTEM_STRAIN: BL21; SOURCE 9 EXPRESSION_SYSTEM_PLASMID: PET32 XA/LIC; SOURCE 10 MOL_ID: 2; SOURCE 11 ORGANISM_SCIENTIFIC: HOMO SAPIENS; SOURCE 12 ORGANISM_COMMON: HUMAN; SOURCE 13 ORGANISM_TAXID: 9606; SOURCE 14 GENE: CXCR1, CMKAR1, IL8RA; SOURCE 15 EXPRESSION_SYSTEM: ESCHERICHIA COLI BL21(DE3); SOURCE 16 EXPRESSION_SYSTEM_TAXID: 469008; SOURCE 17 EXPRESSION_SYSTEM_STRAIN: BL21(DE3); SOURCE 18 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID; SOURCE 19 EXPRESSION_SYSTEM_PLASMID: PET32 XA/LIC KEYWDS CHEMOKINE, CXCL8, CXCR1, CXCL8-CXCR1 N-DOMAIN COMPLEX, CYTOKINE EXPDTA SOLUTION NMR NUMMDL 20 AUTHOR K.M.SEPURU,K.RAJARATHNAM REVDAT 1 07-JUL-21 6XMN 0 JRNL AUTH K.M.SEPURU,K.RAJARATHNAM JRNL TITL SOLUTION NMR CXCL8-CXCR1 N-DOMAIN COMPLEX STRUCTURE JRNL REF TO BE PUBLISHED JRNL REFN REMARK 2 REMARK 2 RESOLUTION. NOT APPLICABLE. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : ARIA REMARK 3 AUTHORS : LINGE, O'DONOGHUE AND NILGES REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 6XMN COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 01-JUL-20. REMARK 100 THE DEPOSITION ID IS D_1000250137. REMARK 210 REMARK 210 EXPERIMENTAL DETAILS REMARK 210 EXPERIMENT TYPE : NMR REMARK 210 TEMPERATURE (KELVIN) : 303 REMARK 210 PH : 6.0 REMARK 210 IONIC STRENGTH : 50 REMARK 210 PRESSURE : 1 BAR REMARK 210 SAMPLE CONTENTS : 0.4 MM [U-13C; U-15N] CXCL8, 1.2 REMARK 210 MM CXCR1, 50 MM SODIUM PHOSPHATE, REMARK 210 0.01 % SODIUM AZIDE, 10 % [U- REMARK 210 100% 2H] D2O, 90% H2O/10% D2O; REMARK 210 1.2 MM CXCL8, 0.5 MM [U-13C; U- REMARK 210 15N] CXCR1, 50 MM SODIUM REMARK 210 PHOSPHATE, 0.01 % SODIUM AZIDE, REMARK 210 10 % [U-100% 2H] D2O, 90% H2O/10% REMARK 210 D2O REMARK 210 REMARK 210 NMR EXPERIMENTS CONDUCTED : 2D 1H-15N HSQC; 2D 1H-13C HSQC; REMARK 210 3D CBCA(CO)NH; 3D HNCACB; 3D REMARK 210 C(CO)NH; 3D HBHA(CO)NH; 3D HCCH- REMARK 210 TOCSY; 3D 1H-15N NOESY; 3D 1H- REMARK 210 13C NOESY; 3D 13C-FILTER NOESY REMARK 210 SPECTROMETER FIELD STRENGTH : 800 MHZ; 750 MHZ REMARK 210 SPECTROMETER MODEL : AVANCE III REMARK 210 SPECTROMETER MANUFACTURER : BRUKER REMARK 210 REMARK 210 STRUCTURE DETERMINATION. REMARK 210 SOFTWARE USED : SPARKY, TOPSPIN, ARIA REMARK 210 METHOD USED : SIMULATED ANNEALING REMARK 210 REMARK 210 CONFORMERS, NUMBER CALCULATED : 30 REMARK 210 CONFORMERS, NUMBER SUBMITTED : 20 REMARK 210 CONFORMERS, SELECTION CRITERIA : STRUCTURES WITH THE LOWEST REMARK 210 ENERGY REMARK 210 REMARK 210 BEST REPRESENTATIVE CONFORMER IN THIS ENSEMBLE : 1 REMARK 210 REMARK 210 REMARK: NULL REMARK 215 REMARK 215 NMR STUDY REMARK 215 THE COORDINATES IN THIS ENTRY WERE GENERATED FROM SOLUTION REMARK 215 NMR DATA. PROTEIN DATA BANK CONVENTIONS REQUIRE THAT REMARK 215 CRYST1 AND SCALE RECORDS BE INCLUDED, BUT THE VALUES ON REMARK 215 THESE RECORDS ARE MEANINGLESS. 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: DIMERIC REMARK 350 APPLY THE FOLLOWING TO CHAINS: A, 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 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: CLOSE CONTACTS 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 MET B 1 HG SER B 2 1.55 REMARK 500 O ILE B 4 HG1 THR B 5 1.55 REMARK 500 O PHE B 17 HG1 THR B 18 1.56 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 7 TYR B 27 CZ TYR B 27 CE2 0.084 REMARK 500 16 TYR B 27 CE1 TYR B 27 CZ -0.081 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 1 PRO B 7 CA - N - CD ANGL. DEV. = -9.7 DEGREES REMARK 500 1 PRO B 21 N - CA - CB ANGL. DEV. = -8.4 DEGREES REMARK 500 1 PRO B 22 CA - N - CD ANGL. DEV. = -8.8 DEGREES REMARK 500 1 PRO B 29 N - CA - CB ANGL. DEV. = -13.5 DEGREES REMARK 500 1 PRO B 29 N - CD - CG ANGL. DEV. = -9.1 DEGREES REMARK 500 2 PRO B 7 CA - N - CD ANGL. DEV. = -9.0 DEGREES REMARK 500 2 PRO B 7 CB - CA - C ANGL. DEV. = 12.7 DEGREES REMARK 500 2 PRO B 21 N - CA - CB ANGL. DEV. = -7.5 DEGREES REMARK 500 2 PRO B 22 CB - CA - C ANGL. DEV. = 14.1 DEGREES REMARK 500 2 PRO B 29 N - CA - CB ANGL. DEV. = -13.7 DEGREES REMARK 500 2 PRO B 29 N - CD - CG ANGL. DEV. = -9.1 DEGREES REMARK 500 3 PRO B 7 CA - N - CD ANGL. DEV. = -9.6 DEGREES REMARK 500 3 PRO B 21 N - CA - CB ANGL. DEV. = -8.2 DEGREES REMARK 500 3 PRO B 22 CA - N - CD ANGL. DEV. = -8.6 DEGREES REMARK 500 3 PRO B 29 N - CA - CB ANGL. DEV. = -13.2 DEGREES REMARK 500 4 PRO B 7 CA - N - CD ANGL. DEV. = -8.8 DEGREES REMARK 500 4 PRO B 7 CB - CA - C ANGL. DEV. = 12.6 DEGREES REMARK 500 4 PRO B 21 N - CA - CB ANGL. DEV. = -8.2 DEGREES REMARK 500 4 PRO B 22 CA - N - CD ANGL. DEV. = -9.1 DEGREES REMARK 500 4 PRO B 22 CB - CA - C ANGL. DEV. = 13.0 DEGREES REMARK 500 4 PRO B 29 CB - CA - C ANGL. DEV. = -12.7 DEGREES REMARK 500 4 PRO B 29 N - CA - CB ANGL. DEV. = -13.7 DEGREES REMARK 500 4 PRO B 29 N - CD - CG ANGL. DEV. = -9.1 DEGREES REMARK 500 5 PRO B 7 CA - N - CD ANGL. DEV. = -9.0 DEGREES REMARK 500 5 PRO B 7 CB - CA - C ANGL. DEV. = 12.8 DEGREES REMARK 500 5 PRO B 21 N - CA - CB ANGL. DEV. = -7.9 DEGREES REMARK 500 5 PRO B 22 CA - N - CD ANGL. DEV. = -8.4 DEGREES REMARK 500 5 PRO B 29 N - CA - CB ANGL. DEV. = -13.4 DEGREES REMARK 500 5 PRO B 29 N - CD - CG ANGL. DEV. = -9.1 DEGREES REMARK 500 6 PRO B 7 CA - N - CD ANGL. DEV. = -9.1 DEGREES REMARK 500 6 PRO B 7 CB - CA - C ANGL. DEV. = 12.8 DEGREES REMARK 500 6 PRO B 21 N - CA - CB ANGL. DEV. = -9.1 DEGREES REMARK 500 6 PRO B 22 CA - N - CD ANGL. DEV. = -8.9 DEGREES REMARK 500 6 PRO B 22 CB - CA - C ANGL. DEV. = 13.0 DEGREES REMARK 500 6 PRO B 29 CB - CA - C ANGL. DEV. = -12.7 DEGREES REMARK 500 6 PRO B 29 N - CA - CB ANGL. DEV. = -13.9 DEGREES REMARK 500 6 PRO B 29 N - CD - CG ANGL. DEV. = -9.2 DEGREES REMARK 500 7 PRO B 7 CB - CA - C ANGL. DEV. = 13.1 DEGREES REMARK 500 7 PRO B 21 N - CA - CB ANGL. DEV. = -9.2 DEGREES REMARK 500 7 PRO B 29 N - CA - CB ANGL. DEV. = -13.5 DEGREES REMARK 500 7 PRO B 29 N - CD - CG ANGL. DEV. = -9.1 DEGREES REMARK 500 8 PRO B 7 CA - N - CD ANGL. DEV. = -8.7 DEGREES REMARK 500 8 PRO B 7 CB - CA - C ANGL. DEV. = 13.0 DEGREES REMARK 500 8 PRO B 21 N - CA - CB ANGL. DEV. = -9.3 DEGREES REMARK 500 8 PRO B 22 CA - N - CD ANGL. DEV. = -9.4 DEGREES REMARK 500 8 PRO B 22 CB - CA - C ANGL. DEV. = 13.1 DEGREES REMARK 500 8 PRO B 22 N - CA - CB ANGL. DEV. = -9.4 DEGREES REMARK 500 8 PRO B 22 N - CD - CG ANGL. DEV. = -9.0 DEGREES REMARK 500 8 PRO B 29 N - CA - CB ANGL. DEV. = -13.8 DEGREES REMARK 500 8 PRO B 29 N - CD - CG ANGL. DEV. = -9.2 DEGREES REMARK 500 REMARK 500 THIS ENTRY HAS 124 ANGLE DEVIATIONS. 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 1 SER A 14 59.93 -92.31 REMARK 500 1 SER A 30 122.02 -29.86 REMARK 500 1 ARG A 47 -176.70 77.36 REMARK 500 1 SER B 2 -163.74 70.79 REMARK 500 1 ASN B 3 162.50 143.90 REMARK 500 1 ILE B 4 165.92 89.56 REMARK 500 1 THR B 5 -161.52 104.75 REMARK 500 1 ASP B 6 158.11 164.11 REMARK 500 1 PRO B 7 160.58 51.97 REMARK 500 1 GLN B 8 -161.92 151.39 REMARK 500 1 MET B 9 160.22 138.86 REMARK 500 1 TRP B 10 179.29 57.39 REMARK 500 1 ASP B 11 160.64 106.19 REMARK 500 1 PHE B 12 154.37 108.09 REMARK 500 1 ASP B 13 156.66 120.41 REMARK 500 1 LEU B 15 -142.48 96.90 REMARK 500 1 ASN B 16 -161.87 137.68 REMARK 500 1 PHE B 17 161.71 174.95 REMARK 500 1 THR B 18 158.84 84.37 REMARK 500 1 MET B 20 -158.18 177.31 REMARK 500 1 PRO B 21 -159.61 -153.72 REMARK 500 1 PRO B 22 -162.71 49.18 REMARK 500 1 ALA B 23 -148.23 91.02 REMARK 500 1 GLU B 25 163.36 131.10 REMARK 500 1 ASP B 26 156.63 99.93 REMARK 500 1 TYR B 27 165.31 163.53 REMARK 500 1 SER B 28 164.80 164.69 REMARK 500 2 LYS A 3 -59.67 -147.38 REMARK 500 2 ARG A 47 -174.09 75.88 REMARK 500 2 SER B 2 156.96 73.76 REMARK 500 2 ASN B 3 160.65 96.16 REMARK 500 2 ILE B 4 -177.52 84.00 REMARK 500 2 THR B 5 161.41 145.63 REMARK 500 2 ASP B 6 159.95 157.11 REMARK 500 2 PRO B 7 -158.07 53.58 REMARK 500 2 GLN B 8 164.20 163.74 REMARK 500 2 MET B 9 170.57 137.80 REMARK 500 2 TRP B 10 -164.89 -76.68 REMARK 500 2 ASP B 11 160.63 149.93 REMARK 500 2 PHE B 12 158.94 134.37 REMARK 500 2 ASP B 13 -168.57 158.58 REMARK 500 2 ASP B 14 162.26 159.15 REMARK 500 2 LEU B 15 -144.18 94.28 REMARK 500 2 ASN B 16 159.84 135.41 REMARK 500 2 PHE B 17 159.77 169.78 REMARK 500 2 THR B 18 156.81 83.66 REMARK 500 2 MET B 20 -161.39 -176.36 REMARK 500 2 PRO B 22 160.40 50.96 REMARK 500 2 ALA B 23 172.06 92.31 REMARK 500 2 GLU B 25 -163.96 166.11 REMARK 500 REMARK 500 THIS ENTRY HAS 532 RAMACHANDRAN OUTLIERS. 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 PRO B 21 PRO B 22 1 -146.60 REMARK 500 PRO B 22 ALA B 23 2 -143.41 REMARK 500 ALA B 23 ASP B 24 2 -149.19 REMARK 500 PRO B 21 PRO B 22 3 -146.60 REMARK 500 PRO B 21 PRO B 22 6 -149.96 REMARK 500 PRO B 21 PRO B 22 7 -149.55 REMARK 500 PRO B 22 ALA B 23 9 -140.49 REMARK 500 ALA B 23 ASP B 24 9 -146.67 REMARK 500 LEU B 15 ASN B 16 10 -149.48 REMARK 500 PHE B 17 THR B 18 11 -149.86 REMARK 500 PRO B 21 PRO B 22 11 -147.97 REMARK 500 PRO B 22 ALA B 23 11 -146.34 REMARK 500 LEU B 15 ASN B 16 12 -149.14 REMARK 500 PRO B 22 ALA B 23 12 -141.62 REMARK 500 ALA B 23 ASP B 24 12 -141.69 REMARK 500 PRO B 22 ALA B 23 13 -148.93 REMARK 500 PRO B 21 PRO B 22 14 -144.96 REMARK 500 PRO B 22 ALA B 23 14 -144.89 REMARK 500 ALA B 23 ASP B 24 14 -149.27 REMARK 500 PRO B 22 ALA B 23 17 -145.87 REMARK 500 ALA B 23 ASP B 24 17 -149.66 REMARK 500 ASP B 24 GLU B 25 19 -149.04 REMARK 500 PRO B 22 ALA B 23 20 -149.46 REMARK 500 REMARK 500 REMARK: NULL REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: PLANAR GROUPS REMARK 500 REMARK 500 PLANAR GROUPS IN THE FOLLOWING RESIDUES HAVE A TOTAL REMARK 500 RMS DISTANCE OF ALL ATOMS FROM THE BEST-FIT PLANE REMARK 500 BY MORE THAN AN EXPECTED VALUE OF 6*RMSD, WITH AN REMARK 500 RMSD 0.02 ANGSTROMS, OR AT LEAST ONE ATOM HAS REMARK 500 AN RMSD GREATER THAN THIS VALUE REMARK 500 (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN IDENTIFIER; REMARK 500 SSEQ=SEQUENCE NUMBER; I=INSERTION CODE). REMARK 500 REMARK 500 M RES CSSEQI RMS TYPE REMARK 500 1 ARG A 60 0.08 SIDE CHAIN REMARK 500 13 TYR B 27 0.07 SIDE CHAIN REMARK 500 REMARK 500 REMARK: NULL REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 30766 RELATED DB: BMRB REMARK 900 SOLUTION NMR CXCL8-CXCR1 N-DOMAIN COMPLEX STRUCTURE DBREF 6XMN A 1 66 UNP P10145 IL8_HUMAN 28 93 DBREF 6XMN B 1 29 UNP P25024 CXCR1_HUMAN 1 29 SEQRES 1 A 66 SER ALA LYS GLU LEU ARG CYS GLN CYS ILE LYS THR TYR SEQRES 2 A 66 SER LYS PRO PHE HIS PRO LYS PHE ILE LYS GLU LEU ARG SEQRES 3 A 66 VAL ILE GLU SER GLY PRO HIS CYS ALA ASN THR GLU ILE SEQRES 4 A 66 ILE VAL LYS LEU SER ASP GLY ARG GLU LEU CYS LEU ASP SEQRES 5 A 66 PRO LYS GLU ASN TRP VAL GLN ARG VAL VAL GLU LYS PHE SEQRES 6 A 66 LEU SEQRES 1 B 29 MET SER ASN ILE THR ASP PRO GLN MET TRP ASP PHE ASP SEQRES 2 B 29 ASP LEU ASN PHE THR GLY MET PRO PRO ALA ASP GLU ASP SEQRES 3 B 29 TYR SER PRO HELIX 1 AA1 GLU A 55 LEU A 66 1 12 SHEET 1 AA1 3 ILE A 22 ILE A 28 0 SHEET 2 AA1 3 GLU A 38 LEU A 43 -1 O GLU A 38 N ILE A 28 SHEET 3 AA1 3 ARG A 47 LEU A 51 -1 O ARG A 47 N LEU A 43 SSBOND 1 CYS A 7 CYS A 34 1555 1555 2.02 SSBOND 2 CYS A 9 CYS A 50 1555 1555 2.03 CRYST1 1.000 1.000 1.000 90.00 90.00 90.00 P 1 1 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 1.000000 0.000000 0.000000 0.00000 SCALE2 0.000000 1.000000 0.000000 0.00000 SCALE3 0.000000 0.000000 1.000000 0.00000 MODEL 1